Utility model content
In view of this, the purpose of this utility model is to provide a kind of optical aiming device and firearms, existing to alleviate
Need to change laser sight during the laser for launching different wave length present in technology, the complicated cumbersome technology of operating process is asked
Topic.
In a first aspect, the utility model embodiment provides a kind of optical aiming device, including:Collimation lens module, light
Fine coupler and at least two laser modules;
At least two laser modules, it is respectively used to launch the laser of different preset wavelengths when opening, and by described in
Laser coupled enters in the first optical fiber of laser module connection;
The fiber coupler, including an output end and at least two inputs, each input respectively with it is right
The optical fiber joint end connection for the laser module answered, for preset wavelengths that launch at least two laser modules, different
Laser combining is into the optical fiber of same root second;
The collimation lens module, its optical fiber joint end are connected with the output end of the fiber coupler, for by combining
Collimation output is carried out to the laser in second optical fiber.
With reference in a first aspect, the utility model embodiment provides the first possible embodiment of first aspect, its
In, the laser module includes:Switch module, laser and coupled lens group;
The switch module, for being turned on and off the laser;
The laser, for after switch module is opened, launching the laser of preset wavelength;
The laser input of the coupled lens group is connected with the laser output, for launch the laser
Laser coupled enters in the first optical fiber.
With reference in a first aspect, the utility model embodiment provides second of possible embodiment of first aspect, its
In, the switch module includes at least two on-off circuits;The on-off circuit is arranged on the power supply branch road of the laser,
Power supply branch road for controlling the laser is connected or disconnected.
With reference in a first aspect, the utility model embodiment provides the third possible embodiment of first aspect, its
In, the optical aiming device also includes light intensity sensor and processor;
The light intensity sensor, it is arranged on the housing of the optical aiming device, for detecting the light intensity number in environment
According to, and the light intensity data is sent to the processor;
The processor, for controlling the on-off circuit according to the light intensity data, so that at least two laser
The laser of any laser module transmitting preset wavelength in module.
With reference in a first aspect, the utility model embodiment provides the 4th kind of possible embodiment of first aspect, its
In, the switch module, including at least two hand switches, the hand switch are arranged at the power supply branch road of the laser
On, the power supply branch road for controlling the laser is connected or disconnected.
With reference in a first aspect, the utility model embodiment provides the 5th kind of possible embodiment of first aspect, its
In, the quantity of the laser module is less than or equal to the quantity of the input of the fiber coupler.
With reference in a first aspect, the utility model embodiment provides the 6th kind of possible embodiment of first aspect, its
In, the quantity of the laser module is two, and the quantity of the input of the fiber coupler is two.
With reference in a first aspect, the utility model embodiment provides the 7th kind of possible embodiment of first aspect, its
In, the quantity of the laser module is three, and the quantity of the input of the fiber coupler is three.
With reference in a first aspect, the utility model embodiment provides the 8th kind of possible embodiment of first aspect, its
In, first optical fiber is single-mode fiber or multimode fibre, and second optical fiber is single-mode fiber or multimode fibre.
Second aspect, the utility model embodiment also provide a kind of firearms, include the optics as described in above-mentioned first aspect
Sighting device.
The utility model embodiment brings following beneficial effect:The utility model embodiment can be in laser sight
At least two laser modules are set, and laser that at least two laser modules are launched are coupled to using fiber coupler same
In root optical fiber, when needing to use the laser of various lasers transmitting different wave length, as long as opening the switch of corresponding laser
, the complicated processes for repeatedly removing and installing laser sight are saved, improve the service efficiency of laser sight.
Other feature and advantage of the present utility model will illustrate in the following description, also, partly from specification
In become apparent, or understood by implementing the utility model.The purpose of this utility model and other advantages are illustrating
Specifically noted structure is realized and obtained in book, claims and accompanying drawing.
To enable above-mentioned purpose of the present utility model, feature and advantage to become apparent, preferred embodiment cited below particularly, and
Accompanying drawing appended by cooperation, is described in detail below.
Embodiment
To make the purpose, technical scheme and advantage of the utility model embodiment clearer, below in conjunction with accompanying drawing to this
The technical scheme of utility model is clearly and completely described, it is clear that described embodiment is that the utility model part is real
Apply example, rather than whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making
The every other embodiment obtained under the premise of creative work, belong to the scope of the utility model protection.
