CN213089994U - A intelligent constant temperature and humidity rack for environmental protection detects - Google Patents
A intelligent constant temperature and humidity rack for environmental protection detects Download PDFInfo
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- CN213089994U CN213089994U CN202021754963.8U CN202021754963U CN213089994U CN 213089994 U CN213089994 U CN 213089994U CN 202021754963 U CN202021754963 U CN 202021754963U CN 213089994 U CN213089994 U CN 213089994U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/54—Free-cooling systems
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Abstract
The utility model relates to an environmental protection detection area is an intelligence constant temperature and humidity rack for environmental protection detects. The air conditioning system is positioned at the bottom layer of the cabinet body, and an air inlet of the air conditioning system is connected with an air inlet system outside the cabinet; the control system is positioned in the cabinet and is electrically connected with the air conditioning system, the air inlet system, the temperature sensing system, the humidity sensing system and the display. The display can set the operating temperature and humidity of the cabinet, and can display the temperature and humidity of the air inside, indoor and outdoor the cabinet in real time. When the temperature and humidity in the cabinet are not consistent with the set operation parameters, the control system can control the operation state of the air inlet system according to the temperature and humidity conditions of the air inside, indoor air and outdoor air of the cabinet, selectively realize the internal circulation of the cabinet air, or introduce the indoor air and the outdoor air into the cabinet to realize the external circulation of the air, and automatically control whether the air conditioning system operates or not so as to reduce the operation cost of the air conditioning system.
Description
Technical Field
The utility model relates to an environmental protection detection area is an intelligence constant temperature and humidity rack for environmental protection detects.
Background
When environmental data is detected, external electromagnetic interference can have great influence on a detection result, so that electronic equipment for environmental detection needs to be installed in a cabinet with a good electromagnetic shielding function. However, the cabinet often has poor heat dissipation effect due to good sealing performance, thereby affecting stable operation of the electronic device. Most of the existing indoor sealed electromagnetic shielding cabinets adopt an air conditioning system to maintain the temperature and humidity inside the cabinet, and when the temperature inside the cabinet is higher than a set operating temperature, the air conditioning system starts to refrigerate and cool; and when the temperature in the cabinet is lower than the set operating temperature, the air conditioning system starts heating and warming. When the humidity in the cabinet is lower than the set operation humidity, the air conditioning system starts to humidify; when the humidity in the cabinet is higher than the set operation humidity, the air conditioning system starts to start the refrigeration function, and the moisture in the air is condensed by the evaporator of the refrigeration system, so that the dehumidification effect is realized. Most of the air conditioning systems have high energy consumption, so that the operation cost is high.
SUMMERY OF THE UTILITY MODEL
In view of this, the embodiment of the utility model provides an intelligence constant temperature and humidity rack for environmental protection detects, when the temperature and humidity in the rack are not in conformity with the operating parameter who sets for, control system can be according to the rack in air, the operation of the temperature and the humidity condition control air inlet system of room air and outdoor air, and selective realization rack air inner loop, perhaps introduce the rack with room air and outdoor air and realize the air extrinsic cycle, and automatic control air conditioning system's humidification unit, whether operation of refrigeration unit and heating element, with the running cost that reduces air conditioning system, and the change of the inside temperature of control rack and humidity that can be fine.
The utility model provides an intelligence constant temperature and humidity rack for environmental protection detects, includes the cabinet body, air conditioning system, air inlet system, temperature sensing system, humidity sensing system, display and control system, its characterized in that: the air conditioning system is located the bottom position of the internal portion of cabinet, and its air intake links to each other with the air outlet of air inlet system, the air inlet system is located the rack outside, control system is located the rack inside to with air conditioning system, air inlet system, temperature sensing system, humidity sensing system and display electric connection.
Further, the air conditioning system comprises a shell, and an induced draft fan, a humidifying unit, a refrigerating unit and a heating unit which are sequentially arranged in the shell from bottom to top, wherein an air inlet is arranged at the lower part of the side surface of the shell and is connected with the induced draft fan; and a condensed water outlet of the refrigerating unit is connected with a water inlet of the humidifying unit.
Furthermore, the humidifying unit is an ultrasonic humidifier and comprises a water tank, an ultrasonic vibration sheet and a liquid level sensor, wherein the ultrasonic vibration sheet and the liquid level sensor are installed in the water tank; the ultrasonic vibration sheet and the liquid level sensor are electrically connected with the control system.
