CN215812417U

CN215812417U - Portable Raman spectrum detection device for detecting pesticide residues

Info

Publication number: CN215812417U
Application number: CN202122354193.9U
Authority: CN
Inventors: 张茂峰; 朱正东; 陈子海
Original assignee: Anhui Shenghaitang Chinese Herbal Medicine Co ltd; Hefei University of Technology
Current assignee: Anhui Shenghaitang Chinese Herbal Medicine Co ltd; Hefei University of Technology
Priority date: 2021-09-27
Filing date: 2021-09-27
Publication date: 2022-02-11
Anticipated expiration: 2031-09-27

Abstract

The utility model discloses a portable Raman spectrum detection device for detecting pesticide residues, which comprises a Raman spectrum detector, a lower shell and a cover body hinged to the top of the lower shell, wherein the cover body is hinged to the top of the lower shell; a vertical partition plate is arranged in the lower shell to divide the inner part of the lower shell into an isolation bin and a detection bin, transverse baffle plates are covered on the tops of the isolation bin and the detection bin, the Raman spectrum detector is arranged in the isolation bin, a vertical telescopic rod is arranged in the detection bin, a horizontal telescopic rod is arranged at the top end of the vertical telescopic rod, and a Raman probe is arranged at one end, away from the vertical telescopic rod, of the horizontal telescopic rod; one end of the lower shell, which corresponds to the detection bin, is hinged with a side baffle; the bottom of the cover body is provided with an operation screen. The portable Raman spectrum detection device for detecting pesticide residues with the structure is simple in overall structure and convenient to carry, and convenience of Raman spectrum detection is greatly improved.

Description

Portable Raman spectrum detection device for detecting pesticide residues

Technical Field

The utility model relates to the technical field of spectrum detection, in particular to a portable Raman spectrum detection device for detecting pesticide residues.

Background

The Raman spectroscopy detection technology is based on Raman scattering effect found by indian scientist c.v. Raman (Raman), and has been widely applied to various fields since its own development, and is used for studying the determination and determination of material components, such as the detection of pesticide residues for environmental safety and food safety, the detection of heavy metals in living bodies, and the like. Along with the popularization of the technology, the field of Raman application is increasingly wide, and staff can face various problems needing field detection, the large-scale spectrum detector used in a laboratory becomes inconvenient, and the Raman spectrometer can be used with a computer inevitably in the using process, so that the space of the computer is required to be designed, and if the instrument is huge, the Raman spectrum detector which is reasonable in structure, light in volume and convenient to carry needs to be designed, and the Raman spectrum detector is applied to field detection.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a Raman spectrum detection device which is simple in structure and convenient to carry.

In order to achieve the purpose, the utility model provides a portable Raman spectrum detection device for detecting pesticide residues, which comprises a Raman spectrum detector, a lower shell and a cover body hinged to the top of the lower shell, wherein the lower shell and the cover body are mutually clamped and fixed through a clamping mechanism; a vertical partition plate is arranged in the lower shell to divide the inner part of the lower shell into an isolation bin and a detection bin, transverse baffle plates are covered on the tops of the isolation bin and the detection bin, the Raman spectrum detector is arranged in the isolation bin, a vertical telescopic rod is arranged in the detection bin, a horizontal telescopic rod is arranged at the top end of the vertical telescopic rod, a Raman probe is arranged at one end, away from the vertical telescopic rod, of the horizontal telescopic rod, and the Raman probe is connected with the Raman spectrum detector; one end of the lower shell, which corresponds to the detection bin, is hinged with a side baffle; the bottom of the cover body is provided with an operation screen, and the operation screen is connected with the Raman spectrum detector.

Preferably, the transverse baffle is hinged to the inner side of the lower shell and is close to the top, and a baffle edge is arranged at the position, right opposite to the bottom of the transverse baffle, of the inner side of the lower shell.

Preferably, the clamping mechanism including set up in the L shape joint board of lid lateral part, L shape joint board top has inlayed the joint grillage, joint grillage top is provided with the picture peg, the picture peg with it has to press from both sides between the joint grillage L shape joint board, the inboard sliding connection of joint grillage has a pair of limiting plate, the limiting plate lateral part is provided with spacing arch, joint grillage inboard corresponds spacing bellied position is provided with spacing recess, the limiting plate bottom is provided with the fixed plate, the fixed plate articulate in the lateral part of casing down, joint grillage inboard still is provided with spring coupling board, spring coupling board with be provided with into tensile state's first spring between the fixed plate.

Preferably, the side baffle is provided with a hole plate on the side, the hole plate is provided with a jack, the lower shell is provided with an insert rod at a position corresponding to the jack, one end of the insert rod far away from the jack is provided with a pulling plate, and a second spring in a stretching state is arranged between the pulling plate and the lower shell.

Therefore, the portable Raman spectrum detection device for detecting pesticide residues with the structure is simple in overall structure and convenient to carry, and the convenience of Raman spectrum detection is greatly improved.

The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.

Drawings

FIG. 1 is a schematic structural diagram of a portable Raman spectrum detection device for detecting pesticide residues according to the present invention;

FIG. 2 is an enlarged schematic view at A in FIG. 1;

FIG. 3 is an enlarged schematic view at B of FIG. 1;

FIG. 4 is a schematic diagram of a clamping mechanism of the portable Raman spectrum detection device for detecting pesticide residues according to the present invention;

fig. 5 is a schematic structural view of the vertical and horizontal telescopic rods of the present invention.

Reference numerals

1. A lower housing; 2. a cover body; 3. a vertical partition plate; 4. an isolation bin; 5. a detection bin; 6. a transverse baffle plate; 7. a Raman spectrum detector; 8. a vertical telescopic rod; 9. a horizontal telescopic rod; 10. a Raman probe; 11. a side dam; 12. an operation screen; 13. a baffle edge; 14. an L-shaped clamping plate; 15. clamping a plate frame; 16. inserting plates; 17. a limiting plate; 18. a limiting bulge; 19. a limiting groove; 20. a fixing plate; 21. a spring connecting plate; 22. a first spring; 23. an orifice plate; 24. inserting a rod; 25. pulling a plate; 26. a second spring.

Detailed Description

The technical solution of the present invention is further illustrated by the accompanying drawings and examples.

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the present application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

Examples

As shown in the figures, the portable raman spectrum detection device for detecting pesticide residues comprises a raman spectrum detector 7, a lower shell 1 and a cover body 2 hinged to the top of the lower shell 1, wherein the lower shell 1 and the cover body 2 are clamped and fixed with each other through a clamping mechanism; a vertical partition plate 3 is arranged in the lower shell 1 to divide the interior of the lower shell 1 into an isolation bin 4 and a detection bin 5, a transverse baffle plate 6 is covered on the tops of the isolation bin 4 and the detection bin 5 to ensure that the isolation bin 4 and the detection bin 5 are still in a closed state when the cover body 2 is opened, so that environmental pollution is avoided, the Raman spectrum detector 7 is arranged in the isolation bin 4, a vertical telescopic rod 8 is arranged in the detection bin 5, a horizontal telescopic rod 9 is arranged at the top end of the vertical telescopic rod 8, a Raman probe 10 is arranged at one end, far away from the vertical telescopic rod 8, of the horizontal telescopic rod 9, and the Raman probe 10 is connected with the Raman spectrum detector 7; one end of the lower shell 1, corresponding to the detection bin 5, is hinged with a side baffle 11; an operation screen 12 is arranged at the bottom of the cover body 2, and the operation screen 12 is connected with the Raman spectrum detector 7.

This detection device is under carrying the state, lid 2 lock in the top of casing 1 down, side shield 11 also shelves connect in the lateral part of casing 1 down, when arriving the scene, need detect agricultural product, then open clamping mechanism turns over and opens lid 2, then opens side shield 11, place agricultural product in detect the storehouse 5, then adjust vertical telescopic link 8 with horizontal telescopic link 9 makes raman probe 10 just to the place that agricultural product should detect, through the operation screen 12, control raman spectrum detector 7, raman spectrum detector 7 drive raman probe 10 shines agricultural product to accomplish the detection.

In this embodiment, in order to facilitate maintenance of the raman spectrum detector 7 and the raman probe 10, the transverse baffle 6 needs to be conveniently opened, so that the structure is provided, the transverse baffle 6 is hinged to the inner side of the lower shell 1 and is close to the top, a baffle edge 13 is arranged at the position, right opposite to the bottom of the transverse baffle 6, of the inner side of the lower shell 1, the transverse baffle 6 is lapped on the baffle edge 13, so that the detection bin 5 and the isolation bin 4 can be closed, and when the raman spectrum detector 7 needs to be maintained by exposing the isolation bin 4, the transverse baffle 6 can be directly opened.