Currently in order to enable the accurate run-home of firearms, it is necessary to which laser sight optical axis and gun tube axis are adjusted to flat
OK, so in firearms in use, the laser in the laser sight transmitting being currently installed on is sent out with the laser sight needed to use
, it is necessary to disassemble the laser sight being currently installed on first during the optical maser wavelength difference penetrated, then the laser aiming that will be needed to use
The optical axis of device is adjusted to parallel with gun tube axis, and operating process is extremely complex, cumbersome, and regulation difficulty is big, is not easy to convenient use,
Based on this, a kind of optical aiming device of the utility model embodiment offer, at least two can be set in laser sight
Laser module, and the laser that at least two laser modules are launched is coupled in same root optical fiber using fiber coupler,
When needing to use the laser of various lasers transmitting different wave length, as long as opening the switch of corresponding laser, save more
The secondary complicated processes for removing and installing laser sight, improve the service efficiency of laser sight.
For ease of understanding the present embodiment, a kind of optical laying disclosed in the utility model embodiment is filled first
Put and describe in detail, as shown in figure 1, optical aiming device includes:Collimation lens module 1, fiber coupler 2 and at least two
Laser module 3;
At least two laser modules 3, are respectively used to launch the laser of different preset wavelengths, and by the laser coupled
In the first optical fiber 4 for entering laser module connection.
In the utility model embodiment, the first optical fiber 4 can be single-mode fiber or multimode fibre, refer in particular to be arranged at here
Optical fiber between the input of laser module 3 and fiber coupler 2.
As shown in Fig. 2 the laser module includes:Switch module (not shown), laser 3.1 and coupled lens group
3.2;
The switch module, for being turned on and off the laser;
The laser 3.1, for after switch module is opened, launching the laser of preset wavelength;
The laser input of the coupled lens group 3.2 is connected with the laser output, for the laser to be sent out
The laser coupled penetrated enters in the first optical fiber.
Laser can refer to visible wavelength laser or infrared light long wavelength laser etc., in different laser modules
In the laser of different wave length should be set, for example, when including two laser modules in optical aiming device, it is assumed that wherein one
Laser in individual laser module is visible wavelength laser, then the laser in another laser module can be infrared light
Long wavelength laser, it is seen that optical wavelength laser wavelength is common 450nm, 532nm, 545nm, 635nm or 650nm etc.,
Other suitable wavelength can be selected in actual applications;Infrared light wavelength laser wavelength be common 808nm, 905nm,
940nm or 1050nm etc., other suitable wavelength can be selected in actual applications.
In the utility model embodiment, coupled lens group 3.2 refers to that one group of laser beam datum that can make to pass through focuses on
Lens in optical fiber.
The fiber coupler 2, including an output end and at least two inputs, each input respectively with it is right
The optical fiber joint end connection for the laser module answered, for preset wavelengths that launch at least two laser modules, different
Laser combining is into the optical fiber of same root second.
In the utility model embodiment, the second optical fiber refers to the output end and collimation lens module for being arranged at fiber coupler
Between optical fiber.
Such as Fig. 3, fiber coupler (Coupler) is also known as splitter (Splitter), connector, adapter, optical fiber flange
Disk, it is to be used to realize optical signal branch/combining, or the element for extended fiber link.
Such as Fig. 4, the collimation lens module 1, its optical fiber joint end is connected with the output end of the fiber coupler, is used for
Combining is subjected to collimation output to the laser in second optical fiber.
In the utility model embodiment, collimation lens module 1 can refer to collimating mirror, and collimating mirror is used to maintain laser resonance
The collimation of light beam between chamber and focusing optic.
In one embodiment of the present utility model, the switch module includes at least two on-off circuits;The switch
Circuit is arranged on the power supply branch road of the laser, and the power supply branch road for controlling the laser is connected or disconnected.Power supply
Branch road can be arranged on the branch road that the laser head of laser and power supply are connected, wherein can including switching tube etc. electronic device,
Such as triode etc..
The optical aiming device also includes light intensity sensor and processor;
The light intensity sensor, it is arranged on the housing of the optical aiming device, for detecting the light intensity number in environment
According to, and the light intensity data is sent to the processor;
In the utility model embodiment, light intensity sensor can be used for gathering the intensity of illumination in environment, and by illumination
Intensity is sent to processor in the form of analog signal, so that processor analyzes and processes.
The processor, for controlling the on-off circuit according to the light intensity data, so that at least two laser
The laser of any laser module transmitting preset wavelength in module.
Processor, can be by light intensity data and default range of light intensity after the light intensity data of light intensity sensor collection is received
It is compared, and is located at according to light intensity data in range of light intensity or outside range of light intensity, controls corresponding laser module transmitting to swash
Light.
In another embodiment of the present utility model, the switch module, at least two hand switches can be included, it is described
Hand switch is arranged on the power supply branch road of the laser, and the power supply branch road for controlling the laser is connected or disconnected.
In the utility model embodiment, hand switch can instigate open circuit, make current interruptions or it is flowed to it
The switch of his circuit, the state that hand switch can either upspring according to being pressed make power supply branch road connect or disconnect.