Furthermore, the air inlet system comprises an air inlet pipe I, an air inlet pipe II, an air inlet pipe III, an electromagnetic valve I, an electromagnetic valve II, an electromagnetic valve III and a filter box, wherein the filter box comprises a box body, an air inlet branch port I, an air inlet branch port II and an air inlet branch port III which are arranged on one side outside the box body, an air outlet arranged on the other side outside the box body and filter cotton arranged inside the box body; a filter screen is installed at one end of the air inlet pipe and communicated with the outdoor environment, the other end of the air inlet pipe is connected with a first air inlet branch port of the filter box, a first electromagnetic valve is installed in the middle of the air inlet pipe, and the first electromagnetic valve is a normally closed electromagnetic valve and is electrically connected with a control system; a filter screen is arranged at one end of the air inlet pipe II and communicated with the indoor environment, the other end of the air inlet pipe II is connected with an air inlet branch port II of the filter box, and a second electromagnetic valve is arranged at the middle part of the air inlet pipe II and is a normally closed electromagnetic valve which is electrically connected with the control system; a filter screen is arranged at one end of the air inlet pipe III and is communicated with the inner environment at the top of the cabinet, the other end of the air inlet pipe III is connected with an air inlet branch port III of the filter box, and a solenoid valve III is arranged at the middle part of the air inlet pipe III, is a normally closed solenoid valve and is electrically connected with a control system; the filter cotton is arranged in the middle of the box body, and separates an air inlet branch port I, an air inlet branch port II and an air inlet branch port III on one side of the box body from an air outlet on the other side of the box body.
Further, the temperature sensing system comprises a first temperature sensor, a second temperature sensor and a third temperature sensor, wherein the first temperature sensor is arranged outdoors, the second temperature sensor is arranged indoors, and the third temperature sensor is arranged at the top of the cabinet body.
Further, the humidity sensing system is a humidity sensor arranged at the top in the cabinet body.
Furthermore, the display is located on the cabinet door, can set for the operating temperature and humidity of the cabinet, and can display the temperature and humidity of the outdoor air, the indoor air and the air in the cabinet measured by the temperature sensing system and the humidity sensing system in real time, and can display the liquid level information of the humidifying unit.
Furthermore, the control system comprises a data processing module and a switch system electrically connected with the data processing module, wherein the data processing module can analyze and process data measured by the temperature sensing system and the humidity sensing system and the operating temperature and humidity set by the display, feed back various temperature and humidity information to the display and instruct the switch system to respond; the data processing module can also analyze data measured by a liquid level sensor of the humidifying unit and feed back liquid level information to the display.
Further, the switch system includes switch one, switch two, switch three, switch four, switch five, switch six and switch seven, switch one links to each other with solenoid valve an electrical property, and switch two links to each other with solenoid valve two electrical properties, switch three links to each other with solenoid valve three electrical properties, switch four links to each other with air conditioning system's draught fan electrical property, switch five links to each other with air conditioning system's refrigeration unit electrical property, switch six links to each other with air conditioning system's heating unit electrical property, switch seven links to each other with air conditioning system's humidification unit electrical property.
The technical effects of the utility model are that: an intelligent constant-temperature and constant-humidity cabinet for environment protection detection comprises a cabinet body, an air conditioning system, an air inlet system, a temperature sensing system, a humidity sensing system, a display and a control system. The air conditioning system is positioned at the bottom position in the cabinet body, and the air flow discharged by the air conditioning system flows from bottom to top, so that dust is not easy to accumulate. The air inlet of the air conditioning system is connected with the air outlet of the air inlet system, and the air inlet system can filter sucked air so as to reduce the dust content in the air. The air inlet system is located outside the cabinet to reduce the volume of the cabinet and reduce the production cost of the cabinet. The control system is positioned in the cabinet and is electrically connected with the air conditioning system, the air inlet system, the temperature sensing system, the humidity sensing system and the display.
The air conditioning system comprises a shell, and an induced draft fan, a humidifying unit, a refrigerating unit and a heating unit which are sequentially arranged in the shell from bottom to top. And the lower part of the side surface of the shell is provided with an air inlet and is connected with an induced draft fan, so that the air conditioning system can diffuse the processed air to all corners of the cabinet. The condensed water outlet of the refrigeration unit is connected with the water inlet of the humidification unit, so that the condensed water can automatically flow into the humidification unit under the action of gravity, a water source is fully utilized, and the resource waste is reduced.
