CN207074263U - Detector assembly, detector and LDMS - Google Patents
Detector assembly, detector and LDMS Download PDFInfo
- Publication number
- CN207074263U CN207074263U CN201720972934.0U CN201720972934U CN207074263U CN 207074263 U CN207074263 U CN 207074263U CN 201720972934 U CN201720972934 U CN 201720972934U CN 207074263 U CN207074263 U CN 207074263U
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- laser
- receiving unit
- detector assembly
- laser receiving
- geoplane
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Abstract
It the utility model is related to detector assembly, detector and LDMS.Wherein described detector assembly includes：First laser receiving unit, the first laser receiving unit are configured to receive the laser sent by the first laser transmitter module of the Geoplane；And second laser receiving unit, the second laser receiving unit is configured to include being used for the Part I for receiving the laser sent by the second laser transmitter module of the Geoplane and the Part II for receiving the laser sent by the second laser transmitter module of the Geoplane with the generallyperpendicular setting of the first laser receiving unit and the second laser receiving unit, wherein, the Part I is separated by the first distance with the Part II.
Description
Technical field
Range measurement and positioning field are the utility model is related to, relates more particularly to one kind and is used for and Geoplane
Detector assembly, a kind of detector including foregoing detector assembly and a kind of the swashing including the detector being used together
Ligh-ranging system.
Background technology
In the prior art, patent publication us CN101206113A discloses a kind of rangefinder and its distance-finding method, according to
It is to provide the light beam with certain desired speed to rotate light source according to rangefinder disclosed in the patent, is then come again with receiver
Detecting light beam is rotated to the time difference during second place by the first position of receiver, and the time difference according to detecting and receiver
First position and the second place spacing, obtain receiver to the distance rotated between light source to calculate.With above-described survey
Distance meter and distance-finding method can easily realize the function of distance measuring in laser leveler, so as to promote engineering staff's
Convenience for construction.
Specifically, refer to shown in Fig. 1, Fig. 1 shows a kind of signal of rangefinder according to the patent disclosure
Figure.In Fig. 1, in order to promote engineering staff construction make profit, this rangefinder 10 is to be built in single-shaft-rotation laser leveler
11 and its receiver 12 on, single-shaft-rotation laser leveler 11 is not only provided the slewed laser beam 13 flattened automatically, with
Projected on construction metope outside horizontal reference line, can more assist engineering staff to measure the distance needed for construction sign.Wherein,
Also it can also include the remote control circuit 16 of such as rotating speed operation of remote control single-shaft-rotation laser leveler 11 on receiver 12, and turn into
It is remotely controlled the remote control of single-shaft-rotation laser leveler 11.In Fig. 1, except the rotation formed using single-shaft-rotation laser leveler 11
Turn light source, to provide outside with the laser beam 13 of desired speed rotation, more detect laser beam 13 by receiver using receiver 12
12 first position 14 rotates time difference when straight to second 15, so as to according to time difference and first position 14 and second
The spacing of position 15, receiver 12 is obtained to the distance between single-shaft-rotation laser leveler 11 to calculate.
It was found from discussed above, the detector assembly includes independent the first receiving circuit and the second receiving circuit, and
The first described receiving circuit includes respectively with the second described receiving circuit：Optical sensor, to receive described light beam simultaneously
Output current signal；Change-over circuit, connect described optical sensor, described current signal is converted into voltage news mouth；
Amplifying circuit, described change-over circuit is coupled, to amplify described voltage signal；And comparator, connect described amplification
Circuit, the described voltage signal of amplification to be made comparisons with referring to level, and export to represent and detect described light beam
Electric signal.
So, each detector assembly must include at least two sets of optical sensors, change-over circuit, amplifying circuit and
Comparator, such detector assembly manufacturing cost are high and complicated.In addition, such detector assembly is due to only including
Laser pickoff 12 in one direction, so the detector assembly can not ensure light beam to first position 14, light beam
An isosceles triangle can be formed to the second place 15 and the distance between first position and the second place three, such one
The distance between calculated beam emissions position and detector assembly inaccuracy will necessarily make it that, and error can not
Control.
