CN210401216U

CN210401216U - Atomic fluorescence photometer

Info

Publication number: CN210401216U
Application number: CN201920986559.4U
Authority: CN
Inventors: 陈建斌
Original assignee: Yiwu Prosais Testing Technology Co Ltd
Current assignee: Yiwu Prosais Testing Technology Co Ltd
Priority date: 2019-06-28
Filing date: 2019-06-28
Publication date: 2020-04-24
Anticipated expiration: 2029-06-28

Abstract

The utility model discloses an atomic fluorescence photometer, including device body and frame, the frame is connected with device body one side, be equipped with the test-tube rack in the frame and be located x, y, the z axle displacement mechanism directly over the test-tube rack, the test-tube rack includes a plurality of support columns. The utility model has the advantages that: when people need carry out the detection achievement, people can manually open the clamping structure, make placing of test-tube rack lead to the groove and keep unobstructed, then people insert the test tube and place logical inslot, confirm the test tube at people and after placing logical inslot position, people make the clamping structure resume closed state, thereby make the clamping structure can play better centre gripping effect to placing logical inslot test tube, avoid it the condition that rocks appearing placing the in-process, avoid influencing the needle tubing sample, can guarantee that this atomic fluorescence photometer can carry out the accuracy and measure.

Description

Atomic fluorescence photometer

Technical Field

The utility model relates to an atomic fluorescence spectrophotometer belongs to check out test set technical field.

Background

Current atomic fluorescence photometer contains frame and device body, be provided with the test-tube rack that is used for placing the test tube on the frame, just still be provided with x, y, z axle displacement mechanism in one side of test-tube rack on the frame, be provided with the vertical needle tubing of placing and being arranged in absorbing test solution in the test tube on x, y, the z axle displacement mechanism, but when current atomic fluorescence photometer put the test tube on the test-tube rack, very easily appear the test tube and can't be by better spacing condition to make the test tube very easily take place to rock, influence the needle tubing and get liquid.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving the above-mentioned problems and providing an atomic fluorescence spectrophotometer.

The utility model discloses a following technical scheme realizes above-mentioned purpose, an atomic fluorescence photometer, including device body and frame, the frame is connected with device body one side, be equipped with the test-tube rack in the frame and be located x, y, the z axle displacement mechanism directly over the test-tube rack, the test-tube rack includes a plurality of support columns, and is a plurality of be equipped with on the support column place board one and place board two, place board one and place and all seted up a plurality of logical grooves of placing on the board two, place board one and place and all be equipped with a plurality of clamping structure that are located directly over the logical groove on the board two.

As a further arrangement of the utility model, the clamping structure comprises a plurality of clamping sheets and a connecting ring, the connecting ring is arranged at the outer ring of the plurality of clamping sheets, a plurality of the clamping sheets form a ring shape when in a closed state, a plurality of through holes are formed in the middles of the clamping sheets, the aperture of the through holes is smaller than the outer diameter of the test tube, one end of each clamping sheet is provided with a first through groove, the first through groove is rotationally connected with a first connecting shaft fixedly connected with a first placing plate or a second placing plate, the other end of each clamping sheet is provided with a second through groove, the second through groove is rotationally connected with a second connecting shaft, the second connecting shaft is connected with a circular arc connecting rod, one end of the circular arc connecting rod is hinged with the connecting ring, the connecting ring is provided with a plurality of arc through grooves, the arc, the spring is at a natural length when the grip tabs are in the closed state.

As a further arrangement of the utility model, the connecting ring is in the complete open state when rotating to the spacing post complete compression spring.

As the utility model discloses a further setting is a plurality of the annular radius that forms when the holding piece is in the closure state is greater than places logical groove radius.

As a further setting of the utility model, the circular arc connecting rod is inferior arc, the radius of inferior arc equals the distance of circular arc connecting rod to connecting axle one.

As a further setting of the utility model, the go-between inner circle is equipped with the connecting block, the connecting block is articulated with the one end that the connecting axle two was kept away from to the circular arc connecting rod.

As the utility model discloses a further setting, the equal symmetry is provided with the arc holding strip from top to bottom in one side that the holding piece is used for constituting the through-hole, the arc length of arc holding strip equals the arc length that the holding piece is used for constituting through-hole one side, the circular arc angle of arc holding strip equals the circular arc angle that the holding piece is used for constituting through-hole one side, the holding piece is used for constituting through-hole one side lateral wall and flushes towards through-hole one side lateral wall with the arc holding strip.

As a further setting of the utility model, the arc holding strip adopts the rubber material.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses need detect the during operation at people, people can manually open clamping structure, make placing of test-tube rack lead to the groove and keep unobstructed, then people insert the test tube and place logical inslot, confirm the test tube at people and after placing logical inslot position, people make clamping structure resume closed state, thereby make clamping structure can play better centre gripping effect to placing logical inslot test tube, avoid it the condition that rocks appearing placing the in-process, avoid influencing the needle tubing sample, can guarantee that this atomic fluorescence photometer can carry out the accurate measurement.

