CN205507083U - Laser rangefinder equipment - Google Patents

Abstract

The utility model provides a purpose is a laser rangefinder equipment who provides, includes: laser is sent out and is received device, rotary device and power supply control device, wherein, laser send out to be received a device and is used for sending to tested target and throws the light beam, receives the warp the folded light beam of tested target reflection is because the angle of the reflectivity of areflexia mirror self and folded light beam biasing problem has improved smooth utilization ratio effectively, rotary device drives with electromagnetic induction kind of drive laser is sent out and is received the device rotation, makes laser rangefinder equipment's volume is littleer, power supply control device does the rotary device power supply makes laser rangefinder equipment's life is longer to with the photoelectric conversion mode with laser is sent out the receipts device and is carried out data transmission, has improved effectively laser rangefinder equipment's life, and realized power supply control device with the full duplex wireless data transmission who receives between the device is sent out to laser.

Description

A kind of Laser Distance Measuring Equipment

Technical field

The application relates to distance-measuring equipment, particularly relates to a kind of Laser Distance Measuring Equipment.

Background technology

Laser range finder is to utilize laser that the distance of target is carried out the instrument of Accurate Determining.Laser range finder Operationally penetrate the thinnest a branch of laser to measured target, photoelectric cell receive the laser of target reflection Bundle, timer measures laser beam from being transmitted into time of reception, calculates from observer to measured target Distance.Laser range finder has remarkable advantage easy to use, that measurement is accurate, the measurement time is short, therefore It is used widely at numerous areas such as building, explorations, above for TOF laser radar range principle, but It is that TOF radar needs complicated Light Electrical element, so usually volume is big, cost intensive.

Consider size and Cost Problems, prior art uses the miniaturization light of range of triangle mode Learn scanning range unit.Described miniaturized optical scanning range unit by realize range of triangle laser instrument, The equipment such as imaging len, sensitive chip is arranged on a platform that can rotate continuously, it is achieved distance measuring light beam Scanning.Use complicated optical glass owing to avoiding, therefore significantly reduce the volume of distance-measuring equipment And cost.In order to realize powering rotary part and communication, this kind of device needs to use the realities such as conducting slip ring The equipment of signal of telecommunication transmission between existing rotary body, the kind of drive of belt or gear allows rotary body rotate.This Greatly have impact on the service life of this kind of device, general continuous firing 1 year, arise that mechanical wear Aging causing trouble.

Therefore, laser range finder of the prior art uses slip ring mode to transmit electric energy and the signal of telecommunication, adopts Make rotary body rotate by the kind of drive of belt or gear, cause laser range finder service life short and Volume is big, needs brand-new technology to improve these shortcomings.

Summary of the invention

The purpose of the application is to provide a kind of Laser Distance Measuring Equipment, to solve laser ranging of the prior art Instrument uses slip ring power supply communication, and uses the kind of drive of belt or gear to make sending and receiving apparatus rotate, Cause laser range finder service life short and bulky problem.

An aspect according to the application, it is provided that a kind of Laser Distance Measuring Equipment, including: laser sends out receipts Device, rotary apparatus and power supply control apparatus；Wherein, described laser SRU sending-receiving unit is for tested mesh Mark sends projecting beam, receives the reflection light beam reflected through described measured target；Described rotary apparatus with The electromagnetic induction kind of drive drives described laser SRU sending-receiving unit to rotate；Described power supply control apparatus is described Rotary apparatus wireless power, and carry out data transmission with described laser SRU sending-receiving unit with photoelectric conversion mode.

Further, described rotary apparatus includes: stator coil, rotor rotor, fixed cell and rotation Turning unit, wherein, described stator coil is fixing connects described fixed cell, and described stator coil obtains Take the alternating current that described power supply control apparatus provides, drive described turning in order to by the electromagnetic induction kind of drive Son rotates；Described rotary unit is fixing connects described rotor and described laser SRU sending-receiving unit, in order to drive Described laser SRU sending-receiving unit rotates.

Further, described fixed cell is connected by bearing fit with described rotary unit.

Further, described rotary apparatus also includes: rotate number of turns computing unit, is used for obtaining described The rotation number of turns of rotary apparatus, and the rotary speed of described rotary apparatus is calculated based on the described rotation number of turns.

Further, described rotary apparatus also includes: described rotation number of turns computing unit includes arranging Coding tooth on described fixed cell, wherein, described coding tooth includes following at least any one: side Shape coding tooth, rectangle coding tooth, Conical Coding tooth, polygon coding tooth, circle codification tooth.

Further, described laser SRU sending-receiving unit includes: information generating unit, for based on described throwing Irradiating light beam and correspondence described reflection light beam generate relevant ranging information；Information transmit-receive unit, for light Electricity conversion regime carries out full-duplex data transmission with described power supply control apparatus.

Further, described information transmit-receive unit includes: the first light-emitting component, for based on described Relevant ranging information generates the first optical signal to described power supply control apparatus；First light-sensitive element, is used for Obtain the second optical signal that described power supply control apparatus is sent based on emission control information, and be converted into The corresponding electrical information that controls, wherein, described emission control information be used for controlling described laser SRU sending-receiving unit to Measured target sends projecting beam.

Further, described power supply control apparatus includes: the second light-emitting component, for described laser SRU sending-receiving unit launches described second optical signal；Second light-sensitive element, is used for obtaining described first optical signal, And it is converted into corresponding correlative measurement away from electrical information.

Further, described Laser Distance Measuring Equipment also includes: data transmission device, for by described confession The correlative measurement that controller for electric consumption is received is sent to external equipment away from electrical information, and to described power supply control Device transmits the speed-regulating signal that sent of described external equipment, with control described power supply control apparatus based on Described speed-regulating signal adjusts the rotary speed of described rotary apparatus.

Further, described Laser Distance Measuring Equipment also includes: laser SRU sending-receiving unit electric supply installation, wherein, Described laser SRU sending-receiving unit electric supply installation obtains the alternating current that described power supply control apparatus is provided, and base It is that described laser SRU sending-receiving unit is powered in described alternating current.

