CN217118018U - Cabinet is stored to intelligence constant humidity - Google Patents

Abstract

The utility model discloses a cabinet is stored to intelligence constant humidity, including the cabinet body, dehumidification subassembly, humidification subassembly, intelligent control subassembly and be used for detecting the humiture probe of the internal portion temperature humidity of cabinet. This application dehumidification subassembly adopts physics dehumidification granule to adsorb, and what the humidification subassembly adopted is the physics humidification, and what blow out is steam, and steam is gaseous, does not have the influence to the historical relic, regulates and control in the middle of the intelligent control subassembly, can keep the invariant of humidity, protects the safety of historical relic in the at utmost. The cabinet body has no redundant pipelines, the sealing performance is good, the operation is simple, and the dehumidification effect is good; the device can be used for multiple times, avoids the influence on cultural relics caused by disassembly and replacement, is simple to mount and convenient to move, has low noise in use, very meets the requirement of a storage cabinet, is beneficial to the protection of the collection, and occupies small area; the universal caster is adopted, so that the influence on cultural relics caused by disassembly and replacement is avoided, the movement is convenient, and the collection is convenient to take out, maintain and research.

Description

Cabinet is stored to intelligence constant humidity

Technical Field

The utility model relates to a constant humidity technical field specifically is a cabinet is stored to intelligence constant humidity.

Background

Cultural relics in a museum are sensitive to humidity, a constant-humidity purification device specially used for a museum storage cabinet rarely appears in the market, the humidity adjusting effect of a passive humidity adjusting material of the existing device is limited, the current device needs to be replaced regularly, when the museum storage cabinet is opened, a plurality of departments of personnel need to be present and the opening process is complex, the change of the humidity adjusting material is not convenient, most of active debugging devices in the market cannot be remotely interacted, and the adjusting effect is not obvious. And the device is great, does not conform to the requirement of show cupboard, can not reach the dehumidification target value of setting for, and dehumidification effect is not up to standard, for example: the target value is 35%, but the regulation and control value can only reach about 45%, the heating is large, and the monitored temperature is 4 ℃ higher than the environment of the exhibition hall; this application has found the intelligent control device to museum's storage cabinet through constantly experimental groping.

And precious materials in a museum storeroom or a library archive often need to be moved, an important reading room is complex in opening process, inconvenient to move and not convenient for frequent replacement of humidifying materials, and in a museum exhibition stand, if a cultural relic collection counter needs to be moved, the collection generally needs to be taken out, so that the museum exhibition stand is troublesome and is easy to damage. And the literature type collection has high requirement on preservation humidity, and can generate irreversible damage to the collection if the preservation humidity is slightly changed.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem existing in the prior art, the utility model provides a cabinet is stored to intelligence constant humidity. The to-be-solved technical problem of the utility model is realized through following technical scheme:

