CN102706382B - Incubator - Google Patents
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- CN102706382B CN102706382B CN201210132607.6A CN201210132607A CN102706382B CN 102706382 B CN102706382 B CN 102706382B CN 201210132607 A CN201210132607 A CN 201210132607A CN 102706382 B CN102706382 B CN 102706382B
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- chamber
- housing
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- constant temperature
- cavity
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Abstract
The invention discloses an incubator, comprising a housing as well as an inner container and a control system which are both arranged in the housing, wherein a cavity is surrounded by the inner container. The incubator also comprises a thermal equilibrium stability mechanism arranged in the cavity, wherein the thermal equilibrium stability mechanism comprises a shell and a detecting chamber, the shell is made of a heat conduction material, the detecting chamber at least comprises a first chamber and a second chamber which are mutually isolated, the first chamber is provided with a first through hole communicated with the cavity, and the second chamber is provided with a second through hole communicated with the cavity. According to the incubator, the thermal equilibrium stability mechanism made of the heat conduction material is arranged in the cavity surrounded by the inner container, the thermal equilibrium stability mechanism comprises the shell, the first chamber and the second chamber, and a reference sensor and a sensor to be calibrated are respectively placed in the first chamber and the second chamber, therefore, thermal equilibrium can be quickly established in the detecting chamber, and the temperature difference of the first chamber and the second chamber can be less than 0.001 DEG C. The incubator has a simple structure and low cost, and furthermore, high-precision temperature calibration can be realized.
Description
Technical field
The present invention relates to a kind of constant temperature oven.
Background technology
In the manufacturing process of sensor product, due to the difference of product individuality, usually before dispatching from the factory, consistance mark need be carried out.When marking, the stability of temperature is very important, therefore, needs high-precision thermotank equipment.Existing common constant temperature oven, precision is lower, and general internal difference in temperature is ± 0.5 DEG C, and high-precision thermotank equipment complex structure, expensive.
Summary of the invention
The technical problem to be solved in the present invention is for the deficiencies in the prior art, provides a kind of structure simple and the constant temperature oven that cost is low.
The technical problem to be solved in the present invention is solved by the following technical programs:
A kind of constant temperature oven, comprise shell, inner bag is in the housing set and sensor is carried out to the control system of temperature calibration, described inner bag crosses cavity, also comprise and being arranged in described cavity and the thermal equilibrium stabilizing mechanism of isolating with described inner bag, described thermal equilibrium stabilizing mechanism comprises housing and is arranged on the sensing chamber in described housing, described housing is made up of Heat Conduction Material, described sensing chamber at least comprises the first chamber for placing reference sensor and the second chamber for placing sensor to be calibrated, described first chamber is provided with the first through hole with described cavity connects, described second chamber is provided with the second through hole with described cavity connects.
Described first chamber and described second chamber mutually isolated.
Described housing is mono-hull.
Described housing is Double-casing, and described Double-casing comprises close-fitting first housing and the second housing.
Described first case lid is located on described second housing.
Described first housing is provided with the first groove, described second housing is provided with the first groove fit groove, described first groove and described first groove fit slot are put correspondence and form the first chamber, described first housing is provided with the second groove, described second housing is provided with the second groove fit groove, and described second groove and described second groove fit slot are put correspondence and form the second chamber.
Described sensing chamber also comprises the 3rd chamber for depositing sensor to be calibrated, described 3rd chamber is provided with the third through-hole with described cavity connects, described 3rd chamber respectively with described first chamber and described second chamber isolation, described first housing is provided with the 3rd groove, described second housing is provided with the 3rd groove fit groove, and described 3rd groove and described 3rd groove fit slot are put correspondence and form the 3rd chamber.
Described first chamber is arranged between described second chamber and described 3rd chamber.
Described thermal equilibrium stabilizing mechanism and described inner bag are isolated by support, and described support is made up of thermal insulation material, and described housing passes through described Bracket setting in described cavity.
Described thermal equilibrium stabilizing mechanism and described inner bag are isolated by lanyard, and described lanyard is made up of thermal insulation material, and described housing is suspended in described cavity by described lanyard.
Owing to have employed above technical scheme, the beneficial effect that the present invention is possessed is:
In the specific embodiment of the present invention, owing to being provided with the thermal equilibrium stabilizing mechanism that Heat Conduction Material is made in the cavity that inner bag crosses, the sensing chamber that thermal equilibrium stabilizing mechanism comprises housing and is made up of the first chamber and the second chamber, reference sensor and sensor to be calibrated are placed in the first mutually isolated chamber and the second chamber respectively, can set up thermal equilibrium fast in sensing chamber, the temperature difference in the first chamber and the second chamber can be less than 0.001 DEG C; Structure of the present invention is simple, can realize high-precision temperature calibration, and cost is low.