The humidifying unit is an ultrasonic humidifier and comprises a water tank, an ultrasonic vibration sheet and a liquid level sensor, wherein the ultrasonic vibration sheet and the liquid level sensor are installed in the water tank. The water tank comprises a water inlet and an air outlet pipe which are arranged at the top, wherein the water inlet can directly guide the condensed water of the refrigeration unit into the water tank; the outlet of the air outlet pipe is higher than the refrigerating unit so as to prevent the humidified gas from passing through the refrigerating unit and not losing moisture due to the condensation effect of the refrigerating unit. The highest water level of the water tank is also provided with an overflow pipe which extends to the outside so as to prevent water in the water tank from overflowing into the cabinet. The ultrasonic vibration sheet is electrically connected with the control system to realize the intelligent control of whether the humidifying unit works or not. The liquid level sensor is electrically connected with the control system, and when the water level in the water tank is lower, the control system feeds back water shortage information to the display and provides alarm information.
The air inlet system comprises a first air inlet pipe, a second air inlet pipe, a third air inlet pipe, a first electromagnetic valve, a second electromagnetic valve, a third electromagnetic valve and a filter box. The filter box comprises a box body, an air inlet branch port I, an air inlet branch port II and an air inlet branch port III which are arranged on one side outside the box body, an air outlet arranged on the other side outside the box body, and filter cotton arranged inside the box body. One end of the air inlet pipe is provided with a filter screen and is communicated with the outdoor environment, so that the mouse and insect prevention effect is achieved; the other end is connected with the first air inlet branch port of the filter box. The middle part of the first air inlet pipe is provided with a first electromagnetic valve which is a normally closed electromagnetic valve and is electrically connected with the control system for controlling whether outdoor air is sucked or not. One end of the air inlet pipe II is provided with a filter screen and is communicated with the indoor environment, so that the rat and insect prevention effect is achieved; the other end is connected with a second air inlet branch port of the filter box. And a second electromagnetic valve is arranged in the middle of the second air inlet pipe, is a normally closed electromagnetic valve and is electrically connected with the control system to control whether indoor air is sucked or not. A filter screen is arranged at one end of the air inlet pipe III and is communicated with the inner environment at the top of the cabinet, so that the effect of preventing foreign matters is achieved; the other end is connected with an air inlet branch port III of the filter box. And a third electromagnetic valve is arranged in the middle of the third air inlet pipe, is a normally closed electromagnetic valve and is electrically connected with the control system to control whether the internal circulation of the air in the cabinet is realized. The filter cotton is arranged in the middle of the box body, and the air inlet branch port I, the air inlet branch port II and the air inlet branch port III on one side of the box body are isolated from the air outlet on the other side of the box body, so that the effect of filtering the sucked air is achieved, and the dust content in the air is reduced.
The temperature sensing system comprises a first temperature sensor, a second temperature sensor and a third temperature sensor, wherein the first temperature sensor is arranged outdoors and used for measuring the temperature of outdoor air; the temperature sensor II is arranged indoors and used for measuring the indoor air temperature; and the third sensor is arranged at the top in the cabinet body and used for measuring the temperature in the cabinet.
The humidity sensing system is a humidity sensor arranged at the top in the cabinet body and used for measuring the humidity in the cabinet.
The display is located the rack door, can set for the operating temperature and the humidity of rack to the temperature and the humidity of outdoor air, room air and the interior air of rack that temperature sensing system and humidity sensing system measured can show in real time, can show humidification unit's liquid level information simultaneously.
The control system comprises a data processing module and a switch system electrically connected with the data processing module. The data processing module can analyze and process the data measured by the temperature sensing system and the humidity sensing system and the operating temperature and humidity set by the display, feed back various temperature and humidity information to the display, and simultaneously instruct the switch system to respond. The data processing module can also analyze the data measured by the liquid level sensor of the humidifying unit and feed back the liquid level information to the display; when the liquid level is lower than the lowest liquid level of the water tank, the display provides alarm information.