an intelligent constant-humidity storage cabinet comprises a cabinet body, a dehumidification assembly, a humidification assembly and a temperature and humidity probe for detecting the temperature and humidity in the cabinet body; the cabinet body comprises a switch door, universal casters, an adjusting foot cup, an adjustable laminate, an indicator light, a power socket, a power switch and a water filling port connected with a water pump; the dehumidification component comprises a dehumidification control circuit board, a rear shell, a lower rotating door, a heat radiation fan, a memory spring, a mechanical spring, an upper rotating door, a molecular sieve component, a front shell, a first heating sheet, a second heating sheet, an air inlet and an air outlet; the molecular sieve component comprises a dehumidifying particle placing groove, dehumidifying particles placed in the dehumidifying particle placing groove and a first heating sheet clamped between the dehumidifying particle placing groove; the air inlet and the air outlet are communicated with the interior of the storage cabinet and are connected with the interior of the storage cabinet and the dehumidifying component; the memory spring is arranged between the upper rotating door and the lower rotating door; the mechanical spring is arranged between the upper rotating door and the lower rotating door; the first heating sheet is positioned in the middle of the dehumidifying particle placing groove; the second heating plate is positioned at the lower part of the door closing spring; the heat radiation fan is positioned at the lower side of the molecular sieve component, and the dehumidification control circuit board is electrically connected with the heat radiation fan, the first heating sheet and the second heating sheet; the humidifying circulation module comprises a humidifying water tank, a water level floating ball, a humidifying air guide cover, an air outlet fixing seat, a protective cover, an air outlet, a humidifying cotton stick component, a humidifying control circuit board, a humidifying fan and a water drain valve, the water pump is electrically connected with the intelligent constant-humidity purification device, and a water inlet of the humidifying water tank is connected with an external water adding equipment pipeline; the water level floating ball is arranged in the water tank, and one of the three water level floating balls is arranged at the bottom of the water tank and provides a water shortage alarm indication; the other two water level floating balls are arranged at the top of the water tank and provide a full water alarm indication; the humidifying cotton stick component is inserted into the water tank, and the humidifying fan is arranged on one side of the humidifying cotton stick component; the air outlet is inserted into the air outlet fixing seat, the protective cover is fixed on the air outlet fixing seat, the water drain valve is used for discharging redundant water in the humidification water tank, the humidification air guide cover is used for guiding air with water vapor into the cabinet body, and the protective cover is used for preventing the humidification control circuit board from being protected; the adjusting foot cup is used for adjusting the height of the storage cabinet and fixedly supporting the storage cabinet.

Furthermore, transparent toughened glass is arranged on the switch door.

Further, the cotton stick subassembly of humidification is the cotton stick of humidification, the cotton stick of humidification has a plurality ofly, and the material is the non-woven fabrics.

The intelligent control assembly comprises an intelligent control system CPU, a control circuit board, an indicator light, a display control assembly and control keys; the control circuit board provides electric energy for each part; the intelligent control system CPU is used for controlling the work of each component and is electrically connected with the display control component; the humiture probe is even with the display control subassembly electricity, the control button with intelligence control system CPU electricity is even for manual setting parameter and control intelligence constant humidity purifier's work, the display control subassembly is used for humidity and each subassembly operating time in the display cabinet, operating condition and demonstration parameter that sets up.

Furthermore, the indicator lamps comprise a water shortage alarm indicator lamp, a water adding work indicator lamp, a dehumidifying work indicator lamp and a humidifying work indicator lamp; the indicator light is electrically connected with the control circuit board.

Furthermore, the CPU of the intelligent control system adopts an STM32 chip, and can be networked through an LoRa ad hoc network for remote control.

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. this application dehumidification circulation module adopts physics dehumidification granule to adsorb, and what humidification circulation module adopted is the physics humidification, and what blow out is steam, and steam is gaseous state, does not have the influence to the historical relic.

2. The middle regulation and control of this application intelligent control module group, the collection control, adjust in the same place, control steam is invariable, can protect the safety of historical relic in the at utmost.

3. The device of the application adopts the adjustable plywood, can adjust the plywood according to the collection size, places collection simple and convenient, and has the stereovision more, and it is simpler to classify and arrange, easily cleans.

4. The device utilizes the mechanical method of memory spring, mechanical spring to create the environment that stores the cabinet and external isolated, and the device is simple effective, and the energy consumption is less, and is light and handy easy transport.

5. The application has the advantages of simple operation, more functions and good dehumidification and humidification effects; can repetitious usage, avoid dismantling the influence that the change produced the historical relic, and the device installation is simple, and the noise is less in the use, accords with the demand of storing the cabinet very much.

6. The cabinet body of the application has no redundant pipelines, the sealing performance is good, the protection of the collection is facilitated, and the occupied area is small; the universal caster is adopted, so that the influence on cultural relics caused by disassembly and replacement is avoided, the movement is convenient, and the collection is convenient to take out, maintain and research.

