CN215640856U

CN215640856U - Portable ultraviolet-visible spectrophotometer

Info

Publication number: CN215640856U
Application number: CN202121969550.6U
Authority: CN
Inventors: 罗洁漫; 韦芳; 梁志森
Original assignee: Guangzhou Osh China Safety Technology Co ltd
Current assignee: Guangzhou Osh China Safety Technology Co ltd
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2022-01-25
Anticipated expiration: 2031-08-20

Abstract

The utility model discloses a portable ultraviolet-visible spectrophotometer which comprises a box body, wherein a gland mechanism is detachably connected to the top of the box body, a lateral pressing mechanism is arranged on the inner wall of the box body, a workbench is arranged in the box body, a spectrophotometer body is placed above the workbench, a lifting mechanism is arranged below the workbench, grooves are formed in four corners of the bottom of the box body, and auxiliary supporting mechanisms are arranged in the grooves. According to the utility model, the spectrophotometer body can be conveniently moved to the outdoor for work through the box body, the upper pressing plate, the side pressing plate and the workbench can jointly act to prevent the spectrophotometer body from moving in the box body, the first spring and the second spring can absorb vibration in the transportation process, the lifting mechanism can move the workbench upwards during outdoor work, a supporting table surface is provided for the work of the spectrophotometer body, and the auxiliary supporting mechanism can improve the stability of the workbench in the outdoor environment.

Description

Portable ultraviolet-visible spectrophotometer

Technical Field

The utility model relates to the technical field of spectrophotometers, in particular to a portable ultraviolet-visible spectrophotometer.

Background

The ultraviolet spectrophotometer is an analysis instrument based on the principle of ultraviolet-visible spectrophotometry and used for analyzing by utilizing radiation absorption of substance molecules in an ultraviolet-visible spectrum region. The device mainly comprises a light source, a monochromator, an absorption cell, a detector, a signal processor and the like. The function of the light source is to provide a stable continuous spectrum of light of sufficient intensity. The ultraviolet region is usually a hydrogen lamp or a deuterium lamp, and the visible region is usually a tungsten lamp or a halogen tungsten lamp. The monochromator functions to split the composite light from the light source and separate monochromatic light of a desired wavelength therefrom. The dispersive element has both a prism and a grating. The glass absorption cell is used for measuring the visible light area, and the quartz absorption cell is used for measuring the ultraviolet light area. The detector functions to detect the intensity of transmitted light by a photoelectric conversion element and convert an optical signal into an electrical signal. Common photoelectric conversion elements include phototubes, photomultiplier tubes, and photodiode array detectors. In the conventional monitoring of water quality, ultraviolet and visible spectrophotometry occupies a large proportion.

The existing ultraviolet spectrophotometer is generally placed in a laboratory, environmental monitoring personnel need to return to the laboratory from the field to analyze the water quality, the time of the back and forth is long, the result cannot be obtained by evidence on the site, and the working efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a portable ultraviolet-visible spectrophotometer.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a portable ultraviolet-visible spectrophotometer, includes the box, the top of box can be dismantled and be connected with gland mechanism, be equipped with side pressure mechanism on the inner wall of box, the inside workstation that is equipped with of box, the spectrophotometer body has been placed to the top of workstation, the below of workstation is equipped with lifting mechanism, four corners in the bottom of box are equipped with the recess, be equipped with supplementary supporting mechanism in the recess.

Further, the capping mechanism includes the apron, the apron passes through buckle demountable installation at the top of box, a plurality of first springs of bottom surface fixedly connected with of apron, the other end fixedly connected with top board of first spring, just the lower surface of top board and the upper surface contact of spectrophotometer body, the last fixed surface of apron is connected with the handle, puts the spectrophotometer body on the workstation, covers the apron, and through a spring action, the top board compresses tightly the upper surface at the spectrophotometer body, prevents spectrophotometer body drunkenness about the transportation, and first spring can absorb the vibration in the movement, is favorable to protecting the spectrophotometer body.