Utility model content
For above-mentioned technical problem, i.e., the true technical problem of unavoidable dysmetria of the prior art, this reality
A kind of detector assembly for being used together with Geoplane is proposed with new, the detector assembly includes：
First laser receiving unit, the first laser receiving unit are configured to receive by the Geoplane
The laser that first laser transmitter module is sent；And
Second laser receiving unit, the second laser receiving unit are configured to big with the first laser receiving unit
It is vertically arranged on body and the second laser receiving unit includes being used to receive being sent out by the second laser of the Geoplane
Penetrate the Part I for the laser that module is sent and sent out for receiving by the second laser transmitter module of the Geoplane
The Part II of the laser gone out, wherein, the Part I is separated by the first distance with the Part II.
When in use, according to the detector assembly that the utility model is proposed by outstanding straight setting, now, the detector assembly
Included first laser receiving unit also by outstanding straight setting, i.e., is set perpendicular to horizontal plane.Consequently, it is possible to by means of that can send out
Project what the Geoplane of horizontal plane laser just can be launched by certain set-up procedure to ensure Geoplane
Horizontal laser light face, which is in, is used for first that receives the laser sent by the second laser transmitter module of the Geoplane
Point and for receiving among the Part II of laser sent by the second laser transmitter module of the Geoplane, so as to
The laser for being used for reception and being sent by the second laser transmitter module of the Geoplane of detector assembly can be ensured
The laser for being used for reception and being sent by the second laser transmitter module of the Geoplane of Part I and detector assembly
Part II respectively to Geoplane first laser transmitter module distance it is equal, by corresponding setting, also can
The enough laser for being used for reception and being sent by the second laser transmitter module of the Geoplane for ensureing detector assembly indirectly
Part I and detector assembly be used for receive by the second laser transmitter module of the Geoplane sent swash
The Part II of light respectively to Geoplane second laser transmitter module distance it is equal.
Consequently, it is possible to the rotary speed for the second laser transmitter module for passing through the Geoplane, for receive by institute
State the Part I for the laser that the second laser transmitter module of Geoplane is sent and put down for receiving by the laser
The first spacing and laser between the Part II for the laser that the second laser transmitter module of instrument is sent, which are passed through, to be used to receive
The Part I of the laser sent by the second laser transmitter module of the Geoplane and for receive by the laser
The time difference that the Part II for the laser that the second laser transmitter module of scanner is sent was corresponded between the moment just can pass through
Trigonometric function relation determines the accurate distance between Geoplane and detector assembly.
According to one embodiment of the present utility model, the detector assembly also includes signal processing module, described
Signal processing module is configured to handle the laser that the first laser receiving unit received and/or the second laser connects
Receive the laser that unit is received.
According to one embodiment of the present utility model, the Part I of the second laser receiving unit and institute
Stating Part II has identical length and is configured in parallel with each other.
According to one embodiment of the present utility model, the Part I of the second laser receiving unit and institute
It is identical from a distance from the first laser receiving unit to state Part II.
According to one embodiment of the present utility model, the first laser receiving unit and/or the second laser
Receiving unit is configured to optoelectronic induction device.
According to one embodiment of the present utility model, the second laser receiving unit is configured to light guide member,
The Part I of the light guide member is configured to receive light beam and by the beam direction to first object position and institute
The Part II for stating light guide member is configured to receive light beam and by the beam direction to the first object position.
According to one embodiment of the present utility model, the detector assembly also includes photo-sensitive cell, described photosensitive
Element is arranged on the first object opening position.
According to one embodiment of the present utility model, the detector assembly also includes：
Amplifying circuit, the amplifying circuit are configured to be coupled in the first laser receiving unit and/or described second
Between laser pick-off unit and the signal processing module and for from the first laser receiving unit and/or described
The electrical signal that the optical signalling of second laser receiving unit is converted is amplified and exported at the signal
Manage module.
According to one embodiment of the present utility model, the detector assembly also includes：
Filter circuit, the filter circuit are configured to couple the first laser receiving unit and/or described second swashed
Between light receiving unit and the signal processing module and for from the first laser receiving unit and/or described the
The electrical signal that the optical signalling of dual-laser receiving unit is converted is filtered and exported to the signal transacting
Module.