Accompanying drawing explanation
Fig. 1 is the structural representation of the constant temperature oven in one embodiment of the present invention;
Fig. 2 is the structural representation of the thermal equilibrium stabilizing mechanism in one embodiment of the present invention;
Fig. 3 is in one embodiment of the present invention, is provided with the structural representation of the thermal equilibrium stabilizing mechanism of sensor.
Embodiment
By reference to the accompanying drawings the present invention is described in further detail below by embodiment.
As shown in Figure 1 to Figure 3, constant temperature oven of the present invention, its a kind of embodiment, comprise shell (not shown), inner bag 11, control system (not shown) and thermal equilibrium stabilizing mechanism, inner bag 11 is arranged in shell, and inner bag 11 outside surface is around heating wire and refrigerator pipes (not shown), control system is used for treating calibration sensor and carries out temperature calibration, inner bag 11 crosses cavity 12, and thermal equilibrium stabilizing mechanism is arranged in cavity 12, and isolates with inner bag 11.In one embodiment, thermal equilibrium stabilizing mechanism comprises housing 24 and sensing chamber, housing 24 is made up of Heat Conduction Material, as metal, silica gel piece or heat-conducting plastic, sensing chamber at least comprises the first chamber 21 and the second chamber 22, first chamber 21 is for placing reference sensor 31, second chamber 22 is for placing sensor 32 to be calibrated, first chamber 21 is provided with the first through hole 213, first through hole 213 is communicated with cavity 12, first through hole 213 can be used to draw the first chamber 21 with reference to sensor output lead 311 and is connected with control system, second chamber 22 is provided with the second through hole 223, second through hole 223 is communicated with cavity 12, second through hole 223 can be used to draw the second chamber 22 be connected waiing upon calibration sensor output lead 321 with control system.The size of the first chamber 21 and the second chamber 22 coordinates with the size of the sensor put within it, respectively slightly larger than the sensor be placed on wherein.
In one embodiment, the first chamber 21 and the second chamber 22 mutually isolated.
In one embodiment, housing 24 is mono-hull.Housing 24 can be made up of one piece of Heat Conduction Material.
In one embodiment, housing 24 is Double-casing, specifically comprises the first housing 241 and the second housing 242, first housing 241 and the second housing 242 closely cooperate, first housing 241 and the second housing 242 can combine front and back, can combine up and down, also can adopt other array mode.First housing 241 also can be formed by polylith shell combination, and the second housing 242 also can be formed by polylith shell combination.
In one embodiment, first housing 241 lid is located on the second housing 242, in the present embodiment, first housing 241 and the second housing 242 adopt the mode combined up and down, the surface of contact of the first housing 241 and the second housing 242 can be taked to arrange clamping body, make to combine closely between the first housing 241 and the second housing 242, do not stay gap.
In one embodiment, first housing 241 is provided with the first groove 211, second housing 242 is provided with the first groove fit groove 212, first groove 211 and the first groove fit groove 212 position correspondence, be combined composition first chamber 21, first housing 241 to be provided with the second groove 221, second housing 242 and to be provided with the second groove fit groove 222, second groove 221 and the second groove fit groove 222 position correspondence, be combined composition second chamber 22.
In one embodiment, sensing chamber also comprises the 3rd chamber 23,3rd chamber 23 is also for placing sensor 32 to be calibrated, 3rd chamber 23 is provided with third through-hole 233, third through-hole 233 is communicated with cavity 12,3rd chamber 23 is isolated with the first chamber 21 and the second chamber 22 respectively, three chambers are made independently to be arranged in housing 24, first housing 241 is provided with the 3rd groove 231, second housing 242 is provided with the 3rd groove fit groove 232,3rd groove 231 and the 3rd groove fit groove 232 position correspondence, be combined and form and form the 3rd chamber 23.Sensing chamber can also comprise the three or four chamber, the 5th chamber, and the quantity of chamber can be determined as required, can demarcate to make multiple sensor to be calibrated 32 simultaneously.
In one embodiment, the first chamber 21 is arranged between the second chamber 22 and the 3rd chamber 23.First chamber 21 is arranged between the second chamber 22 and the 3rd chamber 23, even if reference sensor 31 is placed in middle chamber, makes sensor to be marked reduce the impact being subject to difference variation as far as possible, makes the sensor of mark more accurate.
In one embodiment, thermal equilibrium stabilizing mechanism and inner bag 11 are isolated by support 25, and support 25 is made up of thermal insulation material, and housing 24 can be arranged in cavity 12 by support 25, make thermal equilibrium stabilizing mechanism be placed on the middle part of cavity 12.
In one embodiment, thermal equilibrium stabilizing mechanism and inner bag 11 are isolated by lanyard (not shown), and lanyard is made up of thermal insulation material, and housing 24 can be suspended in cavity 12 by lanyard.
