CN219496150U

CN219496150U - Visible spectrophotometer

Info

Publication number: CN219496150U
Application number: CN202320161543.6U
Authority: CN
Inventors: 林苑; 廖广玲; 苏燕萍; 赵文枫; 高永超
Original assignee: Dongli Testing Guangdong Co ltd
Current assignee: Dongli Testing Guangdong Co ltd
Priority date: 2023-01-16
Filing date: 2023-01-16
Publication date: 2023-08-08
Anticipated expiration: 2033-01-16

Abstract

The utility model discloses a visible spectrophotometer, which comprises a box body, a fixed module and a box cover, wherein the box body is provided with a sample cavity with an upward opening, and the two opposite inner walls of the sample cavity are respectively provided with a first light hole; the fixing module is arranged in the sample cavity and comprises a base and a plurality of partition boards, the base is provided with a mounting groove, two ends of the mounting groove in the length direction correspond to the first light holes respectively, two side walls of the mounting groove are provided with a plurality of slots respectively, the slots are arranged in the depth direction of the mounting groove, the slots on the two sides correspond to each other one by one, the plurality of partition boards are arranged at intervals in the length direction of the mounting groove, the partition boards correspond to the slots on the two sides in an inserting mode, the partition boards are provided with second light holes, and a sample container is placed between every two adjacent partition boards; the case cover is rotatably mounted to the case body and is used for opening or closing the opening. According to the visible spectrophotometer, the installation position of the partition plate is adjusted to adjust the space for placing the sample container, so that the visible spectrophotometer is suitable for sample containers with different sizes and specifications, and has good universality.

Description

Visible spectrophotometer

Technical Field

The utility model relates to the technical field of analytical instruments, in particular to a visible spectrophotometer.

Background

The visible spectrophotometer is based on the principle of ultraviolet-visible spectrophotometry, and is an analytical instrument for analyzing radiation absorption of substance molecules in the ultraviolet-visible spectrum, and is mainly applied to water and wastewater monitoring so as to monitor, analyze and comprehensively evaluate a water system, for example, including monitoring an aqueous phase (solution itself), a solid phase (suspended matters and substrates), a biological phase (aquatic organisms) and the like. In the related art, the size and specification of a sample chamber of the visible spectrophotometer are constant, and only a container with one specification can be placed, so that the universality is poor.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the visible spectrophotometer, and the installation position of the baffle plate is adjusted to adjust the space for placing the sample container, so that the visible spectrophotometer is suitable for sample containers with different sizes and specifications, and has good universality.

According to an embodiment of the present utility model, a visible spectrophotometer includes: the box body is provided with a sample cavity with an upward opening, and first light holes are respectively formed in two opposite inner walls of the sample cavity; the fixing module is arranged in the sample cavity and comprises a base and a plurality of partition boards, wherein the base is provided with a mounting groove, two ends of the mounting groove in the length direction correspond to the first light holes respectively, a plurality of slots are formed in the side walls of two sides of the mounting groove respectively, the slots are arranged in the depth direction of the mounting groove, the slots on two sides correspond to each other one by one, the partition boards are arranged at intervals in the length direction of the mounting groove, the partition boards are correspondingly inserted into the slots on two sides, a second light hole is formed in the middle of the partition board, and a sample container is placed between two adjacent partition boards; the box cover is rotatably arranged on the box body and used for opening or closing the opening.

The technical scheme at least has the following beneficial effects: through set up fixed module in the sample chamber of box, in the fixed module, the base sets up the mounting groove, and the baffle can peg graft in the base along the different positions of the length direction of mounting groove to adjustable baffle's mounted position, with the distance between two adjacent baffles of adjustment, the space that is used for placing sample container is adjusted promptly, and then adapts to the sample container of equidimension specification not, and the commonality is good, and grafting mode convenient operation.

According to some embodiments of the utility model, in the width direction of the mounting groove, two ends of the partition board are respectively provided with a plug-in part, and the thickness of the plug-in part is smaller than that of the partition board.