Drawings

FIG. 1 is a perspective view of an atomic fluorescence spectrophotometer according to the present invention;

FIG. 2 is a schematic structural diagram of a test tube rack of an atomic fluorescence spectrophotometer according to the present invention;

FIG. 3 is a top view of a test tube rack of an atomic fluorescence spectrophotometer according to the present invention;

fig. 4 is a bottom view of a test tube rack of an atomic fluorescence spectrophotometer according to the present invention;

FIG. 5 is an enlarged view of FIG. 2 at A;

fig. 6 is a perspective view of a clip in an atomic fluorescence spectrophotometer according to the present invention.

Reference numerals: 1. a device body; 2. a frame; 3. x, y, z axis displacement mechanisms; 4. a test tube rack; 5. a support pillar; 6. placing the first plate; 7. placing a second plate; 8. placing a through groove; 9. a clamping piece; 10. a through hole; 11. a connecting ring; 12. an arc-shaped through groove; 13. a limiting column; 14. a spring; 15. connecting blocks; 16. a circular arc connecting rod; 17. a second connecting shaft; 18. a first connecting shaft; 19. arc-shaped holding strips; 20. a second through groove; 21. and a first through groove.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 6, an atomic fluorescence spectrophotometer includes a device body 1 and a frame 2, the frame 2 is connected with one side of the device body 1, the frame 2 is provided with a test tube rack 4 and an x, y, z axis displacement mechanism 3 positioned right above the test tube rack 4, the test tube rack 4 includes a plurality of support columns 5, the plurality of support columns 5 are provided with a placing plate I6 and a placing plate II 7, the placing plate I6 and the placing plate II 7 are both provided with a plurality of placing through grooves 8, the placing plate I6 and the placing plate II 7 are both provided with a plurality of clamping structures positioned right above the placing through grooves 8, the clamping structures include a plurality of clamping sheets 9 and connecting rings 11, the connecting rings 11 are arranged on the outer rings of the plurality of clamping sheets 9, the plurality of clamping sheets 9 form a ring shape when in a closed state, through holes 10 are formed among the plurality of clamping sheets 9, the aperture of the through holes 10 is smaller than the outer diameter, a first connecting shaft 18 fixedly connected with the first placing plate 6 or the second placing plate 7 is rotatably connected in the first through groove 21, a second through groove 20 is arranged at the other end of each clamping sheet 9, a second connecting shaft 17 is rotatably connected in the second through groove 20, the second connecting shaft 17 is connected with a circular arc connecting rod 16 with one end hinged with the connecting ring 11, the connecting ring 11 is provided with a plurality of arc through grooves 12, limit posts 13 fixedly connected with the first placing plate 6 or the second placing plate 7 are slidably connected in the arc through grooves 12, springs 14 connected with the limit posts 13 are arranged in the arc through grooves 12, the springs 14 are in natural length when the clamping sheets 9 are in a closed state, the connecting rings 11 are in a completely opened state when the limiting posts 13 completely compress the springs 14, connecting blocks 15 are arranged on the inner ring of the connecting ring 11, the connecting blocks 15 are hinged with one ends of the circular arc, the radius of the minor arc is equal to the distance from the arc connecting rod 16 to the first connecting shaft 18, and the radius of a ring formed by the plurality of clamping sheets 9 in a closed state is larger than that of the through groove 8.

When people need to start the atomic fluorescence photometer for detection, people can rotate the connecting ring 11 in the clamping structure, the connecting ring 11 drives the arc connecting rod 16 through the connecting block 15 to pull the clamping sheet 9, so that the clamping sheet 9 rotates clockwise around the first connecting shaft 18 as a center, meanwhile, as the arc connecting rod 16 is a minor arc, and the radius of the minor arc is equal to the distance from the arc connecting rod 16 to the first connecting shaft 18, the arc connecting rod 16 rotates around the second connecting shaft 17 as a center, and as two ends of the arc connecting rod 16 are respectively hinged with the connecting block 15 and the clamping sheet 9, when the connecting ring 11 drives the clamping sheet 9 through the arc connecting rod 16 to rotate, the arc connecting rod 16 cannot be jammed, and after the clamping sheets 9 all rotate clockwise around the first connecting shafts 18 at one ends of the clamping sheets, the opening area of the through hole 10 is increased, people can adjust the size of the opening area of the through hole 10 according to the self demand, the maximum opening area of the through hole 10 is larger than the opening area of the through groove 8, when the connecting ring 11 rotates, the connecting ring 11 is limited by the limiting column 13 in the arc-shaped through groove 12, and the spring 14 is compressed when rotating, so that the spring 14 accumulates a large amount of elastic potential energy, when people put the test tube into the through hole 10, people reversely rotate the connecting ring 11, the connecting ring 11 drives the clamping sheet 9 to rotate anticlockwise around the connecting shaft 18 through the arc connecting rod 16, so that the clamping sheet 9 plays a clamping effect on the peripheral wall of the test tube towards the side of the through groove 21, and the spring 14 releases the elastic potential energy after the connecting ring 11 rotates, because the clamping sheets 9 are in a completely closed state, the spring 14 is in a natural state, and the thickness of the test tube is larger than the opening of the through hole 10, consequently spring 14 still is in compression state when the centre gripping effect is played to the test tube to holding piece 9, thereby make spring 14 have a thrust to go-between 11 all the time, and this thrust, go-between 11 transmits for holding piece 9 through circular arc connecting rod 16, make holding piece 9 have the power of a centre gripping to the test tube, thereby make the test tube can obtain the centre gripping of placing board one 6 and placing two 7 last clamping structure of board, avoid it the condition that rocks appearing placing the in-process, avoid influencing the needle tubing sample, can guarantee that this atomic fluorescence photometer can carry out the accuracy measurement.

