CN216955683U

CN216955683U - Sample analyzer

Info

Publication number: CN216955683U
Application number: CN202122791626.7U
Authority: CN
Inventors: 孙德兴; 韩鸣; 耿琳; 刘海辉
Original assignee: Beijing Jianzhi Technology Co ltd
Current assignee: Beijing Jianzhi Technology Co ltd
Priority date: 2021-11-15
Filing date: 2021-11-15
Publication date: 2022-07-12
Anticipated expiration: 2031-11-15

Abstract

The embodiment of the utility model provides a sample analysis device, which is used for sample detection, and comprises: the first accommodating mechanism is provided with a first accommodating cavity for accommodating the detection assembly; the second accommodating mechanism is arranged on one side of the first accommodating mechanism in the first direction and is provided with a second accommodating cavity for accommodating the sample; and the sliding rail mechanism is arranged on the second accommodating mechanism and is used for driving the second accommodating mechanism to move along the first direction so as to enable the second accommodating mechanism to be close to or far away from the first accommodating mechanism. The utility model can solve the problem that the sample chamber cannot obtain the optimal spectrum effect due to the fixed focal length.

Description

Sample analyzer

Technical Field

The utility model relates to the field of spectral analysis, in particular to a sample analysis device.

Background

With the rapid development of the technology, the Raman spectrometer has the characteristics of simple and convenient operation, short measurement time, high sensitivity and the like, so that the Raman spectrometer is widely applied to a material structure analysis characterization means in the scientific research field. However, the sample chambers in the environment of the current Raman spectrometer are of a few types, and the expansibility of the sample chambers in the characterization capability is limited to a certain extent. The existing sample chambers all use fixed positions for placing sample bottles, and the sample bottles for containing samples have small volume difference due to various reasons, which can cause that the traditional sample chambers cannot obtain the optimal spectrum effect due to the fixed focal length.

SUMMERY OF THE UTILITY MODEL

In view of the shortcomings of the prior art, the present invention is directed to a sample analyzer, which is used to solve the problem that the sample chamber in the prior art cannot obtain the optimal spectrum effect due to the fixed focal length.

An aspect of an embodiment of the present invention provides a sample analyzer, including: the first accommodating mechanism is provided with a first accommodating cavity for accommodating the detection assembly; the second accommodating mechanism is arranged on one side of the first accommodating mechanism in the first direction and is provided with a second accommodating cavity for accommodating a sample; and the sliding rail mechanism is arranged on the second accommodating mechanism and used for driving the second accommodating mechanism to move along the first direction so as to enable the second accommodating mechanism to be close to or far away from the first accommodating mechanism.

According to an aspect of the present invention, the slide rail mechanism is located on one side in the second direction of the second receiving mechanism.

According to one aspect of the present invention, the slide rail mechanism includes a slider, one of the slider and the second receiving mechanism has a convex portion, and the other has a concave portion adapted to the convex portion, and the slider and the second receiving mechanism are connected to each other through the convex portion and the concave portion.

According to one aspect of the present invention, the slider has a first groove, the second receiving means has a second groove, and the sample analyzer further comprises a connection block disposed in the first groove and the second groove to connect the slider and the second receiving means.

According to an aspect of the present invention, the slide rail mechanism further includes a driving mechanism for driving the slider to move in the first direction.

According to an aspect of the present invention, the slide rail mechanism further includes a reset member abutting between the slider and the first receiving mechanism, the driving mechanism is disposed on a side of the slider away from the reset member, and the reset member has a reset force in the first direction.

According to one aspect of the utility model, the device further comprises a bottom plate, the bottom plate is connected to one side of the first accommodating mechanism in the second direction, the sliding block is located between the bottom plate and the second accommodating mechanism, a supporting plate is further arranged on one side of the bottom plate, which is far away from the first accommodating mechanism, and the driving mechanism is arranged on the supporting plate.

According to one aspect of the utility model, the first accommodating mechanism is provided with a through hole communicated with the second accommodating cavity, and at least part of the fixing component is positioned in the through hole and is used for tightly pushing the sample in the second accommodating cavity.

According to one aspect of the utility model, the fixing assembly includes a fixing rod having an annular groove with a damping ring disposed therein.

According to one aspect of the utility model, the fixing assembly further comprises an annular stop block located in the through hole, at least part of the fixing rod is located in the annular stop block, and the fixing rod is in interference fit with the annular stop block through the damping ring.

