CN216132566U - Desk-top infrared spectrometer's casing and desk-top infrared spectrometer - Google Patents

Abstract

The application provides desk-top infrared spectrometer's casing and desk-top infrared spectrometer, the casing includes: a base formed with a first limit portion and a second limit portion; the upper cover assembly comprises an upper cover, a first side wall, a second side wall, a third side wall and a fourth side wall, wherein the first side wall, the second side wall, the third side wall and the fourth side wall surround the upper cover to form an accommodating cavity; one ends of the first side wall, the second side wall, the third side wall and the fourth side wall, which are far away from the upper cover, are detachably connected with the base; the quick-release cover is detachably connected to the first side wall, the first side wall is provided with a hollow part, and the quick-release cover covers the hollow part. The application provides a casing need not to adopt the mode preparation of die sinking, has reduced the manufacturing cost of infrared spectrometer casing effectively.

Description

Desk-top infrared spectrometer's casing and desk-top infrared spectrometer

Technical Field

The application relates to the technical field of optical instruments, in particular to a machine shell of a desk type infrared spectrometer and the desk type infrared spectrometer.

Background

The infrared spectrometer is an instrument for analyzing molecular structure and chemical composition by utilizing the absorption characteristics of substances to infrared radiation with different wavelengths, and is applied to the scientific research and inspection fields of health quarantine, pharmacy, public security and the like.

With the continuous expansion of the market, the machine shell which shows the final shape of the product is diversified more and more. At present, a shell is processed by a method of opening a die, but the cost is high, and the method cannot be applied to a production processing scene with small yield.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides a desktop infrared spectrometer and a shell thereof, so as to reduce the cost for manufacturing the shell of the infrared spectrometer.

In a first aspect, an embodiment of the present application provides a housing of a desktop infrared spectrometer, where the desktop infrared spectrometer includes an inner bin module, a screen module, a battery module, an optical module, and a desiccant module, and the housing includes: the base is provided with a first limiting part and a second limiting part, the first limiting part is used for installing the inner bin module, and the second limiting part is used for installing the battery module; the upper cover assembly comprises an upper cover, a first side wall, a second side wall, a third side wall and a fourth side wall, wherein the first side wall, the second side wall, the third side wall and the fourth side wall surround the upper cover to form a containing cavity, the containing cavity is used for containing the inner bin module, the battery module, the optical module and the desiccant module, and a third limiting part for placing the screen module is arranged on one side of the upper cover, which is far away from the containing cavity; one ends of the first side wall, the second side wall, the third side wall and the fourth side wall, which are far away from the upper cover, are detachably connected with the base; the quick-release cover is detachably connected to the first side wall, the first side wall is provided with a hollow part, and the quick-release cover covers the hollow part and is used for enabling the drying agent module to be stored or taken out of the containing cavity.

In some embodiments, the upper cover includes a main body portion and a rim portion surrounding the main body portion, the rim portion extends from the main body portion toward one side of the accommodating cavity, one end of the rim portion away from the main body portion is formed with a first step structure extending along a circumferential direction of the rim portion, one end of the first side wall, the second side wall, the third side wall and the fourth side wall close to the upper cover is formed with a second step structure, and the first step structure and the second step structure can be in abutting fit.

In some embodiments, the first side wall and the second side wall are oppositely arranged, the third side wall and the fourth side wall are oppositely arranged, and the first side wall, the second side wall, the third side wall and the fourth side wall are detachably connected with the upper cover respectively.

In some embodiments, along the enclosing direction of the first side wall, the third side wall, the second side wall and the fourth side wall, one side of the first side wall is in concave-convex fit with one side of the third side wall, and the other side of the first side wall is in concave-convex fit with one side of the fourth side wall; one side of the second side wall is in concave-convex fit with the other side of the third side wall, and the other side of the second side wall is in concave-convex fit with the other side of the fourth side wall.

In some embodiments, the first position-limiting portion includes a groove, and the second position-limiting portion includes a first opening.

In some embodiments, the bottom wall of the recess is formed with a second opening, and the bottom wall further includes a plurality of first ribs disposed in the second opening.

In some embodiments, the quick-release cover comprises a plate body, and a clamping piece and a limiting protrusion which are located at two opposite ends of the plate body, wherein the first side wall is provided with a clamping matching piece capable of being matched with the clamping piece in a clamping mode and a limiting groove matched with the limiting protrusion.