Further, described laser SRU sending-receiving unit electric supply installation includes: exterior loop and interior loop, its In, described exterior loop is fixedly installed on described power supply control apparatus, is used for obtaining described power supply control The alternating current that device is provided；Described interior loop is fixedly installed on described laser SRU sending-receiving unit, is used for Electrically connect with described laser SRU sending-receiving unit, the inductive electromagnetic that described interior loop produces based on described exterior loop Field generates induction electromotive force and powers for described laser SRU sending-receiving unit.

Further, described power supply control apparatus also includes: rotational speed regulation unit, wherein, and described turn Velocity modulation joint unit, for being adjusted to the speed control signal that described rotary apparatus provides, to control described rotation The rotary speed of device.

Further, described power supply control apparatus also includes: switch element, is used for switching described rotation The adjustment mode of the rotary speed of device.

Further, described Laser Distance Measuring Equipment also includes: wired electric supply installation, is used for as described confession Controller for electric consumption is powered.

Compared with prior art, a kind of Laser Distance Measuring Equipment that one aspect of the application provides, including: Laser SRU sending-receiving unit, rotary apparatus and power supply control apparatus；Wherein, described laser SRU sending-receiving unit is used for Send projecting beam to measured target, receive the reflection light beam reflected through described measured target, due to nothing The structure design of reflecting mirror, thus the reflectance avoiding reflecting mirror self is inclined with the angle of reflection light beam Put problem, be effectively improved light utilization efficiency；Described rotary apparatus drives with the electromagnetic induction kind of drive Described laser SRU sending-receiving unit rotates, and saves the design structure of the kind of drive of belt or gear so that The volume of described Laser Distance Measuring Equipment is less；Described power supply control apparatus is that described rotary apparatus carries out nothing The wireless power of Mechanical Contact, and carry out data biography with photoelectric conversion mode and described laser SRU sending-receiving unit Defeated, it is to avoid the problem that slip ring of the prior art is powered and service life of data transmission is short, effectively Improve service life of described Laser Distance Measuring Equipment.

Accompanying drawing explanation

The detailed description that non-limiting example is made made with reference to the following drawings by reading, this Shen Other features, objects and advantages please will become more apparent upon:

Fig. 1 illustrates the brief configuration schematic diagram of a kind of Laser Distance Measuring Equipment according to one aspect of the application；

Fig. 2 illustrates the electromagnetic induction of a kind of Laser Distance Measuring Equipment of the offer according to one aspect of the application The kind of drive one；

Fig. 3 illustrates the electromagnetic induction of a kind of Laser Distance Measuring Equipment of the offer according to one aspect of the application The kind of drive two；

Fig. 4 illustrates the laser SRU sending-receiving unit 21 of a kind of Laser Distance Measuring Equipment according to one aspect of the application And the structure chart of the full-duplex data transmission between power supply control apparatus 23.

In accompanying drawing, same or analogous reference represents same or analogous parts.

Detailed description of the invention

Below in conjunction with the accompanying drawings the application is described in further detail.

It should be noted that following embodiment is only the preferred embodiment of the application, and not all.Based on Embodiment in embodiment, those skilled in the art are obtained on the premise of not making creative work Obtain other embodiments, broadly fall into the protection domain of the application.

Fig. 1 illustrates the brief configuration schematic diagram of a kind of Laser Distance Measuring Equipment according to one aspect of the application. Wherein, a kind of Laser Distance Measuring Equipment in described Fig. 1 includes laser SRU sending-receiving unit 21, rotary apparatus 22 and power supply control apparatus 23；Wherein, described laser SRU sending-receiving unit 21 is for sending to measured target Projecting beam, receives the reflection light beam reflected through described measured target；Described rotary apparatus 22 is with electricity The magnetic induction kind of drive drives described laser SRU sending-receiving unit 21 to rotate；Described power supply control apparatus 23 is Described rotary apparatus 22 wireless power, and enter with described laser SRU sending-receiving unit 21 with photoelectric conversion mode Row data are transmitted.

It should be noted that described laser SRU sending-receiving unit 21 includes laser emission element and laser pick-off unit, Wherein, described laser emission element can include but not limited to generating laser, described laser pick-off unit Laser pickoff can be included but not limited to, in embodiments herein, by described laser emission element Being preferably described generating laser, described laser pick-off unit is preferably described laser pickoff.Certainly, Will be understood that described generating laser is only a side of described laser emission element those skilled in the art The preferred embodiment in face, described laser pickoff is only the excellent of an aspect of described laser pick-off unit Selecting embodiment, other existing or laser emission elements of being likely to occur from now on and laser pick-off unit are such as It is applicable to the application, within also should being included in the application protection domain, and comprises with way of reference at this In this.

It should be noted that described power supply control apparatus 23 can be to include but not limited to include driving send out Penetrate plate.Described driving expelling plate includes driving to be launched PCB (printed substrate) plate and has special Integrated circuit (ASIC), programmable gate array (FPGA), digital processing unit (DSP) or embedded Equipment etc..In a preferred embodiment of the application, described power supply control apparatus 23 is preferably Drive and launch pcb board.Certainly, will be understood that described driving launches pcb board those skilled in the art Being only the preferred embodiment of an aspect of described power supply control apparatus 23, other are existing or from now on may be used The power supply control apparatus 23 that can occur such as is applicable to the application, also should be included in the application protection domain Within, and be incorporated herein with way of reference at this.

