CN206020257U - A kind of spectrophotometer - Google Patents
A kind of spectrophotometer Download PDFInfo
- Publication number
- CN206020257U CN206020257U CN201620874235.8U CN201620874235U CN206020257U CN 206020257 U CN206020257 U CN 206020257U CN 201620874235 U CN201620874235 U CN 201620874235U CN 206020257 U CN206020257 U CN 206020257U
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- China
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- cell holder
- sample
- guide rail
- cuvette
- spectrophotometer
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Abstract
This utility model is related to detecting instrument technical field, more particularly to a kind of spectrophotometer, including shell, light source, monochromator, sample room, detector, signal processor and display and storage system, also include induction system, induction system includes the cell holder being arranged in sample room, it is arranged at the cuvette of cell holder, the guide rail that is arranged at below cell holder and the drive mechanism that cell holder moves can be driven along guide rail, drive mechanism is provided with control module, and guide rail two ends extend to the front and back ends of shell respectively.This utility model makes cell holder conveniently moving, is not required to Manual push-pull pull bar by arranging the drive mechanism that cell holder can be driven to move along guide rail, can achieve cuvette position and is accurately positioned, easy to use.
Description
Technical field
This utility model is related to detecting instrument technical field, more particularly to a kind of spectrophotometer.
Background technology
Spectrophotometer is to compare a kind of widely analytical tool used in current laboratory, mainly by light source, monochromator,
Sample room, detector, signal processor and display are constituted with storage system, and its measuring principle is the selectivity using material to light
Absorption characteristic, using purer monochromatic light as incident illumination, determine absorption of the material to light, so that it is determined that material contains in solution
Amount is wide have the advantages that sensitivity height, measurement range.But existing spectrophotometer will be provided with handss frequently with hand sampling
The cuvette of testing sample is put into sample room, and then closure sample room door is detected, operator need careful cuvette to be put into
During sample room, to avoid sample solution from being sprinkled upon in sample room.On the other hand, need to pull cuvette with manual draw bar during use
Seat, to realize the switching of different cuvettes in test position, when pull bar is adjusted, cuvette position is difficult to be accurately positioned, and has
When need to adjust repeatedly, using inconvenience, and increase the probability of error, affect detection efficiency.
Content of the invention
Technical problem to be solved in the utility model is to provide a kind of cell holder conveniently moving, can achieve cuvette position
Put and be accurately positioned, a kind of spectrophotometer easy to use.
For achieving the above object, the technical solution adopted in the utility model is as follows.
A kind of spectrophotometer, including shell, light source, monochromator, sample room, detector, signal processor and show with
Storage system, also includes that induction system, induction system include the cell holder being arranged in sample room, are arranged at cell holder
Cuvette, the guide rail being arranged at below cell holder and the drive mechanism that cell holder moves, driving machine can be driven along guide rail
Structure is provided with control module, and guide rail two ends extend to the front and back ends of shell respectively, and guide rail is slidably connected with cell holder.
Wherein, the drive mechanism also includes that electric cylinders and the connector with electric cylinders connection, electric cylinders are provided with motor, walks
Stepper motor is electrically connected with control module, and connector and cell holder connect.
Wherein, the cell holder includes base plate, and the quantity of guide rail is two, and two guide rails are symmetricly set under base plate
Side and it is spaced apart, connector is connected to base plate and the region between two guide rails.
Wherein, the base plate is provided with the holding part for clamping guide rail, and holding part is connected with slide.
Wherein, the middle part setting of the guide rail two sides is fluted, and holding part is provided with the lobe that can be embedded at groove.
Wherein, the spectrophotometer also includes passing in and out sampling device, and turnover sampling device includes sample feeding pipe and goes out sample pipe, sample introduction
Pipe with go out sample Guan Junyu cuvettes and connect, sample feeding pipe is provided with constant flow pump, and constant flow pump is provided with controlling switch.
Wherein, the opening of the cuvette is provided with capping, and shrouding offers at least two through holes, sample feeding pipe and goes out sample pipe
It is each passed through in corresponding through hole insertion cuvette.
Wherein, the sample feeding pipe is provided with two bypass ducts, and two bypass ducts are equipped with constant flow pump.
The beneficial effects of the utility model are：Spectrophotometer of the present utility model can drive cell holder by setting
Along the drive mechanism of guide rail movement, cell holder conveniently moving is made, Manual push-pull pull bar is not required to, can achieve cuvette position accurate
Positioning, easy to use.
Description of the drawings
Utility model is described further using accompanying drawing, but the embodiment in accompanying drawing is not constituted to of the present utility model
What limits, for one of ordinary skill in the art, on the premise of not paying creative work, can be with according to the following drawings
Obtain other accompanying drawings.
Fig. 1 is the side view of this utility model cell holder and drive mechanism.