In some embodiments, the waste material box is arranged on one side of the first side wall far away from the accommodating cavity and comprises a box body and a connecting piece, and a third opening is formed on one side of the box body facing the upper cover; the first side wall is provided with an adapter, and the connecting piece and the adapter can be in fit connection, so that the waste box can be detachably connected to the first side wall.

In some embodiments, a portion of the first sidewall between the waste bin and the base is formed with a first hand-held portion, the second sidewall is disposed opposite the first sidewall, and a portion opposite the first hand-held portion is provided with a second hand-held portion.

In a second aspect, an embodiment of the present application further provides a desktop infrared spectrometer, including the above-mentioned chassis, further including an inner bin module, a screen module, a battery module, a desiccant module, and an optical module.

In some embodiments, the battery module comprises a battery compartment and a compartment cover positioned on one side of the battery compartment, the battery compartment forms an accommodating space for accommodating the battery, and the bottom wall of the accommodating space formed by the battery compartment is provided with a plurality of second reinforcing ribs; the bin cover comprises a cover body, a limiting part and a handle, wherein the limiting part extends towards the accommodating space from the cover body, the handle is located on one side, far away from the accommodating space, of the cover body, and the limiting part is used for enabling the battery to abut against one side of the battery bin.

In some embodiments, the screen module comprises an upper screen shell, a lower screen shell and a supporting plate, the supporting plate is positioned on one side of the lower screen shell, which faces away from the upper screen shell, the bottom end of the upper screen shell is rotatably connected with the third limiting part through a first damping shaft, and the supporting plate is rotatably connected with the upper screen shell through a second damping shaft; the screen upper shell is provided with a plurality of first clamping pieces along the outer edge of the screen upper shell, the screen lower shell is provided with a plurality of second clamping pieces along the outer edge of the screen lower shell, and the first clamping pieces and the second clamping pieces can be clamped with each other; one side that the periphery of screen epitheca is close to the screen inferior valve is formed with first concave-convex structure, and one side that the periphery of screen inferior valve is close to the screen epitheca is formed with second concave-convex structure, and first concave-convex structure and second concave-convex structure can unsmooth cooperation.

The casing that this application embodiment provided divide into base, upper cover subassembly and quick detach lid, and the three adopts the mode equipment of dismantling the connection. Compared with the case manufactured in the prior art in a mold opening mode, the case is manufactured by assembling the base, the upper cover assembly and the quick-release cover respectively without manufacturing in the mold opening mode, and the manufacturing cost of the case is effectively reduced.

Drawings

Features, advantages and technical effects of exemplary embodiments of the present application will be described below by referring to the accompanying drawings.

FIG. 1 is a schematic structural diagram of a desktop infrared spectrometer provided in an embodiment of the present application;

FIG. 2 is a schematic diagram of an internal structure of a desktop infrared spectrometer provided in an embodiment of the present application;

FIG. 3 is a schematic structural diagram of a top cover assembly of a desktop infrared spectrometer according to an embodiment of the present disclosure;

FIG. 4 is a schematic diagram of another structure of a top cover assembly of a desktop infrared spectrometer according to an embodiment of the present application;

FIG. 5 is a schematic structural diagram of a base in a desktop infrared spectrometer provided in an embodiment of the present application;

FIG. 6 is a schematic view of the structure of the upper cover assembly shown in FIG. 4;

FIG. 7 is a cross-sectional view of a top cover assembly of a desktop infrared spectrometer provided by an embodiment of the present application;

FIG. 8 is an enlarged view at A in FIG. 7;

FIG. 9 is a schematic view of the first, second, third and fourth sidewalls of the lid assembly shown in FIG. 4;

FIG. 10 is an enlarged view at B in FIG. 9;

FIG. 11 is a schematic view of a quick release cover of the upper cover assembly shown in FIG. 3;

FIG. 12 is a schematic view of the waste bin of the lid assembly of FIG. 3;

FIG. 13 is a schematic diagram of a cell module of a desktop infrared spectrometer according to an embodiment of the present application;

FIG. 14 is a cross-sectional view of a cell module in a desktop infrared spectrometer provided in an embodiment of the present application;

FIG. 15 is a schematic structural diagram of a screen module in a desktop infrared spectrometer provided in an embodiment of the present application;

fig. 16 is a partial sectional view of a screen upper case and a screen lower case in the screen module shown in fig. 15;

FIG. 17 is a schematic view of a second damper shaft in the screen module shown in FIG. 15;

fig. 18 is a cross-sectional view of a desiccant module in a desktop infrared spectrometer provided in an embodiment of the present application.

