CN211625892U - Ethylene oxide high-temperature analysis room - Google Patents

Abstract

The utility model relates to a high-temperature analysis room for ethylene oxide, which comprises a house body and a hot air circulation system. The roof of the house body is provided with a total air supply port and a return air port, and the hot air circulation system includes a hot air circulation device and a first air supply channel. The first air supply channel is arranged in the house body along the vertical direction, the first air supply channel is communicated with the general air supply port, the first air supply channel is provided with at least two sub air supply ports along the vertical direction, and the hot air circulation device passes through the second air supply channel. The air channel is communicated with the general air supply port, the air inlet of the hot air circulation device is communicated with the return air outlet through the first air inlet channel, and the hot air circulation device includes a heater and a circulating fan. The ethylene oxide high-temperature analysis room can improve the analysis efficiency of ethylene oxide, and the ethylene oxide high-temperature analysis room is not affected by the external environment, the external environment does not affect the analysis effect, and the ethylene oxide high-temperature analysis room can be carried out all year round. Analysis of Ethane.

Description

A high temperature analysis room for ethylene oxide

technical field

The utility model relates to a high temperature analysis room for ethylene oxide.

Background technique

Existing ethylene oxide analysis adopts natural ventilation analysis method. In addition, after 15 days of degradation at room temperature, it will be detected that the residual amount of ethylene oxide is unqualified. When the medical device contacts the wound of the human body, it will cause wound infection. The unqualified residual amount of ethylene oxide is a key verification item. The decomposition efficiency of natural ventilation degradation method is low.

Utility model content

The purpose of the utility model is to provide a high-temperature desorption room for ethylene oxide, which is used to solve the problem that the desorption efficiency of the natural ventilation degradation method is low.

In order to solve the above problems, the utility model adopts the following technical solutions:

A high-temperature ethylene oxide analysis room, comprising a house body and a hot air circulation system, the roof of the house body is provided with a total air supply port and a return air outlet, and the hot air circulation system includes a hot air circulation device and a first air supply channel, The first air supply channel is arranged in the housing body along the vertical direction, the first air supply channel is communicated with the general air supply port, and the first air supply channel is provided with at least two sub-sections along the vertical direction. The air outlet, the air outlet of the hot air circulation device is communicated with the general air outlet through the second air supply channel, the air inlet of the hot air circulation device is communicated with the return air outlet through the first air inlet channel, and the The hot air circulation device includes a heater and a circulating fan.

Optionally, the hot air circulation device further includes a heating box, the heater and the circulating fan are arranged in the heating box, the air outlet of the hot air circulation device is the air outlet of the heating box, and the The air inlet of the hot air circulation device is the air inlet of the heating box.

Optionally, the heater is arranged near the air outlet of the heating box, and the circulating fan is arranged near the air inlet of the heating box.

Optionally, the hot air circulation device is fixedly arranged above the roof of the house body.

Optionally, the hot air circulation system further includes a controller, a first air flow sensor arranged in the second air supply channel and a second air flow sensor arranged in the first air inlet channel, The signal output ends of the first air flow sensor and the second air flow sensor are connected to the signal input end of the controller, and the signal output end of the controller is connected to the heater and the circulating fan.

Optionally, the hot air circulation system further includes a temperature and humidity sensor disposed in the house body, and the signal output end of the temperature and humidity sensor is connected to the signal input end of the controller.

Optionally, the hot air circulation system further includes an alarm, and the signal output end of the controller is connected to the alarm.

Optionally, the hot air circulation system further includes a human-machine interface, and the human-machine interface is connected to the controller.

Optionally, the first air supply passage is arranged on the left side of the house body, and each sub-air supply port is opened toward the right side of the house body.

The beneficial effects of the utility model are as follows: in the high temperature analysis room of ethylene oxide provided by the utility model, the hot air circulation device realizes the circulation and heating of hot air, and is input into the house body through the general air supply port, and the return air port carries out the circulation of the circulating air. Heating, realizing hot air circulation, and realizing high-temperature desorption of ethylene oxide through hot air circulation, thereby improving the desorption efficiency of ethylene oxide; the first air supply channel is provided with at least two sub-air supply ports in the vertical direction, which can meet the needs of the house itself. The output of hot air at different heights improves the efficiency of hot air circulation in the house body, and realizes the comprehensive coverage of hot air in the house body, thereby meeting the needs of objects to be analyzed with different heights and shapes, and improving the analysis efficiency of ethylene oxide . Moreover, the ethylene oxide high-temperature analysis room is not affected by the external environment, the external environment does not affect the analysis effect, and the analysis of ethylene oxide can be performed all year round.

Description of drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the accompanying drawings that need to be used in the embodiments will be briefly introduced below:

Fig. 1 is the structural representation of ethylene oxide high temperature analysis room of the present utility model;

Fig. 2 is the control principle diagram of the ethylene oxide high temperature analysis room of the present invention.

Detailed ways

In order to make the technical purpose, technical solutions and beneficial effects of the present invention clearer, the technical solutions of the present invention are further described below with reference to the accompanying drawings 1-2 and specific embodiments.

