CN206877173U - A kind of temperature control device of electronic thermostatic specimen holder - Google Patents
A kind of temperature control device of electronic thermostatic specimen holder Download PDFInfo
- Publication number
- CN206877173U CN206877173U CN201720505564.XU CN201720505564U CN206877173U CN 206877173 U CN206877173 U CN 206877173U CN 201720505564 U CN201720505564 U CN 201720505564U CN 206877173 U CN206877173 U CN 206877173U
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- CN
- China
- Prior art keywords
- insulation cladding
- temperature control
- control device
- copper billet
- cooling piece
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of temperature control device of electronic thermostatic specimen holder, and it includes base, fin, heating cooling piece and heat preservation component；Heating cooling piece is arranged on the middle part of fin, and the wire for heating cooling piece digs in the through hole set from fin and exported；Heat preservation component is the hollow rectangular parallelepiped structure of a side opening, and the opening of heat preservation component is coated on the surrounding of heating cooling piece, and the bottom of heat preservation component is mutually fixed with base.The utility model have the advantages that small volume, response fast, high accuracy, without refrigerant, be easily achieved heating refrigeration conversion, and respond rapid, and coordinate copper billet so that sample is heated evenly.Under normal temperature environment, the temperature-control range of temperature control device is between 15 DEG C 45 DEG C, temperature control precision ± 0.5 DEG C, and carries temperature compensation function.The face perforate of temperature control device three, it both can be used for the insulation of right angle light path during fluorescent technique detection, and can be used for the insulation of linear light path during UV, visible light technology for detection.
Description
Technical field
It the utility model is related to fluorescent optics detecting instrument technical field, more particularly to a kind of temperature of electronic thermostatic specimen holder
Control device.
Background technology
The fluorescence intensity of fluorescent material is very sensitive to temperature change.When solution temperature declines, the viscosity increase of medium, fluorescence
The collision of material and molecule is also reduced therewith, and deactivation process is also reduced, then fluorescence intensity increase.On the contrary, as temperature rises,
The increase of the collision frequency of fluorescent material and molecule, make probability increase of deactivating, then fluorescence intensity declines.In order to obtain accurate reality
Data are tested, generally requires and the test temperature of sample is controlled within the specific limits.The method of traditional control temperature is to pass through water
Bath method controls the test temperature of sample, and this method accuracy of temperature control is poor, and sample needs to anticipate certain temperature.
At present by colorimetric method measure constituent content measuring apparatus in employ semiconductor heat cooling piece regulation come
Test temperature is adjusted, but the existing mode that cooling piece is heated using semiconductor is in the heating of the side of cuvette, causes colorimetric
Heated liquid inequality in ware have impact on measurement accuracy, furthermore heating due to semiconductor heating cooling piece or refrigeration scope depend on
The temperature difference in heating cooling piece both ends.Hot-side heat dissipation is good, and under both ends thermal insulation good situations, the both ends temperature difference depends on cooling piece
Supply voltage.But in actual environment, when being freezed using heating cooling piece, the heat in heating cooling piece hot junction is often difficult to have
Effect sheds.In existing method, have by way of hot junction applies water bath device to take away heat caused by heating cooling piece
Amount, its temperature-control range are relevant with the temperature of recirculated water.(theoretical upper circulation water water temperature is cold to heat the temperature in cooling piece hot junction
The temperature at end subtracts the both ends temperature difference equal to water temperature).But this method not only increases the complexity of whole device, and because sample
The possible band of product is corrosive and causes the corrosion of water bath device, water pipe aging, so as to there is the hidden danger that leak occurs.
In order to overcome some defects of the prior art, it is proposed that a kind of temperature control device of electronic thermostatic specimen holder.This reality
Cooling piece is heated to control the temperature of specimen holder using TEC semiconductors with new.TEC semiconductors heating cooling piece is added using new
Refrigeration heat technology, have the advantages that small volume, response fast, high accuracy, without refrigerant, be easily achieved heating refrigeration conversion, can have
Effect improves the control accuracy of constant temperature specimen holder, and responds rapid.