Reference numerals:

1. a housing;

11. a base; 111. a first limiting part; 112. a second limiting part; 113. a second opening; 114. a first reinforcing rib;

12. an upper cover assembly;

121. an upper cover; 1211. a third limiting part; 1212. a body portion; 1213. an edge portion; 1214. a first step structure;

122. a first side wall; 1221. a first hand-held section; 1222. a first concave-convex portion; 1223. a first groove; 1224. a first wall portion; 123. a second side wall; 1231. a second hand-held section; 124. a third side wall; 1241. a third concave-convex portion; 1242. a second groove; 1243. a second wall portion; 125. a fourth side wall; 126. a second step structure; 127. a notch;

13. a quick-release cover;

131. a plate body; 132. a clamping piece; 133. a limiting bulge; 134. a reinforcing plate;

14. a waste material box;

141. a cartridge body; 142. a third opening; 143. a connecting member;

2. an inner bin module;

3. a screen module;

31. a screen upper shell; 311. a first relief structure; 312. a groove a; 32. a screen lower case; 321. a second relief structure; 322. a first protrusion; 323. a second protrusion; 33. a support plate; 34. a first damping shaft; 35. a second damping shaft; 351. a shaft body; 352. fixing the socket piece; 353. rotating the socket; 354. a damping socket;

4. a battery module;

41. a battery compartment; 42. a bin cover; 43. a second reinforcing rib; 44. a cover body; 45. a limiting member; 46. a handle;

5. a desiccant module; 51. manually screwing the cover; 52. a desiccant bin; 53. a transfer block; 54. a seal ring;

6. an optical module.

Detailed Description

Embodiments of the present application will be described in further detail below with reference to the drawings and examples. The following detailed description of the embodiments and the accompanying drawings are provided to illustrate the principles of the application and are not intended to limit the scope of the application, i.e., the application is not limited to the described embodiments.

In the description of the present application, it is to be noted that, unless otherwise specified, "a plurality" means two or more; the terms "upper," "lower," "left," "right," "inner," "outer," and the like, indicate an orientation or positional relationship that is merely for convenience in describing the application and to simplify the description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the application. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The following description is given with the directional terms as they are used in the drawings and not intended to limit the specific structure of the present application. In the description of the present application, it is also to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present application can be understood as appropriate by one of ordinary skill in the art.

For a better understanding of the present application, embodiments of the present application are described below with reference to fig. 1 to 18.

Fig. 1 is a schematic structural diagram of a table-top infrared spectrometer provided in an embodiment of the present application, fig. 2 is a schematic structural diagram of an internal structure of a table-top infrared spectrometer provided in an embodiment of the present application, fig. 3 is a schematic structural diagram of an upper cover assembly in a table-top infrared spectrometer provided in an embodiment of the present application, fig. 4 is another schematic structural diagram of an upper cover assembly in a table-top infrared spectrometer provided in an embodiment of the present application, and fig. 5 is a schematic structural diagram of a base in a table-top infrared spectrometer provided in an embodiment of the present application.

Referring to fig. 1 to 5 together, an embodiment of the present application provides a housing of a desktop infrared spectrometer, which includes an inner chamber module 2, a screen module 3, a battery module 4, a desiccant module 5, and an optical module 6. The chassis 1 includes a base 11, an upper cover assembly 12 and a quick-release cover 13.

The base 11 is formed with a first stopper 111 and a second stopper 112, the first stopper 111 being used for mounting the inner case module 2, and the second stopper 112 being used for mounting the battery module 4.

The upper cover assembly 12 includes an upper cover 121, and a first sidewall 122, a second sidewall 123, a third sidewall 124, and a fourth sidewall 125 enclosing around the upper cover 121, the first sidewall 122, the second sidewall 123, the third sidewall 124, and the fourth sidewall 125 enclose to form an accommodating cavity, the accommodating cavity is used for accommodating the inner bin module 2, the battery module 4, the desiccant module 5, and the optical module 6, and a third position-limiting portion 1211 for placing the screen module 3 is disposed on a side of the upper cover 121 facing away from the accommodating cavity. Optionally, the third position-limiting portion 1211 includes a groove for receiving the screen module 3.

Wherein, the first side wall 122, the second side wall 123, the third side wall 124 and the fourth side wall 125 at the side facing away from the upper cover 121 are detachably connected with the base 11.

Optionally, the ends of the first, second, third and fourth sidewalls 122, 123, 124 and 125 facing away from the upper cover 121 are connected to the base 11 by a screw thread. Of course, the ends of the first, second, third and fourth sidewalls 122, 123, 124 and 125 facing away from the upper cover 121 may also be assembled with the base 11 by using a pin, a rivet, a snap, an adhesive or a plug, which is not limited herein.