In addition, second aspect of the present utility model also proposed a kind of detection for being used together with Geoplane
Device, the detector include the detector assembly proposed according to first aspect of the present utility model.
Furthermore the third aspect of the present utility model also proposed a kind of LDMS, the LDMS bag
Include the detector proposed according to second aspect of the present utility model.
As it was previously stated, detector assembly and corresponding laser ranging system by means of being proposed according to the utility model
System can precisely measure out the air line distance between Geoplane and detector assembly.
Brief description of the drawings
Refer to the attached drawing shows and illustrates embodiment.These accompanying drawings be used for illustrate general principle, so as to illustrate only for
Understand the necessary aspect of general principle.These accompanying drawings are not in proportion.In the accompanying drawings, identical reference represents similar
Feature.
Fig. 1 shows a kind of schematic diagram of the rangefinder 10 according to prior art；
Fig. 2 shows the schematic diagram of the detector assembly 200 according to one embodiment of the present utility model；
Fig. 3 shows the schematic diagram of the detector assembly 300 according to another embodiment of the present utility model；
Fig. 4 shows the schematic diagram of the detector assembly 400 according to another embodiment of the present utility model；And
Fig. 5 shows the schematic diagram of the detector assembly 500 according to further embodiment of the present utility model.
Further feature, feature, advantage and benefit of the present utility model will be become by the detailed description below in conjunction with accompanying drawing
Become apparent from.
Embodiment
In the specific descriptions of following preferred embodiment, by with reference to forming the appended attached of the utility model part
Figure.Appended accompanying drawing, which has been illustrated by way of example, can realize specific embodiment of the present utility model.The implementation of example
Example is not intended as limit according to all embodiments of the present utility model.It is appreciated that without departing from the scope of the utility model
Under the premise of, other embodiment can be utilized, structural or logicality modification can also be carried out.Therefore, it is following specific to retouch
State and nonrestrictive, and the scope of the utility model is defined by the claims appended hereto.
Wish clear and definite in this present applicant, term " horizontally disposed " mentioned in the application context and " perpendicular
Straight setting " each means the arranged mode of the photo-sensitive cell included in laser receiver, wherein term " being vertically arranged "
Represent that the photo-sensitive cell of such as strip included in laser receiver is essentially perpendicular to horizontal plane and set, and term " water
It is flat to set " then represent that the photo-sensitive cell of such as strip included in laser receiver is generally set in same level
Put.
It is uncontrollable when being measured for distance of the detector assembly in Fig. 1 between progress Geoplane and detector
Error and then accurate this technical problem of range measurement is carried out, the utility model proposes a kind of all as shown in Figures 2 to 5 new
The structure of the detector assembly of type, introduced respectively according to detector disclosed in the utility model below with reference to Fig. 2 to Fig. 5
Each embodiment of component, but those skilled in the art is it is to be appreciated that what Fig. 2 to Fig. 5 embodiment was merely exemplary,
And it is nonrestrictive, the possible structure type of detector assembly of the present utility model is shown according to its being given for example only property,
And all possible structure type according to detector assembly of the present utility model is not intended to be exhaustive, those skilled in the art's energy
It is enough that in the case of without departing from design of the present utility model these embodiments are made with change on this technology, and after changing
Variations are still within the scope of protection of the utility model.
From figure 2 it can be seen that including first laser according to the detector assembly 200 that the utility model is proposed receives list
Member 210, the first laser receiving unit 210 is configured to receive by the first of the Geoplane (not shown)
The laser that laser emitting module (not shown) is sent.In addition, the detector assembly that the foundation the utility model is proposed
200 also include second laser receiving unit 220, and the second laser receiving unit 220 is configured to connect with the first laser
Receipts unit 210 is substantially perpendicularly configured and the second laser receiving unit 220 includes being used to receive being swashed by described
The Part I for the laser that the second laser transmitter module of light scanner is sent and for receive by the Geoplane
The Part II for the laser that second laser transmitter module is sent, wherein, the Part I and the Part II are separated by the
One distance.
