CN216953312U - Ventilation environment constant temperature and humidity unit - Google Patents

Abstract

The utility model discloses a ventilated environment constant-temperature and constant-humidity unit, relates to the technical field of environmental temperature and humidity, and aims to solve the problem of low working efficiency caused by cooperative work of a plurality of devices in the conventional constant-temperature and constant-humidity unit. The device is characterized in that a suction fan is arranged at the upper end inside a shell of the device, a first three-way valve is arranged at the lower end of one side of the suction fan, a second three-way valve is arranged at the lower end of the first three-way valve, second air pipelines are arranged on two sides of the lower end of the second three-way valve, a refrigerating filter box is arranged at the lower end of the suction fan, a heating filter box is arranged at the lower end of the refrigerating filter box, a refrigerating rod is arranged on one side inside the refrigerating filter box, a heating rod is arranged on one side inside the heating filter box, an air heating device is arranged at the lower end of the heating filter box, an air refrigerating device is arranged at the lower end of the air heating device, and the air refrigerating device and the air heating device are both in sealing connection with the first three-way valve through the first air pipelines.

Description

A constant temperature and humidity unit for ventilation environment

technical field

The utility model relates to the technical field of ambient temperature and humidity, in particular to a constant temperature and humidity unit for ventilation environment.

Background technique

The emergence of electronic computers has triggered a revolution in information technology and brought people into the IT era. A constant temperature and humidity, clean environment is the safety guarantee of these electronic devices. Widely used in textile testing systems, paper testing, metrology calibration, paint testing, packaging testing, precision machining, three-coordinate testing, scientific research institutions, and installed in pharmaceutical factories, hospitals, printing plants, museums, precision laboratories, etc. Where there are strict requirements.

However, the existing constant temperature and humidity units usually encounter poor humidity and temperature in the air during use, which do not meet the set values. The adjustment process is cumbersome and the work efficiency is slow, so it does not meet the existing needs. For this, we propose a constant temperature and humidity unit for ventilation environment.

Utility model content

The purpose of the present utility model is to provide a constant temperature and humidity unit for ventilation environment, so as to solve the problem of slow work efficiency caused by the coordinated operation of multiple devices inside the constant temperature and humidity unit proposed in the above-mentioned background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a constant temperature and humidity unit for a ventilated environment, comprising a device casing, the upper end inside the device casing is provided with a suction fan, and the lower end on one side of the suction fan is provided with a first Three-way valve, the lower end of the first three-way valve is provided with a second three-way valve, both sides of the lower end of the second three-way valve are provided with a second gas pipeline, and the lower end of the suction fan is provided with a refrigeration filter box, the lower end of the cooling filter box is provided with a heating filter box, and both the heating filter box and the cooling filter box are sealed with one end of the second gas transmission pipeline, and a cooling rod is arranged on one side of the inside of the cooling filter box, One side of the inside of the heating filter box is provided with a heating rod, one side of the upper end of the device shell is provided with a temperature detection device, the other side of the upper end of the device shell is provided with a humidity detection device, and the lower end of the device shell is provided with With support base.

Preferably, the lower end of the heating filter box is provided with an air heating device, the lower end of the air heating device is provided with an air cooling device, and both the air cooling device and the air heating device are connected with the first three valves through the first three-way valve. Gas pipeline sealing connection.

Preferably, a filter pipe is arranged in the middle of the first gas transmission pipe, a number of dust filter screens are evenly distributed horizontally in the middle of the inside of the filter pipe, and both ends of the dust filter screen are fixedly connected with the filter pipe, so One side of the filter pipeline is provided with a third three-way valve.

Preferably, a plurality of air suction ports are uniformly distributed at the upper end of the outer casing of the device, and a plurality of air exhaust ports are evenly distributed at the lower end of the outer casing of the device. An air gathering device is provided.