The quick-release cover 13 is detachably connected to the first sidewall 122, the first sidewall 122 has a hollow portion, and the quick-release cover 13 covers the hollow portion and is used for accommodating or taking out the desiccant module 5 in the accommodating cavity.

The casing 1 that this application embodiment provided divides into base 11, upper cover subassembly 12 and quick detach lid 13, and the three adopts the mode of dismantling the connection to assemble. Compared with the case manufactured by adopting a die sinking mode in the prior art, the case 1 is manufactured by assembling the base 11, the upper cover assembly 12 and the quick-release cover 13 respectively without adopting the die sinking mode, so that the manufacturing cost of the case 1 is effectively reduced.

Referring to fig. 5, in some alternative embodiments, the first position-limiting portion 111 includes a groove, and the second position-limiting portion 112 includes a first opening.

The battery module 4 is arranged above the first opening, so that the requirement of sufficient heat dissipation of the battery can be met. The electric bin module is arranged in the groove, and the guiding and limiting effects are achieved during installation.

Further optionally, the bottom wall of the groove is formed with a second opening 113, and the bottom wall further includes a plurality of first ribs 114 disposed in the second opening 113. The plurality of first reinforcing ribs 114 divide the second opening 113 into a plurality of small openings. Alternatively, the first reinforcing ribs 114 are distributed crosswise.

The diapire of recess sets up second opening 113 to set up first strengthening rib 114 on second opening 113, so set up, not only can alleviate the weight of casing 1, but also can strengthen the heat dissipation, satisfy the structural strength requirement.

Fig. 6 is a schematic structural diagram of an upper cover of the upper cover assembly shown in fig. 4, fig. 7 is a cross-sectional view of the upper cover assembly of a desktop infrared spectrometer provided by an embodiment of the present application, and fig. 8 is an enlarged view of a portion a in fig. 7.

In some alternative embodiments, the upper cover 121 includes a body portion 1212 and an edge portion 1213 surrounding the body portion 1212, the edge portion 1213 extending from the body portion 1212 toward a side of the receiving cavity. The third stopper 1211 is disposed on a side of the main body 1212 facing away from the edge portion 1213. The end of the edge portion 1213 away from the body portion 1212 is formed with a first step structure 1214 extending along the circumferential direction thereof, and the ends of the first, second, third and fourth side walls 122, 123, 124 and 125 close to the upper cover 121 are formed with a second step structure 126, and the first step structure 1214 and the second step structure 126 can be in abutting engagement. Wherein the step face of the first stepped structure 1214 and the step face of the second stepped structure 126 are in abutting engagement.

Optionally, the outer surface of the first sidewall 122 is in the same plane as the outer surface of the abutting portion of the edge portion 1213 with the first sidewall 122, the outer surface of the second sidewall 123 is in the same plane as the outer surface of the abutting portion of the edge portion 1213 with the second sidewall 123, the outer surface of the third sidewall 124 is in the same plane as the outer surface of the abutting portion of the edge portion 1213 with the third sidewall 124, and the outer surface of the fourth sidewall 125 is in the same plane as the outer surface of the abutting portion of the edge portion 1213 with the fourth sidewall 125.

The first sidewall 122, the second sidewall 123, the third sidewall 124, and the fourth sidewall 125 are in staggered cooperation with the upper cover 121 through the first step structure 1214 and the second step structure 126, so that not only can external light be prevented from entering the inner bin module 2 inside to affect the light path, but also the appearance and the texture are prevented from being affected by too large step.

With reference to fig. 4, in some alternative embodiments, the first sidewall 122 and the second sidewall 123 are disposed oppositely, the third sidewall 124 and the fourth sidewall 125 are disposed oppositely, and the first sidewall 122, the second sidewall 123, the third sidewall 124 and the fourth sidewall 125 are detachably connected to the upper cover 121 respectively.

Further alternatively, the first, second, third and fourth sidewalls 122, 123, 124 and 125 are respectively screw-coupled with the upper cap 121. Of course, the first side wall 122, the second side wall 123, the third side wall 124 and the fourth side wall 125 may also be connected to the upper cover 121 by snapping, inserting, pinning or riveting, respectively, and the application is not limited herein.