Fig. 3 shows the schematic diagram of the detector assembly 300 according to another embodiment of the present utility model.From Fig. 3
As can be seen that include first laser receiving unit 310 according to the detector assembly 300 that the utility model is proposed, described first
Laser pick-off unit 310 is configured to receive by the first laser transmitter module of the Geoplane (not shown)
The laser that (not shown) is sent.In addition, the detector assembly 300 that the foundation the utility model is proposed also includes second
Laser pick-off unit 320, the second laser receiving unit 320 are configured to the first laser receiving unit 310 substantially
On be vertically configured and the second laser receiving unit 320 include be used for receive by the second of the Geoplane
The Part I for the laser that laser emitting module is sent and the second laser for receiving by the Geoplane launch mould
The Part II for the laser that block is sent, wherein, the Part I is separated by the first distance with the Part II.
Fig. 4 shows the schematic diagram of the detector assembly 400 according to another embodiment of the present utility model.From Fig. 4
As can be seen that include first laser receiving unit 410 according to the detector assembly 400 that the utility model is proposed, described first
Laser pick-off unit 410 is configured to receive by the first laser transmitter module of the Geoplane (not shown)
The laser that (not shown) is sent.In addition, the detector assembly 400 that the foundation the utility model is proposed also includes second
Laser pick-off unit 420, the second laser receiving unit 420 are configured to the first laser receiving unit 410 substantially
On be vertically configured and the second laser receiving unit 420 include be used for receive by the second of the Geoplane
The Part I for the laser that laser emitting module is sent and the second laser for receiving by the Geoplane launch mould
The Part II for the laser that block is sent, wherein, the Part I is separated by the first distance with the Part II.In Fig. 4 institutes
In the embodiment shown, second laser receiving unit 420 includes six roots of sensation optical fiber, every optical fiber direction as shown upper side edge and under
Side has optical fiber light-guiding head respectively, and when light beam passes through, light beam is imported by optical fiber light-guiding head and transmitted to corresponding photosensitive member
On part.Those skilled in the art is and nonrestrictive it is to be appreciated that what six roots of sensation optical fiber shown herein was merely exemplary,
According to the optical detection component shown in the utility model it is of course possible to including more or less than six roots of sensation optical fiber.
Finally, Fig. 5 shows the schematic diagram of the detector assembly 500 according to further embodiment of the present utility model.From
As can be seen that the detector assembly 500 proposed according to the utility model includes first laser receiving unit 510, institute in Fig. 5
State first laser receiving unit 510 be configured to receive by the Geoplane (not shown) first laser transmitting
The laser that module (not shown) is sent.In addition, the detector assembly 500 that the foundation the utility model is proposed also includes
Second laser receiving unit 520, the second laser receiving unit 520 are configured to and the first laser receiving unit 510
Substantially perpendicularly it is configured and the second laser receiving unit 520 includes being used to receive by the Geoplane
The Part I for the laser that second laser transmitter module is sent and the second laser for receiving by the Geoplane are sent out
The Part II for the laser that module is sent is penetrated, wherein, the Part I is separated by the first distance with the Part II.
According to one embodiment of the present utility model, the detector assembly also includes timing module, the timing
Module is configured to calculate the Part I and described second of the second laser receiving unit 220,320,420 and 520
Time difference between at the time of part senses laser respectively.Now, know laser put down the laser emitting module of shifting swash
In the case that optical scanning speed and the laser are by the time difference between Part I and Part II, can according to this first
Distance calculates the distance between Geoplane and the detector assembly.
