CN212722749U - Positioning tool for pasting lens of light path system of liquid chromatography detector - Google Patents
Positioning tool for pasting lens of light path system of liquid chromatography detector Download PDFInfo
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- CN212722749U CN212722749U CN202021587013.0U CN202021587013U CN212722749U CN 212722749 U CN212722749 U CN 212722749U CN 202021587013 U CN202021587013 U CN 202021587013U CN 212722749 U CN212722749 U CN 212722749U
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Abstract
The utility model belongs to the technical field of liquid chromatogram equipment, especially, relate to location frock that liquid chromatogram detector optical path system lens was pasted, first location structure includes first base constant head tank and first lens constant head tank, first base constant head tank bottom has been seted up first and has been got a hole, the protrusion is provided with two locating pieces, the second base constant head tank has been seted up to the bottom of second lens constant head tank, the second has been seted up to the bottom of second base constant head tank and has been got a hole, the bottom of third base constant head tank is equipped with the third and gets a hole and two first locating holes, the third is got a hole and is set up with first locating hole interval, open one side of fourth base constant head tank and has got a mouth, the second locating hole is located the lateral wall of base, and align with fourth base constant head tank, and lens location mouth and third locating hole have been seted up. The utility model discloses different optical lens pieces paste on its base among the adaptation light path system, guarantee the accuracy of the relative position of pasting, practice thrift and paste consuming time, reduce the manpower and improve production efficiency.
Description
Technical Field
The utility model belongs to the technical field of liquid chromatogram equipment, especially, relate to the location frock that liquid chromatogram detector light path system lens was pasted.
Background
The liquid chromatograph is composed in the following way: the mobile phase is transported in the analysis flow path, the sample injected into the analysis flow path by the auto-sampler is guided to the analysis column by the mobile phase for separation, and the separated sample component is detected by the detector. Most common organic substances and part of inorganic substances have ultraviolet or visible light absorption groups and thus have strong ultraviolet or visible light absorption capacity, and a detector of a liquid chromatograph determines the content of each component by measuring the absorption value of a sample flowing through a flow cell to light with a specific wavelength based on the principle. The optical lenses in the optical path system of the detector are more, and the optical lenses need to be adhered to corresponding bases for installation in the detector, but the adhering accuracy is high, the adhering is achieved manually, the positioning is not accurate, time and labor are wasted, and the production efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a be not enough to above-mentioned prior art, the utility model provides a location frock that liquid chromatogram detector optical path system lens was pasted, the purpose is more in order to solve the optical lens among the detector optical path system, need paste on the base that corresponds in order to be arranged in the detector, relies on the manual work to paste, can't satisfy the accuracy to waste time and energy, reduce production efficiency's technical problem.
The utility model provides a location frock that liquid chromatography detector light path system lens was pasted, concrete technical scheme is as follows:
a positioning tool for sticking a lens of an optical path system of a liquid chromatography detector comprises a base, wherein the base is provided with a first positioning structure, a second positioning structure, a third positioning structure and a fourth positioning structure,
the first positioning structure comprises a first base positioning groove and a first lens positioning groove, the first base positioning groove is arranged below the first lens positioning groove, the bottom of the first base positioning groove is provided with a first workpiece taking hole, the bottom of the first base positioning groove is convexly provided with two positioning blocks,
the second positioning structure comprises a second lens positioning groove, the bottom of the second lens positioning groove is provided with a second base positioning groove, the bottom of the second base positioning groove is provided with a second workpiece taking hole,
the third positioning structure comprises a third base positioning groove, the bottom of the third base positioning groove is provided with a third pick-up hole and two first positioning holes, the third pick-up hole and the first positioning holes are arranged at intervals,
the fourth positioning structure comprises a fourth base positioning groove, two second positioning holes and a lens positioning plate, a workpiece taking opening is formed in one side of the fourth base positioning groove, the second positioning holes are located in the side wall of the base and aligned with the fourth base positioning groove, and the lens positioning plate is square and provided with a lens positioning opening and a third positioning hole.
In some embodiments, there are two first positioning structures, the first base positioning groove is circular, the first lens positioning groove is rectangular, the first pick-up hole is located at the center of the first base positioning groove, and the positioning blocks are symmetrically arranged with respect to the first pick-up hole.
In some embodiments, the second lens positioning groove is square, the second base positioning groove is located in the center of the second lens positioning groove and is designed coaxially with the second pick-off hole, and the diameter of the second base positioning groove is greater than the diameter of the second pick-off hole.
In some embodiments, the third base positioning groove is provided with glue flowing grooves at two sides in a concave manner, the third pick-up hole is located in the middle of the third base positioning groove, and the first positioning holes are symmetrically arranged about a midline of the third base positioning groove.
In some embodiments, the third positioning structure further comprises two limiting holes, and the limiting holes are symmetrically arranged about the midline of the third base positioning groove.
In some embodiments, the fourth base positioning slot has a square shape and the lens positioning aperture has a rectangular shape.
In certain embodiments, the base has a thickness of 22mm or greater.
