CN214916177U - Humidifying device of low-pressure damp-heat test box - Google Patents
Humidifying device of low-pressure damp-heat test box Download PDFInfo
- Publication number
- CN214916177U CN214916177U CN202120566720.XU CN202120566720U CN214916177U CN 214916177 U CN214916177 U CN 214916177U CN 202120566720 U CN202120566720 U CN 202120566720U CN 214916177 U CN214916177 U CN 214916177U
- Authority
- CN
- China
- Prior art keywords
- humidification
- bucket
- water
- water storage
- pressure
- 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.)
- Active
Links
Images
Landscapes
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The utility model discloses a humidification device of humid hot test case of low pressure, humidification bucket pass through the steam spout of tube coupling to test case, are equipped with the heating pipe in the humidification bucket, and the humidification bucket is provided with the water storage bucket through a plurality of root siphunculus intercommunications, is provided with the water replenishing valve on the water storage bucket, and the water replenishing valve passes through the pipeline and is connected with water supply installation. The utility model discloses a water storage bucket plays the effect of neutralization to the cold water that water supply installation mended, and the cold water of mending promptly intercommunicates again and flows in the humidification bucket in the water storage bucket and after to higher temperature, has avoided the temperature in the humidification bucket to reduce and cause the pressure in the humidification bucket to rise suddenly, and then has avoided the pressure in the proof box to produce undulant and influence experimental effect.
Description
Technical Field
The utility model belongs to the technical field of the humidification technique of proof box and specifically relates to a humidification device of low atmospheric pressure damp heat proof box.
Background
The damp-heat test chamber is a test device for simulating atmospheric climate environment, is widely applied to the fields of aerospace products, electronic instruments, materials, electrical and electronic products, various electronic components and the like, and is used for simulating and testing various performance indexes of products.
When the relative humidity measured value of the low-pressure damp-heat test chamber is different from the target value, the test chamber needs to be humidified through a humidifying device. When the water level in the humidification barrel of the existing humidification device is lower than a set value, water needs to be supplemented into the humidification barrel, the temperature of the supplemented cold water is lower, and the cold water enters the humidification barrel and is easy to cause the temperature in the humidification barrel to be reduced, so that the pressure in the humidification barrel is suddenly increased, and the pressure in the test box is fluctuated to influence the test effect.
SUMMERY OF THE UTILITY MODEL
The applicant provides a humidification device of low-pressure damp-heat test box with reasonable structure, aiming at the defects that when the humidification barrel of the humidification device of the existing low-pressure damp-heat test box is used for replenishing water, the pressure in the humidification barrel is easy to suddenly rise to cause the pressure in the test box to fluctuate, and the like.
The utility model discloses the technical scheme who adopts as follows:
the utility model provides a humidification device of humid hot test case of low pressure, humidification bucket passes through the steam spout of tube coupling to test case, is equipped with the heating pipe in the humidification bucket, and the humidification bucket is provided with the water storage bucket through a plurality of siphunculus intercommunications, is provided with the water supply valve on the water storage bucket, and the water supply valve passes through the pipeline and is connected with water supply installation.
The utility model discloses a water storage bucket plays the effect of neutralization to the cold water that water supply installation mended, and the cold water of mending promptly intercommunicates again and flows in the humidification bucket in the water storage bucket and after to higher temperature, has avoided the temperature in the humidification bucket to reduce and cause the pressure in the humidification bucket to rise suddenly, and then has avoided the pressure in the proof box to produce undulant and influence experimental effect.
As a further improvement of the above technical solution:
two horizontal through pipes are arranged between the humidifying barrel and the water storage barrel, wherein one through pipe is positioned at the lower part, and the other through pipe is positioned at the upper part.
The utility model discloses a have two horizontal siphunculus between humidification bucket and the water storage bucket, the siphunculus of lower part makes water intercommunication between humidification bucket and the water storage bucket, the water level in two buckets keep unanimous, and the siphunculus on upper portion makes the gaseous intercommunication between humidification bucket and the water storage bucket, the pressure in two buckets keep unanimous.
A first vacuum valve is arranged on a pipeline between the humidifying barrel and the test steam nozzle.
The utility model discloses when atmospheric pressure in the proof box is in the low pressure, first vacuum valve is closed, avoids because the steam of humidification bucket evaporation passes through in the pipeline gets into the proof box and the pressure drop that leads to the proof box can not arrive the target value, guarantees that the low pressure value in the proof box is in normal within range.
The water storage barrel is provided with a floating ball.
The utility model discloses a floater in the water storage bucket is used for monitoring the liquid level of water storage bucket, when the water level is less than the setting value, in time moisturizing.
The bottom of the humidifying barrel is provided with a drain valve.
The test box is connected with a vacuum pump through a pipeline, and a second vacuum valve is arranged on the pipeline.
A filter is arranged in series at the air inlet side of the vacuum pump.