The equal symmetry is provided with arc holding strip 19 from top to bottom in one side that holding piece 9 is used for constituting through-hole 10, and the arc length of arc holding strip 19 equals that holding piece 9 is used for constituting the arc length that leads to groove 21 side, and the circular arc angle of arc holding strip 19 equals that holding piece 9 is used for constituting the circular arc angle that leads to groove 21 side, and holding piece 9 is used for constituting leading to groove 21 side lateral wall and arc holding strip 19 towards leading to groove 21 side lateral wall and flushes, and arc holding strip 19 adopts rubber material.

Through setting up arc holding strip 19, thereby make when the lateral wall of holding piece 9 to the test tube carries out the centre gripping, can increase area of contact between the two through arc holding strip 19, thereby make to have great frictional force between the two, thereby make the difficult condition that takes place to drop of test tube, and because arc holding strip 19 adopts the rubber material, because the rubber material possesses great coefficient of friction, thereby make to have great frictional force between arc holding strip 19 and the test tube lateral wall, thereby make the difficult condition that takes place to drop of test tube.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. An atomic fluorescence photometer comprising a device body (1) and a frame (2), characterized in that: frame (2) are connected with device body (1) one side, be equipped with test-tube rack (4) in frame (2) and be located x, y, z axle displacement mechanism (3) directly over test-tube rack (4), test-tube rack (4) include a plurality of support columns (5), and are a plurality of be equipped with on support column (5) place board (6) and place board two (7), place board (6) and place and all seted up a plurality of logical groove (8) of placing on board two (7), place board (6) and place and all be equipped with a plurality of clamping structure that are located and place logical groove (8) directly over on board two (7).

2. An atomic fluorescence spectrophotometer according to claim 1, wherein: the clamping structure comprises a plurality of clamping pieces (9) and a connecting ring (11), the connecting ring (11) is arranged on the outer ring of the clamping pieces (9), the clamping pieces (9) form a ring shape when in a closed state, a plurality of through holes (10) are formed in the middles of the clamping pieces (9), the aperture of each through hole (10) is smaller than the outer diameter of a test tube, one end of each clamping piece (9) is provided with a first through groove (21), the first through groove (21) is rotatably connected with a first connecting shaft (18) fixedly connected with a first placing plate (6) or a second placing plate (7), the other end of each clamping piece (9) is provided with a second through groove (20), the second through groove (20) is rotatably connected with a second connecting shaft (17), the second connecting shaft (17) is connected with an arc connecting rod (16) with one end hinged with the connecting ring (11), and the connecting ring, the clamping piece is characterized in that a limiting column (13) fixedly connected with a placing plate I (6) or a placing plate II (7) is slidably connected in the arc-shaped through groove (12), a spring (14) connected with the limiting column (13) is arranged in the arc-shaped through groove (12), and the spring (14) is in a natural length when the clamping piece (9) is in a closed state.

3. An atomic fluorescence spectrophotometer according to claim 2, wherein: when the connecting ring (11) rotates to the limit column (13) to completely compress the spring (14), the plurality of clamping sheets (9) are in a completely opened state.

4. An atomic fluorescence spectrophotometer according to claim 3, wherein: the annular radius formed by the clamping sheets (9) in the closed state is larger than that of the through groove (8).

5. The atomic fluorescence spectrophotometer of claim 4, wherein: the arc connecting rod (16) is a minor arc, and the radius of the minor arc is equal to the distance from the arc connecting rod (16) to the first connecting shaft (18).

6. An atomic fluorescence spectrophotometer according to claim 5, wherein: and a connecting block (15) is arranged on the inner ring of the connecting ring (11), and the connecting block (15) is hinged with one end, far away from the second connecting shaft (17), of the arc connecting rod (16).

7. An atomic fluorescence spectrophotometer according to claim 2, wherein: the arc holding strip (19) is symmetrically arranged on one side of the through hole (10) of the holding piece (9) from top to bottom, the arc length of the arc holding strip (19) is equal to the arc length of the holding piece (9) for forming one side of the through hole (10), the arc angle of the arc holding strip (19) is equal to the arc angle of the holding piece (9) for forming one side of the through hole (10), and the holding piece (9) is used for forming one side wall of the through hole (10) and flushing towards one side wall of the through hole (10) with the arc holding strip (19).

8. The atomic fluorescence spectrophotometer of claim 7, wherein: the arc-shaped holding strip (19) is made of rubber.