According to some embodiments of the utility model, at least one side of the partition is provided with an elastic member along the length direction of the mounting groove, and the elastic member is used for pressing the sample container against the adjacent partition.

According to some embodiments of the utility model, the elastic member is an elastic plate, the elastic plate is provided with a third light hole corresponding to the second light hole, two ends of the elastic plate are respectively fixed at the upper end and the lower end of the partition board through screws, and the middle part of the elastic plate is convexly arranged in a direction away from the partition board.

According to some embodiments of the utility model, the stationary module is movably mounted to the sample chamber in an up-down direction.

According to some embodiments of the utility model, the base is slidably mounted in the up-down direction on the box, the base is provided with a rack, the rack is arranged in the up-down direction, the box is provided with a gear and a handle connected with the gear, and the gear is meshed with the rack.

According to some embodiments of the utility model, the case is provided with a positioning block, the positioning block is located at a bottom wall of the sample cavity, and when the base is abutted against the positioning block, the mounting groove corresponds to the first light hole.

According to some embodiments of the utility model, the case is further provided with a stopper, and the stopper is disposed on a side wall of the sample cavity and above the base.

According to some embodiments of the utility model, the base is provided with a chute, the chute is arranged along the horizontal direction, the base is connected with a first connecting rod and a second connecting rod which are arranged in a crossing way, two ends of the first connecting rod are respectively hinged with the box body and the base, the middle parts of the first connecting rod and the second connecting rod are hinged, the upper end of the second connecting rod is slidably arranged in the chute, and the lower end of the second connecting rod is connected with a driver.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings, in which:

FIG. 1 is a front cross-sectional view of a visible spectrophotometer in an embodiment of the present utility model;

FIG. 2 is a top cross-sectional view of a securing module according to an embodiment of the present utility model;

fig. 3 is a front view of a fixing module according to another embodiment of the present utility model.

Reference numerals:

a case 100; a sample chamber 110; a first light hole 120; a positioning block 130; a stopper 140;

a fixing module 200; a base 210; a mounting groove 211; a slot 212; a chute 213; a partition 220; a second light hole 221; a plug-in portion 222; an elastic member 230; a third light hole 231; a rack 240; a gear 250; a handle 260; a first link 270; a second link 280; a driver 290;

a cover 300.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1 to 3, an embodiment of the present utility model provides a visible spectrophotometer including a case 100, a fixing module 200, and a case cover 300.

Referring to fig. 1, it can be understood that the case 100 has a substantially rectangular structure, the case 100 is provided with a sample cavity 110 with an upward opening, the left and right sidewalls of the sample cavity 110 are respectively provided with first light holes 120, and the central lines of the two first light holes 120 coincide.

Referring to fig. 1 and 2, it can be understood that the fixing module 200 is installed in the sample chamber 110, and specifically, the fixing module 200 includes a base 210 and a plurality of partitions 220, the base 210 is provided with an installation groove 211, an opening of the installation groove 211 faces upward, and both left and right ends of the installation groove 211 correspond to the two first light-transmitting holes 120, respectively, and the first light-transmitting holes 120 communicate with the installation groove 211, both side walls of the installation groove 211 are correspondingly provided with a plurality of slots 212, respectively, and the slots 212 are disposed along a depth direction of the installation groove 211. The plurality of spacers 220 are spaced apart along the length direction (i.e., left and right direction) of the mounting groove 211, and the plurality of spacers 220 are inserted into the slots 212 formed at both sides of the mounting groove 211, thereby facilitating the installation, and a space for placing the sample container is formed between two adjacent spacers 220. The middle position of the partition 220 is provided with a second light transmission hole 221, and the center line of the second light transmission hole 221 coincides with the center line of the first light transmission hole 120, so that light is irradiated into the sample container through the first light transmission hole 120 and the second light transmission hole 221 for detection.

