CN106932432B - Sample introduction jig - Google Patents
Sample introduction jig Download PDFInfo
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- CN106932432B CN106932432B CN201710102316.5A CN201710102316A CN106932432B CN 106932432 B CN106932432 B CN 106932432B CN 201710102316 A CN201710102316 A CN 201710102316A CN 106932432 B CN106932432 B CN 106932432B
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- plummer
- sliding groove
- sample
- sample introduction
- loading slot
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
- G01N25/20—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity
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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)
- Sampling And Sample Adjustment (AREA)
Abstract
The present invention relates to a kind of sample introduction jigs, comprising: plummer and the shadoof stretched out from plummer, the plummer is provided with the loading slot to be formed that is recessed inwardly from plummer the same end, sliding groove and through the sample holes of plummer, wherein, the sliding groove is configured to the strip groove that both ends are separately connected the loading slot and the sample holes, and the bottom surface of the loading slot is lower than the bottom surface of the sliding groove.Smoothly the container equipped with sample to be tested can be transferred in sample room using the sample introduction jig.
Description
Technical field
The present invention relates to a kind of tooling, in particular to a kind of sample introduction jig.
Background technique
The differential scanning calorimeter of heat flow flux type includes furnace body and covers the bell on furnace body.Structure of furnace body is at top end opening
Cylindrical structure.Bell covers the opening in furnace body, for sealing furnace body.The chamber that bell and furnace body are enclosed is sample room.
Sample room is for accommodating the first crucible for being loaded with sample to be tested and the second crucible as reference.
It needs for sample to be tested to be encased in the first crucible before analyzing sample to be tested using differential scanning calorimeter
It is interior, the first crucible and the second crucible are then placed individually into intracorporal two designated positions of furnace and (are typically located at furnace body bottom
The surface of two sensors in portion).The process of existing setting-out is usual are as follows: the to test sample is filled using the clamping of sharp-crested tweezers
It is put from sample preparation place shifting to sample room, and placed it in right above sensor by one crucible.
But using this setting-out method carry out setting-out it is very inconvenient, the first crucible it is small-sized, diameter is usually in 6mm
Hereinafter, height, usually in 1mm or so, the difficulty clamped using tweezers is larger, the first crucible is extremely easy to drop when transfer, especially spacious
When mouth measures certain non-solid sample (such as glue classes), the first crucible is once toppled over, and sample to be tested can be sprinkled upon sample indoor pollution furnace
Body.Sample room is fine structure part, and furnace body is usually the precious metal materials such as silver, platinum alloy, and the material is soft, and cleaning difficulty is very
Greatly, and furnace body slight damage or sticky contaminants can generate extreme influence to the measurement accuracy of sensor, even result in entire
Sample room is scrapped, and sample room replacement cost is sufficiently expensive.
Summary of the invention
The technical problems to be solved by the invention are how smoothly to carry out setting-out operation.
In view of the above technical problems, the invention proposes a kind of sample introduction jigs comprising: it plummer and is stretched from plummer
Shadoof out, plummer are provided with the loading slot to be formed that is recessed inwardly from plummer the same end, sliding groove and through plummers
Sample holes, wherein sliding groove is configured to the strip groove that both ends are separately connected loading slot and sample holes, and the bottom surface of loading slot is low
In the bottom surface of sliding groove.
In a specific embodiment, loading slot is sloping with the side wall of sliding groove joint construction.
In a specific embodiment, loading slot is being male cone (strobilus masculinus) with the side wall of sliding groove joint.
In a specific embodiment, plummer be additionally provided be arranged in loading slot away from sliding groove side and with load
The connected recessing groove of object slot.
In a specific embodiment, sliding groove is vertical bar slot.
In a specific embodiment, sample holes are circular hole, and loading slot is circular groove, the two lateral walls of loading slot
It is tangent with the two lateral walls of sliding groove respectively with the two lateral walls of injection port.
In a specific embodiment, shadoof stretches out and from one end that plummer is provided with sliding groove perpendicular to carrying
Platform.
In a specific embodiment, plummer is circular plate structure, the middle line of sliding groove and plummer it is straight
Diameter is concordant, and the junction of shadoof and plummer is located at diametrically.