Utility model content
The utility model proposes a kind of temperature control device of electronic thermostatic specimen holder, including：Base, fin, heating system
Cold and heat preservation component；The heating cooling piece is arranged on the middle part of the fin, and the wire of the heating cooling piece is from institute
State and exported in the through hole for digging and setting on fin；The heat preservation component be a side opening hollow rectangular parallelepiped structure, the insulation portion
The opening of part is coated on the surrounding of the heating cooling piece, and the bottom of the heat preservation component is mutually fixed with the base；Wherein, institute
The outside for stating heat preservation component is the insulation cladding of a side opening, and the center of the insulation cladding is provided with copper billet, and the copper billet is hollow groove
Type rectangular parallelepiped structure, the side of the copper billet contact with the heating cooling piece, and the top of the insulation cladding has and the copper
The corresponding perforate in the groove profile position of block；Loophole is equipped with three sides of the insulation cladding and the copper billet.
The utility model proposes the electronic thermostatic specimen holder temperature control device in, the insulation cladding and the fin
Between, between the contact surface of the insulation cladding and the copper billet be provided with insulating foam.
The utility model proposes the electronic thermostatic specimen holder temperature control device in, the bottom of the copper billet is connected with temperature
Sensor is spent, the wire of the temperature sensor passes through the through hole export for digging and setting on the fin.
The utility model proposes the electronic thermostatic specimen holder temperature control device in, the length of the groove profile extend to
The side of the heating cooling piece contact.
The utility model proposes the electronic thermostatic specimen holder temperature control device in, pacify in the groove profile in copper billet center
Equipped with least one spring leaf, the spring leaf includes the installation portion positioned at top and the spring pin of bottom, and the installation portion leads to
Cross screw to fix with the copper billet, the spring pin is located at the both sides of the loophole.
The utility model proposes the electronic thermostatic specimen holder temperature control device in, in the groove profile of the copper billet further
Provided with groove, the width of the groove is more than or equal to the width of the loophole.
The utility model proposes the electronic thermostatic specimen holder temperature control device in, the insulation cladding includes：Insulation cladding
Covered on bottom, insulation cladding side plate and insulation cladding；The insulation cladding bottom passes through screw connection, the insulation shell-side with the base
Plate is covered on the insulation cladding and is connected by screw with the insulation cladding side plate into " Contraband " shape, is provided with and is opened in being covered on the insulation cladding
Hole.
The beneficial effects of the utility model are：
The utility model is heated and freezed using TEC semiconductors heating cooling piece, has small volume, response fast, high
Precision, without refrigerant, be easily achieved the advantages that heating refrigeration conversion, the control accuracy of constant temperature specimen holder can be effectively improved, and
Response is rapid, and coordinates copper billet so that sample is heated evenly.Under normal temperature environment, the temperature-control range of temperature control device 15 DEG C-
Between 45 DEG C, temperature control precision ± 0.5 DEG C, and carry temperature compensation function.The face perforate of temperature control device three, both can be used for glimmering
The insulation of right angle light path during light technology for detection, can be used for the insulation of linear light path during UV, visible light technology for detection.
Brief description of the drawings
Fig. 1 is a kind of structure chart of electronic thermostatic sample shelf apparatus of the utility model, and 1a is side view, and 1b is top view.
Fig. 2 is a kind of sectional view of the electronic thermostatic sample shelf apparatus side view of the utility model along A-A directions.
Fig. 3 is a kind of sectional view of the electronic thermostatic sample shelf apparatus top view of the utility model along B-B directions.
Fig. 4 is the front view and upper left isometric view of a kind of electronic thermostatic sample shelf apparatus copper billet of the utility model.
Fig. 5 is the front view and upper left isometric view of a kind of electronic thermostatic sample shelf apparatus spring leaf of the utility model.
Light path schematic diagram when Fig. 6 is present apparatus measurement fluorescent samples.
Light path schematic diagram when Fig. 7 is present apparatus measurement UV, visible light sample.
