CN211205392U - Plateau environment simulation cabin - Google Patents
Plateau environment simulation cabin Download PDFInfo
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- CN211205392U CN211205392U CN202020059053.1U CN202020059053U CN211205392U CN 211205392 U CN211205392 U CN 211205392U CN 202020059053 U CN202020059053 U CN 202020059053U CN 211205392 U CN211205392 U CN 211205392U
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- cabin body
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- vacuum pump
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Abstract
The utility model discloses a plateau environmental simulation cabin. The utility model discloses a setting of the cabin body that the steel sheet that adopts the high strength was made, can make the cabin body keep firm stable normal operating, through the vacuum pump, the extraction opening, the cooperation setting of air inlet, make vacuum pump accessible extraction opening take internal gas out of cabin, make the internal portion of cabin form negative pressure state, the air inlet can make the external air get into the cabin body, the proportion of control air extraction and air input, can make the internal predetermined low atmospheric pressure condition that forms of cabin, through sensor monitoring devices, a controller, the cooperation setting of humidifier and booster valve, can change internal atmospheric pressure of cabin and humidity respectively. The utility model discloses can make in the cabin body simulate altitude atmospheric pressure change and humidity change, build the plateau environment of co-altitude not, carry out the reliability test of co-altitude not to the oxygenerator, convenient to use is simple, practices thrift the test cost, helps improving the reliability of the plateau model oxygenerator of factory production.
Description
Technical Field
The utility model relates to an oxygen making equipment detects technical field, and concrete field is a plateau environmental simulation cabin.
Background
The volume fraction of oxygen in the air is about 21 percent, the air is thin due to low air pressure in a plateau area, and the mass ratio of the oxygen in unit volume is smaller than that in the plain area. The air rareness can affect the compression ratio of the compressor on one hand and can affect a measurement and control circuit for testing the oxygen concentration on the other hand. Therefore, the oxygen generator used in plateau areas needs plateau environment simulation experiments. Therefore, a plateau environment simulation cabin for testing an oxygen generator is needed, which can perform plateau environment tests on plateau type oxygen generators and judge whether the oxygen generator can be reliably used in plateau areas.
SUMMERY OF THE UTILITY MODEL
To the above problem, an object of the utility model is to provide a plateau environmental simulation cabin.
The purpose of the utility model is realized through the following technical scheme:
a plateau environment simulation cabin comprises a cabin body formed by welding steel plates, a vacuum pump arranged outside the cabin body, a frequency converter and a control box;
the side wall of the cabin body is provided with a closed door, the side wall of the cabin body is also respectively provided with an air suction port, an air inlet and a pressure increasing valve, the air suction port is communicated and connected with the input end of a vacuum pump through a pipeline, the output end of the vacuum pump is communicated and connected with an exhaust pipeline, an instrument test board, a wiring bar, a humidifier and a sensor monitoring device are arranged inside the cabin body, and the power supply input end of the wiring bar penetrates through the cabin body and extends to the outside of the cabin body;
the control box is internally provided with a controller and a control panel, the controller is respectively connected with the frequency converter, the pressure increasing valve, the humidifier, the sensor monitoring device and the control panel through electric conductors, and the frequency converter is connected with the vacuum pump through the electric conductors.
Preferably, a manual air inlet valve is arranged on the air inlet.
Preferably, the sensor monitoring device comprises a humidity sensor connected to the controller by an electrical conductor.
Preferably, the sensor monitoring device comprises a pressure sensor connected to the controller by an electrical conductor.
Preferably, the sensor monitoring device comprises a temperature sensor connected to the controller by an electrical conductor.
Preferably, the side wall of the cabin body is further provided with an observation window.
The utility model discloses an advantage does with positive effect:
the arrangement of the cabin body made of high-strength steel plates can ensure that the cabin body keeps firm, stable and normal operation when the interior of the cabin body is pumped into a negative pressure state, through the matching arrangement of the vacuum pump, the air exhaust port, the air inlet and the exhaust pipeline, the vacuum pump can exhaust the gas in the cabin body through the air exhaust port to ensure that the interior of the cabin body forms a negative pressure state, the pumped gas can be discharged through an exhaust pipeline, the air inlet can lead the outside air to enter the cabin body, the proportion of the air pumping quantity and the air inflow quantity is controlled, the cabin body can be enabled to form a preset low-air-pressure condition, the sensor monitoring device can transmit detected temperature, humidity and air pressure signals inside the cabin body to the controller respectively through the matching arrangement of the sensor monitoring device, the controller, the humidifier and the pressurization valve, and the controller controls the opening degree of the pressurization valve and the starting and stopping of the humidifier respectively so as to change the air pressure and the humidity inside the cabin body respectively. The utility model discloses can make in the cabin body simulate altitude atmospheric pressure change and humidity change, build the plateau environment of co-altitude not, carry out the reliability test of co-altitude not to the oxygenerator, convenient to use is simple, practices thrift the test cost, helps improving the reliability of the plateau model oxygenerator of factory production.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1-cabin body, 2-vacuum pump, 3-frequency converter, 4-control box, 5-closed door, 6-air extraction opening, 7-air inlet, 8-pressure increasing valve, 9-exhaust pipeline, 10-instrument test bench, 11-wiring row, 12-humidifier, 13-sensor monitoring device, 14-manual air inlet valve and 15-observation window.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The present invention will be described in detail with reference to fig. 1.