In a specific embodiment, shadoof is threadedly coupled with plummer.
In a specific embodiment, sample introduction jig is used to the crucible for filling sample to be tested being sent to differential scanning amount
In the sample room of hot instrument.
When needing the container for accommodating sample to be tested being transferred to sample room, which is placed on to the load of plummer first
In object slot, then hand holds shadoof and lifts plummer and keep plummer holding horizontal, and plummer is then placed into differential
In the furnace body for scanning calorimeter, in this process since the bottom surface of loading slot is lower than the bottom surface of sliding groove, even if plummer is light
Micro- shaking container can also be limited in loading slot.Then container is shifted onto sliding groove from loading slot, and makes container along sliding
Until container drops into sample holes, container drops into bottom of furnace body for dynamic slot sliding.Finally lift shadoof, plummer is removed into furnace
Body.Thus container can be smoothly placed into furnace body, container is not easy to fall and topple during transfer, thus solves
Above-mentioned technical problem.
Detailed description of the invention
The invention will be described in more detail below based on embodiments and refering to the accompanying drawings.Wherein:
Fig. 1 is the schematic front view of the sample introduction jig in one embodiment of the present of invention；
Fig. 2 is the schematic top plan view of the sample introduction jig in Fig. 1；
Fig. 3 is complete section schematic diagram of the sample introduction jig in Fig. 2 in the face A-A.
In the accompanying drawings, identical component uses identical appended drawing reference.The attached drawing is not drawn according to the actual ratio.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings.
Fig. 1 schematically shows the structure of the sample introduction jig 1 in the present embodiment.Sample introduction jig 1 includes plummer 2 and mentions
Bar 3.For plummer 2 for carrying and shifting the container equipped with sample to be tested, which is preferably crucible.Shadoof 3 is from plummer 2
One end is stretched out, and handle of the shadoof 3 as sample introduction jig 1 can hold shadoof 3 when shifting plummer 2 to be manipulated.
As shown in Figures 2 and 3, plummer 2 is configured to plate structure.Plummer 2 is provided with loading slot 4 and sliding groove 6.It carries
Object slot 4 and sliding groove 6 are located at the same end of plummer 2, loading slot 4 and sliding groove 6 and are recessed inwardly shape by the end face of plummer 2
At.The bottom surface of loading slot 4 and sliding groove 6 is plane.The end of the bottom surface of loading slot 4 and the bottom surface of sliding groove 6 with plummer 2
Face is parallel.The depth of loading slot 4 is greater than the depth of sliding groove 6.Horizontal positioned plummer 2, is provided with the one side of loading slot 4
When upward, the bottom surface of loading slot 4 is lower than the bottom surface of sliding groove 6.Plummer 2 is additionally provided with the sample holes for extending vertically through plummer 2
5.Sample holes 5 are separated from each other with loading slot 4 and come.The construction of sliding groove 6 is preferably strip groove, and sliding groove 6 connects 4 He of loading slot
Sample holes 5.
Differential scanning calorimeter includes furnace body and bell.Structure of furnace body is the cylindrical structure of top end opening.Bell can cover
On the top of furnace body to seal furnace body.The intracorporal cavity of furnace is sample room.It needs for the container for accommodating sample to be tested to be transferred to
When sample room, the container is placed in the loading slot 4 of plummer 2 first, then hand holds shadoof 3 and lifts plummer 2 simultaneously
Keep plummer 2 to keep horizontal, then plummer 2 be placed into the furnace body of differential scanning calorimeter, in this process by
It is lower than the bottom surface of sliding groove 6 in the bottom surface of loading slot 4, loading slot 4 can be limited in the slight shaking container of plummer 2
It is interior.Then container is shifted onto sliding groove 6 from loading slot 4, and makes container along the sliding of sliding groove 6 until container drops into sample holes
In 5, container drops into bottom of furnace body.Finally lift shadoof 3, plummer 2 is removed into furnace body.Thus container can smoothly be put
It sets in furnace body, container is not easy to fall and topple during transfer.
