CN212904485U

CN212904485U - Polarimeter for measuring concentration of optical rotation solution based on corroded optical fiber

Info

Publication number: CN212904485U
Application number: CN202021977733.8U
Authority: CN
Inventors: 袁健
Original assignee: Hubei Oufanbo Photoelectric Technology Co ltd
Current assignee: Hubei Oufanbo Photoelectric Technology Co ltd
Priority date: 2020-09-11
Filing date: 2020-09-11
Publication date: 2021-04-06
Anticipated expiration: 2030-09-11

Abstract

The utility model belongs to the technical field of the polarimeter, especially, a polarimeter based on corrode optical fiber measurement optical rotation solution concentration, be not convenient for carry on when carrying to current polarimeter and lead to the portability relatively poor, and polarimeter causes the damaged problem of turning striking easily at the removal in-process, the following scheme is proposed to the present, it includes the polarimeter main part, fixed plate and two sheaths, two equal activities of sheath cup joint in the polarimeter main part outside, and the equal fixed mounting in one side top that two sheaths are close to each other has the connecting plate, one side that two connecting plates are close to each other all with the one end of fixed plate activity butt and fixedly connected with rack, fixed plate top fixed mounting has the handle, the through-hole has been seted up to fixed plate one side. The utility model discloses a set up the portability of handle polarimeter to prevent to remove the in-process striking and cause the turning to damage through setting up the sheath in the polarimeter outside, improved its life.

Description

Polarimeter for measuring concentration of optical rotation solution based on corroded optical fiber

Technical Field

The utility model relates to an polarimeter technical field especially relates to an polarimeter based on corrode optical fiber measurement optical rotation solution concentration.

Background

Polarimeters are instruments that measure the optical rotation of a substance. By measuring the optical rotation of the sample, the concentration, content, purity, etc. of the substance can be analytically determined. It can be widely used in pharmacy, drug inspection, sugar production, food, spice, monosodium glutamate, chemical industry, petroleum industry, etc. Through retrieval, chinese patent with publication number CN204439531U discloses an polarimeter for measuring concentration of optically active solution based on corroded fiber, which is sequentially provided with 650 laser, polarizer, plastic measuring tool, polarization analyzer, photodetector and digital signal processor along the light transmission direction, wherein the fiber between polarization path and polarization analyzer passes through the plastic measuring tool and is fixed on the sidewall of the plastic measuring tool, the fiber inside the plastic measuring tool is stripped with one centimeter of fiber jacket, and the bare fiber core is uniformly corroded by hydrofluoric acid with mass concentration of 40% to form corroded fiber.

However, the conventional polarimeter is inconvenient to carry by hand when being carried, so that the portability is poor, and the polarimeter is easy to cause corner impact damage in the moving process, so that a polarimeter for measuring the concentration of an optical rotation solution based on a corroded optical fiber is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the existing polarimeter is inconvenient to carry out and causes the poor portability and the polarimeter easily causes the damage of corner impact in the moving process when being carried, and providing the polarimeter for measuring the concentration of the optical rotation solution based on the corroded optical fiber.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a polarimeter for measuring the concentration of an optical rotation solution based on corroded optical fiber comprises a polarimeter main body, a fixed plate and two sheaths, wherein the two sheaths are movably sleeved outside the polarimeter main body, the tops of the two sheaths close to each other are fixedly provided with connecting plates, the sides of the two connecting plates close to each other are movably abutted to the fixed plate and fixedly connected with one ends of racks, a handle is fixedly arranged at the top of the fixed plate, one side of the fixed plate is provided with a through hole, the inner walls of the front side and the rear side of the through hole are rotatably provided with a same connecting shaft, the connecting shaft is fixedly provided with a gear, the two racks are respectively meshed with the gear, a transverse plate is arranged at the top of the rack above the transverse plate, the top inner wall of the through hole is provided with a vertical groove, a wedge-shaped clamping plate is slidably, the other end of the pull rod extends to the top of the fixing plate and is fixedly provided with a pull ring.