Referring to fig. 1, it will be appreciated that one end of the cover 300 is rotatably mounted to the case 100, and the opening of the sample chamber 110 can be opened or closed by turning the cover 300, so that the operation is convenient to place the sample container into the sample chamber 110.

When the sample container is placed, according to the size of the sample container, part of the partition plates 220 can be detached or the partition plates 220 can be inserted into the slots 212 at different positions, so that the distance between two adjacent partition plates 220 is adjusted, namely, the space for placing the sample container is adjusted, further, the sample container with different sizes is adapted, the universality is good, the partition plates 220 are installed in an inserting mode, and the operation is convenient.

Referring to fig. 2, it can be understood that the front-rear direction is defined as the width direction of the installation groove 211, the insertion parts 222 are respectively provided at both ends of the partition 220 along the width direction of the installation groove 211, the thickness of the insertion parts 222 is smaller than that of the partition 220, and the thickness of the insertion parts 222 is matched with the groove width of the insertion groove 212, so that both the groove wall of the insertion groove 212 and the groove wall of the installation groove 211 have guiding and limiting effects on the partition 220, thereby facilitating installation and reducing the weight of the partition 220.

Referring to fig. 1 and 2, it can be understood that at least one side of the partition 220 is provided with an elastic member 230 along the length direction of the installation groove 211, and more particularly, the left side of the partition 220 is provided with the elastic member 230. When the sample container is placed between the adjacent two of the partitions 220, the elastic member 230 abuts the sample container against the partition 220 located on the left side, thereby stabilizing the sample container placement.

Referring to fig. 1 and 2, it can be understood that the elastic member 230 is provided as an elastic plate, the elastic plate is provided with a third light hole 231 corresponding to the second light hole 221, the upper and lower ends of the elastic plate are respectively fixedly connected to the upper and lower ends of the partition 220 through screws, and the middle of the elastic plate is protruded in a direction away from the partition 220, i.e., the middle of the elastic plate is protruded in a left direction. Therefore, the sample container can be conveniently inserted between the two adjacent partition plates 220, the elastic plate can press the sample container, and the sample container is stable and reliable, simple in elastic plate structure and easy to realize.

Referring to fig. 1, it will be appreciated that the fixing module 200 is movably installed in the sample chamber 110 in the up-down direction, i.e., the base 210 is movably installed in the sample chamber 110 in the up-down direction, so that the base 210 can be moved upward into the upper opening of the sample chamber 110 to facilitate the removal or placement of the sample container.

Referring to fig. 1, it can be understood that the base 210 is slidably mounted on the case 100 in an up-down direction, for example, the base 210 is mounted on the case 100 by means of a guide post and a guide block, or by means of a slide rail and a slide block, the base 210 is provided with a rack 240, the rack 240 is disposed in an up-down direction, the case 100 is provided with a gear 250 and a handle 260, the handle 260 is connected with the gear 250, the gear 250 is meshed with the rack 240, so that the handle 260 can be rotated to drive the gear 250 to rotate, and the cooperation of the gear 250 and the rack 240 can drive the base 210 to move in an up-down direction, so that the base 210 can be conveniently moved up into an upper opening of the sample cavity 110, and a sample container can be conveniently taken out or placed. Simple structure and easy realization.

Referring to fig. 1, it can be understood that the case 100 is provided with a positioning block 130, the positioning block 130 is located at a bottom wall of the sample cavity 110, and when the base 210 moves downward and abuts against the positioning block 130, the left and right ends of the mounting groove 211 respectively correspond to the first light holes 120. By providing the positioning block 130, a downward movement stroke of the base 210 can be limited, so that the mounting groove 211 is aligned with the first light transmitting hole 120, and light can pass through the mounting groove, thereby improving reliability.