The utility model discloses following beneficial effect has: the utility model provides a location frock that liquid chromatogram detector optical path system lens was pasted through designing first location structure, second location structure, and different optical lens pastes on corresponding base in order to adapt to optical path system in third location structure and the fourth location structure, guarantees the accuracy of the relative position that optical lens and lens base pasted, and it is consuming time to practice thrift to paste, reduces the human cost and improves production efficiency.
Drawings
Fig. 1 is a schematic perspective view of a positioning tool for adhering a lens of an optical path system of a liquid chromatography detector provided by the present invention;
fig. 2 is a schematic perspective view of a positioning tool for adhering a lens of an optical path system of a liquid chromatography detector provided by the present invention;
fig. 3 is a schematic perspective view of a positioning tool for adhering a lens of an optical path system of a liquid chromatography detector provided by the present invention;
fig. 4 is a schematic perspective view of an M1 mirror assembly of example 1;
fig. 5 is a schematic perspective view of an M2 mirror assembly of example 1;
FIG. 6 is a schematic perspective view of a grating assembly according to example 1;
fig. 7 is a schematic perspective view of an M3 mirror assembly according to example 1;
fig. 8 is a schematic perspective view of the slit plate base and the lens positioning plate according to embodiment 1.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings.
Example 1
The positioning tool for pasting the lens of the optical path system of the liquid chromatography detector provided by the embodiment has the following specific technical scheme:
as shown in fig. 1-3, the positioning tool for adhering the lens of the optical path system of the liquid chromatography detector comprises a base, wherein the thickness of the base is more than or equal to 22 mm. The base is provided with a first positioning structure 1, a second positioning structure 2, a third positioning structure 3 and a fourth positioning structure 4, so that the liquid chromatography detector is suitable for positioning and pasting of optical path elements such as a reflector, a grating, a slit plate and the like in an optical path system of the liquid chromatography detector and a base matched with the optical path elements. The base in the utility model is made of non-stick plastic material.
The first positioning structure 1 includes a first base positioning groove 11 and a first lens positioning groove 12, the first base positioning groove 11 is disposed below the first lens positioning groove 12, a first pick-up hole 13 is disposed at the bottom of the first base positioning groove 11, and two positioning blocks 14 are disposed at the bottom of the first base positioning groove 11 in a protruding manner. The first positioning structure 1 is provided with two, one is used for adhering the M1 reflector to the base thereof, and the other is used for adhering the M2 reflector to the base thereof. The first base positioning groove 11 is circular, the first lens positioning groove 12 is rectangular, the first pickup hole 13 is located at the center of the first base positioning groove 11, and the positioning blocks 14 are symmetrically arranged about the first pickup hole 13. The M1 reflector base and the M2 reflector base are placed in the first base positioning groove 11, the mounting holes in the M1 reflector base and the M2 reflector base are correspondingly sleeved on the positioning block 14, glue is smeared on the M1 reflector base and the M2 reflector base, and the M1 reflector and the M2 reflector are respectively placed in the first lens positioning groove 12 and are adhered to the corresponding bases. The lens assembly is ejected through the bottom first pick-up hole 13 to remove the M1 mirror and its mount, the M2 mirror and its mount.
The second positioning structure 2 includes a second lens positioning groove 21, a second base positioning groove 22 is provided at the center of the bottom of the second lens positioning groove 21, a second pick-off hole 23 is provided at the bottom of the second base positioning groove 22, the second lens positioning groove 21 is square, the second base positioning groove 22 is located at the center of the second lens positioning groove 21 and is coaxially designed with the second pick-off hole 23, and the diameter of the second base positioning groove 22 is greater than the diameter of the second pick-off hole 23. As shown in fig. 6, the second positioning structure 2 in this embodiment is suitable for a grating, the grating is square, the grating base is embedded into the second base positioning groove 22, after glue is coated on the grating base, the grating is embedded into the second lens positioning groove 21, the grating is adhered to the base thereof, and the grating assembly is ejected from the second pick-up hole 23.
Third location structure 3 includes third base constant head tank 31, the bottom of third base constant head tank 31 is equipped with the third and gets a hole 32 and two first locating holes 33, the third is got a hole 32 and is set up with first locating hole 33 interval, the sunken gummosis groove 34 that is provided with in both sides of third base constant head tank 31, the third is got a hole 32 and is located the middle part of third base constant head tank 31, first locating hole 33 sets up about the well centre parting line symmetry of third base constant head tank 31, third location structure 3 still includes two spacing holes 35, spacing hole 35 sets up about the well centre parting line symmetry of third base constant head tank 31. As shown in fig. 7, the third positioning structure 3 in this embodiment is suitable for adhering the M3 reflector and its base, placing the M3 reflector base in the third base positioning slot 31, aligning the mounting hole on the M3 reflector base with the first positioning hole 33, and positioning by screws. And inserting a limit pin into the limit hole 35, coating glue on the M3 reflector base, placing the M3 reflector on the M3 reflector base, abutting against the limit pin, and adhering. The screw and the limiting pin are taken out, and the M3 reflector component is ejected out of the third piece taking hole 32.
