CN215115854U

CN215115854U - Cell frame for ultraviolet spectrophotometer

Info

Publication number: CN215115854U
Application number: CN202121210631.8U
Authority: CN
Inventors: 王文; 刘涵; 王雪; 陈福花; 王刚; 郭建军
Original assignee: Qingdao Keda New Plastic Rubber Detection Service Co ltd
Current assignee: Qingdao Keda New Plastic Rubber Detection Service Co ltd
Priority date: 2021-06-01
Filing date: 2021-06-01
Publication date: 2021-12-10
Anticipated expiration: 2031-06-01

Abstract

The utility model discloses an ultraviolet is cell frame for spectrophotometer, concretely relates to cell frame technical field, including the cell frame body, the inside of cell frame body is equipped with a plurality of first rectangle horizontal poles and a plurality of second rectangle horizontal pole, first rectangle horizontal pole and second rectangle horizontal pole vertical distribution, through-hole three has been seted up to the inside of second rectangle horizontal pole, through-hole three runs through the inside of second rectangle horizontal pole, first rectangle horizontal pole runs through-hole three, the inside of cell frame body is equipped with adjustment mechanism. The utility model discloses a first rectangle horizontal pole and the perpendicular movable adjustment of second rectangle horizontal pole press from both sides tightly fixedly to the cell of large size, and rethread adjustment mechanism carries out the nimble clamp to the cell of surplus small size and tightly for the incident light is in the printing opacity face when measuring, has avoided the loss that the light reflection caused, and the cell that has realized multiple size simultaneously all can be placed on the cell frame, has broken traditional cell frame size fixed characteristics.

Description

Cell frame for ultraviolet spectrophotometer

Technical Field

The embodiment of the utility model provides a cell frame technical field, concretely relates to cell frame for ultraviolet spectrophotometer is related to.

Background

An ultraviolet spectrophotometer is an effective means for researching the components, the structure and the interaction between substances according to the absorption spectrum of the substances. In the first step of detection, the ultraviolet spectrophotometer firstly selects a proper wavelength range for the instrument, otherwise, errors can be easily caused to the result of a detected object, and the ultraviolet spectrophotometer can randomly select light with different wavelengths in an ultraviolet visible light region. The ultraviolet spectrophotometer is a common environment detection instrument and is used for detecting pollutants in waste water or atmosphere.

The prior art has the following defects: in the using process, a cuvette of the ultraviolet spectrophotometer needs to be vertically placed in a cuvette frame, if the cuvette is not vertically placed, incident light cannot be treated on a light-transmitting surface in measurement, light reflection is lost, and the accuracy of measurement data is influenced; in some ultraviolet spectrophotometers, the cuvette frame is not in the exact position department, influences the accuracy of testing result easily to appear, and when the cuvette was put on the cuvette frame, because there is the clearance between cuvette and the cuvette frame, the straightness that hangs down that leads to the cuvette is not enough, causes the cuvette position to be accurate inadequately to influence the accuracy of testing result.

SUMMERY OF THE UTILITY MODEL

Therefore, the embodiment of the utility model provides an ultraviolet is cell frame for spectrophotometer, it is fixed to press from both sides tight to the cell of large size through the perpendicular movable adjustment of first rectangle horizontal pole and second rectangle horizontal pole, it is tight to carry out the nimble clamp to the cell of surplus small-size through adjustment mechanism, make the incident light be in the printing opacity face when measuring, the loss that the light reflection caused has been avoided, the cell that has realized multiple size simultaneously all can place on the cell frame, the fixed characteristics of traditional cell frame size have been broken, in order to solve among the prior art because the cell does not place perpendicularly or there is the incident light can not be dealt with in the printing opacity face when the clearance leads to measuring, then the light reflection receives the loss, influence measured data's accuracy, and traditional cell frame size is fixed, can not adapt to the problem that the cell of not unidimensional placed.

In order to achieve the above object, the embodiment of the present invention provides the following technical solutions: a cuvette holder for an ultraviolet spectrophotometer comprises a cuvette holder body, wherein the top end of the cuvette holder body is open, a plurality of first rectangular cross rods and a plurality of second rectangular cross rods are arranged inside the cuvette holder body, the first rectangular cross rods and the second rectangular cross rods are vertically distributed, a third through hole is formed in the second rectangular cross rods, the third through hole penetrates through the second rectangular cross rods, the first rectangular cross rods penetrate through the third through holes, and an adjusting mechanism is arranged inside the cuvette holder body;

adjustment mechanism includes the cavity piece, the one end of cavity piece and the inner wall interference fit of through-hole three, the other end of cavity piece is established inside the rectangle region that first rectangle horizontal pole and second rectangle horizontal pole enclose, the left side of cavity piece is equipped with the T shaped plate, the inside of cavity piece is equipped with the spring, the one end of spring and the inner wall fixed connection of cavity piece, the one end of T shaped plate extends into the inside of cavity piece, cavity piece and T shaped plate sliding connection, the fixed other end of establishing at the spring of one end of T shaped plate, the fixed rubber pad that is equipped with of opposite side of T shaped plate, rubber pad one is established between two second rectangle horizontal poles.

Further, the inside of cell frame body is fixed and is equipped with T type slide one and T type slide two, the front side inner wall at the cell frame body is established to T type slide one, the inside of T type slide one is equipped with a plurality of T type sliders one, the right side inner wall at the cell frame body is established to T type slide two, the inside of T type slide two is equipped with a plurality of T type sliders two.

Further, through-hole one and through-hole two have been seted up respectively to the left side and the rear side of cell frame body, and is a plurality of the one end of first rectangle horizontal pole is fixed to be established in one side of T type slider two, and is a plurality of the other end of first rectangle horizontal pole all is fixed and is equipped with L shaped plate two, L shaped plate two passes through-hole one and extends the left side of cell frame body.

Further, one side of the second L-shaped plate far away from the cuvette frame body is provided with a second bolt, one end of the second bolt penetrates through the second L-shaped plate and extends to the left side of the cuvette frame body, the second bolt is arranged above the first through hole, and the second L-shaped plate is in threaded connection with the second bolt.

Furthermore, a plurality of one ends of the second rectangular cross rods are fixedly arranged at the rear side of the first T-shaped sliding block, a plurality of L-shaped plates are fixedly arranged at the other ends of the second rectangular cross rods, and the L-shaped plates penetrate through the second through holes and extend out of the rear side of the cell frame body.

Further, one side of the first L-shaped plate far away from the cuvette frame body is provided with a first bolt, one end of the first bolt penetrates through the first L-shaped plate and extends to the rear side of the cuvette frame body, the first bolt is arranged above the second through hole, and the first L-shaped plate is in threaded connection with the first bolt.

Furthermore, two pairwise opposite first rectangle horizontal pole and second rectangle horizontal pole one side all are fixed and are equipped with rubber pad two.

The embodiment of the utility model provides a have following advantage:

the utility model can change the size of the rectangular area enclosed by the second rectangular cross bar and the first rectangular cross bar by manually adjusting the positions of the first L-shaped plate and the second L-shaped plate to drive the second rectangular cross bar and the first rectangular cross bar, place a batch of colorimetric utensils with the largest size inside the rectangular area, respectively screw up the first bolt and the second bolt to fix the positions of the first L-shaped plate and the second L-shaped plate so that the first rectangular cross bar and the second rectangular cross bar clamp the colorimetric utensils therein, for the small-size colorimetric utensils in the rectangular area, insert the hollow block of the adjusting mechanism into the third through hole in the rectangular area, extrude the first T-shaped plate and the first rubber pad outside the small-size colorimetric utensils, the first T-shaped plate and the first rubber pad extrude the spring under the pressure, the first T-shaped plate and the first rubber pad are under the elasticity of the spring, so that the small-size colorimetric utensils are clamped in the rectangular area, mutually perpendicular and make the cell place and be the vertical state of first rectangle horizontal pole and second rectangle horizontal pole, compare with prior art for the incident light is in the printing opacity face when measuring, has avoided the loss that the light reflex caused, has realized simultaneously that the cell of multiple size all can place on the cell frame, has broken traditional cell frame fixed characteristics of size.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a schematic view of the overall three-dimensional structure provided by the present invention;

