CN211602913U

CN211602913U - Ultraviolet-visible spectrophotometer

Info

Publication number: CN211602913U
Application number: CN201922488016.2U
Authority: CN
Inventors: 肖彬; 童敏
Original assignee: Jiangsu Ruichuang Ecological Environment Technology Co ltd
Current assignee: Jiangsu Ruichuang Ecological Environment Technology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-29
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses an ultraviolet and visible spectrophotometer relates to the photometer field, including the spectrophotometer main part, be equipped with the display screen in the spectrophotometer main part, the cell appearance chamber has been seted up in the spectrophotometer main part. The utility model discloses in, can make sample board and cell remove more stable through mutually supporting of threaded rod and thread bush, setting through the sample board, when solution spills in the cell, can spill on the standing groove, can not spill in cell appearance intracavity, thereby be convenient for clear up, after opening sealing door, rotate the rotary rod and can the sample board shift out the cell appearance outside, pinch two bull sticks and can drive two arc clamping bars respectively and open, put into the cell after, loosen two bull sticks and can fix the cell, make and clean and hold the intracavity in-process with the cell immigration cell to contrast hot cell printing opacity portion, solution in the cell is difficult for spilling.

Description

Ultraviolet-visible spectrophotometer

Technical Field

The utility model relates to a photometer technical field especially relates to an ultraviolet visible spectrophotometer.

Background

The ultraviolet-visible spectrophotometer is an analytical instrument with wide application, is the most widely used and widely covered in the world, and is applied to various aspects of scientific research and teaching in the fields of pharmacy, medical health, chemistry and chemical engineering, environmental protection, geology, machinery, metallurgy, petroleum, food, biology, materials, measurement science, agriculture, forestry, fishery and the like for qualitative analysis, purity inspection, structural analysis, complex composition and stability constant determination, reaction kinetics research and the like.

The existing ultraviolet-visible spectrophotometer needs to move a solution into a cuvette in a test process, and the solution is generally directly guided into a constant volume cavity such as a test tube, so that liquid can very easily soak a light transmission part of the cuvette, the light transmission part needs to be cleaned after liquid injection, liquid is easy to spill when being cleaned, and once liquid spills due to accidents, the liquid easily enters equipment, so that the ultraviolet-visible spectrophotometer is not convenient to clean, and the ultraviolet-visible spectrophotometer is provided for the purpose.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an ultraviolet visible spectrophotometer, in order to solve the current ultraviolet visible spectrophotometer that proposes in the above-mentioned background art in the test process, need with solution immigration cell, generally directly leading-in through holding chamber such as test tube, lead to the printing opacity portion of cell to soak very easily by liquid, still need clean printing opacity portion after annotating the liquid, make liquid spill easily when cleaning, and in case produce the accident and lead to liquid spill, liquid gets into in the equipment easily, thereby be not convenient for carry out the problem of clearance.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an ultraviolet-visible spectrophotometer, includes the spectrophotometer main part, be equipped with the display screen in the spectrophotometer main part, seted up the cell in the spectrophotometer main part and held the chamber, the light path through-hole has been seted up to one side that the cell held the chamber, and the light path through-hole communicates with the spectrophotometer main part mutually, the cell has been seted up the commentaries on classics hole on holding one side inner wall in chamber, changes the downthehole rotation and installs the threaded rod, and the both ends of threaded rod all extend to the commentaries on classics downthehole outside, the one end of threaded rod extends to the cell and holds the intracavity and rotate and install on the.

Preferably, the thread sleeve is sleeved on the rotary hole in a threaded manner, a sliding groove formed in the inner wall of the bottom side of the cavity of the cuvette is formed below the thread sleeve, a sliding block is slidably mounted in the sliding groove, and the top side of the sliding block extends out of the sliding groove and is fixedly mounted on the bottom side of the thread sleeve.

Preferably, the top side fixed mounting of thread bush has the sample board, and the standing groove has been seted up to the top side of sample board, has seted up the extrusion hole on one side inner wall of standing groove, fixed mounting has two changers on the inner wall of extrusion hole one side, all rotates on two changers to have cup jointed the bull stick.

Preferably, the both ends of two bull sticks in the extrusion hole all extend to outside the extrusion hole, and the one end of two bull sticks extends to in the standing groove and equal fixed mounting has arc clamping bar, two arc clamping bar looks adaptations.

Preferably, one side of each of the two rotating rods, which is close to each other, is fixedly provided with the same spring, and the spring is positioned in the placing groove.

Preferably, a sealing hole is formed in the inner wall of one side of the cavity side of the cuvette, and a sealing door is rotatably mounted on the inner wall of one side of the sealing hole.