Embodiment
With reference to specific examples below and accompanying drawing, the utility model is described in further detail.It is new to implement this practicality
The process of type, condition, experimental method etc., it is the universal knowledege of this area and known in addition to the following content specially referred to
Content is not particularly limited in general knowledge, the utility model.
The side view of the temperature control device of the utility model electronic thermostatic specimen holder is shown with bowing in Fig. 1 a and Fig. 1 b respectively
View, the temperature control device include：Base 1, fin 2, heating cooling piece 3 and heat preservation component 4；Heating cooling piece 3 is arranged on scattered
The middle part of backing 2, the wire of heating cooling piece 3, which is dug from fin 2 in the through hole set, to be exported；Heat preservation component 4 is a side opening
Hollow rectangular parallelepiped structure, the opening of heat preservation component 4 is coated on the surrounding of heating cooling piece 3, the bottom of heat preservation component 4 and base
1 phase is fixed.Referring to Fig. 2 and Fig. 3, the outside of heat preservation component 4 is the insulation cladding 41 of a side opening, and the center of insulation cladding 41 is provided with copper
Block 43, copper billet 43 are hollow groove profile rectangular parallelepiped structure, and heat-conducting silicone grease is uniformly smeared on the two sides of heating cooling piece 3, is simultaneously close to copper
Block 43, another side are close to fin 2.The top of insulation cladding 41 has the perforate corresponding with the groove profile position of copper billet 43；Yu Bao
Three sides of warm shell 41 and copper billet 43 are equipped with loophole 46, and loophole 46 is located at same level height.As shown in fig. 6, three
The loophole 46 of side can be used for input exciting light and through transmitting light.The utility model device can also be used for measuring UV, visible light sample
Product, as shown in fig. 7, the both sides loophole 46 being located along the same line during measurement can input incident light respectively and through emergent light.
The utility model proposes electronic thermostatic specimen holder temperature control device in, insulation cladding 41 includes：Insulation cladding bottom
411st, lid 413 on insulation cladding side plate 412 and insulation cladding；Insulation cladding bottom 411 passes through screw connection, insulation cladding side plate with base 1
412 into " Contraband " shape, and lid 413 is connected by screw with insulation cladding side plate 412 on insulation cladding, is provided with perforate on insulation cladding in lid 413.
Copper billet 43 is centrally placed in the center of insulation cladding 41, and insulating foam 42 is provided between insulation cladding 41 and fin 2.Heat cooling piece
3 tops flush with the top of copper billet 43, have a foam above heating cooling piece, the isolation heating hot junction of cooling piece 3 and copper billet
The circulation of air between 43.
The utility model proposes electronic thermostatic specimen holder temperature control device in, the bottom of copper billet 43 is connected with TEMP
Device 45, the wire of temperature sensor 45 pass through the through hole export for digging and setting on fin 2.
The utility model proposes electronic thermostatic specimen holder temperature control device in, the length of groove profile extends to freezes with heating
The side that piece 3 contacts.There is space among the side that copper billet 43 contacts with heating cooling piece 3, prevent cuvette and the phase of loophole 46
The contact surface fluffing of cooperation.The front view and upper left isometric view of copper billet and spring leaf, copper is shown in Fig. 4 and Fig. 5 respectively
Adjacent both sides are provided with two spring leafs 44 in the groove profile in the center of block 43, and spring leaf 44 includes the He of installation portion 441 positioned at top
The spring pin 442 of bottom, installation portion 441 are fixed by screw and copper billet 43, and the center of spring pin 442 is provided with and the phase of loophole 46
Same through hole.Two spring leafs are mutually perpendicular to support cuvette, ensure to repeat the uniformity that cuvette is placed.The groove profile of copper billet 43
Groove 431 is inside further provided with, the width of groove 431 is more than or equal to the width of loophole 46, prevents cuvette and loophole 46
The contact surface fluffing being engaged.
Protection content of the present utility model is not limited to above example.In the spirit and model conceived without departing substantially from utility model
Under enclosing, those skilled in the art it is conceivable that change and advantage be all included in the utility model, and with appended power
Sharp claim is protection domain.