In a preferred embodiment of the application, the generating laser in described laser SRU sending-receiving unit 21 with There is certain angle between laser pickoff in described laser SRU sending-receiving unit 21, described laser sends out receipts dress The generating laser put in 21 sends projecting beam, described projecting beam and described rotation to measured target The surfaces of revolution of device 22 is parallel, after described projecting beam arrives measured target, and the reflection reflected Light beam is by the laser pickoff in described laser SRU sending-receiving unit 21, in the most described laser SRU sending-receiving unit 21 Laser pickoff receives the reflection light beam reflected through described measured target, due to described laser SRU sending-receiving unit The structure design of no-mirror in 21, thus avoid the reflectance of reflecting mirror self and reflect light beam Angle offset problem, is effectively improved light utilization efficiency；Described rotary apparatus 22 passes with electromagnetic induction Flowing mode drives described laser SRU sending-receiving unit 21 to rotate, and instead of the kind of drive of belt or gear Design structure so that improve the service life of described Laser Distance Measuring Equipment, decrease described Laser Measuring Volume away from equipment and noise；Described power supply control apparatus 23 is described rotary apparatus 22 wireless power, And carry out data transmission with described laser SRU sending-receiving unit 21 with photoelectric conversion mode, it is to avoid existing skill Slip ring in art is powered and the short problem in service life of data transmission, is effectively improved described laser The service life of distance-measuring equipment.

In the above preferred embodiment of the application, the throwing that described generating laser sends to measured target Irradiating light beam can include but not limited to laser.Certainly, other existing or be likely to occur from now on for Measured target send projecting beam be such as applicable to the application, also should be included in the application protection domain with In, and be incorporated herein with way of reference at this.

Further, described rotary apparatus 22 includes: stator coil 221, rotor 222, fixing list Unit 223 and rotary unit 224, wherein, described stator coil 221 is fixing connects described fixed cell 223, and described stator coil 221 obtain described power supply control apparatus 23 provide alternating current, in order to Described rotor 222 is driven to rotate by the electromagnetic induction kind of drive；Described rotary unit 224 is fixing to be connected Described rotor 222 and described laser SRU sending-receiving unit 21, in order to drive described laser SRU sending-receiving unit 21 to revolve Turn.

It should be noted that described fixed cell includes but not limited to fixed platform, described rotary unit Include but not limited to rotation platform, in a preferred embodiment of the application, by described fixed cell It is preferably fixed platform, described rotary unit is preferably rotation platform.Certainly, in art technology Personnel will be understood that described fixed platform is only the preferred embodiment of an aspect of described fixed cell, institute Stating the preferred embodiment that rotation platform is only an aspect of described rotary unit, other are existing or modern After the fixed cell that is likely to occur and rotary unit be such as applicable to the application, also should be included in the application and protect Within protecting scope, and it is incorporated herein with way of reference at this.

It should be noted that described rotor 222 can be to include but not limited to include magnetic pole and magnet steel.? In one preferred embodiment of the application, described rotor 222 is preferably magnetic pole.Certainly, in this area Technical staff will be understood that described magnetic pole is only the preferred embodiment of an aspect of described rotor, and other are existing Rotor that is that have or that be likely to occur from now on is such as applicable to the application, also should be included in the application protection domain Within, and be incorporated herein with way of reference at this.

Alternatively, described stator coil 221 utilizes the electromagnetic induction kind of drive to drive described rotor 222 Rotating, wherein said stator coil 221 is fixing connects described fixed cell 223, and described rotor is fixed Connect described rotary unit, wherein, the electromagnetism between described stator coil 221 and described rotor 222 The sensing kind of drive has two kinds.As shown in Figure 2 according to a kind of laser of the offer of one aspect of the application The electromagnetic induction kind of drive one of distance-measuring equipment, as in figure 2 it is shown, in the electromagnetic induction kind of drive one Described stator coil is in the outer ring of described rotary apparatus 22 and fixing even with described fixed cell 223 Connecing, described rotor is positioned at the described inner ring at described rotary apparatus 22, and with described rotary unit 224 Fixing connection；Fig. 3 illustrates the electricity of a kind of Laser Distance Measuring Equipment of the offer according to one aspect of the application The magnetic induction kind of drive two, as it is shown on figure 3, the described stator coil in the electromagnetic induction kind of drive two At the inner ring of described rotary apparatus 22, and fixing with described fixed cell 223 it is connected, described rotor It is positioned at described in the outer ring of described rotary apparatus 22, and fixing with described rotary unit 224 is connected. Certainly, will be understood that the electricity between above-mentioned described stator coil and described rotor those skilled in the art The magnetic induction kind of drive is only the alternative preferred embodiment of the application, and other are existing or may go out from now on The electromagnetic induction kind of drive between existing described stator coil and described rotor is such as applicable to the application, Also within should being included in the application protection domain, and it is incorporated herein with way of reference at this.

Further, described fixed cell 223 and described rotary unit 224 are by bearing fit phase Even.

Such as, in the preferred embodiment of the application, described fixed platform is passed through with described rotation platform Bearing fit is connected.

In the above preferred embodiment of the application, described stator coil 221 obtains described power supply control The regularly changing alternating current that device 23 provides, described stator coil 221 is former by electromagnetic induction Reason produces induced field and couples with described rotor 222 and form torsional forces, it is achieved electromagnetic induction transmission side Formula is to drive described rotor 222 to rotate, and described rotor 222 is fixedly connected on described rotation platform, Described rotor 222 for being rotated by the electromagnetic induction kind of drive drives described rotation platform to revolve Turn, owing to described laser SRU sending-receiving unit 21 is fixedly connected on described rotation platform, for by rotation The rotor 222 turned drives described laser SRU sending-receiving unit 21 to rotate together with described rotation platform, Avoid Mechanical Contact and the friction of the kind of drive of belt or gear, thus be effectively improved institute The life-span stating Laser Distance Measuring Equipment uses, and decreases volume and the belt of described Laser Distance Measuring Equipment The influence of noise brought with gear transmission mode.

Further, described rotary apparatus 22 also includes: rotates number of turns computing unit 225, is used for Obtain the rotation number of turns of described rotary apparatus 22, and calculate described rotation dress based on the described rotation number of turns The rotary speed put.