The fourth positioning structure 4 includes a fourth base positioning groove 41, two second positioning holes 42 and a lens positioning plate 43, a pick-up opening 411 is opened at one side of the fourth base positioning groove 41, the second positioning holes 42 are located on the side wall of the base and aligned with the fourth base positioning groove 41, the lens positioning plate 43 is square and provided with a lens positioning opening 431 and a third positioning hole 432, the fourth base positioning groove 41 is square, and the lens positioning opening 431 is rectangular. As shown in fig. 8, the fourth positioning structure 4 is suitable for adhering the slit plate and the base thereof, and places the slit plate base in the fourth base positioning groove 41, and the mounting hole of the slit plate base aligns with the second positioning hole 42 and is positioned by a screw. The lens positioning plate 43 is placed on the slit plate base, the lens positioning hole 431 is aligned with the slit of the slit plate base, the lens positioning plate 43 and the slit plate base are positioned through the screw and the third positioning hole 432, glue is smeared on the slit plate base, and the slit plate is placed on the lens positioning hole 431 to be pasted. The screws in the second positioning hole 42 and the third positioning hole 432 are removed, the lens positioning plate 43 is removed, and the slit plate assembly is taken out from the take-out opening 411.
The above-mentioned only the utility model discloses the feasible embodiment of preferred is not right the utility model discloses a restriction, the utility model discloses also not be limited to the above-mentioned example, technical field's technical personnel the utility model discloses an in the essential scope, change, modification, interpolation or replacement made also should belong to the utility model discloses a protection scope.
Claims (7)
1. The positioning tool for sticking the lens of the optical path system of the liquid chromatography detector is characterized by comprising a base, wherein the base is provided with a first positioning structure, a second positioning structure, a third positioning structure and a fourth positioning structure,
the first positioning structure comprises a first base positioning groove and a first lens positioning groove, the first base positioning groove is arranged below the first lens positioning groove, the bottom of the first base positioning groove is provided with a first workpiece taking hole, the bottom of the first base positioning groove is convexly provided with two positioning blocks,
the second positioning structure comprises a second lens positioning groove, the bottom of the second lens positioning groove is provided with a second base positioning groove, the bottom of the second base positioning groove is provided with a second workpiece taking hole,
the third positioning structure comprises a third base positioning groove, the bottom of the third base positioning groove is provided with a third pick-up hole and two first positioning holes, the third pick-up hole and the first positioning holes are arranged at intervals,
the fourth positioning structure comprises a fourth base positioning groove, two second positioning holes and a lens positioning plate, a workpiece taking opening is formed in one side of the fourth base positioning groove, the second positioning holes are located in the side wall of the base and aligned with the fourth base positioning groove, and the lens positioning plate is square and provided with a lens positioning opening and a third positioning hole.
2. The liquid chromatography detector optical system lens attaching positioning tool according to claim 1, wherein there are two first positioning structures, the first base positioning groove is circular, the first lens positioning groove is rectangular, the first pickup hole is located at the center of the first base positioning groove, and the positioning blocks are symmetrically arranged with respect to the first pickup hole.
3. The liquid chromatography detector optical system lens attaching positioning tool according to claim 1, wherein the second lens positioning groove is square, the second base positioning groove is located at the center of the second lens positioning groove and is designed coaxially with the second pickup hole, and the diameter of the second base positioning groove is larger than that of the second pickup hole.
4. The liquid chromatography detector optical system lens-sticking positioning tool according to claim 1, wherein a gummosis groove is concavely provided on both sides of the third base positioning groove, the third pick-up hole is located in the middle of the third base positioning groove, and the first positioning holes are symmetrically provided about the midline of the third base positioning groove.
5. The positioning tool for sticking the lens of the optical path system of the liquid chromatography detector as claimed in claim 4, wherein the third positioning structure further comprises two limiting holes, and the limiting holes are symmetrically arranged about the midline of the positioning groove of the third base.
6. The positioning tool for lens attachment of an optical path system of a liquid chromatography detector as claimed in claim 1, wherein the positioning groove of the fourth base is square, and the positioning opening of the lens is rectangular.
7. The positioning tool for pasting the lens of the optical path system of the liquid chromatography detector as claimed in claim 1, wherein the thickness of the base is greater than or equal to 22 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021587013.0U CN212722749U (en) | 2020-08-03 | 2020-08-03 | Positioning tool for pasting lens of light path system of liquid chromatography detector |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021587013.0U CN212722749U (en) | 2020-08-03 | 2020-08-03 | Positioning tool for pasting lens of light path system of liquid chromatography detector |
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| CN212722749U true CN212722749U (en) | 2021-03-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114632268A (en) * | 2022-03-18 | 2022-06-17 | 温州眼视光国际创新中心 | Two-dimensional adjustable optical double-lens holder |
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2020
- 2020-08-03 CN CN202021587013.0U patent/CN212722749U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114632268A (en) * | 2022-03-18 | 2022-06-17 | 温州眼视光国际创新中心 | Two-dimensional adjustable optical double-lens holder |
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