Claims (7)
- A kind of 1. temperature control device of electronic thermostatic specimen holder, it is characterised in that including：Base (1), fin (2), heating refrigeration Piece (3) and heat preservation component (4)；The heating cooling piece (3) is arranged on the middle part of the fin (2), the heating cooling piece (3) wire digs in the through hole set from the fin (2) and exported；The heat preservation component (4) is the hollow length of a side opening Cube structure, the opening of the heat preservation component (4) are coated on the surrounding of the heating cooling piece (3), the heat preservation component (4) Bottom is mutually fixed with the base (1)；Wherein, the outside of the heat preservation component (4) is the insulation cladding (41) of a side opening, and the center of the insulation cladding (41) is provided with Copper billet (43), the copper billet (43) are hollow groove profile rectangular parallelepiped structure, the side of the copper billet (43) and the heating cooling piece (3) contact, the top of the insulation cladding (41) has the perforate corresponding with the groove profile position of the copper billet (43)；In the guarantor Three sides of warm shell (41) and the copper billet (43) are equipped with loophole (46).
- 2. the temperature control device of electronic thermostatic specimen holder as claimed in claim 1, it is characterised in that the insulation cladding (41) and institute State between fin (2), be provided with insulating foam (42) between the contact surface of the insulation cladding (41) and the copper billet (43).
- 3. the temperature control device of electronic thermostatic specimen holder as claimed in claim 1, it is characterised in that the bottom of the copper billet (43) It is connected with temperature sensor (45), the wire of the temperature sensor (45) is led through digging the through hole set on the fin (2) Go out.
- 4. the temperature control device of electronic thermostatic specimen holder as claimed in claim 1, it is characterised in that the length extension of the groove profile To the side contacted with the heating cooling piece (3).
- 5. the temperature control device of the electronic thermostatic specimen holder as described in claim 1 or 4, it is characterised in that in the copper billet (43) Adjacent both sides are provided with two spring leafs (44) in the groove profile of centre, and the spring leaf (44) includes the installation portion positioned at top (441) and bottom spring pin (442), it is fixed that the installation portion (441) passes through screw and the copper billet (43), the spring pin (442) it is located at the both sides of the loophole (46).
- 6. the temperature control device of the electronic thermostatic specimen holder as described in claim 1 or 4, it is characterised in that the copper billet (43) Groove (431) is further provided with groove profile, the width of the groove (431) is more than or equal to the width of the loophole (46).
- 7. the temperature control device of electronic thermostatic specimen holder as claimed in claim 1, it is characterised in that insulation cladding (41) bag Include：(413) are covered on insulation cladding bottom (411), insulation cladding side plate (412) and insulation cladding；The insulation cladding bottom (411) with it is described Base (1) by screw connection, the insulation cladding side plate (412) into " Contraband " shape, covered on the insulation cladding (413) by screw with The insulation cladding side plate (412) connects, and is covered on the insulation cladding in (413) and is provided with perforate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720505564.XU CN206877173U (en) | 2017-05-09 | 2017-05-09 | A kind of temperature control device of electronic thermostatic specimen holder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720505564.XU CN206877173U (en) | 2017-05-09 | 2017-05-09 | A kind of temperature control device of electronic thermostatic specimen holder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206877173U true CN206877173U (en) | 2018-01-12 |
Family
ID=61339274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720505564.XU Expired - Fee Related CN206877173U (en) | 2017-05-09 | 2017-05-09 | A kind of temperature control device of electronic thermostatic specimen holder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206877173U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108204943A (en) * | 2018-01-15 | 2018-06-26 | 朱兆明 | The UV experimental provisions and its method of work of the simulation plating diaphragm positive and negative temperature difference |
-
2017
- 2017-05-09 CN CN201720505564.XU patent/CN206877173U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108204943A (en) * | 2018-01-15 | 2018-06-26 | 朱兆明 | The UV experimental provisions and its method of work of the simulation plating diaphragm positive and negative temperature difference |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180112 |
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| CF01 | Termination of patent right due to non-payment of annual fee |