Protection mechanism of fluorescence spectrometer

Abstract

The utility model relates to the technical field of fluorescence spectrometers, and discloses a protection mechanism of a fluorescence spectrophotometer, which comprises a fluorescence spectrophotometer body and a pre-placing box, the upper part of the fluorescence spectrophotometer body is provided with a detection bin, the bottom wall of the detection bin is provided with a detection probe, one side of the detection bin is rotatably provided with a cover plate, and the pre-placing box is fixed on the inner side of the cover plate. A through opening is formed in one side of the pre-placing box, after the cover plate covers the pre-placing box, the through opening can be aligned with the detection probe, a pre-placing plate is movably arranged in the pre-placing box, a first spring rod is arranged between the pre-placing plate and the bottom wall of the pre-placing box, clamping plates are arranged on the two sides of the pre-placing plate, an extrusion pushing mechanism is arranged on the pre-placing box, and after the cover plate covers the pre-placing box, the pre-placing plate is fixed on the pre-placing box. And the two clamping plates can be close to each other to clamp the sample under the action of the extrusion propulsion mechanism. According to the utility model, a sample is not directly placed on the detection probe when being placed, so that the protection effect on the detection probe is achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of fluorescence spectrometers, and in particular relates to a protection mechanism for a fluorescence spectrometer. Background Art

[0002] X-ray fluorescence spectrometer is a fast, non-destructive material measurement method. X-ray fluorescence uses secondary X-rays stimulated by high-energy X-rays or gamma rays bombarding materials for analysis and chemical analysis. When in use, the metal sample is placed on the probe of the instrument for detection.

[0003] Current fluorescence spectrometers place samples directly on the probe during use, and the position needs to be moved and adjusted after placement. Long-term use will scratch the probe, resulting in inaccurate test data. Existing spectrometers do not have a protective structure for the probe.

[0004] In view of this, the present utility model is proposed. Utility Model Content

[0005] In order to solve the above technical problems, the basic concept of the technical solution adopted by the utility model is:

[0006] A protection mechanism for a fluorescence spectrometer comprises a fluorescence spectrometer body and a pre-release box. The upper part of the fluorescence spectrometer body is provided with a detection chamber, the bottom wall of the detection chamber is provided with a detection probe, a cover plate is rotatably provided on one side of the detection chamber, the pre-release box is fixed on the inner side of the cover plate, a through opening is opened on one side of the pre-release box, and after the cover plate is closed, the through opening can be aligned with the detection probe, a pre-release plate is movably provided in the pre-release box, a first spring rod is provided between the pre-release plate and the bottom wall of the pre-release box, clamping plates are provided on both sides of the pre-release plate, an extrusion and propulsion mechanism is provided on the pre-release box, and after the cover plate is closed, the two clamping plates can be moved closer to each other and clamp the sample under the action of the extrusion and propulsion mechanism.

[0007] As a preferred embodiment of the utility model, notch grooves are provided on both sides of the pre-release plate, and the clamping plate can move in the notch grooves.

[0008] As a preferred embodiment of the utility model, the extrusion propulsion mechanism includes two second spring rods, and the two second spring rods are respectively slidably inserted on both sides of the pre-release box, one end of the two second spring rods is respectively fixed to one side of the two clamping plates, both sides of the pre-release box are rotatably provided with flaps, and the second spring rods can be squeezed when the flaps rotate, and fixing pins are fixed on both sides of the detection probe in the detection chamber, and after the cover plate is closed, the two fixing pins can respectively squeeze the two flaps to rotate, and an extrusion lifting assembly is provided between the flap and the pre-release plate, and the extrusion lifting assembly is used to drive the pre-release plate to move downward when the two clamping plates are clamped.

[0009] As a preferred embodiment of the utility model, the extrusion lifting assembly includes two top columns, and the two top columns are respectively slidably inserted on both sides of the pre-release box, and triangular blocks are fixed on both sides of the bottom of the pre-release plate. One end of the two top columns is respectively pressed against one side of the inclined surface of the triangular block, and the two top columns can be squeezed to slide when the flap rotates.

[0010] As a preferred embodiment of the utility model, a fixed limiting ring is sleeved on the top column, and a roller is installed at one end of the top column, and the two rollers are respectively pressed against one side of the inclined surface of the two triangular blocks.

[0011] As a preferred embodiment of the utility model, a plurality of connecting frames are fixed on one side of the triangular block, and the other ends of the connecting frames are fixed to the bottom of the pre-placement plate.