Further, the side pressure mechanism includes the side pressure board, the side pressure board is close to a plurality of second springs of one side fixedly connected with of box inner wall, the other end of second spring and the inner wall fixed connection of box, the side pressure board is kept away from one side of box inner wall and is inlayed and be equipped with the ball, and under the effect of second spring, the ball on the side pressure board contacts with the side of spectrophotometer body, prevents that the spectrophotometer body from drunkenness in the horizontal plane in the transportation, and the second spring can absorb the vibration of removal in-process, is favorable to protecting the spectrophotometer body.

Further, the lifting mechanism comprises a first fixed seat, a first movable seat, a second fixed seat and a second movable seat, the first fixed seat is fixed on the bottom surface of the inner wall of the box body, the first movable seat is connected with the bottom surface of the inner wall of the box body in a sliding manner, the first movable seat is provided with a driving device, the second fixed seat is fixed on the bottom surface of the workbench, the second movable seat is connected with the bottom surface of the workbench in a sliding manner, a first connecting rod is rotatably connected between the first fixed seat and the second movable seat, a second connecting rod is rotatably connected between the first movable seat and the second fixed seat, the first connecting rod and the second connecting rod are arranged in a crossed manner, the middle parts of the first connecting rod and the second connecting rod are rotatably connected through a first rotating shaft, the first connecting rod and the second connecting rod play a role in supporting the workbench, and the first connecting rod and the second connecting rod can lift the workbench to drive the spectrophotometer body to extend out of the box body, is convenient for working in the field.

Furthermore, the cross structures formed by the first connecting rod and the second connecting rod are provided with two groups, and the two groups of cross structures are respectively positioned on the front and the back of the first fixed seat, so that the workbench can move more stably.

Further, drive arrangement includes the screw rod, the screw rod run through first removal seat and with first removal seat threaded connection, one side of screw rod is rotated through the bearing frame and is connected with the mount pad, the mount pad is fixed in the inner wall bottom surface of box, lateral wall and the fixedly connected with handle of box are stretched out to the opposite side of screw rod, the screw rod passes through the bearing rotation with the lateral wall of box and is connected, drives first removal seat through rotating the screw rod and removes to start first connecting rod and second connecting rod and rotate.

Furthermore, the auxiliary supporting mechanism comprises a supporting rod, a second rotating shaft penetrates through the front surface and the rear surface of the supporting rod, the supporting rod is fixed on the outer surface of the second rotating shaft, the second rotating shaft is rotatably connected with the inner wall of the groove through a bearing seat, a torsional spring is sleeved on the second rotating shaft, the torsional spring is fixed between the inner wall of the groove and the supporting rod, the supporting rod is rotated to enable the supporting rod to be inserted into the ground when the ground is uneven in field work, and the stability of the workbench is facilitated.

Compared with the prior art, the utility model has the following advantages and beneficial effects:

1. when the portable spectrophotometer is used, the spectrophotometer body is conveniently moved to the outdoor for work through the arrangement of the box body, the cover plate and the handle, the spectrophotometer body is fixed by the upper pressing plate, the side pressing plate and the workbench together, the spectrophotometer body is prevented from moving in the box body, the first spring and the second spring can effectively absorb vibration in the transportation process, and the spectrophotometer body is effectively protected.

2. When the spectrophotometer provided by the utility model is used, the lifting mechanism can move the workbench upwards when the spectrophotometer works outdoors, so that a supporting table surface is provided for the work of the spectrophotometer body, and the auxiliary supporting mechanism can improve the stability of the workbench in the outdoor environment.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the work table of the present invention extending out of the case;

fig. 3 is a perspective view of the lifting mechanism of the present invention.

Illustration of the drawings:

1. a box body; 2. a cover plate; 3. an upper pressure plate; 4. a first spring; 5. a handle; 6. side pressing plates; 7. a second spring; 8. a ball bearing; 9. a spectrophotometer body; 10. a groove; 11. a stay bar; 12. a second rotating shaft; 13. a first fixed seat; 14. a first movable base; 15. a first rotating shaft; 16. a first link; 17. a second link; 18. a second fixed seat; 19. a second movable base; 20. a mounting seat; 21. a screw; 22. a handle; 23. a work bench.

