CN215768249U - Remote detection optical positioner applied to Raman substance detection instrument - Google Patents
Remote detection optical positioner applied to Raman substance detection instrument Download PDFInfo
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- CN215768249U CN215768249U CN202121939289.5U CN202121939289U CN215768249U CN 215768249 U CN215768249 U CN 215768249U CN 202121939289 U CN202121939289 U CN 202121939289U CN 215768249 U CN215768249 U CN 215768249U
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Abstract
The utility model relates to a remote detection light positioner applied to a Raman substance detection instrument, which comprises a tube shell seat, a refraction lens and a laser, wherein a detection light channel with two ends penetrating through the tube shell seat is arranged in the tube shell seat, one end of the detection light channel is arranged as a detection light inlet, the other end of the detection light channel is arranged as a detection light outlet, an assembly cavity communicated with the detection light channel is arranged on one side of the tube shell seat, the refraction lens is arranged at a position corresponding to the assembly cavity in the detection light channel, the laser is arranged in the assembly cavity and is positioned through an angle adjusting component, the light emitting end of the laser faces the refraction lens, emitted light is incident on one surface of the refraction lens, which is far away from the detection light inlet, and is emitted from the detection light outlet after being refracted through the refraction lens, and the angle adjusting component is used for finely adjusting the emitting angle of the laser so that the emitted light is overlapped with the light path of the detection light. The advantages are that: reasonable in design conveniently detects the location of light, makes the testing result more accurate, facilitates for measurement personnel's observation.
Description
Technical Field
The utility model relates to the technical field of Raman substance detection instruments, in particular to a remote detection light positioner applied to a Raman substance detection instrument.
Background
At present, the existing Raman substance detection instrument can only determine the substance which is detected by equipment through naked eyes, and has no directivity and no positioning. The detection substance is further away from the device, making it more difficult to determine whether the detection substance corresponds to light detected by the device. There is a lack of explicit location signal identification.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a remote detection light positioner applied to a Raman substance detection instrument, and effectively overcomes the defects of the prior art.
The technical scheme for solving the technical problems is as follows:
a remote detection light positioner applied to a Raman substance detection instrument comprises a tube shell seat, a refraction lens and a laser, wherein the tube shell seat is internally provided with a detection light channel with two ends penetrating through the tube shell seat, one end of the detection light channel is provided with a detection light inlet, the other end of the detection light channel is provided with a detection light outlet, one side of the tube shell seat is provided with an assembly cavity communicated with the detection light channel, the refraction lens is arranged in the detection light channel and corresponds to the assembly cavity, the laser is arranged in the assembly cavity and is positioned through an angle adjusting component, the light emitting end of the laser faces the refraction lens, emitted light is incident on one surface of the refraction lens, which is far away from the detection light inlet, and is emitted from the detection light outlet after being refracted by the refraction lens, and the angle adjusting component is used for finely adjusting the emitting angle of the laser, so that the light emitted therefrom overlaps with the optical path of the detection light.
On the basis of the technical scheme, the utility model can be further improved as follows.
Further, one side of the tube shell seat is provided with a strip-shaped slot which is perpendicular to the detection light channel and is communicated with the detection light channel, and the refraction lens is inserted through the slot and extends into the detection light channel.
Further, an angle between the refractive lens and a center line of the detection light path is α, and α is 45 °.
Further, the inner cavity of the assembly cavity is cylindrical and matched with the laser, and the center line of the inner cavity is perpendicular to the center line of the detection light channel.
Further, the angle adjusting assembly comprises a plurality of groups of jackscrews, a plurality of jackscrew assembling holes which are in one-to-one correspondence with the jackscrews are formed in the cavity wall of the assembling cavity along the circumferential direction of the cavity wall, the jackscrews are respectively installed in the jackscrew assembling holes in one-to-one correspondence, and the jackscrews are used for clamping and positioning the laser together.
The Raman substance detection device comprises a shell, wherein one end of the shell is provided with a light outlet, the other end of the shell is provided with a light inlet corresponding to the light outlet, the tube shell is arranged in the shell in a seated mode, a detection light inlet of the tube shell is in butt joint with the light outlet, a detection light outlet of the tube shell penetrates out of the light inlet, and the other end of the shell is provided with a buckle structure connected with a Raman substance detection instrument.