[0012] As a preferred embodiment of the utility model, a strip groove is formed at the lower end of the clamping plate, and the triangular block can move in the strip groove.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] The utility model, through the pre-release box and the pre-release plate movably arranged in the prevention box, cooperate with the clamping plates on both sides and the through-hole opened on one side of the pre-release box, so that when in use, we can open the cover plate, and then place the sample in the prevention box and on the upper part of the pre-release plate, and then close the cover plate, so that the two flaps contact and squeeze the fixing pins, the two flaps rotate, and the flaps squeeze the top column again, so that the roller at the other end of the top column squeezes the triangular block, thereby driving the pre-release plate and the sample to move downward, and at the same time the flap also squeezes the second spring rod, so that the two clamping plates are close to each other to clamp the sample, the above two movements cooperate so that when the sample is clamped, the sample moves to the through-hole with the pre-release plate, at this time the cover plate is completely closed, the sample is clamped and faces the detection probe, the device, so that the sample is not directly placed on the detection probe when placed, plays a protective effect on the detection probe.

[0015] The specific implementation of the utility model is further described in detail below with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In the attached picture:

[0017] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0018] Figure 2 This is a schematic diagram of the three-dimensional structure of the pre-release box of the utility model;

[0019] Figure 3 It is a partial three-dimensional structural schematic diagram of the utility model;

[0020] Figure 4It is a schematic diagram of the three-dimensional structure of the splint of the utility model.

[0021] In the figure: 1. fluorescence spectrometer body; 2. detection chamber; 3. detection probe; 4. fixing pin; 5. cover plate; 6. pre-release box; 7. flap; 8. first spring rod; 9. triangular block; 10. top column; 11. second spring rod; 12. pre-release plate; 13. through port; 14. clamping plate; 15. strip groove; 16. limit ring; 17. roller; 18. connecting frame; 19. notch groove. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. The following embodiments are used to illustrate the utility model.

[0023] like Figures 1 to 4 As shown, a protection mechanism of a fluorescence spectrometer comprises a fluorescence spectrometer body 1 and a pre-release box 6. The upper part of the fluorescence spectrometer body 1 is provided with a detection chamber 2, the bottom wall of the detection chamber 2 is provided with a detection probe 3, a cover plate 5 is rotatably provided on one side of the detection chamber 2, the pre-release box 6 is fixed on the inner side of the cover plate 5, a through opening 13 is opened on one side of the pre-release box 6, after the cover plate 5 is closed, the through opening 13 can be aligned with the detection probe 3, a pre-release plate 12 is movably provided in the pre-release box 6, a first spring rod 8 is provided between the pre-release plate 12 and the bottom wall of the pre-release box 6, clamps 14 are provided on both sides of the pre-release plate 12, and an extrusion and propulsion mechanism is provided on the pre-release box 6. After the cover plate 5 is closed, the two clamps 14 can be moved close to each other by the extrusion and propulsion mechanism to clamp the sample.

[0024] Both sides of the pre-release plate 12 are provided with notch grooves 19 , and the clamping plate 14 can move in the notch grooves 19 .

[0025] The extrusion pushing mechanism includes two second spring rods 11, and the two second spring rods 11 are respectively slidably inserted on both sides of the pre-release box 6, one end of the two second spring rods 11 is respectively fixed on one side of the two clamping plates 14, and both sides of the pre-release box 6 are rotatably provided with flaps 7, and the second spring rods 11 can be squeezed when the flaps 7 rotate. Fixed pins 4 are fixed on both sides of the detection probe 3 in the detection chamber 2. After the cover plate 5 is closed, the two fixing pins 4 can respectively squeeze the two flaps 7 to rotate, and an extrusion lifting assembly is provided between the flap 7 and the pre-release plate 12. The extrusion lifting assembly is used to drive the pre-release plate 12 to move downward when the two clamping plates 14 are clamped.

[0026] The extrusion lifting assembly includes two top columns 10, and the two top columns 10 are respectively slidably inserted on both sides of the pre-release box 6. Triangular blocks 9 are fixed on both sides of the bottom of the pre-release plate 12. One end of the two top columns 10 is respectively pressed against one side of the inclined surface of the triangular block 9. When the flap 7 rotates, the two top columns 10 can be squeezed to slide.

[0027] A fixed limiting ring 16 is sleeved on the top column 10, and a roller 17 is installed at one end of the top column 10. The two rollers 17 are respectively pressed against one side of the inclined surface of the two triangular blocks 9. When the flap 7 rotates, the top column 10 can be squeezed, so that the roller 17 at the other end of the top column 10 squeezes the triangular block 9, driving the pre-release plate 12 and the sample to move down to the through opening 13.