Fig. 2 is the front view of this utility model cell holder and drive mechanism.
Fig. 3 is the structural representation that this utility model passes in and out sampling device.
Reference includes：
1- cell holder 11- holding part 2- guide rails
3- electric cylinders 4- connector 5- cuvettes
51- through hole 6- sample feeding pipe 7- go out sample pipe
8- constant flow pumps.
Specific embodiment
Below in conjunction with the accompanying drawings this utility model is further described, accompanying drawing 1-3 is seen.
As shown in Figure 1-2, a kind of spectrophotometer, at shell, light source, monochromator, sample room, detector, signal
Reason device and display and storage system, also include that induction system, induction system include the cell holder 1 being arranged in sample room, set
The cuvette 5 for being placed in cell holder 1, the guide rail 2 being arranged at below cell holder 1 and cell holder 1 can be driven along guide rail 2
Mobile drive mechanism, drive mechanism are provided with control module, and 2 two ends of guide rail extend to the front and back ends of shell respectively, guide rail 2
It is slidably connected with cell holder 5.Due to the setting of said structure, 1 conveniently moving of cell holder is made, Manual push-pull pull bar is not required to,
When cuvette 5 is positioned over cell holder 1, can achieve 5 position of cuvette and be accurately positioned, easy to use.
As shown in Figure 1-2, the drive mechanism also includes that electric cylinders 3 and the connector 4 with the connection of electric cylinders 3, electric cylinders 3 are provided with
Motor, motor are electrically connected with control module, and connector 4 and cell holder 1 connect.Connector 4 and the screw mandrel of motor
Connection, with the operation of leading screw, connector 4 drives cuvette 5 to move.When being tested to sample using this utility model, contain
There is sample solution cuvette 5 to be arranged at cell holder 1；Control module is connected with spectrophotometric control panel, motor
Preset operating path during one pulse signal of every reception；Instruction is sent to motor by control panel, when
Motor receives a pulse signal, moves a fixed distance by the direction for setting with follower link 4；Motor
Connecting plate is driven, and then drives cell holder 1 to slide along guide rail 2, cuvette to be measured 5 is sent to precalculated position, so as to can be accurate
Really cuvette to be measured 5 is positioned to test position, after detection is finished, cell holder 1 is moved, and the cuvette 5 leaves test position,
Another cuvette 5 enters test position, easy to use.
As shown in Fig. 2 the cell holder 1 includes base plate, the quantity of guide rail 2 is two, and two guide rails 2 are symmetricly set in
The lower section of base plate and it is spaced apart, connector 4 is connected to base plate and the region between two guide rails 2.Connector 4 can pass through
Drive base plate to slide, and then drive cell holder 1 to slide；Connector 4 is arranged at below cell holder 1, between two guide rails 2
Region, can better profit from utilization space, and structure is more compact.
As shown in Fig. 2 the base plate is provided with the holding part 11 for clamping guide rail 2, holding part 11 is slided with guide rail 2 and is connected
Connect, so that cell holder 1 can slide along guide rail 2.Further, the middle part of 2 two sides of the guide rail arranges fluted, clamping
Part 11 is provided with the lobe that can be embedded at groove.The cross section of guide rail 2 is in " work " type, and the lobe of holding part 11 is embedded at recessed
In groove, the top of guide rail 2 is clamped by two lobe, is made holding part 11 be difficult to come off from guide rail 2, and can be reduced cell holder 1
Rocking in sliding process, makes cell holder 1 slide more steady, and simple structure.
As shown in figure 3, the spectrophotometer also includes passing in and out sampling device, turnover sampling device includes sample feeding pipe 6 and goes out sample
Pipe 7, sample feeding pipe 6 are connected with cuvette 5 with sample pipe 7 is gone out, and sample feeding pipe 6 is provided with constant flow pump 8, and constant flow pump 8 is provided with controlling switch.
During use, constant flow pump 8 is opened, sample enters cuvette 5 through sample feeding pipe 6 and detected, after detection is finished, subsequently detect waste liquid warp
Cross out sample pipe 7 to discharge, go out sample pipe 7 and can connect a positive displacement pump.Whole process cuvette 5 need not be extracted from cell holder 1 and
Insertion, reduces the pollution that the scraping in swapping process of cuvette 5 undermines human body contrast color ware 5, reduces what cuvette 5 was dropped
Probability, prevents sample to be spilled into infringement parts in sample room.
In the present embodiment, the opening of the cuvette 5 is provided with capping, and shrouding offers at least two through holes 51, sample introduction
Pipe 6 is each passed through in the insertion cuvette 5 of corresponding through hole 51 with sample pipe 7 is gone out.Capping can prevent liquid sample in cuvette 5 from overflowing
Go out, unnecessary sample can be discharged through discharge pipe, prevent sample to be spilled in sample room.Further, the sample feeding pipe 6 is provided with two
Bypass duct, two bypass ducts are equipped with constant flow pump 8, and one of bypass duct can be intake, and another enters testing sample；Can before detection
Washing cuvette 5, then it is passed through testing sample；Detection can be cleaned with water after finishing again, easy to clean.