A plateau environment simulation cabin comprises a cabin body 1 formed by welding steel plates, a vacuum pump 2 arranged outside the cabin body, a frequency converter 3 and a control box 4, wherein the cabin body is made of high-strength steel plates, so that the cabin body can keep firm, stable and normal operation when the interior of the cabin body is pumped into a negative pressure state;
the side wall of the cabin body is provided with a sealing door 5 for leading workers to enter and exit and sealing the cabin body, the side wall of the cabin body is provided with an air suction port 6, an air inlet 7 and a pressure increasing valve 8 respectively, the air suction port is communicated and connected with the input end of a vacuum pump through a pipeline, the output end of the vacuum pump is communicated and connected with an exhaust pipeline 9, the vacuum pump can suck the gas in the cabin body through the air suction port to form a negative pressure state in the cabin body and discharge the sucked gas through the exhaust pipeline, the air inlet can lead the external air to enter the cabin body, the proportion of the air suction amount and the air inflow is controlled to form a preset low-pressure condition in the cabin body, the inside of the cabin body is provided with an instrument test board 10, a wiring bar 11, a humidifier 12 and a sensor monitoring device 13, the power input end of the wiring bar penetrates through the cabin body and extends to the outside of the cabin, the instrument test board is used for supporting and placing the oxygenerator to be tested, the wiring bar can be connected with an external power supply outside the cabin body, the oxygenerator to be tested is connected with the wiring bar, electric energy can be provided for the oxygenerator to be tested, the part of the wiring bar penetrating through the cabin body is kept sealed, the arrangement of the humidifier is used for changing the humidity inside the cabin body, and the sensor monitoring device is used for detecting the temperature, the humidity and the air pressure inside the cabin body;
be equipped with controller and control panel in the control box, the controller respectively through the electric conductor with the converter the pressure boost valve the humidifier, sensor monitoring devices and control panel connect, the converter pass through the electric conductor with vacuum pump connection, the controller can adopt the singlechip, provide the electric energy by external power supply, sensor monitoring devices can give the controller with the temperature, humidity and the atmospheric pressure signal of the cabin body inside that detects respectively, the switching of controller steerable converter to the start-stop of control vacuum pump, and can be according to the temperature, humidity and the atmospheric pressure signal that obtain, the start-stop of the opening degree of control pressure boost valve and the start-stop of humidifier are controlled respectively, with inside atmospheric pressure and the humidity of the cabin body of change respectively, make interior simulation atmospheric pressure change of cabin body and humidity change, build the plateau environment of co-altitude, carry out the reliability test of different altitude to the oxygenerator, the control panel is used for manually controlling the actions of the vacuum pump, the humidifier and the pressure increasing valve, and the control box can play a role in protecting the controller and the control panel.
Specifically, the air inlet is provided with a manual air inlet valve 14, so that the air inlet flow of the air inlet can be conveniently and manually adjusted.
Particularly, sensor monitoring devices includes humidity transducer, humidity transducer pass through the electric conductor with the controller is connected, is convenient for detect the inside humidity of cabin body, sets up simply.
Particularly, sensor monitoring devices includes pressure sensor, pressure sensor pass through the electric conductor with the controller is connected, is convenient for detect the inside atmospheric pressure of cabin body, sets up simply.
Particularly, sensor monitoring devices includes temperature sensor, temperature sensor pass through the electric conductor with the controller is connected, is convenient for detect the inside temperature of cabin body, sets up simply.
Particularly, still be equipped with observation window 15 on the lateral wall of the cabin body, be convenient for observe the under-deck condition through the observation window, can adopt toughened glass to make, sturdy and durable can bear great pressure.