It should be noted that described rotary speed can be to include but not limited to it is to include angular velocity of rotation And speed.Certainly, will be understood that other are existing or are likely to occur from now on those skilled in the art Described rotary speed be such as applicable to the application, within also should being included in the application protection domain, and This is incorporated herein with way of reference.

It should be noted that described rotation number of turns computing unit 225 can include but not limited to gear and tooth The coding computing unit between cooperation computing unit and gear and encoder between wheel, certainly, at this Skilled person will be understood that other are existing or be likely to occur from now on described rotate dress for obtaining The described rotation number of turns computing unit of the rotation number of turns put such as is applicable to the application, also should be included in this Within application protection domain, and it is incorporated herein with way of reference at this.

Preferably, described rotary apparatus 22 also includes: described rotation number of turns computing unit 225 includes setting The coding tooth being placed on described fixed cell, wherein, described coding tooth includes following at least any one: Square coding tooth, rectangle coding tooth, Conical Coding tooth, polygon coding tooth, circle codification tooth.

In a preferred embodiment of the application, described rotation number of turns computing unit 225 includes arranging In described fixed platform rectangle coding tooth, described rectangle coding tooth by with described rotation number of turns meter Calculate the encoder in unit 225 and carry out coordinating obtaining rotation platform in described rotary apparatus 22 Rotate the number of turns, and ratio based on the described rotation number of turns Yu time is calculated the anglec of rotation of rotation platform Speed or frequency.Such as, one circle coding tooth all of coding tooth size all as, except Coding tooth on one specific position.This coding tooth is less than other coding teeth, and in special position Putting, described rotary apparatus 22 has rotated a circle, then with the time to allow described rotary apparatus 22 know Do scale operation, thus calculate angular velocity of rotation or the speed of described rotary apparatus 22.

Further, described laser SRU sending-receiving unit 21 includes: information generating unit 211, for based on Described projecting beam and correspondence described reflection light beam generate relevant ranging information；Information transmit-receive unit 212, For carrying out full-duplex data transmission with photoelectric conversion mode and described power supply control apparatus.

It should be noted that described information generating unit 211 is sent out with the laser in above preferred embodiment Emitter is corresponding with the information generating unit in laser pickoff same or like, described information transmit-receive unit 212 Can be to include but not limited to include receiving pcb board and there is special IC (ASIC), can compile Journey gate array (FPGA), digital processing unit (DSP) or embedded device etc..In the application one In individual preferred embodiment, described information transmit-receive unit 212 is preferably described reception pcb board.Certainly, Will be understood that described reception pcb board is only described information transmit-receive unit 212 those skilled in the art The preferred embodiment of one aspect, other described information transmit-receive unit that are existing or that be likely to occur from now on 212 are such as applicable to the application, within also should being included in the application protection domain, and at this with the side of quoting Formula is incorporated herein.In the above preferred embodiment of the application, swashing in described laser SRU sending-receiving unit 21 Information generating unit in optical receiver generates based on described projecting beam and correspondence described reflection light beam After relevant ranging information, described relevant ranging information is sent to described generating laser, described laser Emitter be sent to after described relevant ranging information is processed described laser send out receipts fill connecing in 21 Receiving pcb board, described reception pcb board is carried out with photoelectric conversion mode and described power supply control apparatus entirely Duplex data transfer.

Further, described information transmit-receive unit 212 includes: the first light-emitting component, for based on Described relevant ranging information generates the first optical signal to described power supply control apparatus；First light-sensitive element, For obtaining the second optical signal that described power supply control apparatus is sent based on emission control information, and turn Turning to the corresponding electrical information that controls, wherein, described emission control information is used for controlling described laser and sends out receipts dress Put and send projecting beam to measured target.

Such as, after described first light-emitting component processes based on described relevant ranging information, generate the One optical signal, described first optical signal is the optical signal of different spectrum, for sending out with the form of optical signal Deliver to described power supply control apparatus；First light-sensitive element obtains described power supply control apparatus based on launching control The second optical signal that information processed is sent, and it is converted into corresponding control electrical information, wherein, described second The optical signal of the optical signal different spectrum by being generated based on described emission control information, for laser SRU sending-receiving unit transmission signal, optical signal and the light-sensitive element of different spectrum do not interfere with each other simultaneously, it is achieved that Full duplex radio data between described information transmit-receive unit 212 and described laser SRU sending-receiving unit 21 pass Defeated.

It should be noted that described first light-emitting component can be to include but not limited to include pouring-in half Conductor luminescent device, semiconductor laser device and photoelectric coupled device, wherein, described pouring-in partly lead Body luminescent device includes light emitting diode (LED), charactron, symbol pipe, M-tube and matrix pipe Deng.In a preferred embodiment of the application, described first light-emitting component is preferably light-emitting diodes Pipe (LED).Certainly, only will be understood that described light emitting diode (LED) those skilled in the art For the preferred embodiment of an aspect of described first light-emitting component, other are existing or are likely to occur from now on Described first light-emitting component be such as applicable to the application, within also should being included in the application protection domain, And be incorporated herein with way of reference at this.

It should be noted that described first light-sensitive element can be include but not limited to include photoconductive resistance, Light sensitive diode and phototriode etc..In a preferred embodiment of the application, by described first Light-sensitive element is preferably light sensitive diode (Photosensitive diode).Certainly, people in the art Member will be understood that described light sensitive diode (Photosensitive diode) is only described first light-sensitive element The preferred embodiment of an aspect, other described first light-sensitive elements that are existing or that be likely to occur from now on As being applicable to the application, within also should being included in the application protection domain, and at this with way of reference bag It is contained in this.

Further, described power supply control apparatus 23 includes: the second light-emitting component, for described Laser SRU sending-receiving unit launches described second optical signal；Second light-sensitive element, is used for obtaining described first light Signal, and it is converted into corresponding correlative measurement away from electrical information.

It should be noted that the described corresponding correlative measurement in embodiments herein away from electrical information can be Include but not limited to the electrical information including obtaining after processing based on described ranging information, described sharp Electrical information corresponding to status information during the work of light SRU sending-receiving unit and described rotary apparatus rotary course In electrical information corresponding to rotary speed.Certainly, will be understood that other are existing those skilled in the art Or the described corresponding correlative measurement being likely to occur from now on is such as applicable to the application away from electrical information, also should be included in Within the application protection domain, and it is incorporated herein with way of reference at this.

It should be noted that described second light-emitting component can be to include but not limited to include pouring-in half Conductor luminescent device, semiconductor laser device and photoelectric coupled device, wherein, described pouring-in partly lead Body luminescent device includes light emitting diode (LED), charactron, symbol pipe, M-tube and matrix pipe Deng.In a preferred embodiment of the application, described second light-emitting component is preferably light-emitting diodes Pipe (LED).Certainly, only will be understood that described light emitting diode (LED) those skilled in the art For the preferred embodiment of an aspect of described second light-emitting component, other are existing or are likely to occur from now on Described second light-emitting component be such as applicable to the application, within also should being included in the application protection domain, And be incorporated herein with way of reference at this.

It should be noted that described second light-sensitive element can be include but not limited to include photoconductive resistance, Light sensitive diode and phototriode etc..In a preferred embodiment of the application, by described second Light-sensitive element is preferably light sensitive diode (Photosensitive diode).Certainly, people in the art Member will be understood that described light sensitive diode (Photosensitive diode) is only described second light-sensitive element The preferred embodiment of an aspect, other described second light-sensitive elements that are existing or that be likely to occur from now on As being applicable to the application, within also should being included in the application protection domain, and at this with way of reference bag It is contained in this.

Fig. 4 illustrates the laser SRU sending-receiving unit 21 of a kind of Laser Distance Measuring Equipment according to one aspect of the application And power supply control fills the structure chart of the full-duplex data transmission between 23.

In embodiments herein, as shown in Figure 4, second in described power supply control apparatus 13 Light-emitting component sends the transmitting of projecting beam based on controlling described laser SRU sending-receiving unit 21 to measured target Control information, the first light-sensitive element in described laser SRU sending-receiving unit 21 sends the second optical signal, Described second optical signal is converted into corresponding control electrical information by described first light-sensitive element, to reach to control Described laser SRU sending-receiving unit 21 sends projecting beam to measured target；Meanwhile, described laser sends out receipts dress Put the phase that the first light-emitting component in 21 generates based on described projecting beam and correspondence described reflection light beam Close ranging information and generate the first optical signal, and described first optical signal is sent to described power supply control dress Putting the second light-sensitive element in 23, it is right that described first optical signal is converted into by described second light-sensitive element Answer correlative measurement away from electrical information, it is achieved that described laser SRU sending-receiving unit 21 and described power supply control apparatus 23 Between the transmission of full duplex radio data, relative to single duplex, diastimeter responds faster, and avoids Traditional wire slip ring physical contact, thus effectively improve the service life of Laser Distance Measuring Equipment.

In the above preferred embodiment of the application, second in described power supply control apparatus 23 is luminous Diode sends the transmitting control of projecting beam based on controlling described laser SRU sending-receiving unit 21 to measured target Information processed, the first light sensitive diode in described laser SRU sending-receiving unit 21 sends the second optical signal, Described second optical signal is converted into corresponding control electrical information by described first light sensitive diode, to reach control Make described laser send out receipts fill 21 to measured target send projecting beam；Meanwhile, described laser sends out receipts dress Put what the first light emitting diode in 21 generated based on described projecting beam and correspondence described reflection light beam Relevant ranging information generates the first optical signal, and sends described first optical signal to described power supply control The second light sensitive diode in device 23, described first optical signal is turned by described second light sensitive diode Turn to corresponding correlative measurement away from electrical information, it is achieved that described laser SRU sending-receiving unit 21 and described power supply control Full duplex radio data transmission between device 23, relative to single duplex, diastimeter responds faster, And avoid traditional wire slip ring physical contact friction and Extrusion, thus effectively improve laser ranging and set Standby service life.

Further, described Laser Distance Measuring Equipment also includes: data transmission device 24, for by described The correlative measurement that power supply control apparatus is received is sent to external equipment away from electrical information, and to described for automatically controlled Device processed transmits the speed-regulating signal that described external equipment is sent, to control described power supply control apparatus base The rotary speed of described rotary apparatus is adjusted in described speed-regulating signal.

It should be noted that described data transmission device 24 can include but not limited to include that data pass Defeated line, wherein, described data line includes two-way multi-channel data wire, two-wire line, micro-strip The classes such as transmission line, waveguide transmissions line, surface wave transmission line and optical fibers, or the transmission of described data Line includes Data In-Line and DOL Data Output Line.In a preferred embodiment of the application, by described Data transmission device 24 preferably bidirectional multi-channel data line, described two-way multi-channel data wire both may be used With output signal can also input signal, and by independent passage input speed-regulating signal, and by described The correlative measurement that power supply control apparatus is received exports to external equipment away from electrical information.Certainly, in this area Technical staff will be understood that described two-way multi-channel data wire is only of described data transmission device 24 The preferred embodiment of aspect, other existing or described data transmission devices 24 of being likely to occur from now on are such as It is applicable to the application, within also should being included in the application protection domain, and comprises with way of reference at this In this.

In the above preferred embodiment of the application, the DOL Data Output Line in described Laser Distance Measuring Equipment is by institute State the second light sensitive diode in power supply control apparatus 23 the first optical signal received is converted into right Answer correlative measurement away from electrical information, and be sent to external equipment by described two-way multi-channel data wire；Described DOL Data Output Line driving in described power supply control apparatus 23 is launched the described outside of pcb board transmission and is set The standby speed-regulating signal sent, to control the driving transmitting pcb board in described power supply control apparatus 23 Adjusted the rotation of rotation platform in described rotary apparatus 22 by fixed platform based on described speed-regulating signal Rotary speed.