The first side wall 122, the second side wall 123, the third side wall 124 and the fourth side wall 125 are detachably connected to the upper cover 121, so that the upper cover 121, the base 11, the quick-release cover 13, the first side wall 122, the second side wall 123, the third side wall 124 and the fourth side wall 125 can be processed and manufactured respectively during processing and manufacturing, and the structures are all simple plate-shaped structures, so that the processing and manufacturing are very simple, the cost is low, and the mold opening is not needed, so that the manufacturing cost of the case of the desktop infrared spectrometer provided by the application is greatly reduced compared with a mold opening production mode.

Fig. 9 is a schematic structural view of a first sidewall, a second sidewall, a third sidewall and a fourth sidewall of the cap assembly shown in fig. 4, and fig. 10 is an enlarged view of B of fig. 9.

Referring to fig. 9 and 10, in some alternative embodiments, along the enclosing direction of the first sidewall 122, the third sidewall 124, the second sidewall 123 and the fourth sidewall 125, one side of the first sidewall 122 is concave-convex matched with one side of the third sidewall 124, and the other side of the first sidewall 122 is concave-convex matched with one side of the fourth sidewall 125; one side of the second sidewall 123 is concavo-convex fitted with the other side of the third sidewall 124, and the other side of the second sidewall 123 is concavo-convex fitted with the other side of the fourth sidewall 125.

Set up first lateral wall 122, third lateral wall 124, second lateral wall 123 and fourth lateral wall 125 into unsmooth cooperation in proper order, not only can play limiting displacement when the installation, crisscross complex mode can also block external light and get into in the casing 1 moreover, avoids causing the influence to the light path of interior storehouse module 2.

Further, a first concave-convex portion 1222 and a second concave-convex portion are formed at both ends of the first sidewall 122, a third concave-convex portion 1241 and a fourth concave-convex portion are formed at both ends of the third sidewall 124, a fifth concave-convex portion and a sixth concave-convex portion are formed at both ends of the second sidewall 123, and a seventh concave-convex portion and an eighth concave-convex portion are formed at both ends of the fourth sidewall 125, respectively. The first concave-convex portion 1222 is engaged with the third concave-convex portion 1241 in a concave-convex manner, the fourth concave-convex portion is engaged with the fifth concave-convex portion in a concave-convex manner, the sixth concave-convex portion is engaged with the seventh concave-convex portion in a concave-convex manner, and the eighth concave-convex portion is engaged with the second concave-convex portion in a concave-convex manner.

The way of engaging the first side wall 122 and the third side wall 124 in a concave-convex manner will be described below by taking the first concave-convex portion 1222 and the third concave-convex portion 1241 as an example.

Optionally, the first concavo-convex part 1222 includes a groove, and the third concavo-convex part 1241 includes a protrusion, which is fitted into the groove.

Optionally, the first concave-convex 1222 includes a protrusion, and the third concave-convex 1241 includes a groove, and the protrusion is in plug-fit with the groove.

Alternatively, the first concave-convex portion 1222 includes a first groove 1223, the third concave-convex portion 1241 includes a second groove 1242, a first wall portion 1224 of the first groove 1223 adjacent to the third side wall 124 is in plug-fit with the second groove 1242, and a second wall portion 1243 of the second groove 1242 adjacent to the first side wall 122 is in plug-fit with the first groove 1223.

Any one of the above-mentioned matching modes can be selected for the concave-convex matching mode of the other side walls, and other concave-convex matching modes can also be adopted, and the application is not limited too much.

Referring to fig. 4 and 9, the first, second, third and fourth sidewalls 122, 123, 124 and 125 are further provided with a plurality of notches 127 for mounting screws.

FIG. 11 is a schematic view of a quick release cover of the upper cover assembly shown in FIG. 3.

Referring to fig. 11, in some alternative embodiments, the quick release cover 13 includes a plate body 131, and a clamping member 132 and a limiting protrusion 133 located at two opposite ends of the plate body 131, and the first sidewall 122 is provided with a clamping fitting member capable of clamping and fitting with the clamping member 132 and a limiting recess fitting with the limiting protrusion 133.

Optionally, the clamping member 132 is an elastic buckle, and the clamping fitting member is a clamping seat. Of course, the clamping member 132 can also be a clamping seat, and the clamping mating member is an elastic buckle.

Optionally, a reinforcing plate 134 is attached to one side of the plate body 131 close to the accommodating cavity. Optionally, the reinforcing plate 134 is a deformation-preventing metal reinforcing plate to improve the structural strength of the quick-release cover 13 and increase the service life.

Fig. 12 is a schematic view showing the structure of a waste container in the lid assembly shown in fig. 3.