Detailed Description

Fig. 1 to 3 show, relate to a portable ultraviolet and visible spectrophotometer, including box 1, the top of box 1 can be dismantled and is connected with gland mechanism, is equipped with side pressure mechanism on the inner wall of box 1, and box 1 is inside to be equipped with workstation 23, and spectrophotometer body 9 has been placed to the top of workstation 23, and the below of workstation 23 is equipped with lifting mechanism, and four corners in the bottom of box 1 are equipped with recess 10, are equipped with supplementary supporting mechanism in the recess 10.

As shown in figure 1, the capping mechanism comprises a cover plate 2, the cover plate 2 is detachably mounted on the top of a box body 1, a plurality of first springs 4 are fixedly connected to the bottom surface of the cover plate 2, an upper pressure plate 3 is fixedly connected to the other ends of the first springs 4, the lower surface of the upper pressure plate 3 is in contact with the upper surface of a spectrophotometer body 9, a handle 5 is fixedly connected to the upper surface of the cover plate 2, the side pressure mechanism comprises a side pressure plate 6, a plurality of second springs 7 are fixedly connected to one side of the side pressure plate 6 close to the inner wall of the box body 1, the other ends of the second springs 7 are fixedly connected with the inner wall of the box body 1, balls 8 are embedded in one side of the side pressure plate 6 away from the inner wall of the box body 1, the balls 8 are in contact with the side wall of the spectrophotometer body 9, the auxiliary support mechanism comprises a support rod 11, a second rotating shaft 12 penetrates through the front surface and the rear surface of the support rod 11, and the support rod 11 is fixed on the outer surface of the second rotating shaft 12, the second rotating shaft 12 is rotatably connected with the inner wall of the groove 10 through a bearing seat, a torsion spring is sleeved on the second rotating shaft 12 and fixed between the inner wall of the groove 10 and the support rod 11.

As shown in fig. 1 to 3, the lifting mechanism includes a first fixed seat 13, a first movable seat 14, a second fixed seat 18 and a second movable seat 19, the first fixed seat 13 is fixed on the bottom surface of the inner wall of the box body 1, the first movable seat 14 is slidably connected to the bottom surface of the inner wall of the box body 1, a driving device is disposed on the first movable seat 14, the second fixed seat 18 is fixed on the bottom surface of the worktable 23, the second movable seat 19 is slidably connected to the bottom surface of the worktable 23, a first connecting rod 16 is rotatably connected between the first fixed seat 13 and the second movable seat 19, a second connecting rod 17 is rotatably connected between the first movable seat 14 and the second fixed seat 18, the first connecting rod 16 and the second connecting rod 17 are arranged in a crossing manner, the middle portions of the first connecting rod 16 and the second connecting rod 17 are rotatably connected through a first rotating shaft 15, the driving device includes a screw 21, the screw 21 penetrates through the first movable seat 14 and is in threaded connection with the first movable seat 14, one side of the screw 21 is rotatably connected with a mounting seat 20 through a bearing seat, the mounting seat 20 is fixed on the bottom surface of the inner wall of the box body 1, the other side of the screw 21 extends out of the side wall of the box body 1 and is fixedly connected with a handle 22, and the screw 21 is rotatably connected with the side wall of the box body 1 through a bearing.

When the portable ultraviolet-visible spectrophotometer is used, the cover plate 2 is opened, the spectrophotometer body 9 is placed on the upper surface of the workbench 23, the balls 8 on the side pressure plates 6 are contacted with the side surface of the spectrophotometer body 9 under the action of the second springs 7, the cover plate 2 is covered, the upper pressure plate 3 is pressed on the upper surface of the spectrophotometer body 9 under the action of the first springs 4, so that the spectrophotometer body 9 is fixed in the box body 1, the spectrophotometer body 9 is prevented from moving in the transportation process, when the spectrophotometer body 9 is moved to a working position, the cover plate 2 is opened, the rotating handle 22 drives the screw rod 21 to rotate, the first moving seat 14 moves to drive the first connecting rod 16 and the second connecting rod 17 to rotate, the workbench 23 moves upwards to the outside of the box body 1, a supporting surface is provided for outdoor work, when the ground surface is not flat, the supporting rod 11 is rotated to insert the tail end of the ground surface, making the table 23 more stable.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a portable ultraviolet and visible spectrophotometer, includes box (1), its characterized in that: the top of box (1) can be dismantled and be connected with gland mechanism, be equipped with side pressure mechanism on the inner wall of box (1), box (1) inside is equipped with workstation (23), spectrophotometer body (9) have been placed to the top of workstation (23), the below of workstation (23) is equipped with lifting mechanism, four corners in the bottom of box (1) are equipped with recess (10), be equipped with auxiliary stay mechanism in recess (10).

2. The portable uv-vis spectrophotometer according to claim 1, wherein: the gland mechanism comprises a cover plate (2), the cover plate (2) is detachably mounted at the top of the box body (1), a plurality of first springs (4) are fixedly connected to the bottom surface of the cover plate (2), an upper pressing plate (3) is fixedly connected to the other end of each first spring (4), the lower surface of the upper pressing plate (3) is in contact with the upper surface of the spectrophotometer body (9), and a handle (5) is fixedly connected to the upper surface of the cover plate (2).

3. The portable uv-vis spectrophotometer according to claim 1, wherein: the lateral pressure mechanism comprises a lateral pressure plate (6), the lateral pressure plate (6) is close to a plurality of second springs (7) fixedly connected with one side of the inner wall of the box body (1), the other end of each second spring (7) is fixedly connected with the inner wall of the box body (1), one side of the inner wall of the box body (1) away from the lateral pressure plate (6) is embedded with a ball (8), and the ball (8) is in contact with the lateral wall of the spectrophotometer body (9).

4. The portable uv-vis spectrophotometer according to claim 1, wherein: the lifting mechanism comprises a first fixed seat (13), a first movable seat (14), a second fixed seat (18) and a second movable seat (19), the first fixed seat (13) is fixed on the bottom surface of the inner wall of the box body (1), the first movable seat (14) is connected with the bottom surface of the inner wall of the box body (1) in a sliding way, the first movable seat (14) is provided with a driving device, the second fixed seat (18) is fixed on the bottom surface of the workbench (23), the second movable seat (19) is connected with the bottom surface of the workbench (23) in a sliding way, a first connecting rod (16) is rotatably connected between the first fixed seat (13) and the second movable seat (19), a second connecting rod (17) is rotatably connected between the first moving seat (14) and the second fixed seat (18), the first connecting rod (16) and the second connecting rod (17) are arranged in a crossed manner, and the middle parts of the first connecting rod (16) and the second connecting rod (17) are rotatably connected through a first rotating shaft (15).

5. The portable ultraviolet-visible spectrophotometer of claim 4, wherein: the first connecting rod (16) and the second connecting rod (17) form two groups of cross structures, and the two groups of cross structures are respectively positioned on the front and the back of the first fixed seat (13).

6. The portable ultraviolet-visible spectrophotometer of claim 4, wherein: the driving device comprises a screw rod (21), the screw rod (21) runs through a first movable seat (14) and is in threaded connection with the first movable seat (14), one side of the screw rod (21) is connected with a mounting seat (20) in a rotating mode through a bearing seat, the mounting seat (20) is fixed on the bottom surface of the inner wall of the box body (1), the other side of the screw rod (21) stretches out of the side wall of the box body (1) and is fixedly connected with a handle (22), and the screw rod (21) is connected with the side wall of the box body (1) in a rotating mode through a bearing.

7. The portable uv-vis spectrophotometer according to claim 1, wherein: the auxiliary supporting mechanism comprises a supporting rod (11), a second rotating shaft (12) is arranged between the front surface and the rear surface of the supporting rod (11) in a penetrating mode, the supporting rod (11) is fixed on the outer surface of the second rotating shaft (12), the second rotating shaft (12) is connected with the inner wall of the groove (10) in a rotating mode through a bearing seat, a torsion spring is sleeved on the second rotating shaft (12), and the torsion spring is fixed between the inner wall of the groove (10) and the supporting rod (11).