As shown in Figure 1, the ethylene oxide high temperature analysis room includes a house body 1 and a hot air circulation system. The house body 1 is a conventional house provided with a door, such as a brick house or a prefab house, and the shape is set according to the actual situation.

As shown in Figure 1, the roof of the house body 1 is provided with a total air supply port 2 and an air return port 3. The positions of the total air supply port 2 and the air return port 3 on the roof are not limited. Figure 1 shows a specific setting method. The general air supply port 2 is set at the left position of the roof, and the air return port 3 is set at the right position of the roof. The general air supply port 2 and the air return port 3 may be through holes opened on the roof, or may be ports of pipelines.

The hot air circulation system includes a hot air circulation device and a first air supply channel 4 . The first air supply channel 4 may be a pipe or a channel formed by building materials. The first air supply channel 4 is arranged in the house body 1 along the vertical direction, and the specific fixing position of the first air supply channel 4 is not limited. side position, then, the area on the right side of the first air supply channel 4 in the house body 1 is the analysis area for placing the object to be analyzed 11 . The length of the first air supply channel 4 is not limited, and can be adapted to the height of the house body 1 . The first air supply channel 4 communicates with the general air supply port 2 , specifically: the upper end of the first air supply channel 4 communicates with the general air supply port 2 , and the lower end of the first air supply channel 4 is blocked. The first air supply channel 4 is provided with at least two sub-air supply ports 5 along the vertical direction. The distance between adjacent sub-air supply ports and the total number of sub-air supply ports are set according to actual needs. The sub-air supply ports 5 face into the house body 1. It opens on the right side of , that is, it opens toward the object to be analyzed 11 .

In order to improve the heating efficiency of the circulating air, the hot air circulating device includes a heating box 6 , a heater 7 and a circulating fan 8 . The material and shape of the heating box 6 are set according to actual needs, such as a cuboid shaped iron box; the heater 7 can be a conventional heating device, such as a heating wire; the circulating fan 8 is a conventional fan. The heater 7 and the circulating fan 8 are arranged in the heating box 6, the air outlet of the heating box 6 is the air outlet of the hot air circulation device, and the air inlet of the heating box 6 is the air inlet of the hot air circulation device. The air outlet of the heating box 6 communicates with the general air outlet 2 through the second air supply channel 9 , and the air inlet of the heating box 6 communicates with the return air outlet 3 through the first air inlet channel 10 .

In this embodiment, the heater 7 is arranged close to the air outlet of the heating box 6 , and the circulating fan 8 is arranged near the air inlet of the heating box 6 . 1, the air outlet of the heating box 6 is on the right side, and the air inlet of the heating box 6 is on the left side, so the heater 7 is arranged on the right side of the heating box 6, and the circulating fan 8 is arranged in the heating box. Left side inside body 6. Under the action of the circulating fan 8, the circulating air is heated by the heater 7, and the heated hot air is transported to the first air supply channel 4 through the air outlet of the heating box 6 and the second air supply channel 9, and the hot air is sent to the first air supply channel 4 by the The air supply port 5 is transported into the house body 1, and the object to be analyzed 11 is subjected to the analysis of ethylene oxide at a high temperature. The temperature of the hot air in the house body 1 gradually decreases, and is returned from the air return port 3 into the heating box 6, and heated by the heater 7 to realize the circulation of hot air.

In order to facilitate the fixing of the hot air circulation device, in this embodiment, the hot air circulation device is fixedly arranged above the roof of the house body 1, as shown in FIG. to be fixed.

In order to realize automatic control, the hot air circulation system further includes a controller 12 , a first air flow sensor 13 , a second air flow sensor 14 , a temperature and humidity sensor 15 , an alarm 16 and a man-machine interface 17 . The controller 12 can be a conventional control chip, such as a single-chip microcomputer or a PLC, and the controller 12 can be specially arranged in a control box, and the specific setting position of the control box can be set according to actual needs. The first air flow sensor 13 is used to be arranged in the second air supply channel 9 to detect the hot air flow in the second air supply channel 9; the second air flow sensor 14 is used to be arranged in the first air inlet channel 10, For detecting the flow rate of the air recovered from the air return port 3, the first air flow sensor 13 and the second air flow sensor 14 can both be conventional gas flow sensors. The temperature and humidity sensor 15 is arranged in the house body 1 to detect the temperature and humidity in the house body 1. The temperature and humidity sensor 15 can be a conventional temperature and humidity sensor. In this embodiment, in order to ensure the accuracy of data detection, the house body 1 Two temperature and humidity sensors 15 are arranged inside. The alarm 16 may be a conventional alarm, such as an audible and visual alarm. The human-machine interface 17 can be a conventional touch screen. It should be noted that the temperature and humidity sensor 15, the alarm 16 and the human-computer interaction interface 17 are optimized implementations. As other implementations, the temperature and humidity sensor 15, the alarm 16 and the human-computer interaction interface 17 may not be provided or some settings.