According to one aspect of the present invention, the through hole is a stepped hole and has a first section and a second section, the first section is located at a side of the second section close to the second receiving chamber, and the aperture of the first section is smaller than that of the second section, and the annular stopper is located at the second section; the fixed subassembly still includes the slider, and the slider is located first section, and the surface that the slider deviates from first end is provided with the arc contact surface that is used for with sample box looks adaptation, and the slider forms the spacing groove towards the surface depression of second section, and the one end of dead lever is located the spacing groove and is used for driving the slider and removes in the second section.

According to one aspect of the present invention, one side of the first accommodating mechanism in the second direction is provided with a threaded hole communicated with the first accommodating cavity, and the threaded hole is used for placing a tightening screw.

According to one aspect of the utility model, the puller screw has a screw end with a friction protrusion on an outer surface thereof.

In the sample analyzer of the present invention, the sample analyzer includes a first receiving mechanism, a second receiving mechanism, and a slide mechanism. The first accommodating mechanism comprises a first accommodating cavity for accommodating the detection assembly. The second holds the mechanism and sets up in one side on the first direction of first holding mechanism, and holds the chamber including the second that is used for holding the sample, and the first detection assembly who holds the intracavity can hold the intracavity sample to the second and detect. The slide rail mechanism is arranged on the second accommodating mechanism. In the use process of the sample analysis device, the sliding rail mechanism drives the second containing mechanism to move close to or far away from the first containing mechanism along the first direction, so that the relative distance between the detection assembly and the sample is adjusted. Therefore, in the process of detecting the sample by using the sample analysis device provided by the embodiment of the utility model, the relative distance between the sample and the detection assembly is adjusted, namely the focal length is adjusted, so that the sample analysis device can adapt to samples with various volume differences, obtain the optimal spectrum effect, and solve the problem that the sample chamber cannot obtain the optimal spectrum effect due to the fixed focal length.

Drawings

Other features, objects, and advantages of the present application will become apparent from the following detailed description of non-limiting embodiments thereof, when read in conjunction with the accompanying drawings, in which like or similar reference characters identify the same or similar features.

FIG. 1 is a front sectional view of a sample analysis device according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a second receiving mechanism of a sample analysis apparatus according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a slide of a sample analyzer according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a support plate of a sample analyzer according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a base of a sample analysis apparatus according to an embodiment of the present invention;

FIG. 6 is a front cross-sectional view of a second containment mechanism of a sample analysis device provided in accordance with an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a tightening screw of a sample analysis device according to an embodiment of the present invention.

Description of reference numerals:

1. a first housing mechanism; 2. a second accommodating mechanism; 3. a slide rail mechanism; 4. connecting blocks; 5. a base plate;

101. a first accommodating chamber; 102. jacking the screw tightly; 103. a threaded hole;

201. a second accommodating chamber; 202. a slider; 203. an annular stop block; 204. fixing the rod; 205. A damping ring; 206. a first section of stepped bore; 207. a second section of stepped bore; 208. a second groove; 209. a convex portion; 210. a through hole;

301. a slider; 302. a support plate; 303. a drive mechanism; 304. a reset member; 305. a first groove; 306. a recess.

Detailed Description

Features and exemplary embodiments of various aspects of the present invention will be described in detail below. In the following detailed description, numerous specific details are set forth in order to provide a thorough understanding of the utility model. It will be apparent, however, to one skilled in the art that the present invention may be practiced without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of the present invention by illustrating examples of the present invention. In the drawings and the following description, at least some well-known structures and techniques have not been shown in detail in order to avoid unnecessarily obscuring the present invention; also, the dimensions of some of the structures may be exaggerated for clarity. Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

In the description of the present invention, it should be noted that unless otherwise specified, the terms "upper", "lower", "left", "right", "inner", "outer", and the like, indicate orientations or positional relationships only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The directional terms appearing in the following description are intended to be illustrative in all directions, and are not intended to limit the specific construction of embodiments of the present invention. In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected. The specific meaning of the above terms in the present invention can be understood as appropriate to those of ordinary skill in the art.

For better understanding of the present invention, a bonding apparatus and a bonding method according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 7.

Referring to fig. 1, fig. 1 is a cross-sectional view of a sample analysis apparatus for analyzing a sample using a detection assembly according to the present invention.