The Part I and the Part II are configured on the second laser receiving unit 220 and 320
Two positions relative to each other.As shown in Fig. 2 the second laser receiving unit 220 includes being used to receive light beam and lead light beam
To the Part I to the photo-sensitive cell (part shown in broken lines in figure) and for receiving light beam and by beam direction
To the Part II of the photo-sensitive cell, in this embodiment, for receiving light beam and by beam direction to the photo-sensitive cell
Part I and for receiving light beam and the Part II of beam direction to the photo-sensitive cell being formed into a pair of measurement points,
Every time during measurement, laser beam can be successively by each part in a pair of measurement points.In the embodiment shown in fig. 2, institute
State Part I and the Part II for example can be located at second laser receiving unit 220 both sides, such as positioned at side it
On.Certainly, the Part I and the Part II are located at what the both sides of second laser receiving unit 220 were merely exemplary
And it is nonrestrictive, the Part I and the Part II can also be located at other positions.For example, described first
Point it is configured to receive the light beam at first and by the beam direction to the part of the photo-sensitive cell, the Part II quilt
It is configured to finally to receive the light beam and by the beam direction to the part of the photo-sensitive cell.In the embodiment shown in Fig. 2
In, this receives the light beam and is, for example, to be used to receive light beam simultaneously by the beam direction to the part of the photo-sensitive cell at first
Part I by beam direction to the photo-sensitive cell 210, such as upper side edge；And finally receive the light beam and by the light
Beam be directed to the photo-sensitive cell part be, for example, be used for receive light beam and by beam direction to the photo-sensitive cell second
Part, such as lower side.It can be surveyed with such embodiment in the i.e. most long time of measuring of most long measurement distance
Amount, so as to reduce error, and then improve measurement accuracy.
Consequently, it is possible to when in use, directly set by outstanding according to the detector assembly 200 that the utility model is proposed, now,
First laser receiving unit 210 included by the detector assembly 200 is set also by outstanding straight setting perpendicular to horizontal plane.Such as
This one, just can be ensured to swash by certain set-up procedure by means of the Geoplane that can launch horizontal plane laser
The horizontal laser light face that light scanner is launched, which is in, to be used to receive the second laser transmitter module institute by the Geoplane
The Part I of the laser sent and the laser sent for reception by the second laser transmitter module of the Geoplane
Part II among, so as to ensure detector assembly 200 be used for receive by the Geoplane second laser
The reception that is used for of the Part I and detector assembly of the laser that transmitter module is sent is swashed by the second of the Geoplane
The Part II for the laser that light emission module is sent respectively to Geoplane first laser transmitter module distance it is equal,
By corresponding setting, can also ensure detector assembly 200 indirectly is used for reception by the second of the Geoplane
The Part I of the laser that laser emitting module is sent and detector assembly 200 are used to receive by the Geoplane
The Part II for the laser that second laser transmitter module is sent respectively to Geoplane second laser transmitter module away from
From equal.Consequently, it is possible to the rotary speed for the second laser transmitter module for passing through the Geoplane, for receive by described
The Part I for the laser that the second laser transmitter module of Geoplane is sent and for receive by the Geoplane
The Part II of laser that is sent of second laser transmitter module between the first spacing and laser through being used to receiving by
The Part I for the laser that the second laser transmitter module of the Geoplane is sent and swept for receiving by the laser
The time difference that the Part II for the laser that the second laser transmitter module of level is sent was corresponded between the moment just can be by three
Angle function relation determines the accurate distance between Geoplane and detector assembly 200.And how to be closed by trigonometric function
System calculates the common knowledge that the distance between Geoplane and detector assembly 200 belong to those skilled in the art, therefore
This is repeated no more.
According to one embodiment of the present utility model, the detector assembly 200 also includes signal processing module (figure
Not shown in), the signal processing module is configured to handle the laser that the first laser receiving unit 210 is received
And/or the laser that the second laser receiving unit 220 is received.For example, the signal processing module can be to according to via institute
State the laser that first laser receiving unit 210 received and/or the laser that the second laser receiving unit 220 is received produces
Electrical signal carry out the operation such as analog-to-digital conversion, can transporting and anti-interference so as to improve the electrical signal.
According to one embodiment of the present utility model, the Part I of the second laser receiving unit 220
There is identical length with the Part II and be configured in parallel with each other.