The control box, the alarm 16 and the man-machine interface 17 can be arranged in one place, such as the wall outside the house body 1, for easy operation.

As shown in FIG. 2 , the signal output ends of the first air flow sensor 13, the second air flow sensor 14 and the temperature and humidity sensor 15 are connected to the signal input end of the controller 12, and the signal output end of the controller 12 is connected to the heater 7, the circulation The fan 8, the alarm 16, and the man-machine interface 17 are connected to the controller 12. Then, the heater 7 is an electric heater.

In addition, the hot air circulation system also includes a power supply, which can be an AC/DC converter for converting AC220V into required direct current, such as 24V, which is the controller 12, the first wind flow sensor 13, the second The air flow sensor 14 and the temperature and humidity sensor 15 are powered, while the heater 7, the circulating fan 8, the alarm 16 and the man-machine interface 17 can be powered by AC220V.

When the object 11 to be analyzed needs to be analyzed by ethylene oxide, the controller 12 controls the heater 7 and the circulating fan 8 to operate to circulate the hot air, and the object 11 to be analyzed is analyzed by ethylene oxide. The first air flow sensor 13 and the second air flow sensor 14 detect the air flow in real time, and the controller 12 adjusts the heater 7 and the circulating fan 8 accordingly according to the air flow. For example, when the air flow is small, the controller 12 increases the heater 7 And the power of the circulating fan 8 to increase the air flow. The temperature and humidity sensor 15 detects the temperature and humidity in the house body 1 in real time. When the temperature and humidity are within the abnormal range, the controller 12 adjusts accordingly. For example, when the temperature is too high, the power of the heater 7 is reduced, and when the temperature is too low , increase the power of the heater 7; when the humidity is too high, increase the power of the heater 7, when the humidity is too low, reduce the power of the heater 7. Further, the alarm 16 can be controlled to give an alarm, so that the staff can make adjustments manually, such as placing a humidifier in the house body 1 . During the parsing process, when any abnormal situation occurs, the controller 12 controls the alarm device 16 to give an alarm. In addition, the human-computer interaction interface 17 can display various operating parameters in real time, and perform related control and data settings, such as: analysis start/end control, timing control settings, manual control settings, parameter settings, and historical record query.

The above-mentioned embodiments only illustrate the technical solution of the present invention with a specific embodiment. Any equivalent replacement of the present invention and modifications or partial replacements that do not depart from the spirit and scope of the present invention shall be included in the present invention. within the scope of the claims.

Claims (9)

1. a high temperature analysis room of ethylene oxide, is characterized in that, comprises house body and hot air circulation system, the roof of described house body is provided with total air outlet and return air outlet, and described hot air circulation system comprises hot air circulation device and A first air supply channel, the first air supply channel is arranged in the house body along the vertical direction, the first air supply channel is communicated with the general air supply port, and the first air supply channel is vertically arranged There are at least two sub-air supply openings in the direction, the air outlet of the hot air circulation device is communicated with the general air supply opening through the second air supply channel, and the air inlet of the hot air circulation device is connected with the return air through the first air inlet channel. The tuyere is connected, and the hot air circulation device includes a heater and a circulating fan. 2. The ethylene oxide high temperature analysis room according to claim 1, wherein the hot air circulation device further comprises a heating box, the heater and the circulating fan are arranged in the heating box, and the hot air The air outlet of the circulation device is the air outlet of the heating box, and the air inlet of the hot air circulation device is the air inlet of the heating box. 3. The ethylene oxide high temperature analysis room according to claim 2, wherein the heater is arranged close to the air outlet of the heating box, and the circulating fan is arranged near the air inlet of the heating box . 4 . The high-temperature ethylene oxide analysis room according to claim 2 , wherein the hot air circulation device is fixedly arranged above the roof of the house body. 5 . 5. The ethylene oxide high-temperature desorption room according to claim 1, wherein the hot air circulation system further comprises a controller, a first air flow sensor for being arranged in the second air supply channel, and a For the second air flow sensor arranged in the first air inlet channel, the signal output ends of the first air flow sensor and the second air flow sensor are connected to the signal input end of the controller, and the signal of the controller The output end is connected to the heater and the circulating fan. 6. The ethylene oxide high temperature analysis room according to claim 5, wherein the hot air circulation system further comprises a temperature and humidity sensor arranged in the house body, and the signal output end of the temperature and humidity sensor is connected to The signal input terminal of the controller. 7 . The high temperature ethylene oxide desorption room according to claim 5 , wherein the hot air circulation system further comprises an alarm device, and the signal output end of the controller is connected to the alarm device. 8 . 8 . The ethylene oxide high-temperature analysis room according to claim 5 , wherein the hot air circulation system further comprises a human-computer interaction interface, and the human-computer interaction interface is connected with the controller. 9 . 9 . The ethylene oxide high temperature analysis room according to claim 1 , wherein the first air supply passage is arranged on the left side of the house body, and each sub-air supply port faces the house body. 10 . Open right inside.

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