The utility model has the advantages as follows:
the utility model discloses a water storage bucket plays the effect of neutralization to the cold water that water supply installation mended, and the cold water of mending promptly intercommunicates again and flows in the humidification bucket in the water storage bucket and after to higher temperature, has avoided the temperature in the humidification bucket to reduce and cause the pressure in the humidification bucket to rise suddenly, and then has avoided the pressure in the proof box to produce undulant and influence experimental effect.
The utility model discloses a have two horizontal siphunculus between humidification bucket and the water storage bucket, the siphunculus of lower part makes water intercommunication between humidification bucket and the water storage bucket, the water level in two buckets keep unanimous, and the siphunculus on upper portion makes the gaseous intercommunication between humidification bucket and the water storage bucket, the pressure in two buckets keep unanimous.
The utility model discloses when atmospheric pressure in the proof box is in the low pressure, first vacuum valve is closed, avoids because the steam of humidification bucket evaporation passes through in the pipeline gets into the proof box and the pressure drop that leads to the proof box can not arrive the target value, guarantees that the low pressure value in the proof box is in normal within range.
The utility model discloses a floater in the water storage bucket is used for monitoring the liquid level of water storage bucket, when the water level is less than the setting value, in time moisturizing.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. a test chamber; 11. a steam jet; 2. a humidifying barrel; 21. heating a tube; 22. a drain valve; 3. a water storage barrel; 31. a floating ball; 4. pipe passing; 5. a first vacuum valve; 6. a water replenishing valve; 7. a vacuum pump; 8. a filter; 9. a second vacuum valve.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
As shown in fig. 1, the utility model discloses a steam spout 11 of proof box 1 is equipped with heating pipe 21 in humidification bucket 2 on through tube coupling to humidification bucket 2, during the humidification, heating pipe 21 heats, makes its evaporation to the water in humidification bucket 2, and the vapor of evaporation is provided with drain valve 22 in spouting into proof box 1 from steam spout 11 for the water in the humidification bucket 2 is discharged when the stop work. Be provided with first vacuum valve 5 on the pipeline between humidification bucket 2 and the examination steam spout 11, during normal condition, first vacuum valve 5 is opened, and when atmospheric pressure in proof box 1 was in the low pressure, first vacuum valve 5 closed, avoided because the atmospheric pressure that humidification bucket 2 evaporation vapor passed through the pipeline and got into in proof box 1 and lead to proof box 1 to fall the target value, guarantee that the low pressure value in proof box 1 is in normal within range.
As shown in fig. 1, a water storage barrel 3 is communicated with a humidification barrel 2 through a plurality of horizontal through pipes 4, the water storage barrel 3 is communicated with the humidification barrel 2 through the through pipes 4, according to the principle of a U-shaped pipe, the water levels of the water storage barrel 3 and the humidification barrel 2 are kept on the same horizontal plane, and the water level height of the humidification barrel 2 can be adjusted by adjusting the water level height of the water storage barrel 3; in this embodiment, two horizontal through pipes 4 are arranged between the humidifying barrel 2 and the water storage barrel 3, wherein one through pipe 4 is positioned at the lower part, the other through pipe 4 is positioned at the upper part, the through pipe 4 at the lower part enables water between the humidifying barrel 2 and the water storage barrel 3 to be communicated, the water levels in the two barrels are kept consistent, the through pipe 4 at the upper part enables gas between the humidifying barrel 2 and the water storage barrel 3 to be communicated, and the pressures in the two barrels are kept consistent; be provided with water supply valve 6 on water storage bucket 3, water supply valve 6 passes through the pipeline and is connected with water supply installation (not shown in the figure), 2 water level decline of humidification bucket, when the moisturizing, water supply valve 6 opens, water supply installation's water is mended in water storage bucket 3, flow to humidification bucket 2 from water storage bucket 3 and carry out the moisturizing, water storage bucket 3 plays the effect of neutralization to the cold water that water supply installation mended, the cold water of mending promptly is in water storage bucket 3 and intercommunication inflow humidification bucket 2 again after to the higher temperature, the temperature reduction in having avoided humidification bucket 2 has caused the pressure in the humidification bucket 2 to rise suddenly, and then avoided the pressure in proof box 1 to produce undulantly and influence experimental effect. The water storage barrel 3 is provided with a floating ball 31 for monitoring the liquid level of the water storage barrel 3 and supplementing water in time when the water level is lower than a set value.
As shown in fig. 1, the test chamber 1 is connected to a vacuum pump 7 through a pipe, and a second vacuum valve 9 is provided on the pipe. The air inlet side of the vacuum pump 7 is provided with a filter 8 in series to filter the sucked air, so that the impurities in the air are prevented from entering the vacuum pump 7 to cause abrasion to the internal elements of the vacuum pump 7.