Preferably, loading slot 4 constructs sloping in the side wall 8 with 6 joint of sliding groove.In this way, by container from loading slot 4
It just can be more smooth when shifting on sliding groove 6.Preferably, loading slot 4 is being male cone (strobilus masculinus) with the side wall 8 of 6 joint of sliding groove.Outer cone
The side wall of face shape is easier to process, and is that circular container (such as crucible) matches with bottom surface.
Preferably, sliding groove 6 is vertical bar slot.In this way, the distance that container slides on sliding groove 6 can be short as far as possible,
It especially can be reduced colliding between container and sliding groove 6, transport container more smooth.
Preferably, plummer 2 is additionally provided with recessing groove 7.The side that loading slot 4 deviates from sliding groove 6 is arranged in recessing groove 7,
And it is connected with loading slot 4.When shifting in recessing groove 7 container onto from loading slot 4, apply the finger or work of thrust to container
Tool is extend into recessing groove 7, then pushes container.This set is more convenient to apply thrust to the container being located in loading slot 4.More
Preferably, the deep equality of recessing groove 7 and sliding groove 6.When the deep equality of recessing groove 7 and sliding groove 6, container in transhipment not
Recessing groove 7 can be slided into from loading slot 4, while also facilitate from outside and pushing away container.
Preferably, sample holes 5 are circular hole, and loading slot 4 is circular groove.The diameter of sample holes 5, the diameter of loading slot 4 and
The width of sliding groove 6 is equal.The two lateral walls of the two lateral walls of the loading slot 4 and sample holes 5 phase with sliding groove 6 respectively
It is tangent to two sidewalls.The diameter of sample holes 5 always slightly greater than the diameter of container, and in transfer vessel, the side wall of loading slot 4 is to appearance
Device is limited, it will not be allowed significantly to slide in loading slot 4.It is sliding during pushing container to slide in sliding groove 6
The side wall of dynamic slot 6 can constrain it along linear slide and steadily drop into sample holes 5.After being arranged in this way, container is in sample holes 5
When whereabouts, container is also not easy to topple.
Preferably, shadoof 3 from be provided with plummer 2 be provided with sliding groove 6 one end stretch out.It hangs down in the direction that shadoof 3 stretches out
Directly in plummer 2.After being arranged in this way, the active force between shadoof 3 and plummer 2 is more reasonable, and especially shadoof 3 will not both interfere
Container is shifted onto operation in sample holes 5 from loading slot 4, shadoof 3 will not generate between the furnace body of differential scanning calorimeter
Interference.
Preferably, plummer 2 is circular plate structure.The middle line of sliding groove 6 is concordant with the diameter of plummer 2, sliding
Slot 6 is about the diameter symmetry, and loading slot 4 is also disposed at this diametrically as a result,.One end that shadoof 3 is connected to plummer 2 is located at should
Diametrically.When being placed with container on loading slot 4, shadoof 3 is lifted into rear plummer 2 and is cancelled out each other to the torque of two side to overturn,
Plummer 2 will not the trend toppled of oriented side, operator lifts after shadoof 3 more easily.
Preferably, it uses and is detachably connected between shadoof 3 and plummer 2, such as be threadedly coupled.One end of shadoof 3 is arranged
There is external screw thread, the screw hole to match with external screw thread is provided on plummer 2.Shadoof 3, which is provided with externally threaded one end and is screwed into, to be held
It is threadedly coupled the two in the screw hole of microscope carrier 2.After shadoof is disassembled from plummer 2, sample introduction jig 1 is convenient for carrying and stores up
It deposits.
Preferably, sample introduction jig 1 is for the crucible for filling sample to be tested to be sent in differential scanning calorimeter.Plummer
2 are constructed to be permeable to match with furnace body gap, i.e. the diameter of plummer 2 is slightly less than the internal diameter of furnace body.The position of sample holes 5, which is arranged to work as, holds
Microscope carrier 2 is located in furnace body, and sample holes 5 can be directed at the quasi- designated position being placed of crucible.Using the sample introduction jig 1 will accommodate to
The crucible directly can be placed into designated position when being transferred to from sample preparation place into furnace body by the crucible of sample, and can be prevented
Sample spills and pollutes the sample room of differential scanning calorimeter.
