CN201862418U - Simple constant air temperature and humidity chamber for laboratory - Google Patents
Simple constant air temperature and humidity chamber for laboratory Download PDFInfo
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- CN201862418U CN201862418U CN2010206272524U CN201020627252U CN201862418U CN 201862418 U CN201862418 U CN 201862418U CN 2010206272524 U CN2010206272524 U CN 2010206272524U CN 201020627252 U CN201020627252 U CN 201020627252U CN 201862418 U CN201862418 U CN 201862418U
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Abstract
A simple constant air temperature and humidity chamber for a laboratory belongs to the technical field of constant temperature and humidity, and solves the problems of the existing constant temperature and humidity device for a laboratory that the cost is high and the operation of constant temperature and humidity can not be carried out on an overall experimental facility. The simple constant air temperature and humidity chamber for a laboratory comprises a closed chamber consisting of an inner insulation layer of asbestos and an outer layer of polyvinyl chloride; a temperature sensor, a humidity sensor, and a humidifier are respectively arranged on the inner surface of the inner insulation layer of asbestos; a temperature display regulator and a humidity display regulator are respectively arranged on the outer surface of the outer layer of polyvinyl chloride; a ceramic tube is arranged in the closed chamber; a resistance wire is fixed at the rear end of the inner cavity of the ceramic tube; a fan is fixed on the front end of the cavity of the ceramic tube; a heating power supply and a humidifying power supply are used for supplying power for the resistance wire and the humidifier respectively; the temperature display regulator is used for controlling the temperature in the closed chamber; and the humidity display regulator is used for controlling the humidity in the closed chamber. The simple constant air temperature and humidity chamber is used as a constant temperature and humidity device for a laboratory.
Description
Technical field
The utility model relates to the simple and easy air climatic chamber in a kind of laboratory, belongs to the constant temperature and humidity technical field.
Background technology
The thermostat of existing experiment usefulness, complex structure, the cost height, and can't carry out constant-temperature moisture-keeping to whole experiment device.
The utility model content
The purpose of this utility model is the thermostat cost height that has experiment usefulness now in order to solve, and can't carry out the problem of constant-temperature moisture-keeping to whole experiment device, provides a kind of laboratory simple and easy air climatic chamber.
The utility model comprises airtight casing, and it comprises that also temperature sensor, temperature show adjuster, earthenware, resistance wire, fan, heating power supply, humidity sensor, humidifier, humidification power supply and humidity display adjuster,
Airtight casing is made up of polyvinyl chloride skin and asbestos insulation internal layer, temperature sensor, humidity sensor and humidifier are separately positioned on the inner surface of asbestos insulation internal layer, temperature shows that adjuster and humidity display adjuster are separately positioned on the outer field outer surface of polyvinyl chloride
Earthenware is placed in the airtight casing, and resistance wire is fixed on the rear end of earthenware inner space, and fan is fixed on the front end of earthenware inner space;
Heating power supply is used for to the resistance wire power supply,
The humidification power supply is used for to the humidifier power supply,
The temperature signal output of temperature sensor connects the temperature signal input that temperature shows adjuster, and temperature shows that the heating signal output of adjuster connects the heating signal input of heating power supply;
The moisture signal output of humidity sensor connects the moisture signal input of humidity display adjuster, and the humidification signal output part of humidity display adjuster connects the humidification signal input part of humidification power supply.
The utility model has the advantages that: when the utility model is used for chemical experiment, Physical Experiment and Bioexperiment to the constant temperature heat and moisture preserving of entire reaction device.Its airtight casing adopts the outer and asbestos insulation internal layer composition of polyvinyl chloride, and high insulating effect is corrosion-resistant, conveniently moving; Use resistance wire to do heating, firing rate is fast, saves the space; Accelerate circulation of air by fan simultaneously, make homogeneous heating,,, testee is heated evenly by circulation of air because the resistance wire heating is air.The utility model is simple in structure, and cost is low, and constant-temperature moisture-keeping is effective, and is practical.
Description of drawings:
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the structural representation of earthenware;
Fig. 3 is a temperature control signals flow chart of the present utility model;
Fig. 4 is a humidity control signal flow chart of the present utility model.