[0028] A plurality of connecting frames 18 are fixed to one side of the triangular block 9 , and the other ends of the connecting frames 18 are fixed to the bottom of the pre-placement plate 12 .

[0029] A strip groove 15 is formed at the lower end of the clamping plate 14 , and the triangular block 9 can move in the strip groove 15 .

[0030] The implementation principle of the protection mechanism of a fluorescence spectrometer of the present embodiment is as follows: when in use, the cover 5 is opened, and then the sample is placed in the prevention box 6 and carried on the upper part of the pre-release plate 12, and then the cover 5 is closed, so that the two flaps 7 contact and squeeze the fixing pin 4, and the two flaps 7 rotate, squeezing the top column 10 during rotation, so that the roller 17 at the other end of the top column 10 squeezes the triangular block 9, driving the pre-release plate 12 and the sample to move downward, and at the same time, the flap 7 also squeezes the second spring rod 11, so that the two clamps 14 are close to each other to clamp the sample, so that when the sample is clamped, the sample has moved to the through port 13 with the pre-release plate 12, and the cover 5 is completely closed at this time, the sample is clamped and facing the detection probe 3, and the detection can be carried out. After the detection is completed, the cover 5 is opened, the two clamps 14 are unfolded to each other, and at the same time, the pre-release plate 12 is automatically lifted under the action of the first spring rod 8 for easy removal.

Claims

1. A protection mechanism for a fluorescence spectrometer, comprising a fluorescence spectrometer body (1) and a pre-release box (6), characterized in that: The fluorescence spectrometer body (1) has a detection chamber (2) on the upper part, a detection probe (3) is provided on the bottom wall of the detection chamber (2), a cover plate (5) is rotatably provided on one side of the detection chamber (2), the pre-release box (6) is fixed on the inner side of the cover plate (5), a through opening (13) is opened on one side of the pre-release box (6), and after the cover plate (5) is closed, the through opening (13) can be aligned with the detection probe (3), a pre-release plate (12) is movably provided in the pre-release box (6), a first spring rod (8) is provided between the pre-release plate (12) and the bottom wall of the pre-release box (6), clamping plates (14) are provided on both sides of the pre-release plate (12), and an extrusion and propulsion mechanism is provided on the pre-release box (6), and after the cover plate (5) is closed, the two clamping plates (14) can be moved closer to each other to clamp the sample under the action of the extrusion and propulsion mechanism.

2. A protection mechanism for a fluorescence spectrometer according to claim 1, characterized in that: The pre-release plate (12) has notch grooves (19) on both sides, and the clamping plate (14) is movable in the notch grooves (19).

3. The protection mechanism of a fluorescence spectrometer according to claim 1, characterized in that: The squeezing and pushing mechanism comprises two second spring rods (11), and the two second spring rods (11) are respectively slidably inserted on both sides of the pre-release box (6), and one end of the two second spring rods (11) is respectively fixed to one side of two clamping plates (14). Both sides of the pre-release box (6) are rotatably provided with flaps (7), and the flaps (7) can squeeze the second spring rods (11) when they rotate. Fixed pins (4) are fixed on both sides of the detection probe (3) in the detection chamber (2), and after the cover plate (5) is closed, the two fixed pins (4) can respectively squeeze the two flaps (7) to rotate. A squeezing and lifting assembly is provided between the flap (7) and the pre-release plate (12), and the squeezing and lifting assembly is used to drive the pre-release plate (12) to move downward when the two clamping plates (14) are clamped.

4. The protection mechanism of a fluorescence spectrometer according to claim 3, characterized in that: The squeezing and lifting assembly comprises two top columns (10), and the two top columns (10) are respectively slidably inserted on both sides of the pre-release box (6), and triangular blocks (9) are fixed on both sides of the bottom of the pre-release plate (12), and one end of the two top columns (10) is respectively pressed against one side of the inclined surface of the triangular block (9), and the two top columns (10) can be squeezed to slide when the flap (7) rotates.

5. The protection mechanism of a fluorescence spectrometer according to claim 4, characterized in that: The top columns (10) are sleeved with fixed limit rings (16), and one end of the top columns (10) is equipped with rollers (17), and the two rollers (17) are respectively pressed against one side of the inclined surface of the two triangular blocks (9).

6. The protection mechanism of a fluorescence spectrometer according to claim 4, characterized in that: A plurality of connecting frames (18) are fixed to one side of the triangular block (9), and the other ends of the connecting frames (18) are fixed to the bottom of the pre-placement plate (12).

7. The protection mechanism of a fluorescence spectrometer according to claim 4, characterized in that: The lower end of the clamping plate (14) is provided with a strip groove (15), and the triangular block (9) can move in the strip groove (15).

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