CN211602165U - Focusing device for Raman spectrometer - Google Patents
Focusing device for Raman spectrometer Download PDFInfo
- Publication number
- CN211602165U CN211602165U CN202020031317.2U CN202020031317U CN211602165U CN 211602165 U CN211602165 U CN 211602165U CN 202020031317 U CN202020031317 U CN 202020031317U CN 211602165 U CN211602165 U CN 211602165U
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- focusing device
- raman spectrometer
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Abstract
The utility model discloses a focusing device for raman spectroscopy appearance, including the collar, the inner wall of collar has cup jointed the protecting tube, and the inner wall of protecting tube is provided with the objective lens section of thick bamboo, the outer wall of objective lens section of thick bamboo is provided with the joint ring, the both sides outer wall of joint ring all is provided with distance measuring sensor, and one side outer wall of two distance measuring sensor all is provided with fixed pipe, the circular slot has all been seted up to the both sides outer wall of joint ring, and the inner wall of two circular slots all through the bolt fastening spacing post, two the mounting groove has all been seted up to the both sides outer wall of spacing post, and the inner wall of mounting groove is provided with locking mechanical system, locking mechanical system includes the installation cover, and the both sides inner wall sliding connection of installation cover has same lock. The utility model discloses a circular slot on the joint ring sets up spacing post, mutually supports through the fixed pipe of locking mechanical system on the spacing post and range sensor, installs range sensor, makes things convenient for range sensor's dismouting and maintenance.
Description
Technical Field
The utility model relates to a raman spectroscopy appearance technical field especially relates to a focusing device for raman spectroscopy appearance.
Background
The Raman spectrometer is mainly suitable for optical aspects such as physical and chemical laboratories, biological and medical fields and the like of scientific research institutions and higher institutions, and is used for judging and confirming the components of research substances; and the method can also be applied to the criminal investigation and jewelry industries for detecting drugs and identifying gems. The instrument is known for its simple structure, simple operation, fast, efficient and accurate measurement, and low wave number measurement capability; the confocal light path design is adopted to obtain higher resolution, um-level micro-area detection can be carried out on the surface of a sample, and microscopic image measurement can also be carried out by using the micro-area detection.
The existing Raman spectrometer is used through automatic focusing, and the ranging sensor can be used during automatic focusing, so that the ranging sensor needs to be frequently calibrated and maintained due to the fact that the ranging sensor has higher precision requirement, and the existing ranging sensor is not convenient to directly fix and install during disassembly.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a focusing device for a Raman spectrometer.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a focusing device for a Raman spectrometer comprises a mounting ring, a protective tube is sleeved on the inner wall of the mounting ring, and the inner wall of the protective tube is provided with an objective lens barrel, the outer wall of the objective lens barrel is provided with a clamping ring, the outer walls of the two sides of the clamping ring are both provided with a distance measuring sensor, and the outer walls of one side of the two distance measuring sensors are both provided with a fixed pipe, the outer walls of the two sides of the clamping ring are both provided with a circular groove, the inner walls of the two circular grooves are fixed with limiting columns through bolts, the outer walls of the two sides of the two limiting columns are provided with mounting grooves, and the inner wall of the mounting groove is provided with a locking mechanism, the locking mechanism comprises a mounting sleeve, the inner walls at two sides of the mounting sleeve are connected with the same locking column in a sliding way, the inner wall at the bottom of the mounting sleeve is fixed with an electromagnet through a bolt, and the outer wall of the top of the electromagnet and the outer wall of the bottom of the locking column are connected with the same spring, and the outer wall of the bottom of the locking column is provided with a magnet.
Preferably, the specification of fixed pipe and the specification phase-match of spacing post, and the both sides inner wall of fixed pipe has all seted up the spacing groove.
Preferably, the inner walls of the two sides of the protection pipe are both fixed with electric sliding rails through bolts, and the inner walls of the two sides of the two electric sliding rails are connected with the same sliding seat in a sliding manner.
Preferably, the outer wall of the top of the sliding seat is provided with a mounting opening, and the objective lens barrel is sleeved on the inner wall of the mounting opening.
Preferably, scales are etched on the outer wall of the objective lens barrel.
Preferably, the electric slide rail is connected with a switch through a wire, and the switch is connected with a controller through a wire.
The utility model has the advantages that:
this focusing device for raman spectroscopy appearance sets up spacing post through the circular slot on the joint ring, and locking mechanical system and the fixed pipe of range finding sensor through on the spacing post are mutually supported, installs range finding sensor, makes things convenient for range finding sensor's dismouting and maintenance.
Drawings
Fig. 1 is a schematic sectional view of a focusing device for a raman spectrometer according to the present invention;
fig. 2 is a schematic view of a front view structure of a focusing device for a raman spectrometer;
fig. 3 is a schematic view of a partial cross-sectional structure of a focusing device for a raman spectrometer according to the present invention;
fig. 4 is a schematic structural diagram of a locking mechanism of a focusing device for a raman spectrometer.
