CN209061152U - A multi-chamber combined test room temperature humidity uniformity and stability control device - Google Patents

Abstract

The utility model discloses a multi-chamber combined test room temperature and humidity uniformity stability control device, which comprises a box body, the other side of the inner wall of the first chamber, the other side of the inner wall of the second chamber and the inner wall of the third chamber A first cabin controller, a second cabin controller and a third cabin controller are fixedly installed on the other side of the A PID regulator is fixedly installed, and a compressor is fixedly installed in the interior of the three chambers. The utility model is a multi-chamber combined test room temperature and humidity uniformity and stability control device, which can control three separate chambers by setting a main controller. It can also be combined with the control system of the three warehouses, which effectively ensures the uniform and effective control of temperature and humidity during the combined split test and the energy output control of different sizes of the box. The equipment can work alone, without mutual There is interference.

Description

A multi-chamber combined test room temperature humidity uniformity and stability control device

technical field

The utility model relates to a control device, in particular to a multi-chamber combined test room temperature and humidity uniformity stability control device, which belongs to the technical field of laboratory control.

Background technique

Since some test chambers consist of multiple compartments, they can be used alone or in combination. At the same time, in order to meet the test conditions, each test chamber is equipped with multiple refrigeration units. In order to meet the independent test of the test box without interfering with each other; in the combined test, the test value meets the test requirements, and to ensure that the test box test value, start and stop time are unified, and the uniformity of the temperature and humidity conditions in the test box meets the standard. The design of the test box is based on the above It consists of an outlet air duct and a lower return air duct. The air is driven by the fan and passes through the upper air duct, the lower air duct, the air supply area, the working area, and the return air area to complete a cycle. The air outlet adopts a multi-channel design to ensure that the wind speed in the test chamber reaches the required full coverage of the non-temperature difference air duct structure system.

Utility model content

The purpose of this utility model is to provide a multi-chamber combined test room temperature humidity uniformity stable control device, so as to solve the above-mentioned background art, in order to meet the test conditions, each test chamber is equipped with a plurality of refrigeration units. In order to meet the independent test of the test box without interfering with each other; in the combined test, the test value meets the test requirements, and to ensure that the test box test value, start and stop time are unified, and the uniformity of temperature and humidity conditions in the test box meets the standard.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a multi-chamber combined test room temperature humidity uniformity stability control device, comprising a box body, the interior of the box body is divided into a first compartment, a second The second cabin body and the third cabin body, the bottom end of the first cabin body, the bottom end of the second cabin body and the bottom end of the third cabin body are all installed with downwind ducts, one side of the inner wall of the first cabin body , One side of the inner wall of the second cabin and one side of the inner wall of the third cabin are fixedly installed with temperature and humidity sensors, the other side of the inner wall of the first cabin, the other side of the inner wall of the second cabin and the third The other side of the inner wall of the cabin is respectively fixed with a first cabin controller, a second cabin controller and a third cabin controller, the bottom in the first cabin, the bottom in the second cabin and the third cabin controller The bottom of the cabin is fixedly installed with a PID regulator, the top of the first cabin, the top of the second cabin and the top of the third cabin are all provided with chambers, and the interiors of the three chambers are all fixed A compressor is installed, and a ventilation pipe is installed on the top of the first cabin, the top of the second cabin, and the top of the third cabin, and one end of the ventilation pipe is communicated with the air outlet of the fan. The air inlet is communicated with the outlet of the dehumidifier through a pipe.

As a preferred technical solution of the present invention, a valve is installed in the middle of the ventilation pipe.

As a preferred technical solution of the present invention, a main controller is fixedly installed on one side of the box body.

As a preferred technical solution of the present invention, the first cabin controller, the second cabin controller and the third cabin controller are all electrically connected to the main controller.

As a preferred technical solution of the present invention, the PID regulator is electrically connected with the temperature and humidity sensor and the compressor, and the first cabin controller, the second cabin controller and the third cabin controller are all connected with The PID regulator is electrically connected.

As a preferred technical solution of the present invention, the models of the first cabin controller, the second cabin controller and the third cabin controller are all X-200, and the model of the main controller is STM32F4 , the model of the temperature and humidity sensor is HAD-485, the model of the PID regulator is HD-S1103, and the model of the dehumidifier is LFZ-7S.