Preferably, a plurality of sealing baffles are evenly distributed in the longitudinal direction inside the air suction port and the air exhaust port, and both ends of the sealing baffle are connected to the device casing through a rotating shaft.

Preferably, the upper end of the sealing baffle is provided with a transmission threaded rod, and the transmission threaded rod is rotatably connected with the sealing baffle, and a scraping plate is provided on the outer side of the transmission threaded rod, and the scraping plate is connected with the transmission threaded rod Thread matching, a water absorbing pad is arranged between the scraping plate and the sealing baffle, and the water absorbing pad is fixedly connected with the scraping plate.

Compared with the prior art, the beneficial effects of the present utility model are:

1. The utility model is provided with a cooling filter box at the upper end of one side of the second gas pipeline, and a heating filter box is arranged at the lower end of one side of the second gas pipeline, and both the heating filter box and the cooling filter box are provided with filtrate. , after the external air is detected by the temperature detection device and the humidity detection device, if the air humidity is lower than the set value and needs to be humidified, the first and third valves are opened, and the gas is transported through the second gas pipeline. The air temperature is lower than the set temperature and needs to be changed, the second and third valves are opened, and the gas is transported into the refrigeration filter box or the heating filter box as required, and the filtrate in the refrigeration filter box and the heating filter box will The gas is filtered and the temperature of the air is changed by the temperature of the filtrate, and then sent to the air heating device and the air cooling device for further air temperature changes. The entire air filtration and temperature change process are simplified. The temperature is changed to avoid changing the temperature of the air only through the air heating device and the air cooling device, and to improve the overall operation effect of the device.

2. In the present utility model, a number of air suction ports are evenly distributed around the upper end of the outer casing of the device, and a number of air exhaust ports are evenly distributed around the outer lower end of the outer casing of the device. All are equipped with an air gathering device. The extracted air and the exhausted air will be split through the air gathering device. The split air will be discharged from multiple angles, which improves the air extraction and the efficiency of the exhaust gas. The various angles of the exhaust gas can improve the surrounding air. Quality and frequency of adjustment of humidity.

3. In the utility model, a number of sealing baffles are evenly distributed longitudinally on the outside of the air suction port and the air exhaust port, and a scraping plate is arranged on one side outside the sealing baffle. When the air is discharged through the air suction port and the air exhaust port, water droplets will adhere to the surface of the sealing baffle due to the difference in temperature. After the water droplets converge due to gravity, they will fall into the interior of the device and cause accumulation. The accumulation of liquid will damage the device and drive the threaded rod to rotate. The water-absorbing pad is driven to move laterally by the scraping plate, and the water droplets on the surface of the sealing baffle are absorbed by the water-absorbing pad to prevent the liquid on the surface of the sealing baffle from falling into the device due to gravity.

Description of drawings

Fig. 1 is the external front view of the device of the present invention;

Fig. 2 is the internal front view of the device of the utility model;

3 is a schematic diagram of the internal structure of the filter pipe of the present invention;

4 is a perspective view of the positional relationship between the sealing baffle plate and the scraper plate of the present invention.

In the figure: 1. Device shell; 2. Air suction port; 3. Air exhaust port; 4. Support base; 5. Temperature detection device; 6. Humidity detection device; 7. Sealing baffle; 8. Rotating shaft; 9. Air Converging device; 10, suction fan; 11, first three valves; 12, second three valves; 13, refrigeration filter box; 14, heating filter box; 15, refrigeration rod; 16, heating rod; 17, third Three-way valve; 18, air heating device; 19, air cooling device; 20, filter pipe; 21, first gas pipeline; 22, dust filter; 23, scraping plate; 24, transmission threaded rod; 25, water absorption Pad; 26. The second gas pipeline.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example.