The working principle is as follows:
the cabin body is made of high-strength steel plates, the cabin body can keep firm, stable and normal operation when the interior of the cabin body is pumped into a negative pressure state, the arrangement of a sealing door is used for enabling workers to enter and exit and has a sealing effect on the cabin body, only a sealing door structure commonly used in the prior art is adopted, a vacuum pump can pump out air in the cabin body through an air pumping port to enable the interior of the cabin body to form the negative pressure state, the pumped air can be discharged through an exhaust pipeline, external air can enter the cabin body through an air inlet, the proportion of air pumping quantity and air inflow is controlled, preset low-air pressure conditions can be formed in the cabin body, an instrument test board is used for supporting and placing an oxygenerator to be tested, a wiring row can be connected with an external power supply outside the cabin body, the oxygenerator to be tested is connected with the wiring row, electric energy can be provided for the oxygen, the humidity sensor is used for changing the humidity inside the cabin, the sensor monitoring device is used for detecting the temperature inside the cabin, the humidity and the air pressure, the controller can adopt a single chip microcomputer, the sensor monitoring device can detect the temperature inside the cabin, the humidity and the air pressure signal are respectively transmitted to the controller, the on-off of the frequency converter can be controlled by the controller, the on-off of a vacuum pump is controlled, the temperature, the humidity and the air pressure signal can be obtained, the opening degree of a pressure increasing valve and the on-off of a humidifier are respectively controlled, the air pressure and the humidity inside the cabin are respectively changed, the altitude air pressure change and the humidity change are simulated in the cabin, plateau environments with different heights are created, reliability tests with different altitudes are carried out on an oxygen generator, the control panel is used for manually controlling the vacuum pump, the humidifier and the pressure increasing valve act, and the control box can play a role.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A plateau environmental simulation cabin is characterized in that: the device comprises a cabin body (1) formed by welding steel plates, a vacuum pump (2) arranged outside the cabin body (1), a frequency converter (3) and a control box (4);
the side wall of the cabin body (1) is provided with a closed door (5), the side wall of the cabin body (1) is further provided with an air suction port (6), an air inlet (7) and a pressure increasing valve (8), the air suction port (6) is communicated and connected with the input end of the vacuum pump (2) through a pipeline, the output end of the vacuum pump (2) is communicated and connected with an exhaust pipeline (9), an instrument test board (10), a wiring bar (11), a humidifier (12) and a sensor monitoring device (13) are arranged in the cabin body (1), and the power supply input end of the wiring bar (11) penetrates through the cabin body (1) and extends to the outside of the cabin body (1);
the control box (4) is internally provided with a controller and a control panel, the controller is respectively connected with the frequency converter (3), the booster valve (8), the humidifier (12) and the sensor monitoring device (13) through electric conductors, and the frequency converter (3) is connected with the vacuum pump (2) through electric conductors.
2. The plateau environment simulation cabin of claim 1, wherein: and a manual air inlet valve (14) is arranged on the air inlet (7).
3. The plateau environment simulation cabin of claim 1, wherein: the sensor monitoring device (13) comprises a humidity sensor, which is connected to the controller via an electrical conductor.
4. The plateau environment simulation cabin of claim 1, wherein: the sensor monitoring device (13) comprises a pressure sensor, which is connected to the control unit via an electrical conductor.
5. The plateau environment simulation cabin of claim 1, wherein: the sensor monitoring device (13) comprises a temperature sensor, and the temperature sensor is connected with the controller through an electric conductor.
6. The plateau environment simulation cabin of claim 1, wherein: the side wall of the cabin body (1) is also provided with an observation window (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020059053.1U CN211205392U (en) | 2020-01-13 | 2020-01-13 | Plateau environment simulation cabin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020059053.1U CN211205392U (en) | 2020-01-13 | 2020-01-13 | Plateau environment simulation cabin |
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| CN211205392U true CN211205392U (en) | 2020-08-07 |
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| CN202020059053.1U Active CN211205392U (en) | 2020-01-13 | 2020-01-13 | Plateau environment simulation cabin |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113040190A (en) * | 2021-02-09 | 2021-06-29 | 浙江科技学院 | A device of proofreading of kneading dough for under plateau environment |
| CN113457754A (en) * | 2021-07-07 | 2021-10-01 | 交通运输部公路科学研究所 | Walk-in plateau environment simulation experiment cabin |
| CN114101962A (en) * | 2020-08-27 | 2022-03-01 | 中国石油天然气集团有限公司 | Welding test system |
| CN114646483A (en) * | 2022-03-23 | 2022-06-21 | 深圳点石科技有限公司 | Simulation method and system for heating fuel oil in high-altitude environment |
-
2020
- 2020-01-13 CN CN202020059053.1U patent/CN211205392U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114101962A (en) * | 2020-08-27 | 2022-03-01 | 中国石油天然气集团有限公司 | Welding test system |
| CN113040190A (en) * | 2021-02-09 | 2021-06-29 | 浙江科技学院 | A device of proofreading of kneading dough for under plateau environment |
| CN113457754A (en) * | 2021-07-07 | 2021-10-01 | 交通运输部公路科学研究所 | Walk-in plateau environment simulation experiment cabin |
| CN114646483A (en) * | 2022-03-23 | 2022-06-21 | 深圳点石科技有限公司 | Simulation method and system for heating fuel oil in high-altitude environment |
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