CN216696072U

CN216696072U - Handheld Raman detector

Info

Publication number: CN216696072U
Application number: CN202220037473.9U
Authority: CN
Inventors: 司明超; 滕丕霞
Original assignee: Jinan Oubai Scientific Instrument Co ltd
Current assignee: Jinan Oubai Scientific Instrument Co ltd
Priority date: 2022-01-08
Filing date: 2022-01-08
Publication date: 2022-06-07
Anticipated expiration: 2032-01-08

Abstract

The utility model discloses a handheld Raman detector, and belongs to the technical field of Raman detectors. The structure comprises a machine body, a probe is arranged at the upper end of the machine body, a connecting shaft positioned on the left side of the probe is fixedly arranged at the upper end of the machine body, the upper end of the connecting shaft is rotatably connected with the left side of the lower end of a rotating plate, a protection cavity with a forward opening and corresponding to the probe is formed in the rotating plate, the probe is positioned in the protection cavity, a pressing plate is movably arranged above the protection cavity up and down, a sponge layer is arranged at the lower end of the pressing plate and is in contact with the upper end of the probe, an inserting rod is fixedly arranged on the left side of the lower end of the pressing plate, a through hole in sliding fit with the inserting rod is formed in the rotating plate, and the lower end of the inserting rod penetrates through the through hole and is inserted into a first inserting hole positioned at the upper end of the machine body.

Description

Handheld Raman detector

Technical Field

The utility model relates to the technical field of Raman detectors, in particular to a handheld Raman detector.

Background

The Raman detector is mainly suitable for optical aspects such as physical and chemical laboratories, biological and medical fields and the like of scientific research institutions and colleges and universities, 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.

Current hand-held type raman detector comprises organism and the probe of organism upper end, when using, is close to the probe and studies the material and can detect, but when not using, because the staff misoperation when taking probably leads to the detector to drop, leads to the probe damage, influences the detection, when depositing for a long time, the dust is piled up easily to the window piece of probe terminal surface, influences measurement accuracy.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a handheld Raman detector to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a handheld Raman detector, includes the organism, and the organism upper end is provided with the probe, the fixed connecting axle that is located probe one side that is provided with in organism upper end, the connecting axle upper end is rotated with commentaries on classics board lower extreme one side and is connected, the protection chamber with probe matched with is seted up to one side of commentaries on classics board, the activity is provided with the clamp plate from top to bottom in protection chamber top, the clamp plate lower extreme is provided with the sponge layer, sponge layer and the contact of probe upper end, the fixed inserted bar that is provided with in clamp plate lower extreme one side, the commentaries on classics is last to set up with inserted bar sliding fit's through-hole, the inserted bar lower extreme passes the through-hole and inserts and establishes in the first jack that is located the organism upper end.

As a further scheme of the utility model: the upper end symmetry of commentaries on classics board is provided with the guide post that is located the protection chamber left and right sides, the guide post run through the clamp plate and with clamp plate sliding connection, the guide post upper end is provided with the baffle, spring coupling is passed through with the clamp plate upper end to the baffle lower extreme, spring suit is in guide post week side.

As a still further scheme of the utility model: the upper end of the machine body is provided with a second jack corresponding to the inserted link, the circle center of the connecting shaft is perpendicular to the line connecting the circle centers of the first jack and the second jack, and the second jack is positioned at the rear side of the connecting shaft.

As a still further scheme of the utility model: the upper end of the machine body is provided with a first positioning block and a second positioning block which correspond to the first jack and the second jack and are used for enabling the inserted bar to be accurately inserted into the first jack and the second inserted bar.

As a still further scheme of the utility model: the upper end of the pressing plate is provided with a handle.

As a still further scheme of the utility model: the inner wall of the protection cavity is provided with a rubber layer, and the inner wall of the rubber layer is in contact with the outer wall of the probe.