1-4, an embodiment provided by the present invention: a constant temperature and humidity unit for ventilation environment, including a device casing 1, a suction fan 10 is arranged on the upper end of the device casing 1, and a lower end on one side of the suction fan 10 is provided A first three-way valve 11 is provided, the lower end of the first three-way valve 11 is provided with a second three-way valve 12, and both sides of the lower end of the second three-way valve 12 are provided with a second gas pipeline 26. The lower end is provided with a cooling filter box 13, and the lower end of the cooling filter box 13 is provided with a heating filter box 14, and both the heating filter box 14 and the cooling filter box 13 are sealed with one end of the second gas transmission pipeline 26, and the inside of the cooling filter box 13 is sealed. One side is provided with a refrigeration rod 15, one side of the heating filter box 14 is provided with a heating rod 16, one side of the upper end of the device casing 1 is provided with a temperature detection device 5, and the other side of the upper end of the device casing 1 is provided with a humidity detection device 6 , the lower end of the device casing 1 is provided with a support base 4 .

Further, the lower end of the heating filter box 14 is provided with an air heating device 18, the lower end of the air heating device 18 is provided with an air cooling device 19, and the air cooling device 19 and the air heating device 18 pass through the first three-way valve 11 through the first three-phase valve 11. The air delivery pipe 21 is sealed and connected, and the air delivered from the outside to the inside of the device will deliver the air heating device 18 and the air cooling device 19 as required and further change the temperature of the air.

Further, a filter pipe 20 is arranged in the middle of the first gas transmission pipe 21, and a number of dust filter screens 22 are evenly distributed horizontally in the middle of the filter pipe 20, and both ends of the dust filter screen 22 are fixedly connected with the filter pipe 20. One side of the filter pipe 20 is provided with a third three-way valve 17, and the dust filter screen 22 inside the filter pipe 20 can filter the air.

Further, a plurality of air suction ports 2 are evenly distributed on the upper end outside the device casing 1, and a number of air exhaust ports 3 are evenly distributed on the lower end outside the device casing 1. There is an air converging device 9, the extracted air and the exhausted air will be divided by the air condensing device 9, and the divided air will be discharged from multiple angles, which improves the air extraction and the efficiency of the exhaust gas.

Further, a plurality of sealing baffles 7 are evenly distributed longitudinally inside the air suction port 2 and the air outlet 3, and both ends of the sealing baffle 7 are connected with the device housing 1 through the rotating shaft 8. The rotating shaft 8 rotates around the center of the circle, which can restrict the air suction port 2 and the air exhaust port 3 to prevent foreign matter from entering the device through the air suction port 2 and the air exhaust port 3 when the device is not in use.

Further, the upper end of the sealing baffle 7 is provided with a transmission threaded rod 24, and the transmission threaded rod 24 is rotatably connected with the sealing baffle 7, and the outer side of the transmission threaded rod 24 is provided with a scraping plate 23, and the scraping plate 23 is connected with the transmission The threaded rod 24 is threaded, and a water-absorbing pad 25 is arranged between the scraping plate 23 and the sealing baffle 7, and the water-absorbing pad 25 is fixedly connected with the scraping plate 23. The material of the water-absorbing pad 25 is sponge, and the sealing baffle can be adsorbed by the sponge. 7 Water droplets on the surface.

