CN206424968U - A kind of constant temperature humidity chamber - Google Patents
A kind of constant temperature humidity chamber Download PDFInfo
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- CN206424968U CN206424968U CN201720097424.3U CN201720097424U CN206424968U CN 206424968 U CN206424968 U CN 206424968U CN 201720097424 U CN201720097424 U CN 201720097424U CN 206424968 U CN206424968 U CN 206424968U
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- water
- tank
- evaporation
- pipeline
- inlet channel
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Abstract
The utility model is related to technical field of experiment equipment, more particularly to a kind of constant temperature humidity chamber, including casing, the laboratory for experimental products is provided with the casing, the laboratory is provided with circulation air path, setting circulating fan in the circulation air path, refrigerating plant, heater, humidification device, moisture-catcher, the humidification device includes evaporation water tank and for the water compensation mechanism to moisturizing in evaporation water tank, the water compensation mechanism includes being used for the water supply tank to moisturizing in evaporation water tank, storage tank for balancing water in water supply tank, the utility model ensure that boiling water always in evaporation water tank, can be to supplementing enough steam in laboratory, do not influence to test indoor humidity precision.
Description
Technical field
The utility model is related to technical field of experiment equipment, more particularly to a kind of constant temperature humidity chamber.
Background technology
Constant temperature humidity chamber is the indispensable test equipment in the fields such as aviation, automobile, household electrical appliances, scientific research, for testing and really
Determine parameter and property that electrician, electronics and other products and material enter after the temperature environment change of trip temperature, humidity or constant test
Energy.
The water supplement structure of traditional constant temperature humidity chamber, general water compensation mechanism is after the water evaporation in evaporation water tank is complete
The heater carried out in disposable moisturizing, evaporation water tank is reheated to the water of supplement again, but heater is to mending
The water filled, which is heated to boiling water state, needs certain time so that evaporation water tank must not be toward the enough steam of supplement in laboratory, shadow
Experiment indoor humidity precision is rung, the humidity measurement of product is influenceed.
Utility model content
The purpose of this utility model is to provide a kind of constant temperature humidity chamber in view of the shortcomings of the prior art, and this practicality is new
Type ensure that boiling water always in evaporation water tank, can not influence to test indoor humidity to supplementing enough steam in laboratory
Precision.
The utility model is achieved through the following technical solutions, a kind of constant temperature humidity chamber, including casing, described
The laboratory for experimental products is provided with casing, the laboratory is provided with circulation air path, the circulation air path and set
There are circulating fan, refrigerating plant, heater, humidification device, moisture-catcher, the humidification device includes evaporation water tank and is used for
To the water compensation mechanism of moisturizing in evaporation water tank, the water compensation mechanism is including for giving the water supply tank of moisturizing in evaporation water tank, being used for
The storage tank of water in water supply tank is balanced, inlet channel A, the inlet channel are provided between the water supply tank and evaporation water tank
A one end is connected with water supply tank, and the other end of the inlet channel A is connected with evaporation water tank；The water supply tank and storage tank it
Between be provided with inlet channel B, one end of the inlet channel B is connected with water supply tank, the other end and water storage of the inlet channel B
Case is connected；Reflux line is additionally provided between the water supply tank and storage tank, one end of the reflux line is connected with water supply tank；
The other end of the reflux line is connected with storage tank；Water level sensor A and lower water level sense are provided with the evaporation water tank
Answer and control valve A, the upper water level sensor A that control inlet channel A is opened or closed are provided with device A, the inlet channel A
Electrically connected respectively with control valve A with lower water level sensor A；Water level sensor B and lower water level sense are provided with the water supply tank
Answer the control valve B being provided with device B, the inlet channel B for controlling inlet channel B to open or close, the lower water level sense
Device A is answered to be electrically connected with control valve B；The control valve C for controlling reflux line to open or close is provided with the reflux line,
The upper water level sensor B is electrically connected with control valve C.
Preferably, the junction of the inlet channel A and evaporation water tank is additionally provided with for preventing water in evaporation water tank
The hydraulic layer of backflow.
Preferably, being provided with temperature inductor A and evaporation device in the evaporation water tank.
Preferably, temperature inductor B and humidity sensor are provided with the laboratory, the humidity sensor difference
Electrically connected with humidification device and moisture-catcher.
Preferably, the refrigerating plant includes compressor, condenser and evaporator, between the compressor and condenser
Pipeline A is provided with, pipeline A one end is connected with compressor, the other end of the pipeline A is connected with condenser；The condenser
Pipeline B is provided between evaporator, one end of the pipeline B is connected with condenser, the other end and evaporator of the pipeline B
Connection；Pipeline C is provided between the compressor and evaporator, one end of the pipeline C is connected with compressor, the pipeline C
The other end connected with evaporator.
The beneficial effects of the utility model：Being provided with a kind of constant temperature humidity chamber, including casing, the casing is used for
The laboratory of experimental products, the laboratory, which is provided with circulation air path, the circulation air path, is provided with circulating fan, refrigeration dress
Put, heater, humidification device, moisture-catcher, the humidification device include evaporation water tank and for evaporation water tank in moisturizing
Water compensation mechanism, the water compensation mechanism include be used for water tank to evaporation in moisturizing water supply tank, for balancing water in water supply tank
Storage tank, the water supply tank and evaporation water tank between be provided with inlet channel A, one end of the inlet channel A and water supply tank
Connection, the other end of the inlet channel A is connected with evaporation water tank；Inlet channel is provided between the water supply tank and storage tank
B, one end of the inlet channel B is connected with water supply tank, and the other end of the inlet channel B is connected with storage tank；The moisturizing
Reflux line is additionally provided between case and storage tank, one end of the reflux line is connected with water supply tank；The reflux line
The other end is connected with storage tank；Water level sensor A and lower water level sensor A, the water inlet are provided with the evaporation water tank
Control valve A, the upper water level sensor A and lower water level sensor that control inlet channel A is opened or closed are provided with pipeline A
A is electrically connected with control valve A respectively；Water level sensor B and lower water level sensor B, the water inlet are provided with the water supply tank
The control valve B, the lower water level sensor A and control valve B for controlling inlet channel B to open or close are provided with pipeline B
Electrical connection；The control valve C for controlling reflux line to open or close, the upper water level sensing are provided with the reflux line
Device B is electrically connected with control valve C, and the utility model ensure that boiling water always in evaporation water tank, can be to supplementing foot in laboratory
Enough steam, does not influence to test indoor humidity precision.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of the utility model humidification device.
Embodiment
Below in conjunction with the accompanying drawings 1 to Fig. 2, and embodiment is described further to the utility model.
As shown in figure 1, a kind of constant temperature humidity chamber, including casing 1, it is provided with the casing for experimental products
Laboratory 2, the laboratory 2 is provided with circulation air path, the circulation air path and is provided with circulating fan, refrigerating plant, heating
Device, humidification device, moisture-catcher, the humidification device include evaporation water tank 31 and for the benefit to moisturizing in evaporation water tank 31
Water dispenser structure, the water compensation mechanism is including for giving the water supply tank 32 of moisturizing in evaporation water tank 31, for balancing water in water supply tank 32
The storage tank 33 of amount, inlet channel A34 is provided between the water supply tank 32 and evaporation water tank 31, the inlet channel A34's
One end is connected with water supply tank 32, and the other end of the inlet channel A34 is connected with evaporation water tank 31；The water supply tank 32 and water storage
Inlet channel B35 is provided between case 33, one end of the inlet channel B35 is connected with water supply tank 32, the inlet channel B35
The other end connected with storage tank 33；Reflux line 36, the backflow are additionally provided between the water supply tank 32 and storage tank 33
One end of pipeline 36 is connected with water supply tank 32；The other end of the reflux line 36 is connected with storage tank 33；The evaporation water tank
It is provided with 31 in water level sensor A371 and lower water level sensor A372, the inlet channel A34 and is provided with control water inlet
The control valve A, the upper water level sensor A371 and lower water level sensor A372 that pipeline A34 is opened or closed respectively with control valve
A is electrically connected；Water level sensor B381 and lower water level sensor B382, the inlet channel are provided with the water supply tank 32
It is provided with B35 for controlling control valve B, the lower water level sensor A382 that inlet channel B35 is opened or closed and control
Valve B is electrically connected；Be provided with the control valve C for controlling that reflux line 36 opens or closes in the reflux line 36, it is described on
Water level sensor B381 is electrically connected with control valve C.