Description of the drawings:

FIG. 1 is a schematic perspective front view of an intelligent constant humidity storage cabinet according to the present application;

FIG. 2 is a schematic perspective back view of an intelligent constant humidity storage cabinet according to the present application;

FIG. 3 is a schematic perspective view of an intelligent constant humidity storage cabinet according to the present application when a door is opened;

4-6 are schematic perspective views of a humidifying assembly of an intelligent constant-humidity storage cabinet according to the present application;

7-8 are schematic perspective views of a dehumidification assembly in an intelligent constant humidity storage cabinet of the present application.

The constant humidity cabinet comprises a cabinet body 100, a display control assembly 200, a switch door 300, universal casters 400, an adjusting foot cup 500, a water filling port 600, an adjustable laminate 700, a humidifying assembly 800 and a dehumidifying assembly 900; the humidifying component mainly comprises a humidifying water tank 810, a humidifying air guide cover 820, an air outlet fixing seat 830, a protective cover 840, an air outlet 850, a humidifying cotton stick component 860, a humidifying control plate 870, a humidifying fan 880, a water discharge valve 890, a first heating plate 900, a dehumidifying control circuit board 910, a rear shell 920, a lower rotating door 930, a heat radiation fan 940, a memory spring 950, a mechanical spring 960, an upper rotating door 970, a molecular sieve component 980 and a front shell 990.

Detailed Description

In order to further illustrate the technical means and effects of the present invention adopted to achieve the objectives of the present invention, the following description is made in conjunction with the accompanying drawings and the detailed description of the embodiments, so as to explain the present invention in detail the intelligent constant humidity storage cabinet, as shown in fig. 1-8.

The foregoing and other technical matters, features and effects of the present invention will be apparent from the following detailed description of the embodiments, which is to be read in connection with the accompanying drawings. The technical means and effects of the present invention to achieve the predetermined objects can be more deeply and specifically understood through the description of the specific embodiments, however, the attached drawings are only for reference and description and are not intended to limit the technical solution of the present invention.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that an article or device that comprises a list of elements does not include only those elements but may include other elements not expressly listed. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of additional like elements in the article or device comprising the element.

The first embodiment is as follows:

the application relates to an intelligent constant-humidity storage cabinet, wherein a cabinet body 100 is shown in figure 1.2.3 and comprises a switch door 300, universal casters 400, an adjusting foot cup 500, an adjustable laminate 700, a power socket, a power switch and a water filling port 600 connected with a water pump; the temperature and humidity sensor is used for detecting the temperature and humidity of the storage cabinet. When the socket is used, the power socket is connected with an external power supply, and the power switch is turned on. The display screen on the display control assembly 200 starts to start, the adjusted humidity index is input, and the constant-humidity storage cabinet automatically works. The cabinet body is internally provided with an adjustable laminate, the height can be determined according to the size of the collection and artificial classification planning, the door is closed, and the constant-humidity storage cabinet is ensured to enter a sealed internal circulation state. When water needs to be added, the water adding port 600 connected with the water pump is connected with the water pump, and water can be added by opening the water pump.

When the device needs to be moved, the device can be pushed by the universal caster 400, and the device is simple and convenient. The opening and closing of the door 300 facilitates the removal of the collection or the book. The cabinet body has no redundant pipelines, the sealing performance is good, the protection of the collection is facilitated, and the occupied area is small; the universal caster is adopted, so that the influence on cultural relics caused by disassembly and replacement is avoided, the movement is convenient, and the collection is convenient to take out, maintain and research.

Example two

An embodiment is a humidification system of this application intelligent constant humidity purifier for museum storage cabinet, as shown in fig. 4.5.6, including humidification water tank 810, humidification wind scooper 820, air outlet fixing base 830, protection casing 840, air outlet 850, humidification cotton stick subassembly 860, control panel 870, humidification fan 880, drain valve 890 to and the water pump of arranging in outside water equipment, intelligent constant humidity purifier has a current interface 010 in the outside, provides the electric energy for the water pump. The water pump is arranged in external water adding equipment, the water adding equipment of the embodiment is a water barrel, and the water adding port 600 is connected with a pipeline of the water barrel; three water level floating balls are arranged in the water tank, and one water level floating ball is arranged at the bottom of the humidifying water tank 810 to provide a water shortage alarm indication; the other two water level floating balls are arranged at the top of the humidifying water tank 810 to provide a full water alarm indication; two water level floater of this application belong to different manufacturers respectively and provide, avoid appearing the problem simultaneously. One side of the humidifying cotton stick component 860 is inserted into the humidifying water tank 810, one side of the humidifying cotton stick component 860 is exposed, a plurality of cotton sticks are made of non-woven fabrics, and the humidifying fan 880 is positioned at the exposed side of the humidifying cotton stick component 860 and used for blowing water vapor in the humidifying cotton stick component 860 into the storage cabinet; the air outlet 850 is inserted into the air outlet fixing seat 830 and used for fixing the protection cover 840, the water drain valve 890 is used for discharging excess water in the humidification water tank, the humidification air guide cover 820 guides air with water vapor into the cabinet body 100, and the protection cover 840 can prevent the humidification control plate 870 from being protected.

When the humidity in the storage cabinet is detected to be lower than the target humidity, the humidification control circuit board starts a humidification program, the humidification fan 880 on the humidification water tank 810 starts to work, the moisture adsorbed by the humidification cotton stick assembly 860 is blown into the storage cabinet, and the humidity value of the storage cabinet is increased. When the water level floating ball detects water shortage under the humidification water tank 810, an alarm is started, meanwhile, the water shortage indicating lamp is turned on, the remote system obtains an alarm signal, and the worker comes to add water. The current and water supply interfaces connecting the water pump and the device turn on the water pump, adding water into the humidification water tank 810. When the water level floating ball on the humidifying water tank 810 detects that the water tank is full of water, a prompt signal is sent, the water adding can be stopped at the moment, and if the worker feels that the water in the water tank is too much, the water drain valve 890 can be opened to discharge the excessive water.

Most are ultrasonic wave humidification principle on the existing market, hit out be the water smoke, have the harm to some historical relics, and what our device adopted is the physics humidification, blow out be steam, steam is gaseous state, does not have the influence to the historical relics. The device is internally provided with a humidifying water tank 810, a humidifying cotton stick 830 is arranged on the humidifying water tank 810, water is adsorbed on the humidifying cotton stick assembly 860, and then moisture is blown into the museum storage cabinet through a humidifying fan 880 and an air duct, so that the humidity value in the museum storage cabinet is improved.

Example three:

the embodiment is a dehumidification system of an intelligent constant-humidity storage cabinet, as shown in fig. 7.8, which is a dehumidification component for a museum storage cabinet, and includes a dehumidification control circuit board 910, a rear shell 920, a lower revolving door 930, a heat dissipation fan 940, a memory spring 950, a mechanical spring 960, an upper revolving door 970, a molecular sieve assembly 980, a front shell 990, and a second heating plate; wherein the molecular sieve assembly 980 includes a desiccant particle placement tank, desiccant particles placed therein, and a first heat patch 900 sandwiched therebetween; the air inlet and the air outlet are connected with the inside of the storage cabinet and are used for sucking wet air in the storage cabinet into the device and discharging the treated dry air back into the storage cabinet; the memory spring 950 and the mechanical spring 960 are arranged between the upper rotating door 970 and the lower rotating door 930; the first heating plate 900 is positioned in the middle of the dehumidifying particle placing groove; the second heating plate is located under the memory spring 960; the heat radiation fan 940 is positioned at the lower side of the dehumidifying particle placing groove, the first heating sheet 900 heats and discharges water vapor in the dehumidifying particles, and the heat radiation fan 940 blows out the water vapor to accelerate the water discharging process; the dehumidification control circuit board 910 is electrically connected to the cooling fan 940, the first heating sheet 900, and the second heating sheet. The dehumidifying particles are molecular sieves or metal aluminum oxide and are placed in the dehumidifying particle placing groove; the number of the memory springs 950 and the number of the mechanical springs 960 are two, the memory springs 950 are made of nickel-titanium alloy, the mechanical springs 960 are made of stainless steel, the upper rotating door 970 and the lower rotating door 930 are symmetrically provided with 4 spring hooks, the four springs are arranged on the four spring hooks of the 2 rotating doors, two nickel-titanium alloy springs are arranged at one end close to an external outlet, and two stainless steel springs are arranged at the other end close to the inside; the first heating plate 900 is positioned in the middle of the dehumidifying particle placing groove and is a mica heating plate, and the heating temperature can reach 300 ℃; the second heating plate is positioned at the lower part of the door closing spring and is a constant temperature heating plate, and the temperature is constant to 80 ℃ after heating; when the temperature of the nitinol alloy is 50 ℃, the nitinol alloy will elastically contract, and the dehumidification control circuit board 910 is electrically connected to the cooling fan 940, the first heating sheet 900, and the second heating sheet.

The specific working steps are as follows, firstly, the device is divided into a storage cabinet dehumidification stage and a self dehumidification stage, the storage cabinet dehumidification stage comprises the steps that a temperature and humidity probe firstly detects that the humidity in the storage cabinet is higher, at the moment, the storage cabinet dehumidification stage is started, a heat radiation fan 940 starts to work, under the effect of the heat radiation fan 940, humid air in the storage cabinet enters the dehumidification device through an air inlet, the heat radiation fan 940 blows the humid air onto dehumidification particles, water vapor in the humid air is adsorbed after the dehumidification particles, and then the air is returned to the inside of the storage cabinet through the air inlet. At this time, the first heating plate 900 and the second heating plate do not work, the elasticity of the mechanical spring 960 is greater than that of the memory spring 950, the upper rotating door 970, the mechanical spring hook side of the lower rotating door 930 contracts, the memory spring hook side opens, the upper rotating door 970 and the lower rotating door 930 abut against the inner side of the hollow part of the rear case 920, the device is isolated from the outside air, a closed space is formed with the inside of the cabinet, and the period lasts for about 60 min. And when the humidity in the storage cabinet is detected to be not changed any more, starting a self-dehumidifying stage. At this stage, the heat dissipation fan 940 stops working, the first heating plate 900 and the second heating plate start working, the first heating plate 900 is heated to about 300 ℃ to evaporate the water vapor in the dehumidification particles, the second heating plate is heated to 80 ℃, because the memory spring 950 is made of nickel-titanium alloy material, the material can elastically contract when the temperature reaches 50 ℃, at this time, the elasticity of the mechanical spring 960 is smaller than that of the memory spring 950, the upper rotating door 970, the lower rotating door 930 extends at one side of the mechanical spring hook, the memory spring hook contracts at one side, the upper rotating door 970 and the lower rotating door 930 abut against the inner side of the hollow part of the rear shell 920, and the device is isolated from the air inside the storage cabinet and forms communication with the outside air. The upper rotary door 970 and the lower rotary door 930 isolate the dehumidification device outside the cabinet, and at this time, the moisture of the dehumidified particles is discharged to the outside of the device along with the hot air, and the period lasts for about 30 min.

Compared with the compressor dehumidification on the market and needing drainage pipe, semiconductor dehumidification consumption big, the utility model discloses an utilize dehumidification granule (molecular sieve) to carry out physical adsorption, when the adsorbed moisture of molecular sieve reaches the upper limit, can arrange the outside air with the moisture through the mode of heating, later the molecular sieve can then carry out the absorption of moisture, so relapse can reduce the humidity in the museum storage cabinet. The main technical points of the design are the setting of dehumidification and heating programs and the physical control of opening and closing the cabin door of the dehumidification module.

The application can protect the safety of the cultural relics to the maximum extent, and the regulation and control range is expanded by an intelligent control method and can reach 15-85 percent; the regulation and control precision is improved to be within the error range of 2 percent; the operation is simple, and the dehumidification effect is good; through detecting, the dehumidification granule of this application can use more than a year, has avoided dismantling the influence of changing to the historical relic production, and the device installation is simple, and the noise is less in the use, and the heat production is less, practices thrift the electric energy, accords with the demand of storing the cabinet very much.

Example four

The embodiment of the invention relates to an intelligent control system of an intelligent constant-humidity purification device for a museum storage cabinet, which comprises an intelligent control system CPU, a control circuit board, an indicator light, a key and a display control assembly 200; the control circuit board is connected with electricity to provide electric energy for each device; the intelligent control system CPU controls the work of each component and is electrically connected with the display control component 200; the temperature and humidity probe is electrically connected with the display control assembly 200, the key is electrically connected with the intelligent control system CPU, and the display control assembly 200 is used for manually setting parameters and controlling the work of the intelligent constant humidity purification device, displaying the humidity in the cabinet and the working time of each assembly, the working state and displaying the set parameters. The display control unit 200 can display the humidity value in the storage cabinet and set the parameters for display.

The intelligent control system is also connected with indicator lamps, and the indicator lamps comprise a water shortage alarm indicator lamp, a water adding work indicator lamp, a dehumidifying work indicator lamp and a humidifying work indicator lamp; the indicating lamps are electrically connected with the control circuit board, and whether the corresponding indicating lamps are lighted or not represents whether each device works or not.

When humiture probe shows that humidity is on the high side, the host computer passes through control circuit board and starts the dehumidification subassembly, and dehumidification work pilot lamp lights simultaneously, and other devices start dehumidification system, collaborative work simultaneously according to the operating condition of host computer. Each dehumidification system has about 3 hours of internal circulation and 30 minutes of external circulation, namely, the internal circulation is that the dehumidification particles are used for adsorbing water vapor in the air; the external circulation is to discharge the water vapor by using a heating and heat dissipating fan 940. If the temperature and humidity probe shows that the humidity does not reach the set value, the change value is not large, or the internal circulation time is about 3 hours, the adsorbate of the dehumidifying particles can be judged to reach the saturated state, and the external circulation needs to be started at the moment. When the humiture probe shows that humidity is low, start humidification system through control circuit board, humidification fan 880 above the water tank begins work, blows in the wind channel with the steam that humidification cotton stick subassembly 860 adsorbed in, and then enters into to store in the cabinet, promotes the humidity value of storing the cabinet. The other devices are consistent with the working state of the host, when the water level floating ball under the water tank detects water shortage, the alarm is started, meanwhile, the water shortage indicator lamp is turned on, the alarm signal informs workers of the water shortage, when water needs to be added, the water pump is turned on through the switch to add water to the water tank, and the water pump working indicator lamp is turned on. When the water level float ball on the water tank detects that the humidifying water tank 810 is full of water, a prompt signal is sent, the water pump is turned off at the moment, the water pump work indicator lamp is turned off, the water adding is stopped, if an inspector feels that the water in the water tank is too much, the water drain valve 890 can be opened, and redundant water is discharged. The display control module 200 has a display screen for displaying the cycle status, time and humidity detection.

Regulation and control in the middle of this application intelligent control module group, collect the control, adjust in one, control steam is invariable, can protect the safety of historical relic in the at utmost, and the network deployment is linked by oneself between the multiple devices, regulates and control the humidity in the museum storage cabinet jointly.

The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.