The switch system comprises a first switch, a second switch, a third switch, a fourth switch, a fifth switch, a sixth switch and a seventh switch. The first switch is electrically connected with the first electromagnetic valve, and when the first switch is closed, the first electromagnetic valve is opened. The second switch is electrically connected with the second electromagnetic valve, and when the second switch is closed, the second electromagnetic valve is opened. The third switch is electrically connected with the third electromagnetic valve, and when the third switch is closed, the third electromagnetic valve is opened. The switch IV is electrically connected with an induced draft fan of the air conditioning system, and when the switch IV is closed, the induced draft fan starts to operate; and when the switch IV is switched off, the induced draft fan stops working. The switch five is electrically connected with a refrigeration unit of the air conditioning system, and when the switch five is closed, the refrigeration unit starts to operate; and when the fifth switch is switched off, the refrigeration unit stops working. The switch six is electrically connected with a heating unit of the air conditioning system, and when the switch six is closed, the heating unit starts to operate; and when the switch six is switched off, the heating unit stops working. The seventh switch is electrically connected with a humidifying unit of the air conditioning system, and when the seventh switch is closed, the humidifying unit starts to operate; and when the switch seven is switched off, the humidifying unit stops working.
When the humidity in the cabinet is higher than the operation humidity, the third switch, the fourth switch and the sixth switch are all closed, and the induced draft fan and the refrigerating unit of the air conditioning system are all opened at the moment, so that the air in the cabinet continuously flows in an internal circulation mode, and the air is dried through the condensation effect of the refrigerating unit on the moisture in the air. When the humidity in the cabinet is lower than the operation humidity, the switch IV and the switch V are both closed, and at the moment, the induced draft fan and the humidifying unit in the air conditioning system are both opened to humidify the cabinet.
When the temperature in the cabinet is higher than the operating temperature and the outdoor air temperature and the indoor air temperature are both lower than the operating temperature, the second switch and the fourth switch are both closed, and at the moment, the induced draft fan in the air conditioning system is opened and sucks the indoor air to cool the cabinet. When the temperature in the cabinet and the temperature of indoor air are both higher than the operating temperature, and the temperature of outdoor air is lower than the operating temperature, the first switch and the fourth switch are both closed, and at the moment, a draught fan in the air conditioning system is opened and sucks the outdoor air to cool the cabinet. When the temperature in the cabinet, the indoor air temperature and the outdoor air temperature are higher than the operating temperature, the third switch, the fourth switch and the fifth switch are all closed, the induced draft fan and the refrigeration unit of the air conditioning system are all opened at the moment, air at the top in the cabinet is sucked, and the cabinet is cooled in an internal circulation mode. When the temperature in the cabinet is lower than the operating temperature, the third switch, the fourth switch and the seventh switch are closed, the induced draft fan and the heating unit of the air conditioning system are all opened at the moment, air at the top in the cabinet is sucked, and the cabinet is heated in an internal circulation mode.
The above description is only illustrative of the technical solutions and not restrictive.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive effort.
Fig. 1 is a schematic structural view of an intelligent constant temperature and humidity cabinet for environmental protection detection provided by an embodiment of the present invention;
fig. 2 is a schematic view of an electrical connection structure of each component of an intelligent constant temperature and humidity cabinet for environmental protection detection according to an embodiment of the present invention;
description of reference numerals:
10-cabinet, 11-cabinet door; 20-an air conditioning system, 21-a shell, 22-an induced draft fan, 23-a humidifying unit, 231-a water tank, 2311 a water inlet, 2312-a gas outlet pipe, 2313-an overflow pipe, 232-an ultrasonic vibration sheet, 233-a liquid level sensor, 24-a refrigerating unit, 241-a condensed water outlet, 25-a heating unit and 26-an air inlet; 30-an air inlet system, 31-a first air inlet pipe, 32-a second air inlet pipe, 33-a third air inlet pipe, 34-a first electromagnetic valve, 35-a second electromagnetic valve, 36-a third electromagnetic valve, 37-a filter box, 371-a first air inlet branch port, 372-a second air inlet branch port, 373-a third air inlet branch port, 374-filter cotton, 375-an air outlet, 376-a box body and 38-a filter screen; 40-a temperature sensing system, 41-a temperature sensor I, 42-a temperature sensor II and 43-a temperature sensor III; 50-humidity sensing system, 51-humidity sensor; 60-a display; 70-control system, 71-data processing module, 72-switch system, 721-switch I, 722-switch II, 723-switch III, 724-switch IV, 725-switch V, 726-switch VI and 727-switch VII.
Detailed Description
In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system structures, techniques, etc. in order to provide a thorough understanding of the embodiments of the invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.