Working principle: In use, in order to improve the efficiency of air humidity and temperature change, the outside air is detected by the temperature detection device 5 and the humidity detection device 6, and the outside air is extracted by the suction fan 10 and collected by the air gathering device 9. , according to the detection of the humidity detection device 6, when the humidity is lower than the set value, the first three valves 11 are opened, and the gas is transported into the second gas pipeline 26, according to the detection of the temperature detection device 5, when the temperature is low After the set value, the second and third valves 12 are opened. When heating is required, it is transported into the heating filter box 14, and when cooling is required, it is transported into the cooling filter box 13. The cooling filter box 13 and the cooling rod 15 in the heating filter box 14 will meet. The filtrate is heated and refrigerated respectively, and the temperature of the gas can be changed by the temperature of the filtrate while filtering the gas through the filtrate, and finally the temperature is further changed by the air heating device 18 and the air cooling device 19. In order to prevent the air temperature The change causes liquid to adhere to the surface of the sealing baffle 7, the liquid will converge and fall into the device casing 1 due to gravity, and the accumulation of liquid will cause damage to the device. The relative movement between 24 and 24 causes the scraping plate 23 to move laterally after being restricted by the sealing baffle 7. When the scraping plate 23 moves laterally, it will drive the water absorbing pad 25 to move laterally. For wiping, in order to improve the efficiency of changing the air outside the device, it is driven to flow by the suction fan 10, and through the extraction and discharge of the air, it is collected and distributed to the outside of the device shell 1 through the air gathering device 9, and the shunted air will be Exhaust at multiple angles to improve air extraction and improve the efficiency of exhaust gas.

It will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, and that the present invention may be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments are to be considered in all respects as exemplary and not restrictive, and the scope of the present invention is defined by the appended claims rather than the foregoing description, and it is therefore intended that the All changes within the meaning and range of the required equivalents are embraced within the present invention. Any reference signs in the claims shall not be construed as limiting the involved claim.

Claims (6)

1. A constant temperature and humidity unit for a ventilated environment, comprising a device casing (1), characterized in that: the upper end inside the device casing (1) is provided with a suction fan (10), and the suction fan (10) side is provided with a suction fan (10). The lower end is provided with a first three-way valve (11), the lower end of the first three-way valve (11) is provided with a second three-way valve (12), and both sides of the lower end of the second three-way valve (12) are A second gas transmission pipeline (26) is provided, a cooling filter box (13) is arranged at the lower end of the suction fan (10), and a heating filter box (14) is arranged at the lower end of the cooling filter box (13), and is heated Both the filter box (14) and the refrigeration filter box (13) are hermetically connected to one end of the second gas transmission pipeline (26), and a refrigeration rod (15) is arranged on one side of the inside of the refrigeration filter box (13), and the heating A heating rod (16) is arranged on one side inside the filter box (14). 2. A constant temperature and humidity unit for ventilation environment according to claim 1, characterized in that: the lower end of the heating filter box (14) is provided with an air heating device (18), and the air heating device (18) is provided with an air heating device (18). An air refrigerating device (19) is provided at the lower end, and the air refrigerating device (19) and the air heating device (18) are sealed with the first three-way valve (11) through a first gas pipeline (21). 3. A ventilation environment constant temperature and humidity unit according to claim 2, characterized in that: a filter pipe (20) is provided in the middle of the first gas transmission pipe (21), and the filter pipe (20) A plurality of dust filter screens (22) are uniformly distributed horizontally in the middle of the interior, and both ends of the dust filter screens (22) are fixedly connected to the filter pipe (20). 4. The constant temperature and humidity unit for a ventilated environment according to claim 1, characterized in that: a plurality of air suction ports (2) are evenly distributed on the outer upper end of the device shell (1), and the device shell ( 1) A plurality of exhaust ports (3) are uniformly distributed in a ring shape at the lower end of the exterior, and an air gathering device (9) is provided on one side inside the exhaust ports (3) and the air suction ports (2). 5. The constant temperature and humidity unit for a ventilated environment according to claim 4, characterized in that: several sealing baffles (7) are evenly distributed in the interior of the air suction port (2) and the air outlet (3) ), and both ends of the sealing baffle plate (7) are rotatably connected with the device casing (1) through the rotating shaft (8). 6. A constant temperature and humidity unit for ventilation environment according to claim 5, characterized in that: the upper end of the sealing baffle (7) is provided with a transmission threaded rod (24), and the transmission threaded rod (24) is connected to the seal The baffle plate (7) is rotatably connected, the outer side of the transmission threaded rod (24) is provided with a scraping plate (23), and the scraping plate (23) is threadedly matched with the transmission threaded rod (24).

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