The present embodiment produces steam, steam is blown by circulating fan again by the way that water in evaporation water tank 31 is heated into boiling water
Enter and carry out humidity measurement in laboratory 2 to product, water level sensor A371 and the sensing of lower water level are provided with evaporation water tank 31
Device A372, after water level sensor A372 sensings instantly are less than water, control valve A can open inlet channel A34, the past evaporation of water supply tank 32
Water tank 31 supplements water, wherein, it is not had in explanation evaporation water tank 31 after water level sensor A372 sensings instantly are less than water
Also there is certain boiling water in boiling water, evaporation water tank 31, evaporation water tank 31 can also continue to provide steam to laboratory 2, and
And, the water after supplement, which enters in evaporation water tank 31, to reach certain temperature with remaining boiling water heat exchange, shorten evaporation water
The heat time of the heating arrangements of case 31, it is ensured that to persistently supplementing steam in laboratory 2, do not influence in laboratory 2 humidity precision and
The Humidity Detection of product；When upper water level sensor A371 senses water, control valve A can close inlet channel A34, stop mending
Water.
Water level sensor B381 and lower water level sensor B382 are also equipped with water supply tank 32, instantly water level sensor
When B382 sensings are less than water, control valve B opens inlet channel B35, and storage tank 33 supplies water in water supply tank 32；When the sensing of upper water level
When device B381 senses water, control valve C opens reflux line 36, and the unnecessary water of water supply tank 32 is back in storage tank 33, is used for
Balance water in water supply tank 32.
In the present embodiment, the junction of the inlet channel A34 and evaporation water tank 31 is additionally provided with for preventing from evaporating water
The hydraulic layer that boiling water flows back in case 31, prevents from evaporating the boiling water in water tank 31 and is lost in.
In the present embodiment, temperature inductor A and evaporation device are provided with the evaporation water tank 31, temperature inductor A is used
The boiling temperature of water, temperature inductor A and evaporation device electrical connection whether are reached in temperature in induction evaporation mode water tank 31, according to
The temperature value of temperature inductor A sensing controls evaporation device to work.
In the present embodiment, temperature inductor B and humidity sensor, the humidity sensor are provided with the laboratory 2
Electrically connected respectively with humidification device and moisture-catcher.
In the present embodiment, the refrigerating plant includes compressor 41, condenser 42 and evaporator 43, the He of compressor 41
Pipeline A is provided between condenser 42, pipeline A one end is connected with compressor 41, the other end and the condenser 42 of the pipeline A
Connection；Pipeline B is provided between the condenser 42 and evaporator 43, one end of the pipeline B is connected with condenser 42, described
The pipeline B other end is connected with evaporator 43；Pipeline C is provided between the compressor 41 and evaporator 43, the pipeline C's
One end is connected with compressor 41, and the other end of the pipeline C is connected with evaporator 43, and compressor 41 is by gaseous coolant media pressure
The liquid refrigerants medium of HTHP is condensed to, being then delivered to after condenser 42 radiates turns into the liquid refrigerants medium of normal temperature high voltage,
Subsequently into evaporator 43, increase suddenly because coolant media enters space after evaporator 43, pressure reduces, the refrigerant of liquid
Medium will gas China, become the coolant media of gaseous state low temperature, so as to absorb substantial amounts of heat, the surrounding air of evaporator 43 can become
Cold, cold wind is blown into laboratory 2 by circulating fan, reaches refrigeration.