In order to explain the technical solution of the present invention, the following description is made by using specific examples. The following description is illustrative of the technical solution and is not restrictive.
Referring to fig. 1 and 2, an intelligent constant temperature and humidity cabinet for environmental protection detection includes a cabinet body 10, an air conditioning system 20, an air inlet system 30, a temperature sensing system 40, a humidity sensing system 50, a display 60, and a control system 70. The air conditioning system 20 is located at the bottom position inside the cabinet 10, and the air flow discharged from the air conditioning system flows from bottom to top, so that dust is not easy to accumulate. The inlet 24 of the air conditioning system 20 is connected to the outlet 354 of the air inlet system 30, and the air inlet system 30 can filter the sucked air to reduce the dust content in the air. The air inlet system 30 is located outside the cabinet 10 to reduce the volume of the cabinet 10 and reduce the production cost of the cabinet 10. The control system 70 is located inside the cabinet 10 and electrically connected to the air conditioning system 20, the air inlet system 30, the temperature sensing system 40, the humidity sensing system 50 and the display 60.
As an embodiment, referring to fig. 1, the air conditioning system 20 includes a housing 21, and an induced draft fan 22, a humidifying unit 23, a refrigerating unit 24, and a heating unit 25, which are sequentially installed in the housing 21 from bottom to top. An air inlet 26 is disposed at a lower side of the housing 21 and connected to the induced draft fan 22 so that the air conditioning system 20 diffuses the processed air to each corner of the cabinet 10. The condensed water outlet 241 of the refrigeration unit 24 is connected to the water inlet 2311 of the humidification unit 23, so that the condensed water can automatically flow into the humidification unit 23 under the action of gravity, thereby fully utilizing water resources and reducing resource waste.
In this embodiment, as shown in fig. 1 and 2, the humidifying unit 23 is an ultrasonic humidifier, and includes a water tank 231, and an ultrasonic diaphragm 232 and a liquid level sensor 233 installed in the water tank 231. The water tank 231 includes a water inlet 2311 and an air outlet pipe 2312 disposed at the top, wherein the water inlet 2311 may directly guide the condensed water of the refrigeration unit 24 into the water tank 231; the outlet pipe 2312 has an outlet higher than the refrigerating unit 24 to prevent the humidified gas from passing through the refrigerating unit 24 without losing moisture due to condensation of the refrigerating unit 24. An overflow pipe 2313 is further provided at the highest water level of the water tank 231 and extends to the outside to prevent the water in the water tank 231 from overflowing into the cabinet 10. The ultrasonic vibration sheet 232 is electrically connected to the control system 70 to intelligently control whether the humidifying unit 23 works or not. The liquid level sensor 233 is electrically connected to the control system 70, and when the water level in the water tank 231 is low, the control system 70 feeds back the water shortage information to the display 60 and provides an alarm message.
As an embodiment, referring to fig. 1 and 2, the air intake system 30 includes a first air intake pipe 31, a second air intake pipe 32, a third air intake pipe 33, a first solenoid valve 34, a second solenoid valve 35, a third solenoid valve 36, and a filter box 37. The filter box 37 comprises a box body 376, a first air inlet branch port 371, a second air inlet branch port 372 and a third air inlet branch port 373 which are arranged on one side outside the box body 376, an air outlet 375 arranged on the other side outside the box body 376, and filter cotton 374 arranged inside the box body 376. One end of the first air inlet pipe 31 is provided with a filter screen 38 and is communicated with the outdoor environment, so that the rat and insect prevention effect is achieved; the other end is connected with an air inlet branch port 371 of the filter box 37. The first electromagnetic valve 34 is installed in the middle of the first air inlet pipe 31, and the first electromagnetic valve 34 is a normally closed electromagnetic valve and is electrically connected with the control system 70 for controlling whether outdoor air is inhaled or not. One end of the second air inlet pipe 32 is provided with a filter screen 38 and is communicated with the indoor environment, so that the rat and insect prevention effect is achieved; the other end is connected with the second air inlet branch port 372 of the filter box 37. The second electromagnetic valve 35 is installed in the middle of the second air inlet pipe 32, and the second electromagnetic valve 35 is a normally closed electromagnetic valve and is electrically connected to the control system 70 for controlling whether to suck indoor air. A filter screen 38 is arranged at one end of the third air inlet pipe 33 and is communicated with the inner environment at the top of the cabinet 10, so that the effect of preventing foreign matters is achieved; the other end is connected with an air inlet branch port III 373 of the filter box 37. The third electromagnetic valve 36 is installed in the middle of the third air inlet pipe 33, and the third electromagnetic valve 36 is a normally closed electromagnetic valve and is electrically connected to the control system 70 for controlling whether to realize the internal circulation of the air in the cabinet 10. The filter cotton 374 is arranged in the middle of the box body 376 and isolates the first air inlet branch 371, the second air inlet branch 372 and the third air inlet branch 373 on one side of the box body 376 from the air outlet 375 on the other side of the box body 376, so that the effect of filtering the sucked air is achieved, and the dust content in the air is reduced.