Compared with the prior art, the beneficial effects of the present utility model are as follows: the utility model is a multi-chamber combined test room temperature and humidity uniformity control device, which can control the actions of the control systems of the three separate compartments by setting the main controller, It can also be combined with the action of the three-silo control system, which effectively ensures the uniform and effective control of temperature and humidity during the combined split test and the partition energy output control of different box sizes. Different control systems are equipped with different PID automatic adjustment. Equipped with several compressor units, the equipment can work independently, and there will be no interference with each other. If a certain test box fails, alarms, etc., it will not affect other similar work.

Description of drawings

Fig. 1 is the front structure schematic diagram of the utility model;

FIG. 2 is a schematic structural diagram of an electrical connection module of the present invention.

In the figure: 1. Box; 2. Main controller; 3. Temperature and humidity sensor; 4. Third cabin; 5. Second cabin; 6. PID regulator; 7. First cabin; 8. Downwind channel; 9, the first cabin controller; 10, the compressor; 11, the fan; 12, the ventilation pipe; 13, the valve; 14, the chamber; 15, the dehumidifier; 16, the second cabin controller; 17, The third cabin controller.

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. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

1-2, the present utility model provides a multi-chamber combined test room temperature and humidity uniformity stability control device, including a box body 1, the interior of the box body 1 is divided into a first chamber body 7, a second chamber body 7 by a partition plate The second cabin body 5 and the third cabin body 4, the bottom end of the first cabin body 7, the bottom end of the second cabin body 5 and the bottom end of the third cabin body 4 are all installed with a downwind duct 8, and the inner wall of the first cabin body 7 The temperature and humidity sensor 3 is fixedly installed on one side of the inner wall of the second cabin body 5 and one side of the inner wall of the third cabin body 4. The other side of the inner wall of the first cabin body 7 and the inner wall of the second cabin body 5 The other side and the other side of the inner wall of the third cabin 4 are respectively fixed with the first cabin controller 9, the second cabin controller 16 and the third cabin controller 17. The bottom of the first cabin 7 , the bottom in the second cabin 5 and the bottom in the third cabin 4 are fixedly installed with the PID regulator 6, the top in the first cabin 7, the top in the second cabin 5 and the third cabin 4 The top of the interior is provided with a chamber 14, the compressor 10 is fixedly installed in the interior of the three chambers 14, the top of the first cabin 7, the top of the second cabin 5 and the top of the third cabin 4 are all installed There is a ventilation pipe 12, one end of the ventilation pipe 12 is communicated with the air outlet of the fan 11, and the air inlet of the fan 11 is communicated with the outlet of the dehumidifier 15 through a pipe.

Preferably, a valve 13 is installed in the middle of the ventilation pipe 12 to control the ventilation of the fan 11 .

Preferably, a main controller 2 is fixedly installed on one side of the box body 1 , and the main controller 2 controls the first cabin controller 9 , the second cabin controller 16 and the third cabin controller 17 .

Preferably, the first cabin controller 9 , the second cabin controller 16 and the third cabin controller 17 are all electrically connected to the main controller 2 .

Preferably, the PID regulator 6 is electrically connected to the temperature and humidity sensor 3 and the compressor 10 , and the first cabin controller 9 , the second cabin controller 16 and the third cabin controller 17 are all electrically connected to the PID regulator 6 sexual connection.

Preferably, the models of the first cabin controller 9, the second cabin controller 16 and the third cabin controller 17 are all X-200, the model of the main controller 2 is STM32F4, and the model of the temperature and humidity sensor 3 is HAD-485, PID regulator 6 is model HD-S1103, dehumidifier 15 is model LFZ-7S.