Preferably, one end of a vertical rod is fixedly connected to the top of one of the two connecting plates, and a handball is fixedly mounted at the other end of the vertical rod, so that the connecting plates can be conveniently pushed to move to one side.

Preferably, the same locating plate is fixedly mounted on the inner walls of the front side and the rear side of the through hole, one end of the guide rod is fixedly connected to one side of each locating plate far away from the corresponding locating plate, and the two connecting plates are respectively sleeved on the outer sides of the corresponding guide rods in a sliding mode to guide and limit the connecting plates.

Preferably, the two locating plates are respectively fixedly connected with one ends of connecting springs at one side away from each other, and the other ends of the two connecting springs are respectively fixedly connected with the corresponding connecting plates to reset the connecting plates.

Preferably, the top of the wedge-shaped clamping plate is fixedly connected with one ends of two return springs, and the other ends of the two return springs are fixedly connected to the inner wall of the top of the vertical groove to reset the wedge-shaped clamping plate.

Preferably, a limiting plate is fixedly mounted on the inner wall of the top of the through hole, the limiting plate is movably abutted to the top of the rack located above, and the rack is limited in transverse movement through the cooperation of the through hole and the transverse plate.

In the utility model, the polarimeter for measuring the concentration of the optical rotation solution based on the corroded optical fiber drives the pull rod to move upwards by pulling the pull ring, the pull rod drives the wedge-shaped clamping plate to move upwards and compress the reset spring, so that the wedge-shaped clamping plate is separated from the connection with the clamping groove to separate the fixation of the transverse plate and the rack positioned above, then the handball is pushed to move to one side away from the fixed plate, the handball drives the connecting plate positioned at one side to move to one side through the vertical rod and stretches the connecting spring positioned at one side, the connecting plate positioned at one side drives the rack positioned above to move to one side, the rack positioned above drives the gear to rotate clockwise through the meshing with the gear, the gear drives the connecting plate positioned at the other side to move to the opposite direction through the meshing with the rack positioned below and stretches the connecting spring positioned at the other side, the two connecting plates drive the two sheaths to move towards one sides far away from each other, then the fixed plate is arranged at the top of the polarimeter main body, the two sheaths are arranged at two sides of the polarimeter main body, then the pull ring and the handball are loosened, the two connecting plates move towards one sides close to each other under the elastic action of the two connecting springs, and therefore the two sheaths are driven to be sleeved on the outer side of the polarimeter main body to protect the polarimeter main body;

the utility model discloses in, a polarimeter based on corruption optical fiber measurement optical rotation solution concentration, drive rack and the diaphragm that is located the top through the connecting plate that is located one side simultaneously and reset reverse slip, the wedge cardboard is gone into in the draw-in groove under reset spring's elasticity effect, fix the diaphragm, the diaphragm is fixed to the rack that is located the top, the rack that is located the top is fixed the rack that is located the below through the gear, two racks are fixed two connecting plates, two connecting plates are fixed two sheaths, thereby fix two sheaths in the polarimeter main part outside, then can take fixed plate and polarimeter main part through holding the handle, portability has been improved, and protect the turning of polarimeter main part through the sheath, prevent that the striking from causing the damage, use safety has been promoted;

the utility model has the advantages of reasonable design, through setting up the portability of handle polarimeter to prevent to remove the in-process striking and cause the turning to damage through setting up the sheath in the polarimeter outside, improved its life, the reliability is high.

Drawings

Fig. 1 is a schematic structural view of a polarimeter for measuring concentration of an optical rotation solution based on a corroded optical fiber according to the present invention;

fig. 2 is a schematic cross-sectional structural view of an optical rotation meter for measuring the concentration of an optical rotation solution based on a corroded optical fiber according to the present invention;

fig. 3 is a schematic structural diagram of a portion a of a polarimeter for measuring concentration of an optically active solution based on a corroded optical fiber.