The above description is illustrative of the present invention and is not intended to limit the present invention, and the present invention may be modified in any manner without departing from the spirit of the present invention.
Claims (7)
1. The utility model provides a humidification device of humid hot test case of low pressure, humidification bucket (2) are connected to steam spout (11) of test case (1) through the pipeline which characterized in that: a heating pipe (21) is arranged in the humidifying barrel (2), the humidifying barrel (2) is provided with a water storage barrel (3) through a plurality of through pipes (4) in an intercommunicating manner, a water replenishing valve (6) is arranged on the water storage barrel (3), and the water replenishing valve (6) is connected with a water supply device through a pipeline.
2. The humidification device for a low-pressure damp heat test chamber according to claim 1, wherein: two horizontal through pipes (4) are arranged between the humidifying barrel (2) and the water storage barrel (3), wherein one through pipe (4) is positioned at the lower part, and the other through pipe (4) is positioned at the upper part.
3. The humidification device for a low-pressure damp heat test chamber according to claim 1, wherein: a first vacuum valve (5) is arranged on a pipeline between the humidifying barrel (2) and the test steam nozzle (11).
4. The humidification device for a low-pressure damp heat test chamber according to claim 1, wherein: the water storage barrel (3) is provided with a floating ball (31).
5. The humidification device for a low-pressure damp heat test chamber according to claim 1, wherein: the bottom of the humidifying barrel (2) is provided with a drain valve (22).
6. The humidification device for a low-pressure damp heat test chamber according to claim 1, wherein: the test box (1) is connected with a vacuum pump (7) through a pipeline, and a second vacuum valve (9) is arranged on the pipeline.
7. The humidification device for a low-pressure damp heat test chamber according to claim 1, wherein: a filter (8) is arranged in series at the air inlet side of the vacuum pump (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120566720.XU CN214916177U (en) | 2021-03-19 | 2021-03-19 | Humidifying device of low-pressure damp-heat test box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120566720.XU CN214916177U (en) | 2021-03-19 | 2021-03-19 | Humidifying device of low-pressure damp-heat test box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214916177U true CN214916177U (en) | 2021-11-30 |
Family
ID=79041299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120566720.XU Active CN214916177U (en) | 2021-03-19 | 2021-03-19 | Humidifying device of low-pressure damp-heat test box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214916177U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114425461A (en) * | 2022-01-26 | 2022-05-03 | 江苏拓米洛环境试验设备有限公司 | Low-pressure test method and equipment |
-
2021
- 2021-03-19 CN CN202120566720.XU patent/CN214916177U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114425461A (en) * | 2022-01-26 | 2022-05-03 | 江苏拓米洛环境试验设备有限公司 | Low-pressure test method and equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103487269B (en) | A kind of capacity-variable type cold water unit test system | |
| CN106225501B (en) | A kind of Freezing of Direct Air-Cooled Condenser Unit system and method | |
| CN107917089B (en) | Water circulating pump pumps leaf aperture optimal regulation method | |
| CN214916177U (en) | Humidifying device of low-pressure damp-heat test box | |
| CN107013450B (en) | A kind of energy-saving compressor method for testing performance and device | |
| CN110500148A (en) | A kind of high back pressure heat supply of large turbine-generator set and monitoring method and system | |
| CN205898480U (en) | Integration evaporation cooling formula cold water unit performance test test bench | |
| CN103644677A (en) | Solution regeneration device based on throttling flash and capable of realizing self-balance of regenerated energy | |
| CN108487956A (en) | A kind of remodeling method that low pressure (LP) cylinder zero is contributed | |
| CN105865220B (en) | A kind of operation method of double pressure condenser optimized operating device | |
| CN105973631B (en) | All-in-one evaporative cooling handpiece Water Chilling Units property test platform | |
| CN105787195B (en) | Method for calculating steam inlet flow of external steam cooler in feedwater heating system | |
| CN109162911B (en) | TVC jet pump test device | |
| CN208654667U (en) | Two-way Cycle air-flow temp and humidity regulator | |
| CN210668551U (en) | Fuel cell temperature control test system | |
| CN204881237U (en) | Steam heat transfer system with reinforce heat transfer effect | |
| Aronson et al. | Features of the development and operation of multistage steam jet ejectors | |
| CN208184948U (en) | It is a kind of for the performance test bed of compressor | |
| CN207439695U (en) | Heat exchanger boiling heat transfer efficiency test platform | |
| CN208653261U (en) | Negative pressure suction type steam afterheat recovery device | |
| CN203704445U (en) | Solution regeneration device based on flash evaporation | |
| CN207819678U (en) | Automatic water replenishing system | |
| CN208139613U (en) | Accurate temperature controlling refrigeration system | |
| CN206191256U (en) | A comdenstion water discharge system for reducing water hammer phenomenon takes place | |
| CN205655697U (en) | Two backpressure condenser optimal operation devices |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |