CN2781369Y - Thin-layer chromatography program temp. control instrument - Google Patents
Thin-layer chromatography program temp. control instrument Download PDFInfo
- Publication number
- CN2781369Y CN2781369Y CN 200520020739 CN200520020739U CN2781369Y CN 2781369 Y CN2781369 Y CN 2781369Y CN 200520020739 CN200520020739 CN 200520020739 CN 200520020739 U CN200520020739 U CN 200520020739U CN 2781369 Y CN2781369 Y CN 2781369Y
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- temperature
- ice chest
- housed
- program
- cold
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Abstract
The utility model discloses a temperature controlling instrument for a thin-layer chromatographic program, which is composed of a program temperature controlling circuit, a sensor, a semiconductor refrigerating sheet, a cold transmitting block, a heat insulating cushion, a heat insulating pipe, a heat radiating fan, a coad radiating fan, a cold transmitting box, a solid board box, electric heating wires, a heat radiator, a heat insulating layer, a top cover, an observing window, a chromatographic cylinder, a temperature controlling box, a temperature displaying digital tube and a direct-current power supply. Adopting a heat and cold isolating and a program temperature controlling techniques, the utility model not only can realize that a heating program higher than indoor temperature keeps constant temperature, but also realize that a refrigerating program lower than the indoor temperature keeps the constant temperature, and makes refrigerating quantity with low power obtain the maximum cooling effect and realizes the fixed-point temperature control and the program temperature control more than 10 DEG C in a thin-layer chromatography program temperature controlling box. The utility model has the advantages of novel design, simple structure, easy production, low cost and high precision and is suitable for thin-layer chromatographic analysis of chemical industries, medicine and scientific research.
Description
Affiliated technical field
The utility model relates to a kind of thin-layer chromatography programmed temperature control instrument, belongs to chromatograph temperature control technique field.
Background technology
At present, known Development of Thin-Layer Chromatography process is at ambient temperature, and temperature is non-constant, and replica test is poor, influences systemic test effect, can not eliminate edge effect, is unfavorable for that polycomponent separates fast; There is not the cold scattering fan in the utility model patent 90222477.8, can't guarantee the even of thin-layer chromatography oven temperature, degree, also not have good heat insulation layer, can't guarantee that low power refrigerating capacity obtains maximum cooling-down effect, do not adopt the temperature programmed control method yet, can't realize that temperature programmed control launches.
Summary of the invention
In order to overcome above deficiency, the purpose of this utility model is to provide a kind of thin-layer chromatography programmed temperature control instrument, adopt cold and hot isolation and temperature programmed control technology, can realize that not only the heating that is higher than room temperature keeps constant temperature, can realize that also the refrigeration that is lower than indoor temperature keeps constant temperature, can also realize the expansion process of temperature programme.
The technical scheme that its technical matters that solves the utility model adopts is: it shows that by temperature programmed control circuit, sensor, conductor refrigeration sheet, cold transfer block, mat insulation, heat-insulated pipe, radiator fan, cold scattering fan, biography ice chest, real wooden board, heating wire, heating radiator, heat insulation layer, top cover, view window, chromatography cylinder, temperature-controlled box, temperature charactron, direct supply constitute; View window is equipped with in the positive central authorities of real wooden board, above the real wooden board top cover is housed, at solid wood plate chamber interior wall heat insulation layer is housed, the biography ice chest is housed in heat insulation layer, passing on the cold right wall of box by cold scattering fan of screw retention, the cold scattering fan becomes 30 ° of angles to install with the cold right wall of box of biography, and chromatography cylinder can be put in central authorities at the biography ice chest, four jiaos baffle plate is housed at the biography ice chest; On solid wood plate right wall of box, be shaped on a square hole, semiconductor chilling plate is installed in square hole central authorities, mat insulation is contained in around the conductor refrigeration sheet, and on the left wall of temperature-controlled box, the temperature-controlled box left side is connected by screw with real wooden board right side the conductor refrigeration sheet by the screw retention that is with heat-insulated pipe; In wall inboard, a temperature-controlled box left side heating radiator is housed, heating radiator closely contacts with the conductor refrigeration sheet, and radiator fan is equipped with on the heating radiator right side; Between conductor refrigeration sheet and biography ice chest, cold transfer block is housed; Heating wire is contained in and passes lower right in the ice chest, and the temperature programmed control circuit is contained in lower end in the temperature-controlled box, and temperature shows that charactron is inserted on the wiring board of temperature programmed control circuit, and direct supply is contained on the temperature programmed control circuit board; The 220V power supply connects dc supply input, and output terminal is leaded up to two-way switch and connect heating wire and conductor refrigeration sheet respectively, and one the tunnel connects the cold scattering fan, and the switch of leading up to connects lamp, and the temperature programmed control circuit input end connects the 220V power supply.
The beneficial effects of the utility model are: adopt cold and hot isolation and temperature programmed control technology, can realize that not only the heating that is higher than room temperature keeps constant temperature, can realize that also the refrigeration that is lower than indoor temperature keeps constant temperature, and guarantee that low power refrigerating capacity obtains maximum cooling-down effect, in thin-layer chromatography temperature programmed control case, realized set point temperature control and the program temperature control more than 10 ℃; Modern design, simple in structure, make easily, with low cost, the precision height is suitable for chemical industry, medicine, the use of scientific research thin-layer chromatographic analysis.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the one-piece construction cut-open view of the utility model thin-layer chromatography programmed temperature control instrument.
Fig. 2 is the cut-open view that the conductor refrigeration sheet is connected with heating radiator.
Fig. 3 is circuit theory diagrams.
Number in the figure
1, top cover 2, heat insulation layer 3, heating radiator 4, radiator fan
5, mat insulation 6, conductor refrigeration sheet 7, cold transfer block 8, heat-insulated pipe
9, cold scattering fan 10, view window 11, chromatography cylinder 12, biography ice chest
13, real wooden board 14, lamp 15, heating wire 16, sensor
17, temperature programmed control circuit 18, direct supply 19, temperature show charactron
20, temperature-controlled box 21, baffle plate 22, screw
Embodiment
See also Fig. 1 to Fig. 3; It shows that by temperature programmed control circuit (17), sensor (16), conductor refrigeration sheet (6), cold transfer block (7), mat insulation (5), heat-insulated pipe (8), radiator fan (4), cold scattering fan (9), biography ice chest (12), real wooden board (13), heating wire (15), heating radiator (3), heat insulation layer (2), top cover (1), view window (10), chromatography cylinder (11), temperature-controlled box (20), temperature charactron (19), direct supply (18) constitute; View window (10) is equipped with in the positive central authorities of real wooden board (13), the duty that can observe chromatography cylinder (11) at any time by view window (10); Above the real wooden board (13) top cover (1) is housed, chromatography cylinder (11) can be from putting into or taking out here; At real wooden board (13) inwall heat insulation layer (2) is housed, guarantees that low power refrigerating capacity obtains maximum cooling-down effect; In heat insulation layer (2), be equipped with and pass ice chest (12), on the right wall of biography ice chest (12), fix a cold scattering fan (9) by screw (22), cold scattering fan (9) becomes 30 ° of angles to install with the right wall of biography ice chest (12), passing ice chest (12) central authorities, can put chromatography cylinder (11), (12) four jiaos baffle plate (21) is housed at the biography ice chest; During the cold scattering fan work, become 30 ° of angles,, so just formed, make the cold scattering temperature more even around whirlwind of chromatography cylinder so the wind that blows out is suitable in the past by baffle plate (21) with biography ice chest (12); You Bishang is shaped on a square hole at real wooden board (13), semiconductor chilling plate (6) is installed in square hole central authorities, mat insulation (5) is contained in around the conductor refrigeration body, semiconductor system refrigerating sheet is fixed on by the screw that is with heat-insulated pipe (8) (22) on the left wall of temperature-controlled box (20), and temperature-controlled box (20) left side is connected by screw (22) with real wooden board (13) right side; Guarantee hot and cold separation, can receive cooling effect preferably; On the left wall inboard of temperature-controlled box (20) heating radiator (3) is housed, heating radiator (3) closely contacts with conductor refrigeration sheet (6), on heating radiator (3) right side radiator fan (4) is housed; Between conductor refrigeration sheet (6) and biography ice chest (12), cold transfer block (7) is housed, the refrigeration temperature extensively is sent in the ice chest (12); Heating wire (15) is contained in and passes the interior lower right of ice chest (12), temperature programmed control circuit (17) is contained in the lower end in the temperature-controlled box (20), temperature shows that charactron (19) is inserted on the wiring board of temperature programmed control circuit (17), and direct supply (18) is contained on the wiring board of temperature programmed control circuit (17); The circuit part: the 220V power supply connects the 12V dc supply input, after the step-down rectifier voltage stabilizing, and defeated 12V direct supply (18), the two-way switch of leading up to connects heating wire (15) and conductor refrigeration sheet (6) respectively; The single-way switch of leading up to connects lamp (14), when needs are checked chromatography cylinder (11) duty, can open single-way switch, and lamp (14) is bright, can conveniently check chromatography cylinder (11), temperature programmed control circuit (17) input termination 220V power supply.