As a still further scheme of the utility model: magnets are arranged at the positions of the first positioning block, the second positioning block and the rotating plate, which are contacted with the first positioning block and the second positioning block

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

1. the rotating plate is arranged and provided with the protection cavity, and when the probe is not used, the rotating plate is rotated to enable the probe to be positioned in the protection cavity, so that the probe is protected to a certain extent;

2. the spring presses the pressing plate through the matching of the spring, the pressing plate and the sponge layer, so that the sponge layer is contacted with the upper end of the probe, and the protection of the end face window of the probe is completed;

3. the fixing of the rotating plate is facilitated by arranging the first jack, the second jack and the inserting rod;

4. by arranging the first positioning block, the second positioning block and the magnet, the insertion rod can be conveniently and accurately inserted into the first insertion hole or the second insertion hole;

in conclusion, the utility model has simple structure, can realize the protection of the probe, is convenient to operate and does not influence the use of the probe.

Drawings

FIG. 1 is a block diagram of a hand-held Raman detector;

FIG. 2 is a diagram of a rotating plate structure of the hand-held Raman detector;

FIG. 3 is a top view of a rotating plate of the hand-held Raman detector;

FIG. 4 is a top view of a platen of the hand-held Raman detector;

FIG. 5 is a top view of a platen of the hand-held Raman detector.

In the figure: 1. a body; 2. a connecting shaft; 3. rotating the plate; 4. a first jack; 5. a rod is inserted; 6. a through hole; 7. pressing a plate; 8. a guide post; 9. a spring; 10. a baffle plate; 11. a handle; 12. a sponge layer; 13. a probe; 14. a protection cavity; 15. a rubber layer; 16. a second jack; 17. a first positioning block; 18. and a second positioning block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-4, the present embodiment provides a handheld raman detector, including a machine body 1, a probe 13 is disposed at an upper end of the machine body 1, a connecting shaft 2 located at a left side of the probe 13 is fixedly disposed at the upper end of the machine body 1, an upper end of the connecting shaft 2 is rotatably connected with a left side of a lower end of a rotating plate 3, a protection cavity 14 having a forward opening and corresponding to the probe 13 is disposed on the rotating plate 3, the probe 13 is located in the protection cavity 14, a rubber layer 15 is disposed on an inner wall of the protection cavity 14, an inner wall of the rubber layer 15 is in contact with an outer wall of the probe 13, a pressing plate 7 is movably disposed above the protection cavity 14 up and down, a handle 11 is disposed at an upper end of the pressing plate 7, preferably, guide posts 8 located at left and right sides of the protection cavity 14 are symmetrically disposed at an upper end of the rotating plate 3, the guide posts 8 penetrate through the pressing plate 7 and are slidably connected with the pressing plate 7, a baffle 10 is disposed at an upper end of the guide posts 8, the utility model discloses a portable electronic device, including baffle 10, probe 13, clamping plate, rotating plate 3, rotating plate 5, spring 9, spring 12, rotating plate 5, rotating plate 6, through-hole 6 and insert and establish in first jack 4 that is located organism 1 upper end, spring 9 suit is in 8 week sides of guide post, 7 lower extremes of clamping plate are provided with sponge layer 12, sponge layer 12 and the upper end contact of

probe

13, 7 lower extremes of clamping plate left sides are fixed and are provided with inserted bar 5, rotating plate 3 is last to be seted up with inserted bar 5 sliding fit's through-

hole

6, 5 lower extremes of inserted bar pass through-hole 6 and insert and establish in the first jack 4 that is located organism 1 upper end.

Further, a second jack 16 corresponding to the inserting rod 5 is formed in the upper end of the machine body 1, the circle center of the connecting shaft 2 is perpendicular to a connecting line of the circle centers of the first jack 4 and the second jack 16, and the second jack 16 is located on the rear side of the connecting shaft 2.

Further, the upper end of the machine body 1 is provided with a first positioning block 17 and a second positioning block 18 corresponding to the first insertion hole 4 and the second insertion hole 16 and used for accurately inserting the insertion rod 5 into the first insertion hole 4 and the second insertion hole 16, the first positioning block 17, the second positioning block 18 and the position of the rotating plate 3 contacting with the first positioning block 17 and the second positioning block 18 are provided with magnets, the first positioning block 17 and the second positioning block 18 can be matched with the rotating plate 3 by referring to fig. 4 and 5, when the insertion rod 5 is located in the first insertion hole 4, the position of the rotating plate 3 is as shown in fig. 4, the front side end of the rotating plate 3 contacts with the second positioning block 18, when the insertion rod 5 is located in the second insertion hole 16, the position of the rotating plate 3 is as shown in fig. 5, and the rear side end of the rotating plate 3 contacts with the first positioning block 17.