Above content is only preferred embodiment of the present utility model, for one of ordinary skill in the art, according to this reality
With new thought, it will change in specific embodiments and applications, this specification content should not be construed as
To limitation of the present utility model.
Claims (5)
1. the laboratory for experimental products, the examination are provided with a kind of constant temperature humidity chamber, including casing, the casing
Test room and be provided with circulation air path, the circulation air path and be provided with circulating fan, refrigerating plant, heater, humidification device, go
Wet device, it is characterised in that：The humidification device includes evaporation water tank and for the water compensation mechanism to moisturizing in evaporation water tank, institute
Stating water compensation mechanism includes being used for water supply tank, the storage tank for balancing water in water supply tank to moisturizing in evaporation water tank, described
Inlet channel A is provided between water supply tank and evaporation water tank, one end of the inlet channel A is connected with water supply tank, the water inlet
The pipeline A other end is connected with evaporation water tank；Inlet channel B, the water inlet pipe are provided between the water supply tank and storage tank
Road B one end is connected with water supply tank, and the other end of the inlet channel B is connected with storage tank；The water supply tank and storage tank it
Between be additionally provided with reflux line, one end of the reflux line is connected with water supply tank；The other end and water storage of the reflux line
Case is connected；It is provided with water level sensor A and lower water level sensor A, the inlet channel A and is provided with the evaporation water tank
Control inlet channel the A control valve A, the upper water level sensor A and lower water level sensor A that open or close respectively with control valve
A is electrically connected；It is provided with water level sensor B and lower water level sensor B, the inlet channel B and is provided with the water supply tank
For the control valve B for controlling that inlet channel B opens or closes, the lower water level sensor A is electrically connected with control valve B；Described time
The control valve C, the upper water level sensor B and control valve C for controlling reflux line to open or close are provided with flow tube road
Electrical connection.
2. a kind of constant temperature humidity chamber according to claim 1, it is characterised in that：The inlet channel A and evaporation water
The junction of case is additionally provided with for preventing from evaporating the hydraulic layer of water backflow in water tank.
3. a kind of constant temperature humidity chamber according to claim 1, it is characterised in that：Temperature is provided with the evaporation water tank
Spend inductor A and evaporation device.
4. a kind of constant temperature humidity chamber according to claim 1, it is characterised in that：Temperature is provided with the laboratory
Inductor B and humidity sensor, the humidity sensor are electrically connected with humidification device and moisture-catcher respectively.
5. a kind of constant temperature humidity chamber according to claim 1, it is characterised in that：The refrigerating plant includes compression
Machine, condenser and evaporator, are provided with pipeline A between the compressor and condenser, pipeline A one end is connected with compressor,
The other end of the pipeline A is connected with condenser；Pipeline B, the one of the pipeline B are provided between the condenser and evaporator
End is connected with condenser, and the other end of the pipeline B is connected with evaporator；Pipeline is provided between the compressor and evaporator
C, one end of the pipeline C is connected with compressor, and the other end of the pipeline C is connected with evaporator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720097424.3U CN206424968U (en) | 2017-01-25 | 2017-01-25 | A kind of constant temperature humidity chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720097424.3U CN206424968U (en) | 2017-01-25 | 2017-01-25 | A kind of constant temperature humidity chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206424968U true CN206424968U (en) | 2017-08-22 |
Family
ID=59592133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720097424.3U Expired - Fee Related CN206424968U (en) | 2017-01-25 | 2017-01-25 | A kind of constant temperature humidity chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206424968U (en) |
-
2017
- 2017-01-25 CN CN201720097424.3U patent/CN206424968U/en not_active Expired - Fee Related
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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: 20170822 Termination date: 20210125 |
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| CF01 | Termination of patent right due to non-payment of annual fee |