CN117347278B - Spectrophotometer capable of preventing detection liquid from overflowing - Google Patents
Spectrophotometer capable of preventing detection liquid from overflowing Download PDFInfo
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- CN117347278B CN117347278B CN202311408669.XA CN202311408669A CN117347278B CN 117347278 B CN117347278 B CN 117347278B CN 202311408669 A CN202311408669 A CN 202311408669A CN 117347278 B CN117347278 B CN 117347278B
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- 238000001514 detection method Methods 0.000 title claims abstract description 95
- 239000007788 liquid Substances 0.000 title claims abstract description 19
- 230000001681 protective effect Effects 0.000 claims abstract description 35
- 230000000903 blocking effect Effects 0.000 claims description 23
- 238000001179 sorption measurement Methods 0.000 claims description 8
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 239000012085 test solution Substances 0.000 claims 8
- 238000000034 method Methods 0.000 claims 1
- 230000002265 prevention Effects 0.000 claims 1
- 230000001276 controlling effect Effects 0.000 abstract description 2
- 230000003287 optical effect Effects 0.000 abstract description 2
- 230000001105 regulatory effect Effects 0.000 abstract description 2
- 239000000428 dust Substances 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 108091005461 Nucleic proteins Proteins 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000005574 cross-species transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 102000039446 nucleic acids Human genes 0.000 description 1
- 108020004707 nucleic acids Proteins 0.000 description 1
- 150000007523 nucleic acids Chemical class 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 239000012088 reference solution Substances 0.000 description 1
- 239000012488 sample solution Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/03—Cuvette constructions
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/13—Moving of cuvettes or solid samples to or from the investigating station
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/03—Cuvette constructions
- G01N2021/0367—Supports of cells, e.g. pivotable
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/03—Cuvette constructions
- G01N2021/0367—Supports of cells, e.g. pivotable
- G01N2021/0375—Slidable cells
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The invention discloses a spectrophotometer capable of preventing detection liquid from overflowing, which relates to the field of optical instruments and comprises an instrument main body and a controller, wherein a detection chamber is arranged in the instrument main body, a light source emitting end is arranged in the detection chamber, the controller is arranged above the instrument main body and used for regulating and controlling detection, a placing frame is arranged in the detection chamber and used for placing a detection dish, an opening is arranged above the placing frame, the detection dish can pass through the upper surface of the instrument main body through the opening, and a protective cover is arranged above the instrument main body. This prevent spectrophotometer that detection liquid overflows protects the detection room through the protection casing, puts the frame and rise the back protection casing automatic opening, put the frame and descend back protection casing automatic closing, can avoid the operator to forget to close, and the protection casing opens the back and detects the ware and expose, and the exposure scope of detection room is very little, also is difficult to cause the pollution in the detection room when the operation, makes follow-up detection data more reliable stable.
Description
Technical Field
The invention relates to the technical field of optical instruments, in particular to a spectrophotometer capable of preventing detection liquid from overflowing.
Background
The spectrophotometer can be used as a common scientific detection instrument for quantifying nucleic acid, protein and bacteria growth concentration, sample solution and reference solution can be placed into the instrument when in use, the detection of relevant data can be carried out after the detection wavelength is selected, the detection environment is in a light-proof environment during detection, the accuracy of the subsequent detection result is ensured, the application number is CN201820566719.5, the visible spectrophotometer disclosed in the 13 th 11 th 2018 is avoided, external dust can be prevented from entering the inside of the spectrophotometer through the dust-proof cotton arranged, the whole spectrophotometer is more practical, the solution can be uniformly mixed through the arranged solution mixing tank, the detection result of the spectrophotometer is more accurate, the spectrophotometer is more practical, the first water absorption layer is arranged at the opening of the top of a cuvette bracket, the first water absorption layer is omitted from being arranged at the opening of the cuvette bracket, the second water absorption layer is arranged at the side wall of the cuvette mounting position close to the cuvette mounting position, the clean effect of the second water absorption layer is kept, and the color-clear glass is achieved, and the color-clear color-comparison result is achieved;
the current spectrophotometer generally carries out the putting of detecting the ware after opening the lid of detecting the room when using, but the lid is opened the back, and its inside exposure space of detecting the room is great, and the possibility of receiving the pollution also can increase, and external dust gets into also can influence subsequent testing result, and detects the ware and need remove when detecting, if the user is too big with effort when removing, detects the too fast removal of ware and causes inside liquid to spill over very easily to detect ware and detecting indoor portion and cause the pollution.