In the figure: the device comprises a mounting ring 1, a protective tube 2, an electric sliding rail 3, a sliding seat 4, a limiting block 5, an objective lens barrel 6, a clamping ring 7, a distance measuring sensor 8, a fixing tube 9, a limiting column 10, a locking mechanism 11, a mounting sleeve 12, an electromagnet 13, a spring 14 and a locking column 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-4, a focusing device for a raman spectrometer comprises a mounting ring 1, a protective tube 2 is sleeved on the inner wall of the mounting ring 1, an objective lens barrel 6 is arranged on the inner wall of the protective tube 2, a clamping ring 7 is arranged on the outer wall of the objective lens barrel 6, distance measuring sensors 8 are arranged on the outer walls of the two sides of the clamping ring 7, a fixing tube 9 is arranged on the outer wall of one side of each of the two distance measuring sensors 8, circular grooves are formed on the outer walls of the two sides of the clamping ring 7, a limiting column 10 is fixed on the inner wall of each of the two circular grooves through a bolt, mounting grooves are formed on the outer walls of the two sides of the two limiting columns 10, a locking mechanism 11 is arranged on the inner wall of each mounting groove, the locking mechanism 11 comprises a mounting sleeve 12, the inner walls of the two sides of the mounting sleeve 12 are slidably connected with a same locking column 15, an electromagnet 13 is fixed, locking column 15 bottom outer wall is provided with magnet, the specification of fixed pipe 9 and the specification phase-match of spacing post 10, and the both sides inner wall of fixed pipe 9 has all seted up the spacing groove, the both sides inner wall of protecting tube 2 all has electronic slide rail 3 through the bolt fastening, and the both sides inner wall sliding connection of two electronic slide rails 3 has same sliding seat 4, the installing port has been seted up to sliding seat 4 top outer wall, objective lens cone 6 cup joints on the inner wall of installing port, objective lens cone 6's the equal sculpture of outer wall has the scale, electronic slide rail 3 is connected with the switch through the wire, and the switch is connected with the controller through the wire.
The working principle is as follows: when the device is disassembled, the electromagnet 13 in the locking mechanism 11 is controlled to be electrified through the switch, when the electromagnet 13 is electrified, magnetism opposite to that of the magnet is generated, the locking column 15 with the magnet is driven, the locking is released after the locking is pulled out of the limiting groove in the fixed tube 9, the distance measuring sensor 8 can be directly disassembled, and the elongation of the objective lens barrel 6 is controlled according to the measured actual distance when the distance is measured through the distance measuring sensor 8, so that focusing is carried out.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A focusing device for a Raman spectrometer comprises a mounting ring (1) and is characterized in that a protective tube (2) is sleeved on the inner wall of the mounting ring (1), an objective tube (6) is arranged on the inner wall of the protective tube (2), a clamping ring (7) is arranged on the outer wall of the objective tube (6), distance measuring sensors (8) are arranged on the outer walls of two sides of the clamping ring (7), a fixing tube (9) is arranged on the outer wall of one side of each of the two distance measuring sensors (8), circular grooves are formed in the outer walls of two sides of the clamping ring (7), limiting columns (10) are fixed on the inner walls of the two circular grooves through bolts, mounting grooves are formed in the outer walls of two sides of the two limiting columns (10), locking mechanisms (11) are arranged on the inner walls of the mounting grooves, each locking mechanism (11) comprises a mounting sleeve (12), and the inner walls of two sides of the mounting sleeves (12) are connected with the same locking column (, the installation cover (12) bottom inner wall is fixed with electro-magnet (13) through the bolt, and electro-magnet (13) top outer wall and locking post (15) bottom outer wall are connected with same spring (14), locking post (15) bottom outer wall is provided with magnet.
2. The focusing device for the Raman spectrometer according to claim 1, wherein the specification of the fixed tube (9) is matched with that of the limiting column (10), and the inner walls of two sides of the fixed tube (9) are both provided with limiting grooves.
3. The focusing device for the Raman spectrometer according to claim 2, wherein the inner walls of the two sides of the protection tube (2) are both fixed with electric sliding rails (3) through bolts, and the inner walls of the two sides of the two electric sliding rails (3) are connected with the same sliding seat (4) in a sliding manner.
4. The focusing device for the Raman spectrometer according to claim 3, wherein a mounting opening is formed in the outer wall of the top of the sliding seat (4), and the objective lens barrel (6) is sleeved on the inner wall of the mounting opening.
5. The focusing device for Raman spectrometer according to claim 4, wherein the outer wall of the objective lens barrel (6) is etched with scales.
6. The focusing device for the Raman spectrometer according to claim 5, wherein the electric slide rail (3) is connected with a switch through a wire, and the switch is connected with a controller through a wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020031317.2U CN211602165U (en) | 2020-01-08 | 2020-01-08 | Focusing device for Raman spectrometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020031317.2U CN211602165U (en) | 2020-01-08 | 2020-01-08 | Focusing device for Raman spectrometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211602165U true CN211602165U (en) | 2020-09-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020031317.2U Active CN211602165U (en) | 2020-01-08 | 2020-01-08 | Focusing device for Raman spectrometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211602165U (en) |
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2020
- 2020-01-08 CN CN202020031317.2U patent/CN211602165U/en active Active
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