When the detector is not used, as shown in fig. 1, 2, 3 and 4, the probe 13 is located in the protection cavity 14, the pressing plate 7 and the sponge layer 12 are pressed on the upper end of the probe 13 under the action of the spring 9, the insertion rod 5 is inserted into the first insertion hole 4, and the front side of the rotating plate 3 is in contact with the second positioning block 18; when needs use the detector, upwards pulling handle 11 makes inserted bar 5 leave first jack 4, anticlockwise rotation changes board 3, and after the side contacted with first locating block 17 behind board 3 changes, unclamp handle 11, inserted bar 5 inserts in second jack 16, changes board 3 and fixes, can detect.

It should be noted that the above embodiments are only specific and clear descriptions of technical solutions and technical features of the present application. However, to those skilled in the art, aspects or features that are part of the prior art or common general knowledge are not described in detail in the above embodiments.

In addition, the technical solutions of the present application are not limited to the above-described embodiments, and those skilled in the art should take the description as a whole, and the technical solutions in the embodiments may be appropriately combined, so that other embodiments that can be understood by those skilled in the art may be formed.

Claims

1. A hand-held Raman detector comprises a machine body (1), a probe (13) is arranged at the upper end of the machine body (1), it is characterized in that the upper end of the machine body (1) is fixedly provided with a connecting shaft (2) positioned at one side of the probe (13), the upper end of the connecting shaft (2) is rotationally connected with one side of the lower end of the rotating plate (3), one side of the rotating plate (3) is provided with a protection cavity (14) matched with the probe (13), a pressing plate (7) is movably arranged above the protection cavity (14) up and down, a sponge layer (12) is arranged at the lower end of the pressing plate (7), the sponge layer (12) is contacted with the upper end of the probe (13), one side of the lower end of the pressure plate (7) is fixedly provided with an inserted bar (5), the rotating plate (3) is provided with a through hole (6) which is in sliding fit with the inserted link (5), the lower end of the insertion rod (5) penetrates through the through hole (6) and is inserted into the first insertion hole (4) in the upper end of the machine body (1).

2. The hand-held Raman detector according to claim 1, wherein guide posts (8) are symmetrically arranged at the upper end of the rotating plate (3) and located at the left side and the right side of the protection cavity (14), the guide posts (8) penetrate through the pressure plate (7) and are slidably connected with the pressure plate (7), a baffle (10) is arranged at the upper end of each guide post (8), the lower end of each baffle (10) is connected with the upper end of the pressure plate (7) through a spring (9), and the springs (9) are sleeved on the periphery sides of the guide posts (8).

3. The handheld Raman detector according to claim 2, wherein a second insertion hole (16) corresponding to the insertion rod (5) is formed in the upper end of the body (1), the circle center of the connecting shaft (2) is perpendicular to a connection line of the circle centers of the first insertion hole (4) and the second insertion hole (16), and the second insertion hole (16) is located on the rear side of the connecting shaft (2).

4. A hand-held raman detector according to claim 3, wherein the upper end of the body (1) is provided with a first positioning block (17) and a second positioning block (18) corresponding to the first jack (4) and the second jack (16) for accurately inserting the insertion rod (5) into the first jack (4) and the second jack (16).

5. A hand-held Raman detector according to claim 4, wherein a pull handle (11) is provided at an upper end of the pressure plate (7).

6. A hand-held raman detector according to claim 1, characterized in that the inner wall of the protection chamber (14) is provided with a rubber layer (15), the inner wall of the rubber layer (15) being in contact with the outer wall of the probe (13).

7. A hand-held Raman detector according to claim 5, wherein magnets are disposed at positions on the first positioning block (17), the second positioning block (18) and the rotating plate (3) which are in contact with the first positioning block (17) and the second positioning block (18).