As an embodiment, as shown in fig. 1 and 2, the temperature sensing system 40 includes a first temperature sensor 41, a second temperature sensor 42 (not shown in fig. 1), and a third temperature sensor 43 (not shown in fig. 1), the first temperature sensor 41 being disposed outdoors for measuring the outdoor air temperature; the second temperature sensor 42 is arranged indoors and used for measuring the indoor air temperature; a third sensor 43 is disposed at the top within the cabinet 10 for measuring the temperature within the cabinet 10.
As an example, as shown in fig. 1 and 2, the humidity sensing system 50 is a humidity sensor 51 disposed at the top inside the cabinet 10 for measuring the humidity inside the cabinet 10.
As an example, as shown in fig. 1, the display 60 is located on the cabinet door 11 to facilitate the operator to view the operating parameters of the cabinet 10. The display 60 can set the operating temperature and humidity of the cabinet 10, and display the temperature and humidity of the outdoor air, the indoor air and the air in the cabinet 10 measured by the temperature sensing system 40 and the humidity sensing system 50 in real time, and can display the liquid level information of the humidifying unit 23.
In this embodiment, as shown in fig. 1 and 2, the control system 70 includes a data processing module 71 and a switch system 72 electrically connected thereto. The data processing module 71 can analyze and process the data measured by the temperature sensing system 40 and the humidity sensing system 50 and the operating temperature and humidity set by the display 60, and feed back various temperature and humidity information to the display 60, and instruct the switch system 72 to respond. The data processing module 71 can also analyze the data measured by the liquid level sensor 233 of the humidification unit 23 and feed back the liquid level information to the display 60; when the liquid level is below the minimum level of the tank 231, a warning message is provided by the display 60.
In this embodiment, as shown in fig. 1 and 2, the switch system 72 includes a switch one 721, a switch two 722, a switch three 723, a switch four 724, a switch five 725, a switch six 726, and a switch seven 727. The first switch 721 is electrically connected with the first solenoid valve 34, and when the first switch 721 is closed, the first solenoid valve 34 is opened. The second switch 722 is electrically connected to the second solenoid valve 35, and when the second switch 722 is closed, the second solenoid valve 35 is opened. The third switch 723 is electrically connected with the third solenoid valve 36, and when the third switch 723 is closed, the third solenoid valve 36 is opened. The fourth switch 724 is electrically connected with an induced draft fan 22 of the air conditioning system 20, and when the fourth switch 724 is closed, the induced draft fan 22 starts to operate; when the switch IV 724 is switched off, the induced draft fan 22 stops working. The switch five 725 is electrically connected with the humidifying unit 23 of the air conditioning system 20, and when the switch five 725 is closed, the humidifying unit 23 starts to operate; when the switch five 725 is turned off, the humidification unit 23 stops operating. The switch six 726 is electrically connected with the refrigeration unit 24 of the air conditioning system 20, and when the switch six 726 is closed, the refrigeration unit 24 starts to operate; when the switch six 726 is off, the refrigeration unit 24 stops operating. The switch seven 727 is electrically connected with the heating unit 25 of the air conditioning system 20, and when the switch seven 727 is closed, the heating unit 25 starts to operate; when the switch seven 727 is turned off, the heating unit 25 stops operating.