Specifically, in the embodiment shown in Figure 2, the Part I and the Part II are located at semi-cylindrical
The both sides of second laser receiving unit 220 (such as cylindrical lens of semi-cylindrical), correspondingly, the second laser receiving unit
220 Part I and the Part II have identical length and are configured in parallel with each other.And in Fig. 3 institutes
In the embodiment shown, the Part I and the Part II are located at the (example of second laser receiving unit 320 of spherical mirror shape
Such as cylindrical mirror) both sides, correspondingly, the Part I of the second laser receiving unit 320 and described second
Divide with identical length and be configured in parallel with each other.And in the embodiment shown in fig. 4, second laser receiving unit
420 are made up of the more optical fiber being configured in parallel to each other, and these optical fiber are parallel to each other and have identical length.Accordingly
Ground, in the embodiment shown in fig. 5, second laser receiving unit 520 is abreast configured by two and length is consistent
Silicon photocell module forms.Those skilled in the art it is to be appreciated that the first laser receiving unit and/or it is described second swash
Light receiving unit can also be configured to photoelectric sensor, can be avalanche photodide (Avalanche Photo
Diode, APD), charge coupled cell (CCD), other solar battery groups or other materials that can sense laser are made.Its
Middle solar battery group is preferably silicon photocell module.
According to one embodiment of the present utility model, the second laser receiving unit 220,320 and 520
The Part I and the Part II are identical from a distance from the first laser receiving unit.In other words, as need
Second laser receiving unit 220,320 and 520 in Fig. 2 to Fig. 4 and Fig. 5 respectively from first laser receiving unit 210,
310 and 510 end face is vertically configured when in use.
According to one embodiment of the present utility model, the second laser receiving unit 220,320 and 420 quilts
It is configured to light guide member, the Part I of the light guide member is configured to receive light beam and by the beam direction to first
The Part II of target location and the light guide member is configured to receive light beam and by the beam direction to described
One target location.In Fig. 2 into the embodiment shown in Fig. 4, the second laser receiving unit 220,320 and 420 quilts
Light guide member is configured to, in Fig. 2 into embodiment illustrated in fig. 4, the detector assembly 200,300,400 also includes sense
Optical element, the photo-sensitive cell are arranged on the first object opening position.And in the embodiment shown by Fig. 5, described
Dual-laser receiving unit 520 is constructed two discrete silicon photocell modules.
As seen from the above embodiment, second laser receiving unit 220 and 320 can be used as in design of the present utility model
Element can for example be configured to spherical mirror, free form surface mirror, aspherical mirror, light-guiding pillar, light guiding surface, level crossing, optical fiber or
Speculum.
When the second laser receiving unit 220,320 and 420 is configured to light guide member, compared to shown in Fig. 5
From the point of view of second laser receiving unit 520, it is only necessary to one group of photo-sensitive cell is equipped with, so as to simplify the knot of detector assembly
Structure and the cost for correspondingly reducing detector assembly.
In order to further improve the processing accuracy of the electrical signal, according to one embodiment of the present utility model, institute
Stating detector assembly also includes amplifying circuit, the amplifying circuit be configured to be coupled in the first laser receiving unit and/
Or between the second laser receiving unit and the signal processing module and for single to being received from the first laser
The converted electrical signal of the optical signalling of first and/or described second laser receiving unit be amplified and export to
The signal processing module.
In order to improve the anti-interference of the electrical signal in the detector assembly proposed according to the utility model, in foundation
In one embodiment of the present utility model, the detector assembly also includes filter circuit, and the filter circuit is configured to coupling
Connect between the first laser receiving unit and/or the second laser receiving unit and the signal processing module and be used for
To converted from the optical signalling of the first laser receiving unit and/or second laser receiving unit institute
Electrical signal be filtered and export to the signal processing module.
In addition, second aspect of the present utility model also proposed a kind of detection for being used together with Geoplane
Device, the detector include the detector assembly proposed according to first aspect of the present utility model.
Furthermore the third aspect of the present utility model also proposed a kind of LDMS, the LDMS bag
Include the detector proposed according to second aspect of the present utility model.
As it was previously stated, detector assembly and corresponding laser ranging system by means of being proposed according to the utility model
System can precisely measure out the air line distance between Geoplane and detector assembly.
It will be appreciated by those skilled in the art that each embodiment disclosed above can be without departing from utility model essence
In the case of make various changes and modifications.Therefore, the scope of protection of the utility model should be limited by appended claims
It is fixed.