Preferably, one side fixed mounting of spectrophotometer main part has the rotary rod, and the one end that the sealing door was kept away from to the threaded rod runs through the seal cover and fixed mounting has the rotary rod.

The utility model has the advantages that:

in the utility model, through the design of the threaded rod and the threaded sleeve, the threaded rod is rotated to drive the threaded sleeve to move left, the threaded sleeve moves to drive the sliding block to slide in the sliding chute, and simultaneously the threaded sleeve moves to drive the sample plate to move left and move out of the cavity of the cuvette, so that the sample plate and the cuvette can move more stably through the mutual matching of the threaded rod and the threaded sleeve, and the solution in the cuvette is prevented from spilling due to excessive force;

in the utility model, through the arrangement of the sample plate, when the solution in the cuvette is spilled, the solution can be spilled on the placing groove and can not be spilled in the cuvette cavity, thereby being convenient for cleaning;

the utility model discloses in, after opening the sealing door, rotate the rotary rod and can the sample plate shift out the cell and hold the chamber outside, pinch two bull sticks and can drive two arc clamping bars respectively and open, put into the cell after, loosen two bull sticks and can fix the cell for hold the intracavity in-process in contrast cell printing opacity portion clean and with cell immigration cell, the solution in the cell is difficult for spilling.

Drawings

Fig. 1 is a schematic perspective view of an ultraviolet-visible spectrophotometer according to the present invention;

fig. 2 is a schematic side view of an ultraviolet-visible spectrophotometer according to the present invention;

fig. 3 is an enlarged schematic structural diagram of a point a in fig. 2 of an ultraviolet-visible spectrophotometer according to the present invention;

fig. 4 is a schematic top view of a sample plate of an ultraviolet-visible spectrophotometer according to the present invention.

In the figure: 1. a spectrophotometer main body; 2. a display screen; 3. a cuvette cavity; 4. a light path through hole; 5. sealing the hole; 6. a sealing door; 7. hole turning; 8. a threaded rod; 9. a threaded sleeve; 10. a chute; 11. a slider; 12. a sample plate; 13. a placement groove; 14. extruding the hole; 15. turning the column; 16. a rotating rod; 17. an arc-shaped clamping rod; 18. rotating the rod; 19. and (5) sealing the sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, an ultraviolet-visible spectrophotometer, includes spectrophotometer main part 1, be equipped with display screen 2 on spectrophotometer main part 1, the cell has been seted up on spectrophotometer main part 1 and has been held chamber 3, and light path through-hole 4 has been seted up to one side that the cell held chamber 3, and light path through-hole 4 is linked together with spectrophotometer main part 1, the cell has been seted up on holding chamber 3's one side inner wall and has been changeed hole 7, and the threaded rod 8 is installed to the internal rotation of commentaries on classics hole 7, and the both ends of threaded rod 8 all extend to outside changeing hole 7, the one end of threaded rod 8 extends to in the cell 3 and rotates and install on cell 3 holds one side inner wall, can make sample board 12 and cell remove more stably through mutually supporting of threaded rod 8 and thread bush 9.

The utility model discloses in, change the screw thread and cup jointed thread bush 9 on the hole 7, the below of thread bush 9 is equipped with sets up spout 10 on the cell holds the inner wall of chamber 3 bottom side, and slidable mounting has slider 11 in spout 10, and the top side of slider 11 extends to spout 10 outer and fixed mounting on the bottom side of thread bush 9, can carry on slider 11 spacing through spout 10, and then spacing with thread bush 9, avoids thread bush 9 to follow threaded rod 8 and rotate together.

The utility model discloses in, threaded sleeve 9's top side fixed mounting has sample plate 12, and standing groove 13 has been seted up on the top side of sample plate 12, has seted up extrusion hole 14 on one side inner wall of standing groove 13, fixed mounting has two rotary columns 15 on the inner wall of extrusion hole 14 one side, has all rotated on two rotary columns 15 and has cup jointed bull stick 16, through standing groove 13's design, when solution spills in the cell, can spill on standing groove 13, can not spill at the cell and hold the intracavity 3 to be convenient for clear up.

The utility model discloses in, outside the both ends of two bull sticks 16 in the extrusion hole 14 all extended to extrusion hole 14, the one end of two bull sticks 16 extended to in the standing groove 13 and equal fixed mounting has arc clamping bar 17, and two arc clamping bar 17 looks adaptations can press from both sides tight cell through arc clamping bar 17, avoid spilling than the solution in the cell.

The utility model discloses in, one side fixed mounting that two bull sticks 16 are close to each other has same spring, and the spring is located standing groove 13, makes two arc clamping bars 17 be close to each other and compresses tightly the cell under the reaction force through the spring, and then fixes the cell.