As shown in fig. 1, according to the present invention, there is provided a sample analysis device comprising: a first housing mechanism 1 having a first housing chamber 101 for housing a detection assembly; a second accommodating mechanism 2 provided on one side of the first accommodating mechanism 1 in the first direction (X direction in fig. 1), the second accommodating mechanism 2 having a second accommodating chamber 201 for accommodating a sample; the sliding rail mechanism 3 is disposed on the second accommodating mechanism 2 and used for driving the second accommodating mechanism 2 to move along the first direction, so that the second accommodating mechanism 2 is close to or far away from the first accommodating mechanism 1.

The first cavity 101 that holds extends along the first direction and communicates with the second cavity 201 that holds for detection component can stretch into the second cavity 201 by first cavity 101 that holds, and detect the sample in the second cavity 201 that holds. For example, the second accommodating mechanism 2 is provided with a through hole 210 communicated with the second accommodating cavity 201, the through hole 210 is arranged on one side of the second accommodating cavity 201 facing the first accommodating mechanism 1, the through hole 210 is communicated with the second accommodating cavity 201, and the detection assembly can extend into the through hole 210 to detect a sample in the second accommodating cavity 201.

In the sample analysis apparatus according to the embodiment of the present invention, the sample analysis apparatus includes a first housing mechanism 1, a second housing mechanism 2, and a slide rail mechanism 3. The first housing mechanism 1 is provided with a detection member in the first housing chamber 101. The second accommodating mechanism 2 is provided on one side of the first accommodating mechanism 1 in the first direction. Slide rail mechanism 3 sets up in second holding mechanism 2, and slide rail mechanism 3 and second holding mechanism 2 interconnect, slide rail mechanism 3 drive second holding mechanism 2 and move along first direction near or keep away from first holding mechanism 1, can adjust sample and determine module's relative distance, adjust the focus promptly, obtain the best spectrum effect, solve the sample room and can't obtain the problem of best spectrum effect owing to be the reason of fixed focus.

In some alternative embodiments, with continued reference to fig. 1, the slide mechanism is located on one side of the second receiving mechanism in the second direction (Y direction in fig. 1), so as to reduce the size of the space occupied by the sample analysis device.

Referring to fig. 2 and 3 together, fig. 2 is a schematic structural diagram of a second accommodating mechanism of a sample analysis device according to an embodiment of the present invention, and fig. 3 is a schematic structural diagram of a sliding block of the sample analysis device according to the embodiment of the present invention.

As shown in fig. 2 and 3, in some alternative embodiments, the slide rail mechanism 3 includes a slide block 301, one of the slide block 301 and the second receiving mechanism 2 has a convex portion, the other has a concave portion matching the convex portion, and the slide block 301 and the second receiving mechanism 2 are connected to each other through the convex portion and the concave portion.

For example, the second housing mechanism 2 is provided with a convex portion 209, the slider is provided with a concave portion 306, and the slider 301 and the second housing mechanism 2 are connected to each other through the convex portion 209 and the concave portion 306.

In these alternative embodiments, the second receiving mechanism 2 and the slider 301 are connected to each other by a convex portion and a concave portion, and the convex portion and the concave portion are connected to provide a restraining force in the first direction to the second receiving mechanism 2 and the slider 301, so that the slider 301 brings the second receiving mechanism 2 to move in the first direction.

In some alternative embodiments, the slider 301 surface is recessed to form the first groove 305. The second receiving mechanism 2 is recessed to form a second groove 208, and the sample analysis apparatus further comprises a connection block 4, wherein the connection block 4 is positioned in the first groove 305 and the second groove 208 to connect the slide block 301 and the second receiving mechanism 2. The connecting block 4 may be integrally formed or separately formed, and is used to connect the sliding block 301 and the second receiving mechanism 2. For example, the connecting block 4 may include one connecting block or two attracting magnets, and when the connecting block 4 includes two attracting magnets, one magnet may be disposed in the first groove 305, and the other magnet may be disposed in the second groove 208.

In these alternative embodiments, the connecting block 4 is placed in the first groove 305 and the second groove 208, reinforcing the connection of the slider 301 and the second housing means 2. Therefore, the sliding rail mechanism 3 drives the second accommodating mechanism 2 to move together along the first direction, so that the second accommodating mechanism 2 is close to or far away from the first accommodating mechanism 1.

Referring to fig. 1, fig. 1 is a front view, a cross-sectional view, illustrating a sample analysis apparatus according to an embodiment of the present invention.

As shown in fig. 1, in some alternative embodiments, the slide rail mechanism 3 further includes a driving mechanism 303 for driving the sliding block 301 to move along the first direction, so that the sliding block 301 can drive the second receiving mechanism 2 to move along the first direction.