Disclosure of Invention
The invention aims to provide a spectrophotometer for preventing detection liquid from overflowing, which aims to solve the problems that the existing spectrophotometer provided by the background art generally carries out placement of a detection vessel after a cover body of a detection chamber is opened, but after the cover body is opened, the exposure space in the detection chamber is larger, the possibility of pollution is increased, the follow-up detection result is influenced by external dust entering, the detection vessel needs to be moved during detection, and the overflow of the internal liquid is easily caused by too fast movement of the detection vessel if a user applies too much force during movement.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a spectrophotometer that anti-overflow liquid overflows, includes instrument main part and controller, instrument main part's inside is provided with the detection chamber, and the inside of detection chamber is provided with the light source transmitting end, instrument main part's top is provided with the controller, regulates and control the detection, detection chamber's inside is provided with puts the frame for place the detection dish, and put the top of frame and be provided with the trompil, detect the upper surface that the ware accessible trompil passed instrument main part, instrument main part's top is provided with the protection casing, and the protection casing sets up with the central line bilateral symmetry of putting the frame, and the outside of protection casing is provided with position control mechanism, can remove the protection casing when putting the frame and take out the detection ware, spill the below of putting the frame is fixed with the control panel, and the below of control panel is connected with the removal seat to constitute sliding structure from top to bottom between control panel and the removal seat, the outside of control panel is provided with actuating mechanism, remove the front and back sliding structure between seat and the detection chamber, and the front side of removal seat is fixed with the arm-tie, pulls the removal seat and removes the side of the removal seat and carries out the side of the detection panel, and remove the top, the anti-slip panel is connected with the anti-overflow plate.
Further optimizing the technical scheme, the position control mechanism comprises a first reset spring, a guide rod, a first magnet and a second magnet;
the first reset spring is arranged on the outer side of the protective cover and provides inward thrust for the protective cover;
the guide rod is fixed on the outer side of the protective cover, and a left-right sliding structure is formed between the guide rod and the instrument main body to guide the movement of the protective cover;
the first magnet is fixed on the inner side of the protective cover;
the second magnet is fixed above the placing frame, different-name magnetic poles are arranged between the second magnet and the first magnet oppositely, and repulsive force between the first magnet and the second magnet is larger than the elastic force of the first reset spring, so that the protective cover can be automatically opened after the placing frame is lifted.
Further optimizing the technical scheme, the rotation control mechanism comprises a rotation shaft and a torsion spring;
the rotating shaft is arranged at the outer end of the anti-overflow plate, and the rotating shaft is in rotary connection with the detection chamber;
the torsion spring is arranged at the end part of the rotating shaft and provides rotating reset force for the rotating shaft, so that the rotating shaft can drive the spill plate to automatically rotate to cover the upper part of the detection dish.
Further optimize this technical scheme, the fixed surface of rotation axis has the connecting strip, constitutes nested connection between rotation axis and the spill plate, and the spill plate can slide around the outside of rotation axis, and the rotation axis passes through the connecting strip and drives the spill plate and rotate.
Further optimize this technical scheme, the outside of removing the seat is fixed with the guide block, and the outside of guide block is provided with the ball, through the slip of guide block auxiliary moving the seat in the detection room.
Further optimize this technical scheme, the below of removing the seat is provided with curved locating piece, and the top of locating piece is connected with third reset spring to the below of locating piece is connected with the constant head tank, three groups have been seted up in the bottom of detecting the room to put the movable position of frame and fix a position.
Further optimizing the technical scheme, the driving mechanism comprises a first gear, a connecting shaft, a second gear, a driving plate and a limiting mechanism;
the first gear is arranged in the movable seat, and is in meshed connection with the control plate;
the connecting shaft is fixed in the middle of the first gear, and the connecting shaft and the movable seat form rotary connection;
the second gear is used for fixing the outer side of the connecting shaft and keeping synchronous rotation of the connecting shaft;
the driving plate is arranged above the second gear and is in meshed connection with the second gear, the front end of the driving plate penetrates through the front side surface of the pulling plate, and a front-back sliding structure is formed between the driving plate and the movable seat;
the limiting mechanism is arranged on the outer side of the placing frame, and limits the placing frame after the placing frame is lifted, so that the position of the placing frame is kept stable.
Further optimizing the technical scheme, the limiting mechanism comprises a fixed block, a limiting block and a second reset spring;
the fixed block is fixed on the front side of the placement frame, and the upper end of the fixed block penetrates through the upper surface of the instrument main body;
the limiting block is arranged in the fixed block and between the fixed block to form a front-back sliding structure, and the upper part of the limiting block is of an inclined structure design;
the second reset spring is fixed at the rear side of the limiting block, the limiting block provides a forward thrust, the rear end of the second reset spring is fixedly connected with the fixed block, and the fixed block can fall into the detection chamber by pressing the limiting block.
Further optimize this technical scheme, the rear side of drive plate is provided with automatic positioning mechanism, automatic to remove the seat and fix a position when the drive plate pulling.
Further optimizing the technical scheme, the automatic positioning mechanism comprises a blocking block, a fourth reset spring, an auxiliary groove, an adsorption magnet, a magnetic clamping block, a fifth reset spring and a clamping groove;
the blocking block is arranged at the rear end of the driving plate, and the rear side of the blocking block is of an inclined structure design;
a fourth return spring arranged below the blocking block and used for providing an upward pushing force for the blocking block;
the auxiliary groove is formed in the rear side of the detection chamber, is positioned at the rear side of the driving plate, and can be extruded and contracted when the blocking block enters the auxiliary groove;
the adsorption magnet is arranged at the rear side of the driving plate;
the magnetic clamping block is arranged below the movable seat and between the movable seat to form an up-down sliding structure;
a fifth reset spring fixed above the magnetic clamping block for providing a downward thrust for the magnetic clamping block;
the clamping groove is formed in the bottom of the detection chamber, and a concave-convex matching structure is formed between the clamping groove and the magnetic clamping block.
Compared with the prior art, the invention has the beneficial effects that:
(1) The spectrophotometer capable of preventing the overflow of the detection liquid protects the detection chamber through the protective cover, the protective cover is automatically opened after the placing frame is lifted, the protective cover is automatically closed after the placing frame is lowered, an operator can be prevented from forgetting to close, the detection vessel is exposed after the protective cover is opened, the exposure range of the detection chamber is small, pollution is not easy to be caused in the detection chamber during operation, and the subsequent detection data is more reliable and stable;
(2) The spectrophotometer capable of preventing the overflow of the detection liquid can shield the opening of the detection vessel through the overflow preventing plate, so that the overflow preventing plate can automatically rotate along with the ascending and descending of the placing frame when the subsequent detection vessel moves, so as to adapt to the movement of the placing frame, and can also drive the overflow preventing plate to slide when the placing frame moves, so that the sealing stability of the detection vessel can be kept;
(3) This prevent spectrophotometer that detection liquid overflows can control the lift of putting the frame through the removal of drive plate, and puts the frame and go up and down when controlling and remove the seat and will stop removing, put the frame and descend back drive plate accessible block and be restricted the removal, drive plate and remove the seat and keep moving in step when putting the frame and do not remove the trompil department on the instrument main part, avoid follow-up maloperation.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of a closure of the present invention;
FIG. 3 is a schematic perspective view of a protective cover according to the present invention;
FIG. 4 is a schematic view of the internal structure of the instrument body according to the present invention;
FIG. 5 is a schematic view of a three-dimensional structure of a placement frame according to the present invention;
FIG. 6 is a schematic view of the internal structure of the fixing block of the present invention;
FIG. 7 is a schematic view of the front view of the spill plate according to the present invention;
FIG. 8 is a schematic side view of a mobile seat according to the present invention;
FIG. 9 is a schematic side sectional view of a movable seat according to the present invention;
fig. 10 is a schematic diagram of a front view of a second gear according to the present invention.
In the figure: 1. an instrument body; 101. a detection chamber; 102. a light source emitting end; 2. a controller; 3. a placing rack; 4. a protective cover; 5. a first return spring; 6. a guide rod; 7. a first magnet; 8. a second magnet; 9. a fixed block; 10. a limiting block; 11. a second return spring; 12. a control board; 13. a movable seat; 14. pulling a plate; 15. an anti-overflow plate; 16. a rotation shaft; 17. a connecting strip; 18. a torsion spring; 19. a guide block; 20. a positioning groove; 21. a positioning block; 22. a third return spring; 23. a first gear; 24. a connecting shaft; 25. a second gear; 26. a driving plate; 27. a blocking piece; 28. a fourth return spring; 29. an auxiliary groove; 30. an adsorption magnet; 31. a magnetic clamping block; 32. a fifth return spring; 33. a clamping groove.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 10, the present invention provides a technical solution: the spectrophotometer capable of preventing detection liquid from overflowing comprises an instrument main body 1 and a controller 2, wherein a detection chamber 101 is arranged in the instrument main body 1, a light source emitting end 102 is arranged in the detection chamber 101, the controller 2 is arranged above the instrument main body 1 for regulating detection, a placing frame 3 is arranged in the detection chamber 101 for placing a detection dish, an opening is arranged above the placing frame 3, the detection dish can pass through the upper surface of the instrument main body 1 through the opening, a protective cover 4 is arranged above the instrument main body 1, the protective cover 4 is symmetrically arranged on the left side and the right side of the central line of the placing frame 3, a position control mechanism is arranged on the outer side of the protective cover 4, the protective cover 4 can automatically move when the placing frame 3 brings the detection dish out, a control plate 12 is fixed below the placing frame 3, a movable seat 13 is connected below the control plate 12, and a vertical sliding structure is formed between the control board 12 and the movable seat 13, a driving mechanism is arranged on the outer side of the control board 12, the movement of the control board 12 is controlled by the driving mechanism, a front-rear sliding structure is formed between the movable seat 13 and the detection chamber 101, a pull plate 14 is fixed on the front side of the movable seat 13, the movable seat 13 is pulled by the pull plate 14 to move, an anti-overflow plate 15 is arranged above the movable seat 13, a rotation control mechanism is connected on the outer side of the anti-overflow plate 15, the anti-overflow plate 15 rotates to cover the detection dish after the placing frame 3 descends, liquid is prevented from overflowing, a guide block 19 is fixed on the outer side of the movable seat 13, balls are arranged on the outer side of the guide block 19, the sliding of the movable seat 13 in the detection chamber 101 is assisted by the guide block 19, an arc-shaped positioning block 21 is arranged below the movable seat 13, and a third reset spring 22 is connected on the upper side of the positioning block 21, a positioning groove 20 is connected below the positioning block 21, and three groups of positioning grooves 20 are formed in the bottom of the detection chamber 101 to position the moving position of the placing frame 3;
when the movable base 13 is used, the placing frame 3 can be lifted, the protective cover 4 is opened, then the detecting dish can be placed on the placing frame 3 or taken down from the placing frame 3, then the placing frame 3 is lowered into the detecting chamber 101, the detecting dish is irradiated through the light source emitting end 102, the movable base 13 can be controlled to move by pulling the pull plate 14, the position of the detecting dish is adjusted, the positioning block 21 can be extruded from the positioning groove 20 when the movable base 13 moves, and the positioning block 21 is clamped with the positioning groove 20 again when the positioning block 21 moves to the next positioning groove 20, so that the movable base 13 can move at a fixed distance, and the detecting dish can be kept opposite to the light source emitting end 102 after moving.
The position control mechanism comprises a first reset spring 5, a guide rod 6, a first magnet 7 and a second magnet 8, wherein the first reset spring 5 is arranged at the outer side of the protective cover 4 and provides inward thrust for the protective cover 4, the guide rod 6 is fixed at the outer side of the protective cover 4, a left-right sliding structure is formed between the guide rod 6 and the instrument main body 101 and guides the movement of the protective cover 4, the first magnet 7 is fixed at the inner side of the protective cover 4, the second magnet 8 is fixed above the placing frame 3, different-name magnetic poles are oppositely arranged between the second magnet 8 and the first magnet 7, repulsive force between the first magnet 7 and the second magnet 8 is larger than the elastic force of the first reset spring 5, the protective cover 4 can be automatically opened after the placing frame 3 is lifted, the rotation control mechanism comprises a rotation shaft 16 and a torsion spring 18, the rotation shaft 16 is arranged at the outer end of the anti-overflow plate 15, and a rotation connection is formed between the rotation shaft 16 and the detection chamber 101, the torsion spring 18 is arranged at the end of the rotation shaft 16 and provides a rotation reset force for the rotation shaft 16, the rotation shaft 16 can drive the anti-overflow plate 15 to automatically rotate to the upper side of the detection plate, the rotation shaft 16 is connected with the rotation shaft 16 through the rotation shaft 17, and the rotation plate 17 is connected with the rotation plate 17 in a nested way, and the rotation plate 15 is connected at the front side of the rotation plate 15 through the rotation plate 15;
after the placing frame 3 descends, the protective cover 4 seals the opening above the detection chamber 101 under the action of the first reset spring 5, dust is prevented from entering, after the placing frame 3 ascends, the second magnet 8 moves to the upper side of the instrument main body 1 along with the placing frame 3, and is opposite to the first magnet 7, the protective cover 4 is controlled to move through the repulsive force between the magnetic poles, so that the upper side of the placing frame 3 leaks out, a related operation can be performed on the detection dish, the situation that dust enters the detection chamber 101 due to an oversized opening is avoided, and when the placing frame 3 ascends upwards, the anti-overflow plate 15 can be pushed to rotate, the anti-overflow plate 15 can drive the rotating shaft 16 to rotate, the torsion spring 18 can drive the rotating shaft 16 to rotate, the rotating shaft 16 drives the anti-overflow plate 15 to rotate, the anti-overflow plate 15 covers the upper opening of the detection dish, liquid overflows when the placing frame 3 and the detection dish move, and the anti-overflow plate 15 can be driven to slide on the rotating shaft 16 to keep stable connection between the detection dish 15.
The driving mechanism comprises a first gear 23, a connecting shaft 24, a second gear 25, a driving plate 26 and a limiting mechanism, wherein the first gear 23 is arranged in the movable seat 13, the first gear 23 and the control plate 12 form meshed connection, the connecting shaft 24 is fixed in the middle of the first gear 23, the connecting shaft 24 and the movable seat 13 form rotary connection, the second gear 25, the outer side of the fixed connecting shaft 24 and the connecting shaft 24 keep synchronous rotation, the driving plate 26 is arranged above the second gear 25 and forms meshed connection with the second gear 25, the front end of the driving plate 26 penetrates through the front side surface of the pulling plate 14, a front-back sliding structure is formed between the driving plate 26 and the movable seat 13, the limiting mechanism is arranged on the outer side of the placing frame 3, the placing frame 3 is limited after the placing frame 3 is lifted, the position of the placing frame 3 is kept stable, the limiting mechanism comprises a fixed block 9, a limiting block 10 and a second reset spring 11, the fixed block 9 is fixed at the front side of the placing frame 3, the upper end of the fixed block 9 penetrates through the upper surface of the instrument main body 1, the limiting block 10 is arranged in the fixed block 9 and forms a front-back sliding structure between the fixed block 9 and the fixed block 9, the upper part of the limiting block 10 is of an inclined structure design, the second reset spring 11 is fixed at the rear side of the limiting block 10 and provides a front thrust for the limiting block 10, the rear end of the second reset spring 11 is fixedly connected with the fixed block 9, the fixed block 9 can fall into the detection chamber 101 by pressing the limiting block 10, an automatic positioning mechanism is arranged at the rear side of the driving plate 26 and automatically positions the movable seat 13 when the driving plate 26 is pulled, the automatic positioning mechanism comprises a blocking block 27, a fourth reset spring 28, an auxiliary groove 29, an adsorption magnet 30, a magnetic clamping block 31, a fifth reset spring 32 and a clamping groove 33, the blocking block 27 is arranged at the rear end of the driving plate 26, the rear side of the blocking block 27 is of an inclined structural design, the fourth return spring 28 is arranged below the blocking block 27 to provide an upper thrust for the blocking block 27, the auxiliary groove 29 is formed in the rear side of the detection chamber 101, the auxiliary groove 29 is positioned at the rear side of the driving plate 26, the blocking block 27 enters the auxiliary groove 29 and can be extruded and contracted, the magnet 30 is adsorbed, the magnetic block 31 is arranged at the rear side of the driving plate 26, an upper and lower sliding structure is formed between the lower side of the movable seat 13 and the movable seat 13, the fifth return spring 32 is fixed above the magnetic block 31 to provide a lower thrust for the magnetic block 31, the clamping groove 33 is formed at the bottom of the detection chamber 101, and a concave-convex matching structure is formed between the clamping groove 33 and the magnetic block 31;
when the placing rack 3 needs to be lowered, the limiting block 10 can be pressed, the limiting block 10 can be pushed into the fixing block 9, the fixing block 9 can move downwards with the placing rack 3, the driving plate 26 is pushed to control the control board 12 to move downwards, when the placing rack 3 ascends, the positions of the adsorption magnet 30 and the magnetic clamping block 31 are staggered, the magnetic clamping block 31 is connected with the clamping groove 33 under the action of the fifth reset spring 32, the movement of the moving seat 13 is limited, the driving plate 26 moves backwards, the connecting shaft 24 is driven to rotate through meshing with the second gear 25, the connecting shaft 24 drives the first gear 23 to rotate, the first gear 23 drives the control board 12 to move downwards, after the placing rack 3 completely descends, the magnetic clamping block 31 is opposite to the adsorption magnet 30, the magnetic clamping block 31 receives connection between the adsorption separation and the clamping groove 33, meanwhile, the blocking block 27 at the rear end of the driving plate 26 enters into the interior of the auxiliary groove 29, at the moment, the movable pulling plate 14 pulls the moving seat 13 to move, the blocking block 27 stretches out after the blocking block 27 is separated from the auxiliary groove 29, the blocking driving plate 26 moves forwards, the placing rack 3 cannot move upwards, the first gear 23 is driven to rotate, the first gear 23 is driven to move downwards, the magnetic clamping block 31 is pushed to move upwards, the magnetic clamping block 31 is pushed to the position of the magnetic clamping block 31 is detected to move smoothly, the magnetic clamping block 31 is pushed to move to the position of the magnetic clamping block 31, and the magnetic clamping block is detected to move the magnetic clamping block 31 to move upwards, the magnetic clamping block 31 is detected to move the magnetic clamping block 31, and the position is detected to move the position of the magnetic clamping block 13 is detected to move upwards, and the position is detected, and the position of the magnetic clamping block is detected.
What is not described in detail in this specification is prior art known to those skilled in the art.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.
Claims (10)
1. The spectrophotometer capable of preventing detection liquid from overflowing comprises an instrument main body (1) and a controller (2), wherein a detection chamber (101) is arranged in the instrument main body (1), a light source emitting end (102) is arranged in the detection chamber (101), and the controller (2) is arranged above the instrument main body (1) to regulate and control detection;
the method is characterized in that: the inside of the detection chamber (101) is provided with a placement frame (3) for placing a detection dish, an opening is formed in the upper side of the placement frame (3), the detection dish can pass through the upper surface of the instrument main body (1) through the opening, a protective cover (4) is arranged above the instrument main body (1), the protective cover (4) is symmetrically arranged left and right relative to the central line of the placement frame (3), a position control mechanism is arranged on the outer side of the protective cover (4), and the protective cover (4) can automatically move to expose the detection dish when the placement frame (3) brings the detection dish out;
the utility model discloses a liquid overflow prevention device, including frame (3) is put to the outside of putting, the below of frame (3) is fixed with control panel (12), and the below of control panel (12) is connected with removes seat (13) to constitute upper and lower sliding structure between control panel (12) and the removal seat (13), the outside of control panel (12) is provided with actuating mechanism, controls the removal of control panel (12) through actuating mechanism, remove and form back-and-forth sliding structure between seat (13) and detection room (101), and the front side of removing seat (13) is fixed with arm-tie (14), removes through arm-tie (14) pulling removal seat (13), the top of removing seat (13) is provided with spill-proof plate (15), and the outside of spill-proof plate (15) is connected with rotary control mechanism, and the back spill-proof plate (15) is rotatory to detect the ware and is prevented liquid from spilling over.
2. A spectrophotometer for preventing overflow of a test solution as claimed in claim 1 wherein: the position control mechanism comprises a first reset spring (5), a guide rod (6), a first magnet (7) and a second magnet (8);
the first reset spring (5) is arranged on the outer side of the protective cover (4) and provides inward thrust for the protective cover (4);
the guide rod (6) is fixed on the outer side of the protective cover (4), and a left-right sliding structure is formed between the guide rod (6) and the instrument main body (101) to guide the movement of the protective cover (4);
a first magnet (7) fixed on the inner side of the protective cover (4);
the second magnet (8) is fixed above the placement frame (3), different-name magnetic poles are arranged between the second magnet (8) and the first magnet (7) oppositely, and repulsive force between the first magnet (7) and the second magnet (8) is larger than the elastic force of the first reset spring (5).
3. A spectrophotometer for preventing overflow of a test solution as claimed in claim 1 wherein: the rotation control mechanism comprises a rotation shaft (16) and a torsion spring (18);
the rotating shaft (16) is arranged at the outer end of the anti-overflow plate (15), and the rotating shaft (16) and the detection chamber (101) form a rotating connection;
and a torsion spring (18) mounted on the end of the rotary shaft (16) to provide a rotary restoring force to the rotary shaft (16).
4. A spectrophotometer for preventing overflow of a test solution as claimed in claim 3 wherein: the surface of the rotating shaft (16) is fixedly provided with a connecting strip (17), the rotating shaft (16) and the anti-overflow plate (15) are connected in a nested mode, the anti-overflow plate (15) can slide back and forth on the outer side of the rotating shaft (16), and the rotating shaft (16) drives the anti-overflow plate (15) to rotate through the connecting strip (17).
5. A spectrophotometer for preventing overflow of a test solution as claimed in claim 1 wherein: the outside of the movable seat (13) is fixed with a guide block (19), the outside of the guide block (19) is provided with balls, and the sliding of the movable seat (13) in the detection chamber (101) is assisted by the guide block (19).
6. A spectrophotometer for preventing overflow of a test solution as claimed in claim 1 wherein: the lower part of the movable seat (13) is provided with an arc-shaped positioning block (21), the upper part of the positioning block (21) is connected with a third reset spring (22), the lower part of the positioning block (21) is connected with a positioning groove (20), and three groups of positioning grooves (20) are formed in the bottom of the detection chamber (101) to position the movable position of the placement frame (3).
7. A spectrophotometer for preventing overflow of a test solution as claimed in claim 1 wherein: the driving mechanism comprises a first gear (23), a connecting shaft (24), a second gear (25), a driving plate (26) and a limiting mechanism;
the first gear (23) is arranged in the movable seat (13), and the first gear (23) and the control plate (12) form meshed connection;
the connecting shaft (24) is fixed in the middle of the first gear (23), and the connecting shaft (24) and the movable seat (13) form rotary connection;
a second gear (25) for fixing the outer side of the connecting shaft (24) and the connecting shaft (24) to keep synchronous rotation;
the driving plate (26) is arranged above the second gear (25) and is in meshed connection with the second gear (25), the front end of the driving plate (26) penetrates through the front side surface of the pull plate (14), and a front-back sliding structure is formed between the driving plate (26) and the movable seat (13);
the limiting mechanism is arranged on the outer side of the placing frame (3), and the placing frame (3) is limited after the placing frame (3) is lifted, so that the position of the limiting mechanism is kept stable.