fig. 2 is a schematic view of the overall top view structure provided by the present invention;

fig. 3 is a schematic view of a portion a in fig. 2 according to the present invention;

fig. 4 is a schematic structural view of a portion B in fig. 2 according to the present invention;

fig. 5 is a schematic front perspective view of the first rectangular cross bar and the second rectangular cross bar provided by the present invention;

fig. 6 is a side cross-sectional view of the T-shaped slideway provided by the present invention;

fig. 7 is a schematic view of a three-dimensional structure of an adjusting mechanism provided by the present invention;

in the figure: 1. a cuvette holder body; 2. a first rectangular cross bar; 3. a second rectangular cross bar; 4. a T-shaped slideway I; 5. a first T-shaped sliding block; 6. a T-shaped slideway II; 7. a T-shaped sliding block II; 8. a first L-shaped plate; 9. a second L-shaped plate; 10. a first bolt; 11. a second bolt; 12. a hollow block; 13. a spring; 14. a T-shaped plate; 15. A first rubber pad; 16. a second rubber pad; 17. and a third through hole.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, 2, 3, 5 and 6 of the specification, the cuvette holder for the ultraviolet spectrophotometer according to the embodiment includes a cuvette holder body 1, the top end of the cuvette holder body 1 is open, a plurality of first rectangular cross bars 2 and a plurality of second rectangular cross bars 3 are arranged inside the cuvette holder body 1, the first rectangular cross bars 2 and the second rectangular cross bars 3 are vertically distributed, through holes three 17 are arranged inside the second rectangular cross bars 3, the through holes three 17 penetrate through the inside of the second rectangular cross bars 3, the first rectangular cross bars 2 penetrate through the through holes three 17, and an adjusting mechanism is arranged inside the cuvette holder body 1;

further, cell frame body 1's inside is fixed and is equipped with T type slide 4 and T type slide two 6, the front side inner wall at cell frame body 1 is established to T type slide 4, T type slide 4's inside is equipped with a plurality of T type sliders 5, T type slide two 6 are established at cell frame body 1's right side inner wall, T type slide two 6's inside is equipped with a plurality of T type sliders two 7, and T type slide 4 and T type slider 5 lead to second rectangle horizontal pole 3, and T type slide two 6 and T type slider two 7 lead to first rectangle horizontal pole 2.

Further, through-hole one and through-hole two have been seted up respectively to the left side and the rear side of cell frame body 1, and are a plurality of the one end of first rectangle horizontal pole 2 is fixed to be established in one side of T type slider two 7, and is a plurality of the other end of first rectangle horizontal pole 2 all is fixed and is equipped with L shaped plate two 9, L shaped plate two 9 passes through-hole one and extends the left side of cell frame body 1, and L shaped plate two 9 is convenient at the first rectangle horizontal pole 2 of 1 outside operations of cell frame body.

Further, one side that the cell frame body 1 was kept away from to two L-shaped plates 9 is equipped with two bolts 11, the one end of two bolts 11 runs through two L-shaped plates 9 and extends to the left side of cell frame body 1, two bolts 11 are established in the top of through-hole one, two L-shaped plates 9 and two bolt 11 threaded connection, two bolt 11 fix first rectangle horizontal pole 2 through two L-shaped plates 9.