In some alternative embodiments, the slide rail mechanism 3 further includes a reset element 304, the reset element 304 abuts between the slide block 301 and the first receiving mechanism 1, the driving mechanism 303 is disposed on a side of the slide block 301 away from the reset element 304, and the reset element 304 has a reset force in the first direction.

In these alternative embodiments, the driving mechanism 303 drives the sliding block 301 to move along the first direction, the reset member 304 resets the sliding block 301, and the driving mechanism 303 and the reset member 304 are used in combination to move the sliding block 301 along the first direction, so as to drive the second accommodating mechanism 2 to move close to or away from the first accommodating mechanism 1 along the first direction, thereby implementing the focus adjustment.

Referring to fig. 4 and 5 together, fig. 4 is a schematic structural diagram illustrating a supporting plate of a sample analyzer according to an embodiment of the present invention, and fig. 5 is a schematic structural diagram illustrating a base of the sample analyzer according to an embodiment of the present invention.

In some optional embodiments, the sample analysis apparatus further comprises a bottom plate 5, the bottom plate 5 is connected to one side of the first receiving mechanism 1 in the second direction, the slide block 301 is located between the bottom plate 5 and the second receiving mechanism 2, a support plate 302 is further disposed on one side of the bottom plate 5 facing away from the first receiving mechanism 1, and the driving mechanism 303 is disposed on the support plate 302.

In these alternative embodiments, the bottom plate 5 is used to connect the first receiving means 1 and the slide rail means 3, so as to ensure that the slide rail means 3 moves in the first direction relative to the first receiving means 1. The support plate 302 is used to fix the driving mechanism 303, so that the driving mechanism 303 drives the slider 301 to move along the first direction.

Referring to fig. 6, fig. 6 is a front sectional view of a second containing mechanism of a sample analysis apparatus according to an embodiment of the present invention.

In some alternative embodiments, the second containing mechanism 2 is provided with a through hole communicated with the second containing cavity 201, and at least part of the fixing component is located in the through hole and is used for tightly pushing the sample in the second containing cavity 201.

In some alternative embodiments, the fixing assembly includes a fixing rod 204, and an annular groove is formed in the fixing rod 204, and a damping ring 205 is disposed in the annular groove.

In these alternative embodiments, the damping ring 205 is engaged with the inner wall surface of the annular groove, so as to increase the friction between the fixing rod 204 and the through hole, prevent the fixing rod 204 from sliding, and keep stability.

In some optional embodiments, the fixing assembly further comprises an annular stop 203 located in the through hole, at least part of the fixing rod is located in the annular stop 203, and the fixing rod 204 is in interference fit with the annular stop 203 through a damping ring 205.

In these alternative embodiments, the damping ring 205 is in interference fit with the annular stopper 203, so as to increase the friction between the fixing rod 204 and the annular stopper 203, prevent the fixing rod 204 from sliding, and keep stability.

In some embodiments, the through-hole is a stepped hole including a first stage stepped hole 206 and a second stage stepped hole 207. The first-stage stepped hole 206 is located on a side of the second-stage 207 stepped hole near the second receiving chamber 201. The diameter of the first-stage stepped hole 206 is smaller than that of the second-stage stepped hole 207, so that the slider 202 can be conveniently mounted on the first-stage stepped hole 206. An annular stop block 203 is arranged on the second section of stepped hole 207, an annular groove is formed in the fixing rod 204 and used for installing a damping ring 205, and the damping ring 205 and the annular stop block 203 are in interference fit to prevent the fixing rod 204 from sliding and keep stable.

Optionally, the surface of the sliding block 202 facing the second stepped hole 207 is recessed to form a limiting groove for placing one end of the fixing rod 205, so that the fixing rod 205 drives the sliding block 202 to move in the first stepped hole 206.

Optionally, the surface of the sliding block 202 facing away from the second stepped hole 207 is provided with an arc-shaped contact surface adapted to the sample, so as to tightly push the sample.

In these alternative embodiments, the fixing rod 204 drives the sliding block 202 to move in the first stepped hole 206, so as to drive the arc-shaped contact surface to move, and tightly push against the sample. Under the interference fit of the damping ring 205 and the annular stop block 203, the fixing rod 204 can be kept stable in the process of moving the through hole, and does not slide after tightly pushing the sample.

Referring to fig. 5 and 7 together, fig. 5 is a schematic structural diagram of a base of a sample analysis device according to an embodiment of the present invention, and fig. 7 is a schematic structural diagram of a tightening screw of the sample analysis device according to the embodiment of the present invention.