The laser device further comprises a power supply, wherein the power supply is arranged in the shell and is connected with the laser device through a circuit, and a control switch connected with the power supply and the laser device is arranged on the shell.
The Raman substance detection device further comprises a controller, wherein the controller is arranged in the shell, the power supply is electrically connected with the laser through the controller, and the controller is also connected with a detection optical circuit of the Raman substance detection device through a circuit detachably connected with the controller.
And the focusing lens is arranged at the position of one end of the shell corresponding to the light outlet hole.
The utility model has the beneficial effects that: reasonable in design conveniently detects the location of light, makes the testing result more accurate, facilitates for measurement personnel's observation.
Drawings
FIG. 1 is an elevational view of the structure of a remote sensing optical positioner for use in a Raman material detection apparatus of the present invention;
FIG. 2 is a cross-sectional view of a remote sensing optical positioner for use in a Raman material measurement apparatus according to the present invention;
FIG. 3 is a structural elevational view of another embodiment of the present invention applied to a Raman substance detecting apparatus;
FIG. 4 is a sectional view showing the structure of another embodiment of the Raman substance measurement apparatus according to the present invention;
fig. 5 is a structural sectional view showing other viewing angle orientations of another embodiment of the raman substance detecting instrument according to the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a tube shell seat; 2. a refractive lens; 3. a laser; 4. carrying out top thread; 5. a housing; 6. a power source; 7. a focus lens; 11. detecting a light channel; 12. an assembly chamber; 13. a slot; 51. a buckle structure.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model.
Example 1
As shown in fig. 1 and 2, the distance detection light positioner applied to the raman substance detection instrument of the present embodiment includes a housing base 1, a refraction lens 2 and a laser 3, wherein the housing base 1 has a detection light channel 11 penetrating through the housing base 1 at both ends thereof, one end of the detection light channel 11 is a detection light inlet, the other end is a detection light outlet, a mounting cavity 12 communicating with the detection light channel 11 is disposed at one side of the housing base 1, the refraction lens 2 is mounted in the detection light channel 11 at a position corresponding to the mounting cavity 12, the laser 3 is mounted in the mounting cavity 12 and is positioned by an angle adjustment component, a light emitting end of the laser 3 faces the refraction lens 2, and emitted light is incident at an oblique angle on a surface of the refraction lens 2 facing away from the detection light inlet and is refracted by the refraction lens 2 and then emitted from the detection light outlet, the angle adjusting component is used for finely adjusting the emission angle of the laser 3 so that the light emitted by the laser overlaps with the light path of the detection light.
The using process is as follows:
during the use, raman material detecting instrument's light-emitting port butt joint detects the light entry, detects the light and enters from detecting the light entry, passes refraction lens 2, carries out the material and detects, and simultaneously, laser instrument 3 sends laser, takes place the reflection in refraction lens 2 department, through the position of angle modulation subassembly fine setting laser instrument 3, makes its laser path overlap with detecting the light path, and then through observing the definite positioning of laser light spot, just can accurately know the position of detecting the light, be convenient for observe.
It should be added that: traditional raman material detecting instrument sends light for the low light, and general detection distance is 3-5m, and under this distance, it hardly discerns to detect illumination on the target detection thing, consequently, utilize the laser positioning of this embodiment can be accurate, quick position of clearly determining the detection light, whole device reasonable in design, the location of convenient detection light makes the testing result more accurate, facilitates for the observation of measurement personnel.
In a preferred embodiment, the housing holder 1 has a strip-shaped insertion groove 13 formed therein and extending perpendicularly to the inspection light path 11, and the refractive lens 2 is inserted through the insertion groove 13 and extends into the inspection light path 11.
In this embodiment, the insertion slot 13 is through the side end of the housing base 1, and the refractive lens 2 can be flexibly inserted into or taken out from the insertion slot 13, which is beneficial to the routine maintenance of the refractive lens 2.
Generally, the refractive lens 2 has a rectangular plate-shaped structure, and damping strips are disposed on two sides of two ends of the rectangular plate-shaped structure, so that after the refractive lens 2 is inserted into the slot 13, the damping strips are in contact with two sides of the slot 13, thereby ensuring that the refractive lens 2 is stably inserted and is not easily separated from the slot due to external interference (collision).
Preferably, an angle between the refractive lens 2 and a center line of the detection light path 11 is α, and α is 45 °.