Temperature switch system 62 includes temperature switch one 621, temperature switch two 622, and temperature switch three 623, temperature switch four 624, and temperature switch five 625. The first temperature switch 621 is electrically connected with the first electromagnetic valve 33, and when the first temperature switch 621 is closed, the first electromagnetic valve 33 is opened; when the first temperature switch 621 is turned off, the first solenoid valve 33 is closed. The second temperature switch 622 is electrically connected with the second electromagnetic valve 34, and when the second temperature switch 622 is closed, the second electromagnetic valve 34 is opened; when the second temperature switch 622 is opened, the second electromagnetic valve 34 is closed. The third temperature switch 623 is electrically connected with an induced draft fan 23 of the air conditioning system 20, and when the third temperature switch 623 is closed, the induced draft fan 23 starts to operate; when the temperature switch III 623 is switched off, the induced draft fan 23 stops working. The fourth temperature switch 624 is electrically connected with the refrigeration unit 21 of the air conditioning system 20, and when the fourth temperature switch 624 is closed, the refrigeration unit 21 starts to operate; when the temperature switch four 624 is turned off, the operation of the refrigeration unit 21 is stopped. The temperature switch five 625 is electrically connected with the heating unit 22 of the air conditioning system 20, and when the temperature switch five 625 is closed, the heating unit 22 starts to operate; when the temperature switch five 625 is turned off, the heating unit 22 stops operating.
When the humidity in the cabinet 10 is higher than the operating humidity, the switch three 723, the switch four 724 and the switch six 726 are all closed, and at this time, the induced draft fan 22 and the refrigeration unit 24 of the air conditioning system 20 are all opened, so that the air in the cabinet 10 continuously flows in an internal circulation manner, and the air is dried by the condensation effect of the refrigeration unit 24 on moisture in the air. When the humidity in the cabinet 10 is lower than the operating humidity, the fourth switch 724 and the fifth switch are both closed, and at this time, the induced draft fan 22 and the humidifying unit 23 in the air conditioning system 20 are both opened to humidify the cabinet 10.
When the temperature in the cabinet 10 is higher than the operating temperature, and both the outdoor air temperature and the indoor air temperature are lower than the operating temperature, the second switch 722 and the fourth switch 724 are both closed, and at this time, the induced draft fan 22 in the air conditioning system 20 is opened, and the indoor air is sucked to cool the cabinet 10. When the temperature in the cabinet 10 and the temperature of the indoor air are both higher than the operating temperature, and the temperature of the outdoor air is lower than the operating temperature, the first switch 721 and the fourth switch 724 are both closed, and at this time, the induced draft fan 22 in the air conditioning system 20 is turned on, and sucks the outdoor air to cool the cabinet 10. When the temperature in the cabinet 10, the indoor air temperature and the outdoor air temperature are higher than the operating temperature, the third switch 723, the fourth switch 724 and the fifth switch 725 are all closed, and at this time, the induced draft fan 22 and the refrigeration unit 24 of the air conditioning system are all opened, and air at the top in the cabinet 10 is sucked in, so that the cabinet 10 is cooled in an internal circulation manner. When the temperature in the cabinet 10 is lower than the operating temperature, the switch three 723, the switch four 724 and the switch seven 727 are closed, at this time, the induced draft fan 22 and the heating unit 25 of the air conditioning system are all opened, and air at the top in the cabinet 10 is sucked, and the temperature of the cabinet 10 is raised in an internal circulation mode.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and are not limited thereto. Those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention.
Claims (9)
1. The utility model provides an intelligence constant temperature and humidity rack for environmental protection detects, includes the cabinet body, air conditioning system, air inlet system, temperature sensing system, humidity sensing system, display and control system, its characterized in that: the air conditioning system is located the bottom position of the internal portion of cabinet, and its air intake links to each other with the air outlet of air inlet system, the air inlet system is located the rack outside, control system is located the rack inside to with air conditioning system, air inlet system, temperature sensing system, humidity sensing system and display electric connection.
2. The intelligent constant temperature and humidity cabinet for environmental protection detection according to claim 1, wherein: the air conditioning system comprises a shell, and an induced draft fan, a humidifying unit, a refrigerating unit and a heating unit which are sequentially arranged in the shell from bottom to top, wherein an air inlet is arranged at the lower part of the side surface of the shell and is connected with the induced draft fan; and a condensed water outlet of the refrigerating unit is connected with a water inlet of the humidifying unit.
3. The intelligent constant temperature and humidity cabinet for environmental protection detection according to claim 2, wherein: the humidifying unit is an ultrasonic humidifier and comprises a water tank, an ultrasonic vibration sheet and a liquid level sensor, wherein the ultrasonic vibration sheet and the liquid level sensor are arranged in the water tank; the ultrasonic vibration sheet and the liquid level sensor are electrically connected with the control system.