The utility model discloses in, sealed hole 5 has been seted up on the cell appearance chamber 3 side inner wall, rotates on one side inner wall of sealed hole 5 and installs sealing door 6, can guarantee the leakproofness through setting up of sealing door 6.

The utility model discloses in, one side fixed mounting of spectrophotometer main part 1 has rotary rod 18, and the one end that sealing door 6 was kept away from to threaded rod 8 runs through seal cover 19 and fixed mounting has rotary rod 18, can guarantee the leakproofness when rotary rod 18 rotates through seal cover 19.

This practical theory of operation:

after the sealing door 6 is opened, the rotating rod 18 is rotated to drive the threaded rod 8 to rotate, the threaded rod 8 rotates to drive the threaded sleeve 9 to move leftwards, the threaded sleeve 9 moves to drive the sliding block 11 to slide in the sliding groove 10, meanwhile, the threaded sleeve 9 moves to drive the sample plate 12 to move leftwards, when the sample plate 12 moves out of the cuvette accommodating cavity 3, the two rotating rods 16 are pinched to rotate around the two rotating columns 15 respectively, the two rotating rods 16 rotate to drive the two arc-shaped clamping rods 17 to rotate respectively, the spring generates elastic deformation, after the cuvette is placed between the two arc-shaped clamping rods 17, the two rotating rods 16 are loosened, the two arc-shaped clamping rods 17 are close to each other under the reaction force of the spring to press the cuvette to fix the cuvette, after the solution is moved into the cuvette, the light transmission of the cuvette is not wiped, and because the cuvette is fixed, the liquid in the cuvette is not easy to spill when the light transmission part of the cuvette is wiped, after placing, the back is rotated to the antiport rotary rod 18 makes sample plate 12 move into the cell and holds the intracavity 3, and then makes the cell corresponding with the position of light path through-hole 4, then close sealing door 6 and can test, can make sample plate 12 and cell removal more stable through mutually supporting of threaded rod 8 and thread bush 9, when solution spills out in the cell, can spill on standing groove 13, can not spill in cell holds the intracavity 3 to be convenient for clear up.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an ultraviolet visible spectrophotometer, includes spectrophotometer main part (1), be equipped with display screen (2) on spectrophotometer main part (1), its characterized in that: seted up the cell on spectrophotometer main part (1) and held chamber (3), light path through-hole (4) have been seted up to one side that the cell held chamber (3), and light path through-hole (4) are linked together with spectrophotometer main part (1), the cell has been seted up on holding one side inner wall of chamber (3) and has been changeed hole (7), and threaded rod (8) are installed to changeing hole (7) internal rotation, and the both ends of threaded rod (8) all extend to outside changeing hole (7), the one end of threaded rod (8) extends to the cell and holds the chamber (3) in and rotate and install on the inner wall of one side that the cell held chamber (3).

2. The uv-vis spectrophotometer according to claim 1, wherein: the rotating hole (7) is sleeved with a threaded sleeve (9) in a threaded manner, a sliding groove (10) formed in the inner wall of the bottom side of the cuvette accommodating cavity (3) is arranged below the threaded sleeve (9), a sliding block (11) is arranged in the sliding groove (10) in a sliding manner, and the top side of the sliding block (11) extends out of the sliding groove (10) and is fixedly installed on the bottom side of the threaded sleeve (9).

3. An ultraviolet-visible spectrophotometer according to claim 2, wherein: the sample plate (12) is fixedly mounted on the top side of the threaded sleeve (9), the placing groove (13) is formed in the top side of the sample plate (12), the extrusion hole (14) is formed in the inner wall of one side of the placing groove (13), two rotating columns (15) are fixedly mounted on the inner wall of one side of the extrusion hole (14), and the rotating rods (16) are sleeved on the two rotating columns (15) in a rotating mode.

4. An ultraviolet-visible spectrophotometer according to claim 3 wherein: both ends of two bull sticks (16) in extrusion hole (14) all extend to outside extrusion hole (14), and the one end of two bull sticks (16) extends to in standing groove (13) and equal fixed mounting has arc clamping bar (17), two arc clamping bar (17) looks adaptations.

5. The uv-vis spectrophotometer according to claim 4, wherein: one side of each rotating rod (16) close to each other is fixedly provided with the same spring, and the springs are positioned in the placing grooves (13).

6. The uv-vis spectrophotometer according to claim 1, wherein: a sealing hole (5) is formed in the inner wall of one side of the cuvette accommodating cavity (3), and a sealing door (6) is rotatably mounted on the inner wall of one side of the sealing hole (5).

7. The uv-vis spectrophotometer according to claim 1, wherein: one side fixed mounting of spectrophotometer main part (1) has rotary rod (18), and seal cover (19) and fixed mounting have rotary rod (18) are run through to the one end that sealing door (6) were kept away from in threaded rod (8).