Claims (6)

1. An intelligent constant-humidity storage cabinet is characterized by comprising a cabinet body, a dehumidification assembly, a humidification circulation module and a temperature and humidity probe for detecting the temperature and humidity in the cabinet body; the cabinet body comprises a switch door, universal casters, an adjusting foot cup, an adjustable laminate, an indicator light, a power socket, a power switch and a water filling port connected with a water pump; the dehumidification component comprises a dehumidification control circuit board, a rear shell, a lower rotating door, a heat radiation fan, a memory spring, a mechanical spring, an upper rotating door, a molecular sieve component, a front shell, a first heating sheet, a second heating sheet, an air inlet and an air outlet; the molecular sieve component comprises a dehumidifying particle placing groove, dehumidifying particles placed in the dehumidifying particle placing groove and a first heating sheet clamped between the dehumidifying particle placing groove; the air inlet and the air outlet are communicated with the interior of the storage cabinet and are connected with the interior of the storage cabinet and the dehumidifying component; the memory spring is arranged between the upper rotating door and the lower rotating door; the mechanical spring is arranged between the upper rotating door and the lower rotating door; the first heating sheet is positioned in the middle of the dehumidifying particle placing groove; the second heating plate is positioned at the lower part of the door closing spring; the heat radiation fan is positioned at the lower side of the molecular sieve component, and the dehumidification control circuit board is electrically connected with the heat radiation fan, the first heating sheet and the second heating sheet; the humidifying circulation module comprises a humidifying water tank, a water level floating ball, a humidifying air guide cover, an air outlet fixing seat, a protective cover, an air outlet, a humidifying cotton stick component, a humidifying control circuit board, a humidifying fan and a water drain valve, the water pump is electrically connected with the intelligent constant-humidity purification device, and a water inlet of the humidifying water tank is connected with an external water adding equipment pipeline; the water level floating ball is arranged in the water tank, and one of the three water level floating balls is arranged at the bottom of the water tank and provides a water shortage alarm indication; the other two water level floating balls are arranged at the top of the water tank and provide a full water alarm indication; the humidifying cotton stick component is inserted into the water tank, and the humidifying fan is arranged on one side of the humidifying cotton stick component; the air outlet is inserted into the air outlet fixing seat, the protective cover is fixed on the air outlet fixing seat, the water drain valve is used for discharging redundant water in the humidification water tank, the humidification air guide cover is used for guiding air with water vapor into the cabinet body, and the protective cover is used for preventing the humidification control circuit board from being protected; the adjusting foot cup is used for adjusting the height of the storage cabinet and fixedly supporting the storage cabinet.

2. The intelligent constant-humidity storage cabinet as claimed in claim 1, wherein the switch door is provided with transparent tempered glass.

3. The intelligent constant-humidity storage cabinet according to claim 1, wherein the plurality of humidification cotton sticks are made of non-woven fabrics.

4. The intelligent constant-humidity storage cabinet as claimed in claim 1, further comprising an intelligent control assembly, wherein the intelligent control assembly comprises an intelligent control system CPU, a control circuit board, an indicator light, a display control assembly and control keys; the control circuit board provides electric energy for each part; the intelligent control system CPU is used for controlling the work of each component and is electrically connected with the display control component; the temperature and humidity probe is electrically connected with the display control assembly, the control key is electrically connected with the intelligent control system CPU and used for manually setting parameters and controlling the work of the intelligent constant humidity purification device, and the display control assembly is used for displaying the humidity in the cabinet, the working time of each assembly, the working state and the set parameters.

5. The intelligent constant-humidity storage cabinet according to claim 4, wherein the indicator lights comprise a water shortage alarm indicator light, a water adding work indicator light, a dehumidifying work indicator light, a humidifying work indicator light; the indicator light is electrically connected with the control circuit board.

6. The intelligent constant-humidity storage cabinet as claimed in any one of claims 1-5, wherein the CPU of the intelligent control system is STM32 chip, which can be networked via LoRa ad hoc network for remote control.

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