4. The intelligent constant temperature and humidity cabinet for environmental protection detection according to claim 1, wherein: the air inlet system comprises an air inlet pipe I, an air inlet pipe II, an air inlet pipe III, an electromagnetic valve I, an electromagnetic valve II, an electromagnetic valve III and a filter box, wherein the filter box comprises a box body, an air inlet branch port I, an air inlet branch port II and an air inlet branch port III which are arranged on one side outside the box body, an air outlet arranged on the other side outside the box body and filter cotton arranged inside the box body; a filter screen is installed at one end of the air inlet pipe and communicated with the outdoor environment, the other end of the air inlet pipe is connected with a first air inlet branch port of the filter box, a first electromagnetic valve is installed in the middle of the air inlet pipe, and the first electromagnetic valve is a normally closed electromagnetic valve and is electrically connected with a control system; a filter screen is arranged at one end of the air inlet pipe II and communicated with the indoor environment, the other end of the air inlet pipe II is connected with an air inlet branch port II of the filter box, and a second electromagnetic valve is arranged at the middle part of the air inlet pipe II and is a normally closed electromagnetic valve which is electrically connected with the control system; a filter screen is arranged at one end of the air inlet pipe III and is communicated with the inner environment at the top of the cabinet, the other end of the air inlet pipe III is connected with an air inlet branch port III of the filter box, and a solenoid valve III is arranged at the middle part of the air inlet pipe III, is a normally closed solenoid valve and is electrically connected with a control system; the filter cotton is arranged in the middle of the box body, and separates an air inlet branch port I, an air inlet branch port II and an air inlet branch port III on one side of the box body from an air outlet on the other side of the box body.
5. The intelligent constant temperature and humidity cabinet for environmental protection detection according to claim 1, wherein: the temperature sensing system comprises a first temperature sensor, a second temperature sensor and a third temperature sensor, wherein the first temperature sensor is arranged outdoors, the second temperature sensor is arranged indoors, and the third temperature sensor is arranged at the top of the cabinet body.
6. The intelligent constant temperature and humidity cabinet for environmental protection detection according to claim 1, wherein: the humidity sensing system is a humidity sensor arranged at the top in the cabinet body.
7. The intelligent constant temperature and humidity cabinet for environmental protection detection according to claim 1, wherein: the display is located on the cabinet door, can set for the operating temperature and the humidity of rack to the temperature and the humidity of outdoor air, indoor air and the interior air of rack that temperature sensing system and humidity sensing system measured can show in real time, can show humidification unit's liquid level information simultaneously.
8. The intelligent constant temperature and humidity cabinet for environmental protection detection according to any one of claims 1-7, wherein: the control system comprises a data processing module and a switch system electrically connected with the data processing module, wherein the data processing module can analyze and process data measured by the temperature sensing system and the humidity sensing system and the operating temperature and humidity set by the display, feed back various temperature and humidity information to the display and instruct the switch system to respond; the data processing module can also analyze data measured by a liquid level sensor of the humidifying unit and feed back liquid level information to the display.
9. The intelligent constant temperature and humidity cabinet for environmental protection detection according to claim 8, wherein: the switch system comprises a first switch, a second switch, a third switch, a fourth switch, a fifth switch, a sixth switch and a seventh switch, wherein the first switch is electrically connected with the first electromagnetic valve, the second switch is electrically connected with the second electromagnetic valve, the third switch is electrically connected with the third electromagnetic valve, the fourth switch is electrically connected with an induced draft fan of the air conditioning system, the fifth switch is electrically connected with a refrigeration unit of the air conditioning system, the sixth switch is electrically connected with a heating unit of the air conditioning system, and the seventh switch is electrically connected with a humidification unit of the air conditioning system.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021754963.8U CN213089994U (en) | 2020-08-21 | 2020-08-21 | A intelligent constant temperature and humidity rack for environmental protection detects |
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| CN202021754963.8U CN213089994U (en) | 2020-08-21 | 2020-08-21 | A intelligent constant temperature and humidity rack for environmental protection detects |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115628480A (en) * | 2022-09-30 | 2023-01-20 | 珠海格力电器股份有限公司 | Integrated pipeline device, integrated cabinet and auxiliary heat dissipation method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115628480A (en) * | 2022-09-30 | 2023-01-20 | 珠海格力电器股份有限公司 | Integrated pipeline device, integrated cabinet and auxiliary heat dissipation method |
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