In the figure: 1. a polarimeter body; 2. a fixing plate; 3. a sheath; 4. a connecting plate; 5. a handle; 6. a pull ring; 7. a handball; 8. a through hole; 9. a rack; 10. a connecting shaft; 11. a gear; 12. a transverse plate; 13. a card slot; 14. a vertical groove; 15. a wedge-shaped clamping plate; 16. a pull rod; 17. a return spring; 18. positioning a plate; 19. a guide bar; 20. a connecting spring; 21. and a limiting plate.

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. 1-3, a polarimeter for measuring the concentration of a polarimeter solution based on a corrosion optical fiber, comprising a polarimeter body 1, a fixed plate 2 and two sheaths 3, wherein the two sheaths 3 are movably sleeved outside the polarimeter body 1, the tops of the two sheaths 3 close to each other are fixedly provided with connecting plates 4, the sides of the two connecting plates 4 close to each other are movably abutted against the fixed plate 2 and are fixedly connected with one ends of racks 9, the top of the fixed plate 2 is fixedly provided with a handle 5, one side of the fixed plate 2 is provided with a through hole 8, the inner walls of the front side and the rear side of the through hole 8 are rotatably provided with a same connecting shaft 10, the connecting shaft 10 is fixedly provided with a gear 11, the two racks 9 are respectively meshed with the gear 11, the top of the rack 9 positioned above is provided with a transverse plate 12, the, sliding mounting has wedge cardboard 15 in vertical groove 14, and wedge cardboard 15 clamps with draw-in groove 13 activity, and 15 tops of wedge cardboard fixedly connected with pull rod 16's one end, the other end of pull rod 16 extend to fixed plate 2 tops and fixed mounting has pull ring 6.

The utility model discloses in, the one end of 4 top fixedly connected with montants of a connecting plate in two connecting plates 4, the other end fixed mounting of montant has handball 7, is convenient for promote connecting plate 4 to a side motion.

The utility model discloses in, fixed mounting has same locating plate 18 on the inner wall of both sides around the through-hole 8, and two locating plates 18 one side equal fixedly connected with guide bar 19's that keep away from each other one end, two connecting plates 4 slide respectively and cup joint in the guide bar 19 outside that corresponds, lead spacingly to connecting plate 4.

The utility model discloses in, the equal fixedly connected with connecting spring 20's in one side one end that two locating plates 18 kept away from each other one side, two connecting spring 20's the other end respectively with the connecting plate 4 fixed connection that corresponds, reset connecting plate 4.

The utility model discloses in, two reset spring 17's of 15 top fixedly connected with of wedge cardboard one end, the equal fixed connection of the other end of two reset spring 17 resets wedge cardboard 15 on the inner wall of 14 tops of vertical groove.

The utility model discloses in, fixed mounting has limiting plate 21 on the 8 top inner walls of through-hole, limiting plate 21 and the 9 top activity butts of rack that are located the top, and the cooperation through-hole 8 and diaphragm 12 carries out lateral motion's spacing to rack 9.