Further, described Laser Distance Measuring Equipment also includes: laser SRU sending-receiving unit electric supply installation 25, its In, described laser SRU sending-receiving unit electric supply installation 25 obtains the exchange that described power supply control apparatus is provided Electricity, and be that described laser SRU sending-receiving unit is powered based on described alternating current.

Preferably, described laser SRU sending-receiving unit electric supply installation 25 includes: exterior loop and interior loop, its In, described exterior loop is fixedly installed on described power supply control apparatus, is used for obtaining described power supply control The alternating current that device is provided；Described interior loop is fixedly installed on described laser SRU sending-receiving unit, is used for Electrically connect with described laser SRU sending-receiving unit, the inductive electromagnetic that described interior loop produces based on described exterior loop Field generates induction electromotive force and powers for described laser SRU sending-receiving unit.

In the above preferred embodiment of the application, described exterior loop obtains described power supply control apparatus 23 The alternating current provided the magnetic field forming change, described interior loop and described laser SRU sending-receiving unit 21 Electrical connection, the magnetic field generation induction field that described interior loop changes based on described exterior loop, and based on It is that described laser SRU sending-receiving unit 21 is powered that described induction field generates induction electromotive force, it is achieved that institute State laser SRU sending-receiving unit electric supply installation 25 and carry out the wireless of mechanical contact for described laser SRU sending-receiving unit Power supply, thus solve slip ring and power the problem making service life of described Laser Distance Measuring Equipment short, have Improve to effect the service life of described Laser Distance Measuring Equipment.

Further, described power supply control apparatus 23 also includes: rotational speed regulation unit, wherein, and institute State rotational speed regulation unit, for being adjusted to the speed control signal that described rotary apparatus 22 provides, to control The rotary speed of described rotary apparatus.

It should be noted that described rotational speed regulation unit can be to include but not limited to include driving hardware Parameter module, variable-frequency governor, speed setting controller and buncher.Described driving hardware parameter module Including driving resistance parameter unit, driving pulse wide modulation unit etc..It is preferable to carry out of the application In example, described rotational speed regulation unit is preferably and drives resistance parameter unit.Certainly, in this area skill Art personnel will be understood that described driving resistance parameter unit is only an aspect of described rotational speed regulation unit Preferred embodiment, other described rotational speed regulation unit that are existing or that be likely to occur from now on are such as applicable to The application, within also should being included in the application protection domain, and is incorporated herein with way of reference at this.

It should be noted that described speed control signal can be to include but not limited to include pulse width modulation wave The signal of shape (PWM waveform).In a preferred embodiment of the application, by described pulse width The signal of modulation waveform (PWM waveform) is preferably speed control signal.Certainly, those skilled in the art Will be understood that the signal of described pulse width modulated waveform (PWM waveform) is only a side of speed control signal The preferred embodiment in face, other described speed control signals that are existing or that be likely to occur from now on are such as applicable to this Application, within also should being included in the application protection domain, and is incorporated herein with way of reference at this.

Driving resistance ginseng in the above preferred embodiment of the application, in described power supply control apparatus 23 Counting unit regulates, by changing resistance value, the speed control signal that described rotary apparatus 22 provides, to obtain The pulse width modulated waveform (PWM waveform) of different duty reaches to control described rotary apparatus 22 Rotary speed.

Further, described power supply control apparatus 23 also includes: switch element, is used for switching described The adjustment mode of the rotary speed of rotary apparatus.

It should be noted that described switch element can be to include but not limited to include microswitch, ship type Switch, toggle switch, toggle switch, press button, key switch, thin film switch and some switch.? In one preferred embodiment of the application, described switch element is preferably toggle switch.Certainly, exist Those skilled in the art will be understood that described toggle switch is only the excellent of an aspect of described switch element Selecting embodiment, other described switch elements that are existing or that be likely to occur from now on are such as applicable to the application, Also within should being included in the application protection domain, and it is incorporated herein with way of reference at this.

In the above preferred embodiment of the application, by stirring described toggle switch, to switch described rotation The adjustment mode of the rotary speed of the rotation platform in rotary device 22.

In embodiments herein, the adjustment of the rotary speed of the rotation platform in described rotary apparatus 22 It is described that mode includes but not limited to include that data transmission device 24 transmits to described power supply control apparatus 23 The speed-regulating signal that external equipment is sent, to control described power supply control apparatus 23 based on described speed governing Signal adjusts the rotary speed of described rotary apparatus；Rotational speed regulation in described power supply control apparatus 23 Unit is adjusted to the speed control signal that described rotary apparatus 22 provides, to control the rotation of described rotary apparatus Rotary speed.Certainly, the institute that will be understood that other are existing those skilled in the art or be likely to occur from now on The adjustment mode of the rotary speed stating the rotation platform in rotary apparatus 22 is such as applicable to the application, also should Within being included in the application protection domain, and it is incorporated herein with way of reference at this.

Further, described Laser Distance Measuring Equipment also includes: wired electric supply installation 26, for for described Power supply control apparatus is powered.

It should be noted that described wired electric supply installation 26 can be include but not limited to include wired Supply lines, wherein said wired supply lines includes optical cable supply lines, optical fiber supply lines.The application's In one preferred embodiment, it is wired supply lines by described wired electric supply installation 26.Certainly, at this Skilled person will be understood that described wired supply lines is only a side of described wired electric supply installation 26 The preferred embodiment in face, other described wired electric supply installations 26 that are existing or that be likely to occur from now on such as can It is applicable to the application, within also should being included in the application protection domain, and is contained in way of reference at this This.

As in figure 2 it is shown, one of the electromagnetic induction kind of drive one of one aspect offer of the application preferred Laser Distance Measuring Equipment in embodiment.This equipment includes that Laser emission receives device 1, receives pcb board 2, PCB is launched in interior loop and exterior loop 3, rotation platform 4, bearing 5, fixed platform 6, driving Plate 7, wired supply lines 8, top cover 9, magnetic pole 10, stator coil 11, drain pan 12, two-way multi-channel Data wire 13, toggle switch 14.