Referring to fig. 12, in some alternative embodiments, the housing 1 further includes a waste material box 14, the waste material box 14 is disposed on a side of the first side wall 122 away from the accommodating cavity, and the waste material box 14 includes a box body 141 and a connecting part 143. A third opening 142 is formed at a side of the cartridge body 141 facing the upper cover 121, and the waste cartridge 14 receives waste through the third opening 142. The first side wall 122 is provided with an adapter, and the connector 143 and the adapter can be cooperatively connected to detachably connect the waste cartridge 14 to the first side wall 122.

Alternatively, the connecting member 143 is a magnet, and the adaptor is a magnet or iron. The connecting member 143 is iron and the adapter member is a magnet.

Optionally, the connecting element 143 is a hook surface or a hook surface of the hook and loop fastener, and the adaptor is a hook surface or a hook surface of the hook and loop fastener.

The waste magazine 14 is removably attached to the first side wall 122 to facilitate removal when the magazine is full to clean waste therein.

Referring to fig. 4, as a further alternative, a first holding portion 1221 is formed on a portion of the first sidewall 122 between the waste material box 14 and the base 11, the second sidewall 123 is disposed opposite to the first sidewall 122, and a second holding portion 1231 is disposed opposite to the first holding portion 1221. The first hand-held portion 1221 and the second hand-held portion 1231 are used for carrying the entire machine.

Optionally, the first and second handholds 1221 and 1231 each include an inner concave surface facing the base 11. The handheld part can also be in other structural forms, and can be conveniently lifted by hands. In other alternative embodiments, the first handheld portion 1221 and the second handheld portion 1231 may also be handles, and the present application is not limited thereto.

In some alternative embodiments, a side of the base 11 facing away from the accommodating cavity is provided with a shock-absorbing foot slot, and a shock-absorbing foot is installed in the shock-absorbing foot slot.

The embodiment of the application further provides a desktop infrared spectrometer, which comprises the above casing 1, and further comprises an inner bin module 2, a screen module 3, a battery module 4, a desiccant module 5 and an optical module 6.

Fig. 13 is a schematic structural diagram of a battery module in a desktop infrared spectrometer provided in the present embodiment, and fig. 14 is a cross-sectional view of the battery module in the desktop infrared spectrometer provided in the present embodiment.

Referring to fig. 13 and 14, in some alternative embodiments, the battery module 4 includes a battery compartment 41 and a compartment cover 42 located at one side of the battery compartment 41, the battery compartment 41 is formed with an accommodating space for accommodating a battery, and a plurality of second reinforcing ribs 43 are disposed on a bottom wall of the battery compartment 41 forming the accommodating space.

Alternatively, the plurality of second reinforcing ribs 43 are parallel to each other. By providing the second reinforcing ribs 43, the friction force of the battery during assembly can be reduced, and the structural strength can be increased.

The compartment cover 42 includes a cover body 44, a stopper 45 extending from the cover body 44 toward the accommodating space, and a handle 46 located on a side of the cover body 44 away from the accommodating space, the stopper 45 being used to abut the battery on a side of the battery compartment 41.

The limiting member 45 is used for abutting the battery against one side of the battery compartment 41 and tightly abutting the battery, so that the battery can be tightly inserted into the external interface of the battery compartment 41 in the using process. A handle 46 is provided to facilitate removal of the lid 42.

Fig. 15 is a schematic structural diagram of a screen module in a desktop infrared spectrometer according to an embodiment of the present application, fig. 16 is a partial sectional view of an upper screen shell and a lower screen shell of the screen module shown in fig. 15, and fig. 17 is a schematic structural diagram of a second damping shaft of the screen module shown in fig. 15.

Referring to fig. 15 to 17, in some alternative embodiments, the screen module 3 includes a screen upper shell 31, a screen lower shell 32 and a supporting plate 33, the supporting plate 33 is located on a side of the screen lower shell 32 opposite to the screen upper shell 31, a bottom end of the screen upper shell 31 is rotatably connected to the third limiting portion 1211 through a first damping shaft 34, and the supporting plate 33 is rotatably connected to the screen upper shell 31 through a second damping shaft 35.

After the screen module 3 is rotated and lifted along the first damping shaft 34, the screen module 3 is limited to a proper angle by adjusting the included angle between the supporting plate 33 and the screen upper shell 31.

The screen epitheca 31 is provided with a plurality of first joint spares along its edge, and the screen inferior valve is equipped with a plurality of second joint spares along its edge, and first joint spare and second joint spare can joint each other.

Optionally, the first clamping piece is a buckle female buckle or a buckle male buckle, and the second clamping piece is a buckle male buckle or a buckle female buckle correspondingly.