In the utility model, when in use, the pull ring 6 is pulled to drive the pull rod 16 to move upwards, the pull rod 16 drives the wedge-shaped clamping plate 15 to move upwards and compress the reset spring 17, so that the wedge-shaped clamping plate 15 is separated from the connection with the clamping groove 13 to separate the fixation of the transverse plate 12 and the rack 9 positioned above, then the handball 7 is pushed to move towards one side far away from the fixed plate 2, the handball 7 drives the connecting plate 4 positioned at one side to move towards one side and stretches the connecting spring 20 positioned at one side through the vertical rod, the connecting plate 4 positioned at one side drives the rack 9 positioned above to move towards one side, the rack 9 positioned above drives the gear 11 to rotate clockwise through the meshing with the gear 11, the gear 11 drives the connecting plate 4 positioned at the other side to move towards the opposite direction through the meshing with the rack 9 positioned below and stretches the connecting spring 20 positioned at the other side, the two connecting plates 4 drive the two sheaths 3 to move towards one side far away from each other, then the fixing plate 2 is arranged at the top of the polarimeter main body 1, the two sheaths 3 are arranged at two sides of the polarimeter main body 1, then the pull ring 6 and the handball 7 are loosened, the two connecting plates 4 move towards one side close to each other under the elastic action of the two connecting springs 20, so as to drive the two sheaths 3 to be sleeved outside the polarimeter main body 1 to protect the polarimeter main body 1, the connecting plates 4 at one side simultaneously drive the rack 9 and the transverse plate 12 which are positioned above to reset and slide reversely, the wedge-shaped clamping plate 15 is clamped into the clamping groove 13 under the elastic action of the reset spring 17 to fix the transverse plate 12, the transverse plate 12 fixes the rack 9 positioned above, the rack 9 positioned above fixes the rack 9 positioned below through the gear 11, and the two racks 9 fix the two connecting plates 4, two connecting plates 4 are fixed two sheaths 3 to fix two sheaths 3 in the polarimeter main part 1 outside, then can take fixed plate 2 and polarimeter main part 1 through holding handle 5, improve the portability, and protect the turning of polarimeter main part 1 through sheath 3, prevent that the striking from causing the damage, promoted the safety in utilization.

Claims

1. The polarimeter for measuring the concentration of the optical rotation solution based on the corroded optical fiber comprises a polarimeter main body (1), a fixed plate (2) and two sheaths (3), and is characterized in that the two sheaths (3) are movably sleeved outside the polarimeter main body (1), connecting plates (4) are fixedly mounted at the tops of the two sheaths (3) close to each other, one sides of the two connecting plates (4) close to each other are movably abutted to the fixed plate (2) and fixedly connected with one ends of racks (9), a lifting handle (5) is fixedly mounted at the top of the fixed plate (2), through holes (8) are formed in one side of the fixed plate (2), the inner walls of the front side and the rear side of each through hole (8) are rotatably mounted with a same connecting shaft (10), gears (11) are fixedly mounted on the connecting shafts (10), the two racks (9) are meshed with the gears (11), and transverse plates (12) are mounted at, draw-in groove (13) have been seted up at diaphragm (12) top, vertical groove (14) have been seted up on through-hole (8) top inner wall, and slidable mounting has wedge cardboard (15) in vertical groove (14), and wedge cardboard (15) clamp with draw-in groove (13) activity, and the one end of wedge cardboard (15) top fixedly connected with pull rod (16), the other end of pull rod (16) extend to fixed plate (2) top and fixed mounting have pull ring (6).

2. A polarimeter for measuring the concentration of an optically active solution based on etched optical fibre according to claim 1, characterized in that one end of a vertical rod is fixedly connected to the top of one (4) of the two connecting plates (4), and a handball (7) is fixedly mounted at the other end of the vertical rod.

3. The polarimeter for measuring the concentration of an optically active solution based on a corroded optical fiber as claimed in claim 1, wherein the same positioning plate (18) is fixedly installed on the inner walls of the front side and the rear side of the through hole (8), one side of each positioning plate (18) far away from each other is fixedly connected with one end of a guide rod (19), and the two connecting plates (4) are respectively sleeved on the outer sides of the corresponding guide rods (19) in a sliding manner.

4. A polarimeter for measuring the concentration of an optically active solution based on etched optical fiber according to claim 3, wherein one end of the connecting spring (20) is fixedly connected to each side of the two positioning plates (18) away from each other, and the other end of each connecting spring (20) is fixedly connected to the corresponding connecting plate (4).

5. A polarimeter for measuring the concentration of an optically active solution based on etched optical fiber according to claim 1, wherein one end of two return springs (17) is fixedly connected to the top of the wedge-shaped clamping plate (15), and the other end of each of the two return springs (17) is fixedly connected to the inner wall of the top of the vertical groove (14).

6. The polarimeter for measuring the concentration of an optically active solution based on the etched optical fiber as claimed in claim 1, wherein a limiting plate (21) is fixedly mounted on the inner wall of the top of the through hole (8), and the limiting plate (21) is movably abutted against the top of the rack (9) above.