8. A spectrophotometer for preventing overflow of a test solution as defined in claim 7 wherein: the limiting mechanism comprises a fixed block (9), a limiting block (10) and a second reset spring (11);
the fixed block (9) is fixed on the front side of the placement frame (3), and the upper end of the fixed block (9) penetrates through the upper surface of the instrument main body (1);
the limiting block (10) is arranged in the fixed block (9) and between the fixed block (9) to form a front-back sliding structure, and the upper part of the limiting block (10) is of an inclined structure design;
the second reset spring (11) is fixed at the rear side of the limiting block (10) and provides a front thrust for the limiting block (10), and the rear end of the second reset spring (11) is fixedly connected with the fixed block (9).
9. A spectrophotometer for preventing overflow of a detection liquid according to claim 7 or 8, wherein: an automatic positioning mechanism is arranged at the rear side of the driving plate (26), and the movable seat (13) is automatically positioned when the driving plate (26) is pulled.
10. A spectrophotometer for preventing overflow of a test solution as claimed in claim 9 wherein: the automatic positioning mechanism comprises a blocking block (27), a fourth return spring (28), an auxiliary groove (29), an adsorption magnet (30), a magnetic clamping block (31), a fifth return spring (32) and a clamping groove (33);
the blocking block (27) is arranged at the rear end of the driving plate (26), and the rear side of the blocking block (27) is of an inclined structure design;
a fourth return spring (28) arranged below the blocking block (27) for providing an upward pushing force for the blocking block (27);
the auxiliary groove (29) is formed in the rear side of the detection chamber (101), the auxiliary groove (29) is positioned at the rear side of the driving plate (26), and the blocking block (27) enters the auxiliary groove (29) and can be extruded and contracted;
a suction magnet (30) provided on the rear side of the drive plate (26);
the magnetic clamping block (31) is arranged below the movable seat (13) and forms an up-down sliding structure between the movable seat (13);
a fifth return spring (32) fixed above the magnetic clamping block (31) for providing a downward thrust for the magnetic clamping block (31);
the clamping groove (33) is formed at the bottom of the detection chamber (101), and a concave-convex matching structure is formed between the clamping groove (33) and the magnetic clamping block (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311408669.XA CN117347278B (en) | 2023-10-27 | 2023-10-27 | Spectrophotometer capable of preventing detection liquid from overflowing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311408669.XA CN117347278B (en) | 2023-10-27 | 2023-10-27 | Spectrophotometer capable of preventing detection liquid from overflowing |
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| Publication Number | Publication Date |
|---|---|
| CN117347278A CN117347278A (en) | 2024-01-05 |
| CN117347278B true CN117347278B (en) | 2024-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202311408669.XA Active CN117347278B (en) | 2023-10-27 | 2023-10-27 | Spectrophotometer capable of preventing detection liquid from overflowing |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211148427U (en) * | 2019-10-21 | 2020-07-31 | 江苏国泰环境监测有限公司 | High-precision ultraviolet spectrophotometer |
| CN111707630A (en) * | 2020-07-30 | 2020-09-25 | 李明亮 | Spectrophotometer for batch detection and detection method thereof |
| CN217688548U (en) * | 2022-06-08 | 2022-10-28 | 武汉量谱精密仪器有限公司 | Ultraviolet-visible spectrophotometer convenient to use |
-
2023
- 2023-10-27 CN CN202311408669.XA patent/CN117347278B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211148427U (en) * | 2019-10-21 | 2020-07-31 | 江苏国泰环境监测有限公司 | High-precision ultraviolet spectrophotometer |
| CN111707630A (en) * | 2020-07-30 | 2020-09-25 | 李明亮 | Spectrophotometer for batch detection and detection method thereof |
| CN217688548U (en) * | 2022-06-08 | 2022-10-28 | 武汉量谱精密仪器有限公司 | Ultraviolet-visible spectrophotometer convenient to use |
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| CN117347278A (en) | 2024-01-05 |
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