The specific embodiment
The specific embodiment one: present embodiment is described below in conjunction with Fig. 1 to Fig. 4, present embodiment comprises airtight casing 1, it comprises that also temperature sensor 2, temperature show adjuster 3, earthenware 4, resistance wire 5, fan 6, heating power supply 7, humidity sensor 8, humidifier 9, humidification power supply 10 and humidity display adjuster 11
Earthenware 4 is placed in the airtight casing 1, and resistance wire 5 is fixed on the rear end of earthenware 4 inner spaces, and fan 6 is fixed on the front end of earthenware 4 inner spaces;
Heating power supply 7 is used for to resistance wire 5 power supplies,
The temperature signal output of temperature sensor 2 connects the temperature signal input that temperature shows adjuster 3, and temperature shows that the heating signal output of adjuster 3 connects the heating signal input of heating power supply 7;
The moisture signal output of humidity sensor 8 connects the moisture signal input of humidity display adjuster 11, and the humidification signal output part of humidity display adjuster 11 connects the humidification signal input part of humidification power supply 10.
The outer field high insulating effect of the polyvinyl chloride of airtight casing 1 and corrosion-resistant after asbestos insulation internal layer cooperates, has further strengthened its heat-insulating property.Provide gas channel by earthenware 4, dry to the resistance wire 5 of its rear end, can quicken circulation of air, promote that heat energy is evenly distributed at airtight casing 1 by the fan 6 of earthenware 4 front ends.
But described airtight casing 1 is provided with switching mechanism, and airtight casing 1 interior article picks and places during convenient the experiment.
The specific embodiment two: below in conjunction with Fig. 3 present embodiment is described, present embodiment is the further qualification to embodiment one, and described temperature demonstration adjuster 3 is made up of temperature indicator 3-1, thermoregulator 3-2, the first red light 3-3 and the first green light 3-4,
The preset temperature signal output part of thermoregulator 3-2 connects the preset temperature signal input part of temperature indicator 3-1, the heating of thermoregulator 3-2 shows that signal output part connects the demonstration signal input part of the first red light 3-3, and the heating of thermoregulator 3-2 is finished and shown that signal output part connects the demonstration signal input part of the first green light 3-4;
Temperature shows that the temperature signal input of adjuster 3 is the temperature signal input of thermoregulator 3-2, and temperature shows that the heating signal output of adjuster 3 is the heating signal output of thermoregulator 3-2.Other composition and annexation are identical with embodiment one.
The course of work: at first reaction unit is put into airtight casing 1, the heating-up temperature value that reaches in advance is set by thermoregulator 3-2, and by temperature indicator 3-1 demonstration, thermoregulator 3-2 gives heating power supply 7 control signals by its heating signal output then, makes heating power supply 7 give resistance wire 5 power supplies, heats, resistance wire 5 produces heat, pass to the air of airtight casing 1 inside, fan 6 can impel the exchange of cold and hot air, makes homogeneous heating; Thermoregulator 3-2 is gathered and passed to 2 pairs of airtight casing 1 temperature inside of temperature sensor constantly, and in the process of heating, thermoregulator 3-2 shows that by the control first red light 3-3 expression is in heated condition at this moment; The temperature value demonstration that passes to thermoregulator 3-2 when temperature sensor 2 has reached default heating-up temperature value, controlling the first red light 3-3 by thermoregulator 3-2 goes out, the first green light 3-4 is bright, this moment, heating finished, thermoregulator 3-2 control heating power supply 7 stops resistance wire 5 power supplies, and airtight casing 1 is in the self-heat conserving state.Temperature descends in airtight casing 1, repeats heating process automatically.
Heating power supply 7 adopts the 220V power supply.