As shown in fig. 5 and 7, in some alternative embodiments, one side of the first receiving mechanism 1 in the second direction is provided with a threaded hole 103 communicated with the first receiving cavity 101, and the threaded hole 103 is used for placing a tightening screw 102.

In these alternative embodiments, the tightening screw 102 can be placed in the threaded hole 103, and the threaded hole 103 is communicated with the first accommodating cavity 101, so that the tightening screw 102 can abut against the detection assembly and be used for fixing the detection assembly.

In some alternative embodiments, the jacking screws 102 have a threaded end with friction protrusions provided on the outer surface of the threaded end. In these alternative embodiments, friction tabs on the screw end facilitate the tightening of the set screw 102 to secure the sensing assembly.

In accordance with the above embodiments of the present invention, these embodiments do not set forth all of the details nor limit the utility model to the specific embodiments described. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model and various embodiments with various modifications as are suited to the particular use contemplated. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A sample analysis apparatus, comprising:

the first accommodating mechanism is provided with a first accommodating cavity for accommodating the detection assembly;

the second accommodating mechanism is arranged on one side of the first accommodating mechanism in the first direction and is provided with a second accommodating cavity for accommodating the sample;

and the sliding rail mechanism is arranged on the second accommodating mechanism and is used for driving the second accommodating mechanism to move along the first direction so as to enable the second accommodating mechanism to be close to or far away from the first accommodating mechanism.

2. The sample analysis apparatus of claim 1, wherein the slide mechanism is located to one side of the second receiving mechanism in the second direction.

3. The sample analyzer of claim 2, wherein the slide mechanism comprises a slide, one of the slide and the second receiving mechanism has a protrusion, the other of the slide and the second receiving mechanism has a recess adapted to the protrusion, and the slide and the second receiving mechanism are connected to each other via the protrusion and the recess.

4. The sample analysis device of claim 3, wherein the slide has a first recess and the second containment mechanism has a second recess, the sample analysis device further comprising a connector block positioned within the first recess and the second recess to connect the slide and the second containment mechanism.

5. The sample analysis apparatus of claim 4, wherein the slide mechanism further comprises a drive mechanism for driving the slide in a first direction.

6. The sample analysis device of claim 5, wherein the slide mechanism further comprises a reset element, the reset element abuts between the slide block and the first receiving mechanism, the driving mechanism is disposed on a side of the slide block away from the reset element, and the reset element has a reset force in a first direction.

7. The sample analyzer of claim 6, further comprising a bottom plate, wherein the bottom plate is connected to one side of the first receiving mechanism in the second direction, the slide block is located between the bottom plate and the second receiving mechanism, a supporting plate is further disposed on one side of the bottom plate facing away from the first receiving mechanism, and the driving mechanism is disposed on the supporting plate.

8. The sample analyzer as claimed in claim 1, wherein the second receiving mechanism is provided with a through hole communicating with the second receiving cavity, and at least a part of the fixing component is located in the through hole and is used for tightly pushing the sample in the second receiving cavity.

9. The sample analysis device of claim 8, wherein the securing assembly comprises a securing rod having an annular groove disposed therein, the annular groove having a damping ring disposed therein.

10. The sample analysis device of claim 9, wherein the securing assembly further comprises an annular stop located within the through-hole, at least a portion of the securing rod being located at the annular stop, the securing rod being in interference fit with the annular stop via the damping ring.

11. The sample analyzing apparatus according to claim 10, wherein the through hole is a stepped hole and has a first-stage stepped hole and a second-stage stepped hole, the first-stage stepped hole is located on a side of the second-stage stepped hole close to the second receiving chamber, and the first-stage stepped hole has a smaller hole diameter than the second-stage stepped hole, and the annular stopper is located on the second-stage stepped hole;

the fixed subassembly still includes the slider, the slider is located first section step hole, the surface that the slider deviates from second section step hole be provided with be used for with the arc contact surface of sample looks adaptation, the slider orientation the surperficial sunken spacing groove that forms in second section step hole, the one end of dead lever is located the spacing groove is used for driving the slider is in first section step downthehole removal.

12. The sample analysis device of claim 1, wherein one side of the first accommodating mechanism in the second direction is provided with a threaded hole communicated with the first accommodating cavity, and the threaded hole is used for placing a tightening screw.

13. The sample analyzer of claim 12, wherein the tightening screw has a screw end, and the outer surface of the screw end is provided with a friction protrusion.