Through setting up first joint spare and second joint spare, be in the same place screen epitheca 31 and screen inferior valve 32 joint, be convenient for follow-up thread tightening.

One side of the periphery of the screen upper shell 31 close to the screen lower shell 32 is formed with a first concave-convex structure 311, one side of the periphery of the screen lower shell 32 close to the screen upper shell 31 is formed with a second concave-convex structure 321, and the first concave-convex structure 311 and the second concave-convex structure 321 can be matched in a concave-convex mode.

Optionally, the first concave-convex structure 311 includes a step structure, the second concave-convex structure 321 includes a first protrusion 322, and the first protrusion 322 abuts against a step surface of the step structure.

Further optionally, the first concave-convex structure 311 further includes a groove a312 disposed on one of the step surfaces, the second concave-convex structure 321 includes a second protrusion 323 connected to the first protrusion 322, the second protrusion 323 extends from the first protrusion 322 toward the inside of the screen module 3, and the second protrusion 323 is in plug-in fit with the groove a 312.

Optionally, the second damping shaft 35 includes a shaft body 351, a fixed sleeve 352 sleeved on the shaft body 351, a rotating sleeve 353, and a damping sleeve 354 located between the fixed sleeve 352 and the rotating sleeve 353, and two locking members are disposed at two ends of the shaft body 351, and are used for tightly abutting the fixed sleeve 352, the damping sleeve 354, and the rotating sleeve 353. The fixing socket 352 has an extended end fixedly connected to the screen upper case 31, and the rotating socket 353 is fixedly connected to the support plate 33.

Wherein, damping socket 354 is the part that can produce great frictional force, it and axle body 351, fixed cover connecting piece 352 and rotate and cup joint between the piece 353 and all can produce great frictional force, thereby backup pad 33 drives and rotates and cup joints the in-process that piece 353 pivoted, damping socket 354 and rotate and cup joint between the piece 353, between damping socket 354 and the fixed cover connecting piece 352, all produce great frictional force between damping socket 354 and the axle body 351, so that it is difficult by the rotation to rotate socket 353, thereby backup pad 33 relies on difficult self to rotate again after rotating preset angle.

Fig. 18 is a cross-sectional view of a desiccant module in a desktop infrared spectrometer provided in an embodiment of the present application.

Referring to fig. 18, in some alternative embodiments, the desiccant module 5 includes a hand screw cap 51, a desiccant cartridge 52, and an adapter block 53. The hand cover 51 includes a first portion including a handle for an operator to rotate the desiccant module 5 and a second portion. The second portion includes a hollow annular boss having an external thread on an outer surface and an internal thread on an inner surface. The inside of the adapter block 53 is provided with a through hole, the external thread of the hollow annular boss is in threaded connection with the inner wall of the through hole of the adapter block 53, and the internal thread of the hollow annular boss is in threaded connection with the outer surface of the end part of the drying agent bin 52.

Optionally, the desiccant module 5 further includes a sealing ring 54 sleeved on the outer surface of the hollow annular boss to seal the desiccant container 52.

In some optional embodiments, the inner chamber module 2 includes an inner chamber, an upper flange and a lower flange at the upper and lower ends of the inner chamber, the optical module 6 is fixedly connected to the upper flange, and the lower flange is connected to the base 11.

Optionally, the inner bin module 2 further comprises a sealing gasket, and the upper flange is provided with a sealing gasket groove for placing the sealing gasket.

Further optionally, the gasket is formed with a tapered protrusion to reduce the force required to compress the gasket during assembly.

While the present application has been described with reference to preferred embodiments, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the present application, and in particular, features shown in the various embodiments may be combined in any manner as long as there is no structural conflict. The present application is not intended to be limited to the particular embodiments disclosed herein but is to cover all embodiments that may fall within the scope of the appended claims.

Claims (12)

1. A desktop infrared spectrometer's casing, desktop infrared spectrometer includes interior storehouse module, screen module, battery module, optical module and drier module, its characterized in that, the casing includes:

the base is provided with a first limiting part and a second limiting part, the first limiting part is used for installing the inner bin module, and the second limiting part is used for installing the battery module;

the upper cover assembly comprises an upper cover, a first side wall, a second side wall, a third side wall and a fourth side wall, wherein the first side wall, the second side wall, the third side wall and the fourth side wall surround the upper cover to form a containing cavity, the containing cavity is used for containing the inner bin module, the battery module, the optical module and the desiccant module, and a third limiting part used for placing the screen module is arranged on one side of the upper cover, which is far away from the containing cavity;

one end of the first side wall, the second side wall, the third side wall and the fourth side wall, which is far away from the upper cover, is detachably connected with the base;

the quick-release cover is detachably connected to the first side wall, the first side wall is provided with a hollow part, and the quick-release cover covers the hollow part and is used for enabling the desiccant module to be contained or taken out of the containing cavity.