Finally it should be noted that above example is only in order to illustrating the technical solution of the utility model, rather than to this reality
With the restriction of novel protected scope, although having made to explain to this utility model with reference to preferred embodiment, this area general
Logical it will be appreciated by the skilled person that can modify to the technical solution of the utility model or equivalent, without deviating from this
The spirit and scope of utility model technical scheme.
Claims (8)
1. a kind of spectrophotometer, including shell, light source, monochromator, sample room, detector, signal processor and display and deposits
Storage system, it is characterised in that：Also include that induction system, induction system include the cell holder being arranged in sample room, are arranged at
The cuvette of cell holder, the guide rail being arranged at below cell holder and the driving that cell holder moves can be driven along guide rail
Mechanism, drive mechanism are provided with control module, and guide rail two ends extend to the front and back ends of shell respectively.
2. a kind of spectrophotometer according to claim 1, it is characterised in that：The drive mechanism also include electric cylinders and
With the connector of electric cylinders connection, electric cylinders are provided with motor, and motor is electrically connected with control module, connector and cell holder
Connection.
3. a kind of spectrophotometer according to claim 2, it is characterised in that：The cell holder includes base plate, guide rail
Quantity be two, two guide rails are symmetricly set in the lower section of base plate and are spaced apart, connector be connected to base plate and be located at two
Region between bar guide rail.
4. a kind of spectrophotometer according to claim 3, it is characterised in that：The base plate is provided with leads for clamping
The holding part of rail, holding part are connected with slide.
5. a kind of spectrophotometer according to claim 3, it is characterised in that：The middle part of the guide rail two sides is arranged
Fluted, holding part is provided with the lobe that can be embedded at groove.
6. a kind of spectrophotometer according to claim 1, it is characterised in that：The spectrophotometer also includes passing in and out sample
Device, sampling device includes sample feeding pipe and goes out sample pipe for turnover, and sample feeding pipe is connected with sample Guan Junyu cuvettes are gone out, and sample feeding pipe arranges persevering
Stream pump, constant flow pump are provided with controlling switch.
7. a kind of spectrophotometer according to claim 6, it is characterised in that：The opening of the cuvette is provided with envelope
Lid, shrouding offer at least two through holes, and sample feeding pipe is each passed through in corresponding through hole insertion cuvette with sample pipe is gone out.
8. a kind of spectrophotometer according to claim 6, it is characterised in that：The sample feeding pipe is provided with two bypass ducts,
Two bypass ducts are equipped with constant flow pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620874235.8U CN206020257U (en) | 2016-08-12 | 2016-08-12 | A kind of spectrophotometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620874235.8U CN206020257U (en) | 2016-08-12 | 2016-08-12 | A kind of spectrophotometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206020257U true CN206020257U (en) | 2017-03-15 |
Family
ID=58248725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620874235.8U Active CN206020257U (en) | 2016-08-12 | 2016-08-12 | A kind of spectrophotometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206020257U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111948162A (en) * | 2020-09-11 | 2020-11-17 | 上海元析仪器有限公司 | Colorimetric stand of spectrophotometer |
| CN113624723A (en) * | 2021-08-23 | 2021-11-09 | 北京印刷学院 | Printing ink heavy metal determination device and method |
-
2016
- 2016-08-12 CN CN201620874235.8U patent/CN206020257U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111948162A (en) * | 2020-09-11 | 2020-11-17 | 上海元析仪器有限公司 | Colorimetric stand of spectrophotometer |
| CN111948162B (en) * | 2020-09-11 | 2024-06-11 | 上海元析仪器有限公司 | Spectrophotometer colorimetric stand |
| CN113624723A (en) * | 2021-08-23 | 2021-11-09 | 北京印刷学院 | Printing ink heavy metal determination device and method |
| CN113624723B (en) * | 2021-08-23 | 2024-03-29 | 北京印刷学院 | Device and method for measuring heavy metal in printing ink |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: Room 1103, No. 4, Tutang Park Road, Changping Town, Dongguan City, Guangdong Province, 523000 Patentee after: DONGGUAN LINSHI BIOTECHNOLOGY CO.,LTD. Address before: Lin's Building, No. 2, Dajing Kowloon By-product Wholesale Market, Xiakeng Village, Changping Town, Dongguan City, Guangdong Province, 523570 Patentee before: DONGGUAN LINSHI BIOTECHNOLOGY CO.,LTD. |
|
| CP02 | Change in the address of a patent holder |