In specific use, the utility model is a multi-cabin combined test room temperature and humidity uniformity control device. The first cabin body 7, the second cabin body 5 and the third cabin body 4 are respectively equipped with one set of control systems, namely the first cabin body 7, the second cabin body 5, and the third cabin body 4. A cabin controller 9 , a second cabin controller 16 and a third cabin controller 17 , and these three sets of controllers are controlled by one main controller 2 . The main controller 2 can control the system actions of the first cabin 7, the second cabin 5 and the third cabin 4 individually, or can be combined to control the actions of the three cabins, effectively ensuring the temperature and humidity during the combined split test. Uniform and effective control and partition energy output control with different box sizes, different control systems are equipped with different PID regulators 6, and three regions are equipped with several compressors 10, the equipment can work independently, and there will be no interference with each other, If there is a fault or an alarm in a test cabin, it will not affect other similar work. When the test cabin is used alone, the control module inputs/outputs signals, and the control system automatically adjusts the PID. When the two cabins are used in combination, the One of the test chamber temperature and humidity sensor 3 shall prevail, the main test chamber control module outputs the signal, and the other test chamber control module outputs the signal. The two chamber control systems automatically adjust the PID of the controller. When multiple test chambers are used in combination, the One of the test chamber temperature and humidity sensors 3 shall prevail, and each test chamber control system outputs signals at the same time, and automatically adjusts the PID of the controller.

In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", " The orientation or positional relationship indicated by "top", "inside", "front", "center", "both ends", etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention and simplifying the description , rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be construed as a limitation on the present invention.

In addition, the terms "first", "second", "third", "fourth" are only used for descriptive purposes and should not be understood as indicating or implying relative importance or implying the number of technical features indicated, Thus, features defined as "first", "second", "third", "fourth" may expressly or implicitly include at least one of such features.

In the present utility model, unless otherwise expressly specified and limited, terms such as "installation", "arrangement", "connection", "fixation", "swivel connection" should be understood in a broad sense, for example, it may be a fixed connection, It can also be detachable connection or integrated; it can be mechanical connection or electrical connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal communication of two elements or the interaction of two elements Unless otherwise clearly defined, those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention according to specific situations.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. a kind of more cabin combined types test room temperature humidity uniformity stabilization control device, including cabinet (1) and master controller (2), It is characterized in that, the inside of the cabinet (1) is divided into the first cabin (7), the second cabin (5) and third cabin (4) by partition, The bottom end of the bottom end of first cabin (7), the bottom end of the second cabin (5) and third cabin (4) is mounted on lower air duct (8), The side of the side of first cabin (7) inner wall, the side of the second cabin (5) inner wall and third cabin (4) inner wall is fixed It is equipped with Temperature Humidity Sensor (3), the other side of the first cabin (7) inner wall, the other side of the second cabin (5) inner wall and The other side of three cabins (4) inner wall is fixedly installed with the first cabin controller (9), the second cabin controller (16) and third respectively Cabin controller (17), bottom, the bottom in the second cabin (5) and the bottom in third cabin (4) in first cabin (7) Portion is fixedly installed with PID regulator (6), the top in first cabin (7), the top in the second cabin (5) and third Top in cabin (4) offers chamber (14), and the inside of three chambers (14) is fixedly installed with compressor (10), The top of first cabin (7) and the top of the second cabin (5) and the top of third cabin (4) are mounted on ventilation duct (12), one end of the ventilation duct (12) is communicated with the air outlet of blower (11), and the air inlet of the blower (11) passes through pipeline It is communicated with the outlet of dehumidifier (15).

2. a kind of more cabin combined types according to claim 1 test room temperature humidity uniformity stabilization control device, feature It is: valve (13) is installed in the middle part of the ventilation duct (12).

3. a kind of more cabin combined types according to claim 1 test room temperature humidity uniformity stabilization control device, feature Be: the side of the cabinet (1) is fixedly installed with master controller (2), the model STM32F4 of the master controller (2).

4. a kind of more cabin combined types according to claim 1 test room temperature humidity uniformity stabilization control device, feature Be: the first cabin controller (9), the second cabin controller (16) and third cabin controller (17) are and master controller (2) it is electrically connected.

5. a kind of more cabin combined types according to claim 1 test room temperature humidity uniformity stabilization control device, feature Be: the PID regulator (6) and Temperature Humidity Sensor (3) and compressor (10) are electrically connected, the first cabin controller (9), the second cabin controller (16) and third cabin controller (17) are electrically connected with PID regulator (6).

6. a kind of more cabin combined types according to claim 1 test room temperature humidity uniformity stabilization control device, feature Be: the model of the first cabin controller (9), the second cabin controller (16) and third cabin controller (17) is X- 200, the model HD-S1103, the model LFZ-7S of the dehumidifier (15) of the PID regulator (6).