Although it have been described that different exemplary embodiments of the present utility model, but to those skilled in the art
It is readily apparent that different change and modification can be carried out, it can be without departing from spirit and scope of the present utility model
In the case of one or some advantages in the advantages of realizing the utility model.It is quite skilled in the art for those
Technical staff for, performing the miscellaneous part of identical function can suitably be replaced.It is to be appreciated that herein with reference to specific
Accompanying drawing explain feature can with the combinations of features of other accompanying drawings, even in the case of those clearly do not refer to this.This
Outside, can be either all using in the software realization mode of appropriate processor instruction or in utilization hardware logic and software
Logical combination realizes method of the present utility model to obtain in the mixing implementation of equifinality.It is such to according to this practicality
The modification of new scheme is intended to be overwritten by the appended claims.
Claims (10)
1. a kind of detector assembly for being used together with Geoplane, it is characterised in that the detector assembly includes：
First laser receiving unit, the first laser receiving unit are configured to receive by the first of the Geoplane
The laser that laser emitting module is sent；And
Second laser receiving unit, the second laser receiving unit are configured to the first laser receiving unit generally
It is vertically arranged and the second laser receiving unit includes being used to receive launching mould by the second laser of the Geoplane
The Part I for the laser that block is sent and sent for receiving by the second laser transmitter module of the Geoplane
The Part II of laser, wherein, the Part I is separated by the first distance with the Part II.
2. detector assembly according to claim 1, it is characterised in that the detector assembly also includes signal transacting mould
Block, the signal processing module are configured to handle the laser and/or described that the first laser receiving unit is received
The laser that dual-laser receiving unit is received.
3. detector assembly according to claim 1 or 2, it is characterised in that the second laser receiving unit it is described
Part I and the Part II have identical length and are configured in parallel with each other.
4. detector assembly according to claim 1 or 2, it is characterised in that the first laser receiving unit and/or institute
State second laser receiving unit and be configured to optoelectronic induction device.
5. detector assembly according to claim 1 or 2, it is characterised in that the second laser receiving unit is constructed
For light guide member, the Part I of the light guide member is configured to receive light beam and by the beam direction to first object
The Part II of position and the light guide member is configured to receive light beam and by the beam direction to first mesh
Cursor position.
6. detector assembly according to claim 5, it is characterised in that the detector assembly also includes photo-sensitive cell,
The photo-sensitive cell is arranged on the first object opening position.
7. detector assembly according to claim 2, it is characterised in that the detector assembly also includes：
Amplifying circuit, the amplifying circuit are configured to be coupled in the first laser receiving unit and/or the second laser
Between receiving unit and the signal processing module and for from the first laser receiving unit and/or described second
The electrical signal that the optical signalling of laser pick-off unit is converted is amplified and exported to the signal processing module.
8. detector assembly according to claim 2, it is characterised in that the detector assembly also includes：
Filter circuit, the filter circuit is configured to couple the first laser receiving unit and/or the second laser connects
Receive between unit and the signal processing module and for swashing from the first laser receiving unit and/or described second
The electrical signal that the optical signalling of light receiving unit is converted is filtered and exported to the signal processing module.
9. a kind of detector for being used together with Geoplane, it is characterised in that the detector is included according to right
It is required that the detector assembly any one of 1 to 8.
10. a kind of LDMS, it is characterised in that the LDMS includes spy according to claim 9
Survey device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720972934.0U CN207074263U (en) | 2017-08-04 | 2017-08-04 | Detector assembly, detector and LDMS |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720972934.0U CN207074263U (en) | 2017-08-04 | 2017-08-04 | Detector assembly, detector and LDMS |
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| Publication Number | Publication Date |
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| CN207074263U true CN207074263U (en) | 2018-03-06 |
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| CN201720972934.0U Withdrawn - After Issue CN207074263U (en) | 2017-08-04 | 2017-08-04 | Detector assembly, detector and LDMS |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107290739A (en) * | 2017-08-04 | 2017-10-24 | 美国西北仪器公司 | Detector assembly, detector and LDMS |
-
2017
- 2017-08-04 CN CN201720972934.0U patent/CN207074263U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107290739A (en) * | 2017-08-04 | 2017-10-24 | 美国西北仪器公司 | Detector assembly, detector and LDMS |
| US11119202B2 (en) | 2017-08-04 | 2021-09-14 | Northwest Instrument Inc. | Detector assembly, detector, and laser ranging system |
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