Referring to fig. 1, it can be understood that the case 100 is further provided with a stopper 140, the stopper 140 is disposed on a side wall of the sample cavity 110, and the stopper 140 is located above the base 210, so that the stopper 140 defines an upward travel of the base 210, and prevents the base 210 from being separated from the sample cavity 110, thereby further improving reliability.

Referring to fig. 3, in other embodiments, it is understood that the base 210 is provided with a chute 213, the chute 213 is disposed along a left-right direction, the base 210 is connected with a first link 270 and a second link 280 which are disposed in a crossed manner, the middle positions of the first link 270 and the second link 280 are hinged, two ends of the first link 270 are respectively hinged with the case 100 and the base 210, the upper end of the second link 280 is slidably disposed at the chute 213, the lower end is connected with a driver 290, the driver 290 may be a cylinder or a hydraulic cylinder, the driver 290 drives the lower end of the second link 280 to move along the left-right direction, the upper end of the second link 280 moves along the chute 213, and the moving directions of the upper end and the lower end of the second link 280 are opposite, and the base 210 can be driven to move up and down in cooperation with the first link 270, so as to drive the base 210 to move up into an upper opening of the sample chamber 110, thereby facilitating the removal or placement of the sample container. Simple structure and easy realization.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims

1. A visible spectrophotometer, comprising:

the box body is provided with a sample cavity with an upward opening, and first light holes are respectively formed in two opposite inner walls of the sample cavity;

the fixing module is arranged in the sample cavity and comprises a base and a plurality of partition boards, wherein the base is provided with a mounting groove, two ends of the mounting groove in the length direction correspond to the first light holes respectively, a plurality of slots are formed in the side walls of two sides of the mounting groove respectively, the slots are arranged in the depth direction of the mounting groove, the slots on two sides correspond to each other one by one, the partition boards are arranged at intervals in the length direction of the mounting groove, the partition boards are correspondingly inserted into the slots on two sides, a second light hole is formed in the middle of the partition board, and a sample container is placed between two adjacent partition boards;

the box cover is rotatably arranged on the box body and used for opening or closing the opening.

2. The visible spectrophotometer of claim 1, wherein: along the width direction of the mounting groove, two ends of the partition board are respectively provided with a plug-in part, and the thickness of the plug-in part is smaller than that of the partition board.

3. The visible spectrophotometer of claim 1, wherein: along the length direction of mounting groove, at least one side of baffle is equipped with the elastic component, the elastic component is used for supporting the sample container to press in adjacent the baffle.

4. A visible spectrophotometer according to claim 3, wherein: the elastic piece is arranged to be an elastic plate, the elastic plate is provided with a third light hole corresponding to the second light hole, two ends of the elastic plate are respectively fixed at the upper end and the lower end of the partition board through screws, and the middle part of the elastic plate protrudes towards the direction away from the partition board.

5. The visible spectrophotometer of claim 1, wherein: the fixing module is movably arranged in the sample cavity along the up-down direction.

6. The visible spectrophotometer of claim 5, wherein: the base along upper and lower direction slidable mounting in the box, the base is equipped with the rack, the rack is arranged along upper and lower direction, the box be equipped with the gear and with the handle of gear coupling, the gear with the rack meshing.

7. The visible spectrophotometer of claim 6, wherein: the box is provided with a positioning block, the positioning block is located on the bottom wall of the sample cavity, when the base is abutted to the positioning block, the mounting groove corresponds to the first light hole.

8. The visible spectrophotometer of claim 7, wherein: the box body is also provided with a limiting block, and the limiting block is arranged on the side wall of the sample cavity and is positioned above the base.

9. The visible spectrophotometer of claim 5, wherein: the base is provided with a chute, the chute is arranged along the horizontal direction, the base is connected with a first connecting rod and a second connecting rod which are arranged in a crossing way, two ends of the first connecting rod are respectively hinged with the box body and the base, the first connecting rod is hinged with the middle part of the second connecting rod, the upper end of the second connecting rod is slidably arranged in the chute, and the lower end of the second connecting rod is connected with a driver.