In a preferred embodiment, the inner cavity of the mounting chamber 12 is cylindrical to fit the laser 3, and the center line thereof is perpendicular to the center line of the detection light path 11.
In this embodiment, the laser 3 is compactly installed in the assembly chamber 12, and the angle adjustment is also convenient.
In a preferred embodiment, the angle adjusting assembly includes a plurality of sets of jackscrews 4, a plurality of jackscrew assembly holes corresponding to the jackscrews 4 are annularly arranged on the cavity wall of the assembly cavity 12, the jackscrews 4 are respectively and correspondingly installed in the jackscrew assembly holes, and the jackscrews 4 are used for clamping and positioning the laser 3 together.
In this embodiment, the incident angle of the light path of the light emitting end of the laser 3 on the refractive lens 2 can be finely adjusted by screwing a plurality of sets of jackscrews 4 to different degrees, and the operation is simple and fast.
In this embodiment, taking the detection light channel 11 as an example in the vertical direction, the detection light outlet is located above, multiple sets of jackscrews 4 can be equally divided into the upper and lower positions of the assembly cavity 12, and the "pitch" angle of the laser 3, that is, the incident angle of the light emitted by the laser 3 on the refractive lens 2, can be adjusted by screwing the jackscrews 4 above and below to different degrees, so as to ensure that the light path after the laser refraction overlaps with the detection light path, and achieve the purpose of accurately positioning the detection light position.
Example 2
As shown in fig. 3 and 4, in addition to embodiment 1, the raman substance detector further includes a housing 5, one end of the housing 5 is provided with a light exit hole, the other end is provided with a light entrance hole corresponding to the light exit hole, the tube housing base 1 is installed in the housing 5, a detection light entrance thereof is in butt joint with the light exit hole, a detection light exit thereof penetrates through the light entrance hole, and the other end of the housing 5 is provided with a snap structure 51 connected to the raman substance detector.
In this embodiment, detect the optical locator and arrange in one with raman material detecting instrument adaptation in shell 5, when using, the buckle structure 51 through the shell 5 other end and raman material detecting instrument adaptation makes the two block connect, detect the light inlet and the light-emitting end of raman material detecting instrument just in time closely dock after connecting, can not appear becoming flexible, overall structure designs more rationally, it is more convenient when detecting the optical locator and raman material detecting instrument cooperation use, only need each other the block equipment can, it is very convenient to use.
In this embodiment, generally, the raman substance detector has a square structure, and therefore, strip-shaped extending portions are respectively provided on both sides of the other end of the housing 5 along the extending directions of both ends thereof, the two extending portions are provided with the snap structures 51, and both sides of the light emitting end of the raman substance detector are provided with the snap grooves and the like adapted to the snap structures 51.
The above-mentioned buckle structure 51 is prior art, and can adopt the extrusion type buckle of prior art, etc., which is not described herein.
As a preferred embodiment, as shown in fig. 5, the laser device further includes a power supply 6, the power supply 6 is provided in the housing 5 and is connected to the laser device 3 through a line, and the housing 5 is provided with a control switch connected to the power supply 6 and the laser device 3.
In the embodiment, the detection light positioner is integrated with a single power supply 6, the power supply 6 supplies power to the laser 3, and other external power supplies are not needed, so that the use is simpler and more convenient.
Generally, the housing 5 is further provided with a status indicator lamp connected to an electric circuit between the power supply 6 and the laser 3, and the status indicator lamp can be turned on after the laser 3 is energized.
In a preferred embodiment, the raman substance detection device further includes a controller, the controller is disposed in the housing 5, the power source 6 is electrically connected to the laser 3 through the controller, and the controller is connected to a detection optical circuit of the raman substance detection device through a wire detachably connected to the controller.
In this embodiment, the housing 5 is provided with a socket interface connected with the controller, and the corresponding raman substance detector is also provided with a matching socket interface (the socket interface is connected with the detection optical circuit of the raman substance detector), and when the detection optical locator and the raman substance detector are assembled, the raman substance detector and the matching socket interface on the housing 5 are connected through a special signal line, the laser 3 is firstly started for laser positioning, and after the positioning is completed, the raman substance detector is started to detect optical emission, and when the optical emission is detected, the controller receives an electrical signal, the laser 3 is controlled to be turned off, so that the whole design is very reasonable, the laser 3 can be turned off during detection, no interference is formed, and the detection result is more accurate.