In order to ensure that each laser module has the input of the corresponding fiber coupler connected, so in practical application
In should keep the laser module quantity be less than or equal to the fiber coupler input quantity.
In actual applications, the quantity of the laser module can be two, accordingly, the input of the fiber coupler
The quantity at end is two, and the quantity of the laser module can also be three, accordingly, the input of the fiber coupler
Quantity is three etc..
In another embodiment of the present utility model, a kind of firearms are also provided, include optics as in the foregoing embodiment
Sighting device.
In another embodiment of the present utility model, a kind of control method of optical aiming device is also provided, applied to such as
In optical aiming device described in the foregoing embodiment comprising light intensity sensor and processor, control method can include following
Step.
Obtain the light intensity data of the light intensity sensor collection.
Judge the light intensity data whether in the first range of light intensity.
In the utility model embodiment, the first range of light intensity can refer to default number range, can be according to actual feelings
Condition is set, for example, the corresponding relation of range of light intensity and optical maser wavelength can be set in advance in, is detecting current light intensity
When data are located in the first range of light intensity, i.e., launch laser using the laser of the corresponding optical maser wavelength.
If the light intensity data is located in first range of light intensity, control the first laser module transmitting first pre-
If the laser of wavelength.
As shown in fig. 5, it is assumed that two laser modules are included in optical aiming device, the laser in two laser modules point
Not Wei infrared band laser device and visible light wave range laser, at work, it is assumed that in a kind of application scenarios, it is necessary to using red
The laser aiming of wave section, then the infrared band laser light beam B1 that infrared band laser device A1 can be controlled to send pass through coupling mirror
C1 is coupled into optical fiber D1;It is similar, it is necessary to laser aiming using visible light wave range in another application scenarios, it is seen that
The visible light wave range laser beam B2 that optical band laser A2 is sent is coupled into optical fiber D2 by coupling mirror C2.Two-beam fibre passes through
Optical fiber buncher E (optical fiber buncher can be equivalent to the fiber coupler in previous embodiment) is by the laser set of two kinds of wave bands
Enter in simple optical fiber F.Optical fiber F light extraction realizes that two kinds of wavelength laser beam H coaxial small divergence angle is defeated by optical alignment system G
Go out.
In another embodiment of the present utility model, methods described is further comprising the steps of.
If the light intensity data is located at outside first range of light intensity, judge whether the light intensity data is located at the second light
In strong scope.
In the utility model embodiment, the setting of the second range of light intensity is referred to the first range of light intensity, herein no longer
Repeat.
If the light intensity data is located in second range of light intensity, control the second laser module transmitting second pre-
If the laser of wavelength.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description
With the specific work process of device, the corresponding process in preceding method embodiment is may be referred to, will not be repeated here.
In addition, in the description of the utility model embodiment, unless otherwise clearly defined and limited, term " installation ",
" connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or integratedly be connected
Connect;Can be mechanical connection or electrical connection;Can be joined directly together, can also be indirectly connected by intermediary, can
To be the connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood with concrete condition
Concrete meaning in the utility model.
If the function is realized in the form of SFU software functional unit and is used as independent production marketing or in use, can be with
It is stored in a computer read/write memory medium.Based on such understanding, the technical solution of the utility model substantially or
Person says that the part of the part to be contributed to prior art or the technical scheme can be embodied in the form of software product,
The computer software product is stored in a storage medium, including some instructions are causing a computer equipment (can be with
Personal computer, server, or network equipment etc.) perform each embodiment methods described of the utility model whole or portion
Step by step.And foregoing storage medium includes:USB flash disk, mobile hard disk, read-only storage (ROM, Read-Only Memory), with
Machine access memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can be with Jie of store program codes
Matter.
, it is necessary to explanation in description of the present utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instruction such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only
Described for the ease of description the utility model and simplifying, rather than instruction or imply signified device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.In addition, term " the
One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or hint relative importance.
Finally it should be noted that:Embodiment described above, only specific embodiment of the present utility model, to illustrate this
The technical scheme of utility model, rather than its limitations, the scope of protection of the utility model is not limited thereto, although with reference to foregoing
The utility model is described in detail embodiment, it will be understood by those within the art that:It is any to be familiar with this skill
For the technical staff in art field in the technical scope that the utility model discloses, it still can be to the skill described in previous embodiment
Art scheme is modified or can readily occurred in change, or carries out equivalent substitution to which part technical characteristic;And these modifications,
Change is replaced, and the essence of appropriate technical solution is departed from the spirit and model of the utility model embodiment technical scheme
Enclose, should all cover within the scope of protection of the utility model.Therefore, the scope of protection of the utility model described should be wanted with right
The protection domain asked is defined.