Further, it is a plurality of the fixed rear side of establishing at T type slider 5 of one end of second rectangle horizontal pole 3, it is a plurality of the other end of second rectangle horizontal pole 3 all is fixed and is equipped with L shaped plate 8, L shaped plate 8 passes through-hole two and extends the rear side of cell frame body 1, and L shaped plate 8 is convenient at cell frame body 1 outside operation second rectangle horizontal pole 3.

Further, one side that cell frame body 1 was kept away from to L shaped plate 8 is equipped with bolt 10, the one end of bolt 10 runs through L shaped plate 8 and extends to the rear side of cell frame body 1, bolt 10 is established in the top of through-hole two, L shaped plate 8 and bolt 10 threaded connection, bolt 10 is fixed second rectangle horizontal pole 3 through L shaped plate 8.

Further, two pairwise relative first rectangle

horizontal pole

2 and 3 one sides of second rectangle horizontal pole all are fixed and are equipped with rubber pad two 16, and rubber pad two 16 makes the cell with first rectangle

horizontal pole

2 and 3 contacts of second rectangle horizontal pole press from both sides tightly more stably.

The implementation scenario is specifically as follows: the first L-shaped plate 8 can slide left and right in the cuvette holder body 1, the second L-shaped plate 9 can slide front and back in the cuvette holder body 1, the second rectangular cross rod 3 and the first rectangular cross rod 2 can be moved by manually adjusting the positions of the first L-shaped plate 8 and the second L-shaped plate 9, the size of a rectangular area enclosed by the second rectangular cross rod 3 and the first rectangular cross rod 2 can be changed, a batch of cuvettes with the largest size are placed in the rectangular area in a staggered manner, the first L-shaped plate 8 and the second L-shaped plate 9 are fixed by respectively screwing the first bolt 10 and the second bolt 11, so that the first rectangular cross rod 2 and the second rectangular cross rod 3 clamp the cuvettes therein, the first rectangular cross rod 2 and the second rectangular cross rod 3 are perpendicular to each other and the cuvettes are placed in a vertical state, so that incident light is in a light transmission surface during measurement, and loss caused by light reflection is avoided, the cell that has realized multiple size simultaneously all can be placed on the cell frame, has broken the fixed characteristics of traditional cell frame size, and this embodiment has specifically solved among the prior art because the cell is not placed perpendicularly or has the incident light can not be in the printing opacity face when the clearance leads to measuring, then the light reflection receives the loss, influences the problem of measured data's accuracy.

Referring to fig. 2, 4 and 7 of the specification, a cuvette holder for an ultraviolet spectrophotometer of this embodiment, the adjusting mechanism comprises a hollow block 12, one end of the hollow block 12 is in interference fit with the inner wall of the through hole III 17, the other end of the hollow block 12 is arranged in the rectangular area enclosed by the first rectangular cross bar 2 and the second rectangular cross bar 3, a T-shaped plate 14 is arranged at the left side of the hollow block 12, a spring 13 is arranged inside the hollow block 12, one end of the spring 13 is fixedly connected with the inner wall of the hollow block 12, one end of the T-shaped plate 14 extends into the interior of the hollow block 12, the hollow block 12 is connected with a T-shaped plate 14 in a sliding way, one end of the T-shaped plate 14 is fixedly arranged at the other end of the spring 13, the other side of the T-shaped plate 14 is fixedly provided with a rubber pad I15, and the rubber pad I15 is arranged between the two second rectangular cross bars 3.