The specific embodiment three: present embodiment is described below in conjunction with Fig. 4, present embodiment is the further qualification to embodiment one or two, described humidity display adjuster 11 is made up of wetness display unit 11-1, humidistat 11-2, the second red light 11-3 and the second green light 11-4
Humidistat 11-2 preset that the moisture signal output connects wetness display unit 11-1 preset the moisture signal input, the humidification of humidistat 11-2 shows that signal output part connects the demonstration signal input part of the second red light 11-3, and the humidification of humidistat 11-2 is finished and shown that signal output part connects the demonstration signal input part of the second green light 11-4;
The moisture signal input of humidity display adjuster 11 is the moisture signal input of humidistat 11-2, and the humidification signal output part of humidity display adjuster 11 is the humidification signal output part of humidistat 11-2.Other composition and annexation are identical with embodiment one or two.
Present embodiment is provided with the humidity value that reaches in advance by humidistat 11-2, and by wetness display unit 11-1 demonstration, humidistat 11-2 gives humidification power supply 10 control signals by its humidification signal output part then, make humidification power supply 10 give humidifier 9 power supplies, carry out humidification, humidistat 11-2 is gathered and passed to 8 pairs of airtight casing 1 humidity inside of humidity sensor constantly, in the process of humidification, humidistat 11-2 shows that by the control second red light 11-3 expression is in humidification state at this moment; The humidity value demonstration that passes to humidistat 11-2 when humidity sensor 8 has reached default wet value, controlling the second red light 11-3 by humidistat 11-2 goes out, the second green light 11-4 is bright, this moment, humidification finished, humidistat 11-2 control humidification power supply 10 stops humidifier 9 power supplies, and airtight casing 1 is in the self-insurance wet condition.Humidity descends in airtight casing 1, repeats humidification automatically.
The specific embodiment four: present embodiment is described below in conjunction with Fig. 2, present embodiment is the further qualification to embodiment three, described resistance wire 5 is fixed on by its two ends on the tube wall of earthenware 4, and the line at described resistance wire 5 two ends and the longitudinal center line of earthenware 4 intersect.Other composition and annexation are identical with embodiment three.
The described fixed form to resistance wire 5 of present embodiment helps resistance wire 5 to dispel the heat relatively uniformly in earthenware 4 inside.
The specific embodiment five: below in conjunction with Fig. 2 present embodiment is described, present embodiment is the further qualification to embodiment four, and described resistance wire 5 is S-shaped.Other composition and annexation are identical with embodiment four.
The specific embodiment six: below in conjunction with Fig. 1 present embodiment is described, present embodiment is the further qualification to embodiment five, has operation window 1-1 on the sidewall of described airtight casing 1.Other composition and annexation are identical with embodiment five.
The specific embodiment seven: below in conjunction with Fig. 1 present embodiment is described, present embodiment is the further qualification to embodiment six, and described operation window 1-1 is two, and described two operation window 1-1 lay respectively on the opposing sidewalls of airtight casing 1.Other composition and annexation are identical with embodiment six.
The setting of operation window 1-1 makes experimental implementation more convenient.
Temperature persistance of the present utility model is good, is specially adapted to variously breadboardly use and popularize.
The utility model is not limited to above-mentioned embodiment, can also be the reasonable combination of technical characterictic described in the respective embodiments described above.
Claims (7)
1. simple and easy air climatic chamber in laboratory, it comprises airtight casing (1), it is characterized in that: it comprises that also temperature sensor (2), temperature show adjuster (3), earthenware (4), resistance wire (5), fan (6), heating power supply (7), humidity sensor (8), humidifier (9), humidification power supply (10) and humidity display adjuster (11)
Airtight casing (1) is made up of polyvinyl chloride skin and asbestos insulation internal layer, temperature sensor (2), humidity sensor (8) and humidifier (9) are separately positioned on the inner surface of asbestos insulation internal layer, temperature shows that adjuster (3) and humidity display adjuster (11) are separately positioned on the outer field outer surface of polyvinyl chloride
Earthenware (4) is placed in the airtight casing (1), and resistance wire (5) is fixed on the rear end of earthenware (4) inner space, and fan (6) is fixed on the front end of earthenware (4) inner space;
Heating power supply (7) is used for to resistance wire (5) power supply,
Humidification power supply (10) is used for to humidifier (9) power supply,
The temperature signal output of temperature sensor (2) connects the temperature signal input that temperature shows adjuster (3), and temperature shows that the heating signal output of adjuster (3) connects the heating signal input of heating power supply (7);
The moisture signal output of humidity sensor (8) connects the moisture signal input of humidity display adjuster (11), and the humidification signal output part of humidity display adjuster (11) connects the humidification signal input part of humidification power supply (10).