Claims (1)
1, a kind of thin-layer chromatography programmed temperature control instrument comprises temperature programmed control circuit (17), sensor (16), conductor refrigeration sheet (6), cold transfer block (7), mat insulation (5), heat-insulated pipe (8), radiator fan (4), cold scattering fan (9), passes ice chest (12), real wooden board (13), heating wire (15), heating radiator (3), heat insulation layer (2), top cover (1), view window (10), chromatography cylinder (11), temperature-controlled box (20), temperature demonstration charactron (19), direct supply (18) formation; It is characterized in that: view window (10) is equipped with in the positive central authorities of real wooden board (13), above the real wooden board (13) top cover (1) is housed, at real wooden board (13) inwall heat insulation layer (2) is housed, in heat insulation layer (2), be equipped with and pass ice chest (12), on the right wall of biography ice chest (12), fix a cold scattering fan (9) by screw (22), cold scattering fan (9) becomes 30 ° of angles to install with the right wall of biography ice chest (12), passing ice chest (12) central authorities, can put chromatography cylinder (11), (12) four jiaos baffle plate (21) is housed at the biography ice chest; You Bishang is shaped on a square hole at real wooden board (13), conductor refrigeration sheet (6) is installed in square hole central authorities, mat insulation (5) is contained in around the conductor refrigeration sheet, conductor refrigeration sheet (6) is fixed on by the screw that is with heat-insulated pipe (8) (22) on the left wall of temperature-controlled box (20), and temperature-controlled box (20) left side is connected by screw (22) with real wooden board (13) right side; In the left wall of temperature-controlled box (20) inboard heating radiator (3) is housed, heating radiator (3) closely contacts with conductor refrigeration sheet (6), on heating radiator (3) right side radiator fan (4) is housed; Between conductor refrigeration sheet (6) and biography ice chest (12), cold transfer block (7) is housed, heating wire (15) is contained in and passes the interior lower right of ice chest (12), temperature programmed control circuit (17) is contained in the lower end in the temperature-controlled box (20), temperature shows that charactron (19) is inserted on the wiring board of temperature programmed control circuit (17), and direct supply (18) is contained on the wiring board of temperature programmed control circuit (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520020739 CN2781369Y (en) | 2005-04-26 | 2005-04-26 | Thin-layer chromatography program temp. control instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520020739 CN2781369Y (en) | 2005-04-26 | 2005-04-26 | Thin-layer chromatography program temp. control instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2781369Y true CN2781369Y (en) | 2006-05-17 |
Family
ID=36762571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520020739 Expired - Fee Related CN2781369Y (en) | 2005-04-26 | 2005-04-26 | Thin-layer chromatography program temp. control instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2781369Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101858900B (en) * | 2009-04-08 | 2013-01-16 | 马启武 | Constant temperature and humidity thin-layer chromatography tank |
| CN104503507A (en) * | 2014-12-13 | 2015-04-08 | 吴学涛 | Intelligent control incubator |
| CN104792919A (en) * | 2015-05-19 | 2015-07-22 | 齐齐哈尔医学院 | Constant-current thin layer chromatograph |
-
2005
- 2005-04-26 CN CN 200520020739 patent/CN2781369Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101858900B (en) * | 2009-04-08 | 2013-01-16 | 马启武 | Constant temperature and humidity thin-layer chromatography tank |
| CN104503507A (en) * | 2014-12-13 | 2015-04-08 | 吴学涛 | Intelligent control incubator |
| CN104792919A (en) * | 2015-05-19 | 2015-07-22 | 齐齐哈尔医学院 | Constant-current thin layer chromatograph |
| CN104792919B (en) * | 2015-05-19 | 2016-06-15 | 齐齐哈尔医学院 | Constant current thin layer chromatograph |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060517 Termination date: 20110426 |