In this embodiment, the clamping mechanism includes an L-shaped clamping plate 14 disposed at the side portion of the cover body 2, the top of the L-shaped clamping plate 14 is embedded with a clamping plate frame 15, the top of the clamping plate frame 15 is provided with an inserting plate 16, the L-shaped clamping plate 14 is clamped between the inserting plate 16 and the clamping plate frame 15, the inner side of the clamping plate frame 15 is slidably connected with a pair of limiting plates 17, the side portion of each limiting plate 17 is provided with a limiting protrusion 18, the inner side of the clamping plate frame 15 is provided with a limiting groove 19 corresponding to the position of the limiting protrusion 18, the bottom end of each limiting plate 17 is provided with a fixing plate 20, the fixing plate 20 is hinged at the side portion of the lower housing 1, the inner side of the clamping plate frame 15 is further provided with a spring connecting plate 21, a first spring 22 in a stretching state is disposed between the spring connecting plate 21 and the fixing plate 20, and in a static state, the first spring 22 downwardly pulls the clamping plate frame 15, the inserting plate 16 of the clamping plate frame 15 is inserted between the clamping plate frame 15 and the L-shaped clamping plate 14, and under the tension of the first spring 22, the clamping plate frame 15 is tightly buckled on the L-shaped clamping plate 14, so that the cover body 2 and the lower shell body 1 are clamped and fixed.

In this embodiment, in order to ensure that the side baffle 11 can be fastened to the side of the lower casing 1, a structure is provided, in which a pore plate 23 is further disposed on the side of the side baffle 11, an insertion hole is disposed on the side of the pore plate 23, an insertion rod 24 is disposed at a position of the lower casing 1 corresponding to the insertion hole, a pull plate 25 is disposed at one end of the insertion rod 24 away from the insertion hole, and a second spring 26 in a stretched state is disposed between the pull plate 25 and the lower casing 1.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that: modifications and equivalents may be made to the utility model without departing from the spirit and scope of the utility model.

Claims

1. A portable Raman spectrum detection device for detecting pesticide residues comprises a Raman spectrum detector and is characterized by further comprising a lower shell and a cover body hinged to the top of the lower shell, wherein the lower shell and the cover body are mutually clamped and fixed through a clamping mechanism; a vertical partition plate is arranged in the lower shell to divide the inner part of the lower shell into an isolation bin and a detection bin, transverse baffle plates are covered on the tops of the isolation bin and the detection bin, the Raman spectrum detector is arranged in the isolation bin, a vertical telescopic rod is arranged in the detection bin, a horizontal telescopic rod is arranged at the top end of the vertical telescopic rod, a Raman probe is arranged at one end, away from the vertical telescopic rod, of the horizontal telescopic rod, and the Raman probe is connected with the Raman spectrum detector; one end of the lower shell, which corresponds to the detection bin, is hinged with a side baffle; the bottom of the cover body is provided with an operation screen, and the operation screen is connected with the Raman spectrum detector.

2. The portable Raman spectrum detection device for detecting pesticide residue of claim 1, wherein the transverse baffle is hinged to the inner side of the lower shell at a position close to the top, and a baffle edge is arranged at a position, facing the bottom, of the transverse baffle, on the inner side of the lower shell.

3. The portable Raman spectrum detection device for detecting pesticide residue according to claim 1, it is characterized in that the clamping mechanism comprises an L-shaped clamping plate arranged at the side part of the cover body, the top part of the L-shaped clamping plate is embedded with a clamping plate frame, the top of the clamping plate frame is provided with an inserting plate, the L-shaped clamping plate is clamped between the inserting plate and the clamping plate frame, the inner side of the clamping plate frame is connected with a pair of limiting plates in a sliding way, the side parts of the limiting plates are provided with limiting bulges, the inner side of the clamping plate frame is provided with a limiting groove corresponding to the limiting bulge, the bottom end of the limiting plate is provided with a fixing plate, the fixing plate is hinged to the side portion of the lower shell, a spring connecting plate is further arranged on the inner side of the clamping plate frame, and a first spring in a stretching state is arranged between the spring connecting plate and the fixing plate.

4. The portable Raman spectrum detection device for detecting pesticide residues as recited in claim 1, wherein a hole plate is further disposed on a side of the side baffle, a jack is disposed on a side of the hole plate, an insertion rod is disposed on the lower housing at a position corresponding to the jack, a pulling plate is disposed on an end of the insertion rod away from the jack, and a second spring is disposed between the pulling plate and the lower housing in a stretched state.