2. The cabinet of a desktop infrared spectrometer according to claim 1, wherein the upper cover comprises a body portion and a rim portion surrounding the body portion, the rim portion extending from the body portion toward a side of the receiving cavity,

one end of the edge part, which is far away from the main body part, is provided with a first step structure extending along the circumferential direction of the edge part, and one ends, which are close to the upper cover, of the first side wall, the second side wall, the third side wall and the fourth side wall are provided with a second step structure, and the first step structure and the second step structure can be in butt fit.

3. The housing of the desktop infrared spectrometer of claim 1, wherein the first sidewall and the second sidewall are disposed opposite to each other, the third sidewall and the fourth sidewall are disposed opposite to each other, and the first sidewall, the second sidewall, the third sidewall and the fourth sidewall are detachably connected to the top cover, respectively.

4. The housing of the desktop infrared spectrometer of claim 3, wherein along the enclosing direction of the first, third, second and fourth sidewalls, one side of the first sidewall is concave-convex matched with one side of the third sidewall, and the other side of the first sidewall is concave-convex matched with one side of the fourth sidewall;

one side of the second side wall is in concave-convex fit with the other side of the third side wall, and the other side of the second side wall is in concave-convex fit with the other side of the fourth side wall.

5. The housing of the desktop infrared spectrometer of claim 1, wherein the first stop comprises a groove and the second stop comprises a first opening.

6. The housing of the desktop infrared spectrometer of claim 5, wherein the bottom wall of the recess is formed with a second opening, the bottom wall further comprising a plurality of first ribs disposed in the second opening.

7. The cabinet of the desktop infrared spectrometer of claim 1, wherein the quick-release cover comprises a board body, and a clamping member and a limiting protrusion located at two opposite ends of the board body, and the first side wall is provided with a clamping fitting member capable of being in clamping fit with the clamping member and a limiting groove capable of being in clamping fit with the limiting protrusion.

8. The cabinet of the desktop infrared spectrometer of claim 1, further comprising a waste bin disposed on a side of the first sidewall away from the receiving cavity, the waste bin comprising a bin body and a connector,

a third opening is formed in one side, facing the upper cover, of the box body;

the first side wall is provided with an adapter, and the connecting piece and the adapter can be matched and connected, so that the waste box can be detachably connected to the first side wall.

9. The housing of the desktop infrared spectrometer of claim 8, wherein a portion of the first sidewall between the waste bin and the base is formed with a first hand-held portion, the second sidewall is disposed opposite the first sidewall, and a portion opposite the first hand-held portion is formed with a second hand-held portion.

10. A desktop infrared spectrometer comprising the enclosure of any of claims 1-9, further comprising an interior chamber module, a screen module, a battery module, a desiccant module, and an optics module.

11. The desktop infrared spectrometer of claim 10, wherein the battery module comprises a battery compartment and a compartment cover located to one side of the battery compartment,

the battery compartment is provided with an accommodating space for accommodating a battery, and the bottom wall of the battery compartment forming the accommodating space is provided with a plurality of second reinforcing ribs;

the bin cover comprises a cover body, a limiting part and a handle, wherein the limiting part extends towards the accommodating space from the cover body, the handle is located on one side, far away from the accommodating space, of the cover body, and the limiting part is used for abutting the battery to one side of the battery bin.

12. The desktop infrared spectrometer according to claim 10, wherein the screen module comprises a screen upper shell, a screen lower shell and a support plate, the support plate is located on one side of the screen lower shell facing away from the screen upper shell, the bottom end of the screen upper shell is rotatably connected with the third limiting portion through a first damping shaft, and the support plate is rotatably connected with the screen upper shell through a second damping shaft;

the screen upper shell is provided with a plurality of first clamping pieces along the outer edge of the screen upper shell, the screen lower shell is provided with a plurality of second clamping pieces along the outer edge of the screen lower shell, and the first clamping pieces and the second clamping pieces can be clamped with each other;

the periphery of screen epitheca is close to one side of screen inferior valve is formed with first concave-convex structure, the periphery of screen inferior valve is close to one side of screen epitheca is formed with second concave-convex structure, first concave-convex structure with second concave-convex structure can unsmooth cooperation.

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