Although by reference to preferred embodiment, invention has been described, the case where not departing from the scope of the present invention
Under, various improvement can be carried out to it and can replace component therein with equivalent.Especially, as long as there is no structures to rush
Prominent, items technical characteristic mentioned in the various embodiments can be combined in any way.The invention is not limited to texts
Disclosed in specific embodiment, but include all technical solutions falling within the scope of the claims.
Claims (10)
1. a kind of sample introduction jig characterized by comprising plummer and the shadoof stretched out from plummer,
The plummer is provided with the loading slot to be formed that is recessed inwardly from plummer the same end, sliding groove and through plummer
Sample holes,
Wherein, the sliding groove is configured to the strip groove that both ends are separately connected the loading slot and the sample holes, the load
The bottom surface of object slot is lower than the bottom surface of the sliding groove.
2. sample introduction jig according to claim 1, which is characterized in that loading slot is constructed with the side wall of sliding groove joint
It is sloping.
3. sample introduction jig according to claim 2, which is characterized in that loading slot is constructed with the side wall of sliding groove joint
For male cone (strobilus masculinus).
4. sample introduction jig according to any one of claim 1 to 3, which is characterized in that the plummer, which is additionally provided with, to be set
Set the recessing groove for deviating from the side of sliding groove in loading slot and being connected with loading slot.
5. sample introduction jig according to claim 4, which is characterized in that the sliding groove is vertical bar slot.
6. sample introduction jig according to claim 5, which is characterized in that the sample holes are circular hole, and loading slot is round recessed
The two lateral walls of slot, the two lateral walls of the loading slot and the sample holes opposite sides with the sliding groove respectively
Wall is tangent.
7. sample introduction jig according to claim 5, which is characterized in that the shadoof is provided with the one of sliding groove from plummer
End is stretched out and perpendicular to the plummer.
8. sample introduction jig according to claim 7, which is characterized in that the plummer is circular plate structure, described
The middle line of sliding groove is concordant with a diameter of the plummer, and the junction of the shadoof and the plummer is located at described straight
On diameter.
9. sample introduction jig according to claim 7, which is characterized in that use screw thread between the shadoof and the plummer
Connection.
10. sample introduction jig according to any one of claim 1 to 3, which is characterized in that the sample introduction jig will be for that will contain
There is the crucible of sample to be tested to be sent in the sample room of differential scanning calorimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710102316.5A CN106932432B (en) | 2017-02-24 | 2017-02-24 | Sample introduction jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710102316.5A CN106932432B (en) | 2017-02-24 | 2017-02-24 | Sample introduction jig |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106932432A CN106932432A (en) | 2017-07-07 |
| CN106932432B true CN106932432B (en) | 2019-09-17 |
Family
ID=59424272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710102316.5A Active CN106932432B (en) | 2017-02-24 | 2017-02-24 | Sample introduction jig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106932432B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5084625A (en) * | 1991-01-22 | 1992-01-28 | United States Department Of Energy | Apparatus for transporting hazardous materials |
| CN101196501A (en) * | 2007-12-29 | 2008-06-11 | 朱先德 | Gas analyzer with automatic sample feeding mechanism |
| CN103852586A (en) * | 2014-02-28 | 2014-06-11 | 湖南三德科技股份有限公司 | Automatic sample feeding device |
| CN106018051A (en) * | 2016-06-27 | 2016-10-12 | 洛阳泰纳克高温仪器设备有限公司 | Lofting device for cupellation furnace |
-
2017
- 2017-02-24 CN CN201710102316.5A patent/CN106932432B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5084625A (en) * | 1991-01-22 | 1992-01-28 | United States Department Of Energy | Apparatus for transporting hazardous materials |
| CN101196501A (en) * | 2007-12-29 | 2008-06-11 | 朱先德 | Gas analyzer with automatic sample feeding mechanism |
| CN103852586A (en) * | 2014-02-28 | 2014-06-11 | 湖南三德科技股份有限公司 | Automatic sample feeding device |
| CN106018051A (en) * | 2016-06-27 | 2016-10-12 | 洛阳泰纳克高温仪器设备有限公司 | Lofting device for cupellation furnace |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106932432A (en) | 2017-07-07 |
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