2. the simple and easy air climatic chamber in laboratory according to claim 1 is characterized in that: described temperature demonstration adjuster (3) is made up of temperature indicator (3-1), thermoregulator (3-2), first red light (3-3) and first green light (3-4),
The preset temperature signal output part of thermoregulator (3-2) connects the preset temperature signal input part of temperature indicator (3-1), the heating of thermoregulator (3-2) shows that signal output part connects the demonstration signal input part of first red light (3-3), and the heating of thermoregulator (3-2) is finished and shown that signal output part connects the demonstration signal input part of first green light (3-4);
Temperature shows that the temperature signal input of adjuster (3) is the temperature signal input of thermoregulator (3-2), and temperature shows that the heating signal output of adjuster (3) is the heating signal output of thermoregulator (3-2).
3. the simple and easy air climatic chamber in laboratory according to claim 1 and 2, it is characterized in that: described humidity display adjuster (11) is made up of wetness display unit (11-1), humidistat (11-2), second red light (11-3) and second green light (11-4)
Humidistat (11-2) preset that the moisture signal output connects wetness display unit (11-1) preset the moisture signal input, the humidification of humidistat (11-2) shows that signal output part connects the demonstration signal input part of second red light (11-3), and the humidification of humidistat (11-2) is finished and shown that signal output part connects the demonstration signal input part of second green light (11-4);
The moisture signal input of humidity display adjuster (11) is the moisture signal input of humidistat (11-2), and the humidification signal output part of humidity display adjuster (11) is the humidification signal output part of humidistat (11-2).
4. the simple and easy air climatic chamber in laboratory according to claim 3, it is characterized in that: described resistance wire (5) is fixed on by its two ends on the tube wall of earthenware (4), and the line at described resistance wire (5) two ends and the longitudinal center line of earthenware (4) intersect.
5. the simple and easy air climatic chamber in laboratory according to claim 4 is characterized in that: described resistance wire (5) is S-shaped.
6. the simple and easy air climatic chamber in laboratory according to claim 5 is characterized in that: have operation window (1-1) on the sidewall of described airtight casing (1).
7. the simple and easy air climatic chamber in laboratory according to claim 6 is characterized in that: described operation window (1-1) is two, and described two operation window (1-1) lay respectively on the opposing sidewalls of airtight casing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206272524U CN201862418U (en) | 2010-11-26 | 2010-11-26 | Simple constant air temperature and humidity chamber for laboratory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206272524U CN201862418U (en) | 2010-11-26 | 2010-11-26 | Simple constant air temperature and humidity chamber for laboratory |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201862418U true CN201862418U (en) | 2011-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206272524U Expired - Fee Related CN201862418U (en) | 2010-11-26 | 2010-11-26 | Simple constant air temperature and humidity chamber for laboratory |
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| CN (1) | CN201862418U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103394385A (en) * | 2013-08-16 | 2013-11-20 | 常熟市苏常工程质量检测有限公司 | High temperature resisting test equipment |
| CN105806675A (en) * | 2016-05-27 | 2016-07-27 | 镇江博昊科技有限公司 | Constant-temperature and constant-humidity box for graphite film |
| CN107482424A (en) * | 2017-08-10 | 2017-12-15 | 苏州川普光电有限公司 | Laser constant temperature and humidity systems stabilisation |
-
2010
- 2010-11-26 CN CN2010206272524U patent/CN201862418U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103394385A (en) * | 2013-08-16 | 2013-11-20 | 常熟市苏常工程质量检测有限公司 | High temperature resisting test equipment |
| CN105806675A (en) * | 2016-05-27 | 2016-07-27 | 镇江博昊科技有限公司 | Constant-temperature and constant-humidity box for graphite film |
| CN107482424A (en) * | 2017-08-10 | 2017-12-15 | 苏州川普光电有限公司 | Laser constant temperature and humidity systems stabilisation |
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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: 20110615 Termination date: 20131126 |