The implementation scenario is specifically as follows: for the cuvette with the small size in the rectangular area, the hollow block 12 of the adjusting mechanism is inserted into the third through hole 17 of the rectangular area, the T-shaped plate 14 and the first rubber pad 15 are extruded outside the cuvette with the small size, the spring 13 is extruded when the T-shaped plate 14 and the first rubber pad 15 are pressed, and the T-shaped plate 14 and the first rubber pad 15 are under the elastic force of the spring 13, so that the cuvette with the small size is clamped in the rectangular area.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. The utility model provides an ultraviolet is cell frame for spectrophotometer, includes cell frame body (1), the top of cell frame body (1) is opening form, its characterized in that: the cell holder comprises a cell holder body (1), wherein a plurality of first rectangular cross rods (2) and a plurality of second rectangular cross rods (3) are arranged inside the cell holder body (1), the first rectangular cross rods (2) and the second rectangular cross rods (3) are vertically distributed, a third through hole (17) is formed inside the second rectangular cross rods (3), the third through hole (17) penetrates through the second rectangular cross rods (3), the first rectangular cross rods (2) penetrate through the third through holes (17), and an adjusting mechanism is arranged inside the cell holder body (1);

the adjusting mechanism comprises a hollow block (12), one end of the hollow block (12) is in interference fit with the inner wall of the through hole III (17), the other end of the hollow block (12) is arranged in a rectangular area formed by the first rectangular cross rod (2) and the second rectangular cross rod (3), a T-shaped plate (14) is arranged on the left side of the hollow block (12), a spring (13) is arranged inside the hollow block (12), one end of the spring (13) is fixedly connected with the inner wall of the hollow block (12), one end of the T-shaped plate (14) extends into the hollow block (12), the hollow block (12) is connected with the T-shaped plate (14) in a sliding way, one end of the T-shaped plate (14) is fixedly arranged at the other end of the spring (13), the other side of the T-shaped plate (14) is fixedly provided with a first rubber pad (15), and the first rubber pad (15) is arranged between the two second rectangular cross bars (3).

2. A cell holder for an ultraviolet spectrophotometer according to claim 1, wherein: the inside of cell frame body (1) is fixed and is equipped with T type slide (4) and T type slide two (6), the front side inner wall at cell frame body (1) is established in T type slide (4), the inside of T type slide (4) is equipped with a plurality of T type sliders (5), the right side inner wall at cell frame body (1) is established in T type slide two (6), the inside of T type slide two (6) is equipped with a plurality of T type sliders two (7).

3. A cell holder for an ultraviolet spectrophotometer according to claim 2, wherein: the left side and the rear side of cell frame body (1) have seted up through-hole one and through-hole two respectively, and are a plurality of the one end of first rectangle horizontal pole (2) is fixed to be established in one side of T type slider two (7), and is a plurality of the other end of first rectangle horizontal pole (2) all is fixed and is equipped with L shaped plate two (9), L shaped plate two (9) pass through-hole one and extend the left side of cell frame body (1).

4. A cell holder for an ultraviolet spectrophotometer according to claim 3, wherein: one side that cell frame body (1) was kept away from to L shaped plate two (9) is equipped with bolt two (11), the left side that L shaped plate two (9) extended to cell frame body (1) is run through to the one end of bolt two (11), establish in the top of through-hole one in bolt two (11), L shaped plate two (9) and bolt two (11) threaded connection.

5. A cell holder for an ultraviolet spectrophotometer according to claim 2, wherein: a plurality of the one end of second rectangle horizontal pole (3) is fixed establishes the rear side at T type slider (5), and is a plurality of the other end of second rectangle horizontal pole (3) all is fixed and is equipped with L shaped plate (8), L shaped plate (8) pass through two rear sides that extend cell frame body (1) of through-hole.

6. The cell holder for an ultraviolet spectrophotometer according to claim 5, wherein: one side that cell frame body (1) was kept away from in L shaped plate (8) is equipped with bolt (10), the rear side that L shaped plate (8) extended to cell frame body (1) is run through to the one end of bolt (10), establish in the top of through-hole two in bolt (10), L shaped plate (8) and bolt (10) threaded connection.

7. A cell holder for an ultraviolet spectrophotometer according to claim 1, wherein: and two opposite sides of the first rectangular cross rod (2) and the second rectangular cross rod (3) are respectively and fixedly provided with a second rubber pad (16).