Preferably, the optical lens assembly further comprises a focusing lens 7, wherein the focusing lens 7 is disposed at a position corresponding to the light exit hole at one end of the housing 5.
In this embodiment, the focusing lens 7 can perform operations such as focusing on the emitted detection light, so that the detection light result is more accurate.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (9)
1. The utility model provides a be applied to raman material detecting instrument's remote detection optical locator which characterized in that: including shell of a tube seat (1), refraction lens (2) and laser instrument (3), have both ends in shell of a tube seat (1) and run through its detect light passageway (11), just the one end of detecting light passageway (11) is established to detecting the light entry, and the other end is established to detecting the light exit, shell of a tube seat (1) one side be equipped with detect the assembly chamber (12) that light passageway (11) is linked together, install refraction lens (2) detect the position of light passageway (11) corresponding assembly chamber (12), install laser instrument (3) in assembly chamber (12) to fix a position through angle adjusting part, the luminous end orientation of laser instrument (3) refraction lens (2), and the light that sends is the oblique angle incidence and is in refraction lens (2) deviate from the one side of detecting the light entry, and through follow after refraction lens (2) detect the light exit and shoot out, the angle adjusting component is used for finely adjusting the emission angle of the laser (3) so that the light emitted by the laser overlaps with the light path of the detection light.
2. A remote sensing optical locator for use in raman spectroscopy apparatus according to claim 1, wherein: one side of the tube shell seat (1) is provided with a strip-shaped slot (13) which is vertical to the detection light channel (11) and is communicated with the detection light channel, and the refraction lens (2) is inserted into the slot (13) and extends into the detection light channel (11).
3. A remote sensing optical locator for use in raman spectroscopy apparatus according to claim 1, wherein: the included angle between the refraction lens (2) and the central line of the detection light channel (11) is alpha, and alpha is 45 degrees.
4. A remote sensing optical locator for use in raman spectroscopy apparatus according to claim 1, wherein: the inner cavity of the assembly cavity (12) is in a cylindrical shape matched with the laser (3), and the center line of the assembly cavity is perpendicular to the center line of the detection light channel (11).
5. The remote sensing optical locator of claim 4, wherein the optical locator comprises: the angle adjusting assembly comprises a plurality of groups of jackscrews (4), a plurality of jackscrew assembling holes corresponding to the jackscrews (4) one to one are formed in the wall of the assembling cavity (12) in a ring-to-ring mode, the jackscrews (4) are respectively installed in the jackscrew assembling holes in a one-to-one correspondence mode, and the jackscrews (4) are used for clamping and positioning the laser (3) together.
6. A remote sensing optical locator for use in raman spectroscopy according to any one of claims 1 to 5, wherein: the Raman substance detection device is characterized by further comprising a shell (5), wherein one end of the shell (5) is provided with a light outlet, the other end of the shell is provided with a light inlet corresponding to the light outlet, the tube shell seat (1) is arranged in the shell (5), the light inlet of the tube shell is in butt joint with the light outlet, the light outlet of the tube shell passes through the light inlet and penetrates out of the light outlet, and the other end of the shell (5) is provided with a buckle structure (51) connected with a Raman substance detection instrument.
7. The remote sensing optical locator of claim 6, wherein the optical locator comprises: still include power (6), power (6) set up in shell (5), and with laser instrument (3) line connection, be equipped with on shell (5) with the control switch that power (6) and laser instrument (3) are connected.
8. A remote sensing optical locator for use in raman spectroscopy apparatus according to claim 7 wherein: the Raman substance detection device is characterized by further comprising a controller, wherein the controller is arranged in the shell (5), the power supply (6) is electrically connected with the laser (3) through the controller, and the controller is also connected with a detection optical circuit of the Raman substance detection device through a circuit detachably connected with the controller.
9. The remote sensing optical locator of claim 6, wherein the optical locator comprises: the focusing device is characterized by further comprising a focusing lens (7), wherein the focusing lens (7) is arranged at the position, corresponding to the light outlet hole, of one end of the shell (5).
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CN202121939289.5U CN215768249U (en) | 2021-08-18 | 2021-08-18 | Remote detection optical positioner applied to Raman substance detection instrument |
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CN202121939289.5U CN215768249U (en) | 2021-08-18 | 2021-08-18 | Remote detection optical positioner applied to Raman substance detection instrument |
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