As in figure 2 it is shown, the wired supply lines 8 in described Laser Distance Measuring Equipment is arranged at driving launches PCB On plate 7, for driving transmitting pcb board 7 to power for described；Described driving is launched on pcb board solid Surely the outside line in the exterior loop in interior loop and exterior loop 3, described interior loop and exterior loop 3 it is provided with Circle obtains described driving and launches the alternating current that pcb board 7 provides, and forms the magnetic field of change, described Exterior loop in interior loop and exterior loop 3 drives transmitting pcb board 7 to electrically connect with described, described interior The magnetic field that interior loop in coil and exterior loop 3 changes based on described exterior loop produces induction electromotive force, And based on described induction field generate induction electromotive force be that described reception pcb board 2 is powered, described Receive and be fixedly installed described Laser emission reception device 1 on pcb board 2 and send out receipts with described laser Device electrically connects.Achieve and receive device by described interior loop and exterior loop 3 for described Laser emission 1 wireless power carrying out mechanical contact, thus solve slip ring physical contact formula power make described swash The problem that service life of ligh-ranging equipment is short, is effectively improved the use of described Laser Distance Measuring Equipment Life-span.

As in figure 2 it is shown, when needs carry out range measurement to measured target, PCB is launched in described driving Plate 7 obtains the emission control sending projecting beam for controlling described laser SRU sending-receiving unit to measured target Information, and drive the light emitting diode launched in pcb board 7 by described emission control information by described Convert the second optical signal obtaining different spectral form, described second optical signal by described interior loop with In annulus in exterior loop 3, vacancy is sent to receive pcb board 2 by the way of being wirelessly transferred, described Receive the light sensitive diode in pcb board 2 and described second optical signal be converted into corresponding control electrical information, And described corresponding control electrical information is sent to the generating laser in described Laser emission reception device 1, Described Laser emission receives the generating laser in device 1 based on the described corresponding electrical information that controls to tested Target sends projecting beam；Described Laser emission receives the laser pickoff in device 1 and receives through described The reflection light beam of measured target reflection, and will be raw based on described projecting beam and correspondence described reflection light beam Become relevant ranging information, described relevant ranging information is sent to the luminescence in described reception pcb board 2 Diode, the light emitting diode in described reception pcb board 2 generates not based on described relevant ranging information With the first optical signal of spectral form, and sending to described driving transmitting pcb board 7, described driving is sent out Penetrate the light sensitive diode in pcb board 7 and described first optical signal be converted into corresponding range finding electrical information, The corresponding range finding electrical information launching in pcb board 7 is driven to be sent to by DOL Data Output Line 13 by described External equipment, to reach to utilize laser that described measured target is carried out the purpose of range measurement, it is achieved that Described reception pcb board 2 and the described full duplex radio data transmission driven between transmitting pcb board 7, Avoid traditional wire slip ring physical contact friction and Extrusion, thus be effectively improved Laser Distance Measuring Equipment Service life.

As in figure 2 it is shown, described stator coil is fixing connects described fixed platform 6, for obtaining by institute State to drive and launch the regularly changing alternating current that pcb board 7 provides for described fixed platform 6, described Fixed platform 6 is connected by the cooperation of described bearing 5 with described rotation platform 4, described stator coil 11 Produce induced field by electromagnetic induction principle couple with described magnetic pole 10 and form torsional forces, it is achieved The electromagnetic induction kind of drive is to drive described magnetic pole 10 to rotate, and described magnetic pole 10 is fixedly connected on described On rotation platform 4, drive for the described magnetic pole 10 rotated by the electromagnetic induction kind of drive Described rotation platform 4 rotates, and is fixedly connected on rotation described in 4 owing to described Laser emission receives device 1 Turn on platform, drive described Laser emission to receive device and described rotation for the magnetic pole 10 by rotating Turn platform 4 to rotate together with, it is to avoid the kind of drive life-span of belt or gear is short, noise big, Bulky shortcoming, thus it is effectively improved the service life of described Laser Distance Measuring Equipment, and effectively Decrease the volume of described Laser Distance Measuring Equipment, and do not have noise to send, reached the effect of environmental protection Really.

When needs carry out speed governing to described rotation platform 4, at an aspect of the application, by institute State driving transmitting pcb board 7 and transmit the speed-regulating signal that described external equipment is sent, to control described rotation Turn platform 4 and adjust the rotary speed of described rotary apparatus based on described speed-regulating signal；Another in the application One aspect, described driving launches the driving resistance parameter unit in pcb board 7 by changing resistance value Regulate the speed control signal that described rotation platform 4 provides, to obtain the pulse width tune of different duty Waveform processed (PWM waveform) reaches to control the rotary speed of described rotation platform 4.

In the above preferred embodiment of the application, described toggle switch 14 by described drain pan 12 to In have an aperture, launch pcb board 7 for described toggle switch 14 being arranged at described driving, By stirring described toggle switch 14, to switch the adjustment mode of the rotary speed of described rotation platform 4.

Alternatively, described top cover is positioned at described Laser emission and receives the outside of device 1, is used for protecting institute State Laser emission and receive device 1.

Compared with prior art, a kind of Laser Distance Measuring Equipment that one aspect of the application provides, including: Laser SRU sending-receiving unit, rotary apparatus and power supply control apparatus；Wherein, described laser SRU sending-receiving unit is used for Send projecting beam to measured target, receive the reflection light beam reflected through described measured target, due to nothing The structure design of reflecting mirror, thus the reflectance avoiding reflecting mirror self is inclined with the angle of reflection light beam Put problem, be effectively improved light utilization efficiency；Described rotary apparatus drives with the electromagnetic induction kind of drive Described laser SRU sending-receiving unit rotates, and instead of the design structure of the kind of drive of belt or gear, makes The volume obtaining described Laser Distance Measuring Equipment is less；Described power supply control apparatus abandons the slip ring of physical contact Power supply mode, use mechanical contact wireless power mode be that described rotary apparatus is powered so that The service life of described Laser Distance Measuring Equipment is longer, and sends out receipts dress with photoelectric conversion mode and described laser Put and carry out data transmission, avoid slip ring of the prior art equally and power and the use longevity of data transmission Order short problem, be effectively improved the service life of described Laser Distance Measuring Equipment, and by not sharing the same light The light-sensitive element of spectrum achieves complete pair between described power supply control apparatus and described laser SRU sending-receiving unit Work wireless data transmission.