Above content is in conjunction with concrete embodiment further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, some simple deduction or replace can also be made.
Claims (10)
1. a constant temperature oven, comprise shell, inner bag is in the housing set and sensor is carried out to the control system of temperature calibration, described inner bag crosses cavity, it is characterized in that, also comprise and being arranged in described cavity and the thermal equilibrium stabilizing mechanism of isolating with described inner bag, described thermal equilibrium stabilizing mechanism comprises housing and is arranged on the sensing chamber in described housing, described housing is made up of Heat Conduction Material, described sensing chamber at least comprises the first chamber for placing reference sensor and the second chamber for placing sensor to be calibrated, described first chamber is provided with the first through hole with described cavity connects, described second chamber is provided with the second through hole with described cavity connects.
2. constant temperature oven as claimed in claim 1, is characterized in that, described first chamber and described second chamber mutually isolated.
3. constant temperature oven as claimed in claim 1, it is characterized in that, described housing is mono-hull.
4. constant temperature oven as claimed in claim 1, it is characterized in that, described housing is Double-casing, and described Double-casing comprises close-fitting first housing and the second housing.
5. constant temperature oven as claimed in claim 4, it is characterized in that, described first case lid is located on described second housing.
6. constant temperature oven as claimed in claim 5, it is characterized in that, described first housing is provided with the first groove, described second housing is provided with the first groove fit groove, described first groove and described first groove fit slot are put correspondence and form the first chamber, described first housing is provided with the second groove, and described second housing is provided with the second groove fit groove, and described second groove and described second groove fit slot are put correspondence and form the second chamber.
7. constant temperature oven as claimed in claim 6, it is characterized in that, described sensing chamber also comprises the 3rd chamber for depositing sensor to be calibrated, described 3rd chamber is provided with the third through-hole with described cavity connects, described 3rd chamber respectively with described first chamber and described second chamber isolation, described first housing is provided with the 3rd groove, and described second housing is provided with the 3rd groove fit groove, and described 3rd groove and described 3rd groove fit slot are put correspondence and form the 3rd chamber.
8. constant temperature oven as claimed in claim 7, it is characterized in that, described first chamber is arranged between described second chamber and described 3rd chamber.
9. the constant temperature oven according to any one of claim 1 to 8, is characterized in that, described thermal equilibrium stabilizing mechanism and described inner bag are isolated by support, and described support is made up of thermal insulation material, and described housing passes through described Bracket setting in described cavity.
10. the constant temperature oven according to any one of claim 1 to 8, is characterized in that, described thermal equilibrium stabilizing mechanism and described inner bag are isolated by lanyard, and described lanyard is made up of thermal insulation material, and described housing is suspended in described cavity by described lanyard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210132607.6A CN102706382B (en) | 2012-04-28 | 2012-04-28 | Incubator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210132607.6A CN102706382B (en) | 2012-04-28 | 2012-04-28 | Incubator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102706382A CN102706382A (en) | 2012-10-03 |
| CN102706382B true CN102706382B (en) | 2014-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210132607.6A Active CN102706382B (en) | 2012-04-28 | 2012-04-28 | Incubator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102706382B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108152433B (en) * | 2017-12-25 | 2020-09-11 | 北京高麦克仪器科技有限公司 | Gas chromatograph high temperature sampling device and gas chromatograph who has it |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2306499Y (en) * | 1997-09-10 | 1999-02-03 | 王景南 | Thermostat air tank furnace of calibrating installation for thermometer |
| JP2007248277A (en) * | 2006-03-16 | 2007-09-27 | National Institute Of Advanced Industrial & Technology | Low temperature calibrating device for thermometer |
| CN201607292U (en) * | 2010-02-22 | 2010-10-13 | 西华大学 | Automatic calibration system for temperature instrument |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5619493B2 (en) * | 2010-05-31 | 2014-11-05 | 株式会社チノー | Soaking block for thermostat |
-
2012
- 2012-04-28 CN CN201210132607.6A patent/CN102706382B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2306499Y (en) * | 1997-09-10 | 1999-02-03 | 王景南 | Thermostat air tank furnace of calibrating installation for thermometer |
| JP2007248277A (en) * | 2006-03-16 | 2007-09-27 | National Institute Of Advanced Industrial & Technology | Low temperature calibrating device for thermometer |
| CN201607292U (en) * | 2010-02-22 | 2010-10-13 | 西华大学 | Automatic calibration system for temperature instrument |
Non-Patent Citations (1)
| Title |
|---|
| 低温下微机高精度热电偶温度计标定系统;李世岗 等;《低温工程》;19971031(第5期);第24页第2段，第25页倒数第3段－第26页第4段，图7 * |
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| Publication number | Publication date |
|---|---|
| CN102706382A (en) | 2012-10-03 |
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