Certainly, it is obvious to a person skilled in the art that the application is not limited to above-mentioned one exemplary embodiment Details, and in the case of without departing substantially from spirit herein or basic feature, it is possible to other tool Bodily form formula realizes the application.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary , and be nonrestrictive, scope of the present application is limited by claims rather than described above, It is intended that all changes fallen in the implication of equivalency and scope of claim are included in this Shen In please.Should not be considered as limiting involved claim by any reference in claim.

Claims (14)

1. a Laser Distance Measuring Equipment, it is characterised in that described Laser Distance Measuring Equipment includes: laser SRU sending-receiving unit, rotary apparatus and power supply control apparatus；Wherein,

Described laser SRU sending-receiving unit, for sending projecting beam to measured target, receives the reflection light beam reflected through described measured target；

Described rotary apparatus drives described laser SRU sending-receiving unit to rotate with the electromagnetic induction kind of drive；

Described power supply control apparatus is described rotary apparatus wireless power, and carries out data transmission with described laser SRU sending-receiving unit with photoelectric conversion mode.

Laser Distance Measuring Equipment the most according to claim 1, it is characterised in that described rotary apparatus includes: stator coil, rotor, fixed cell and rotary unit, wherein,

Described stator coil is fixing connects described fixed cell, and described stator coil obtains the alternating current that described power supply control apparatus provides, and drives described rotor to rotate in order to by the electromagnetic induction kind of drive；

Described rotary unit is fixing connects described rotor and described laser SRU sending-receiving unit, in order to drive described laser SRU sending-receiving unit to rotate.

Laser Distance Measuring Equipment the most according to claim 2, it is characterised in that described fixed cell is connected by bearing fit with described rotary unit.

4. according to the Laser Distance Measuring Equipment described in Claims 2 or 3, it is characterised in that described rotary apparatus also includes:

Rotate number of turns computing unit, for obtaining the rotation number of turns of described rotary apparatus, and calculate the rotary speed of described rotary apparatus based on the described rotation number of turns.

Laser Distance Measuring Equipment the most according to claim 4, it is characterised in that described rotary apparatus also includes:

Described rotation number of turns computing unit includes the coding tooth being arranged on described fixed cell, and wherein, described coding tooth includes following at least any one: square coding tooth, rectangle coding tooth, Conical Coding tooth, polygon encode tooth, circle codification tooth.

Laser Distance Measuring Equipment the most according to claim 1, it is characterised in that described laser SRU sending-receiving unit includes:

Information generating unit, for generating relevant ranging information based on described projecting beam and correspondence described reflection light beam；

Information transmit-receive unit, for carrying out full-duplex data transmission with photoelectric conversion mode and described power supply control apparatus.

Laser Distance Measuring Equipment the most according to claim 6, it is characterised in that described information transmit-receive unit includes:

First light-emitting component, for generating the first optical signal to described power supply control apparatus based on described relevant ranging information；

First light-sensitive element, for obtaining the second optical signal that described power supply control apparatus is sent based on emission control information, and it is converted into corresponding control electrical information, wherein, described emission control information is used for controlling described laser SRU sending-receiving unit and sends projecting beam to measured target.

Laser Distance Measuring Equipment the most according to claim 7, it is characterised in that described power supply control apparatus includes:

Second light-emitting component, for launching described second optical signal to described laser SRU sending-receiving unit；

Second light-sensitive element, is used for obtaining described first optical signal, and is converted into corresponding correlative measurement away from electrical information.

Laser Distance Measuring Equipment the most according to claim 8, it is characterised in that described Laser Distance Measuring Equipment also includes:

Data transmission device, for the correlative measurement that described power supply control apparatus is received is sent to external equipment away from electrical information, and transmit, to described power supply control apparatus, the speed-regulating signal that described external equipment is sent, to control described power supply control apparatus rotary speed based on the described speed-regulating signal described rotary apparatus of adjustment.

Laser Distance Measuring Equipment the most according to claim 1, it is characterised in that described Laser Distance Measuring Equipment also includes: laser SRU sending-receiving unit electric supply installation, wherein,

Described laser SRU sending-receiving unit electric supply installation obtains the alternating current that described power supply control apparatus is provided, and is that described laser SRU sending-receiving unit is powered based on described alternating current.

11. Laser Distance Measuring Equipments according to claim 10, it is characterised in that described laser SRU sending-receiving unit electric supply installation includes: exterior loop and interior loop, wherein,

Described exterior loop is fixedly installed on described power supply control apparatus, for obtaining the alternating current that described power supply control apparatus is provided；

Described interior loop is fixedly installed on described laser SRU sending-receiving unit, and for electrically connecting with described laser SRU sending-receiving unit, the induction field that described interior loop produces based on described exterior loop generates induction electromotive force and powers for described laser SRU sending-receiving unit.

12. Laser Distance Measuring Equipments according to claim 1, it is characterised in that described power supply control apparatus also includes: rotational speed regulation unit, wherein,

Described rotational speed regulation unit, for being adjusted to the speed control signal that described rotary apparatus provides, to control the rotary speed of described rotary apparatus.

13. Laser Distance Measuring Equipments according to claim 12, it is characterised in that described power supply control apparatus also includes:

Switch element, for switching the adjustment mode of the rotary speed of described rotation platform.

14. Laser Distance Measuring Equipments according to claim 1, it is characterised in that described Laser Distance Measuring Equipment also includes:

Wired electric supply installation, for powering for described control device.