CN210842016U

CN210842016U - Capillary network office desk radiation air conditioning device

Info

Publication number: CN210842016U
Application number: CN201921175040.4U
Authority: CN
Inventors: 刘泽勤; 刘丽芳
Original assignee: Tianjin University of Commerce
Current assignee: Tianjin University of Commerce
Priority date: 2019-07-25
Filing date: 2019-07-25
Publication date: 2020-06-26
Anticipated expiration: 2029-07-25

Abstract

The utility model discloses a capillary network office desk radiation air conditioning device, which comprises a radiation desk plate (2) which is horizontally distributed, wherein a cuboid cavity is arranged inside the radiation desk plate (2); a capillary tube net (3) is arranged in the cavity; the water inlet end of the capillary tube network (3) is communicated with one end of the water supply main pipe (5) through a water supply distributor (7); the return water end of the capillary tube network (3) is communicated with one end of a return water main pipe (6) through a return water distributor (8); the other end of the water supply main pipe (5) is communicated with the water supply end of a preset hot water device or a preset cold water device; the other end of the water return main pipe (6) is communicated with the water inlet end of a preset hot water supply device or a preset cold water supply device. The utility model discloses a capillary network desk radiation air conditioning equipment, it can not bring the noise for the indoor environment at the during operation, can show the comfort level that improves the indoor environment, strengthens people's work and life quality.

Description

Capillary network office desk radiation air conditioning device

Technical Field

The utility model relates to a comfortable air conditioning technical field in office area especially relates to a capillary network desk radiation air conditioning equipment.

Background

With the development of the times and the improvement of the living standard of people, the requirement of people on comfort is higher and higher. At present, the working time of people is increasing, so that the time of people working in offices is also increasing. Relevant research shows that the better indoor thermal environment quality can improve the working efficiency of office workers, and the improvement of the working efficiency of the office workers can bring more benefits for enterprises.

To the air conditioner form of traditional fan coil plus new trend combination, be located indoor fan coil, the noise that it has is great, wherein, because the produced low frequency noise of strong the blowing of wind dish can cause serious influence to office staff's work efficiency.

Meanwhile, the fan coil located indoors brings strong blowing feeling due to high-speed wind, and the quality of indoor environment where office workers are located is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a capillary network desk radiation air conditioning equipment to the technical defect that prior art exists.

Therefore, the utility model provides a capillary network office table radiation air conditioning device, which comprises a horizontally distributed radiation table plate, which is used as the table plate of the office table of the user;

the radiation table plate is internally provided with a cavity in a cuboid shape;

a capillary network is arranged in the cavity;

the water inlet end of the capillary network is communicated with one end of the water supply main pipe through the water supply distributor;

the water return end of the capillary network is communicated with one end of the water return header pipe through a water return water separator;

the other end of the water supply main pipe is communicated with the water supply end of a preset hot water device or a preset cold water device;

the other end of the water return main pipe is communicated with a water inlet end of a preset hot water supply device or a preset cold water supply device.

Wherein the capillary network comprises a plurality of water supply capillaries;

the plurality of water supply capillaries are arranged in parallel with each other.

Wherein, the capillary network is connected and fixed with the radiation table plate by a buckle.

Wherein, an electromagnetic valve is arranged on the water supply main pipe and used for controlling the on-off of water supply and the size of water supply quantity.

The temperature and humidity sensor is arranged on the surface of the capillary network, is connected with the temperature controller, and is used for detecting the temperature of the surface of the capillary network and then sending the temperature to the temperature controller;

and the temperature controller is connected with the electromagnetic valve through a signal wire and is used for controlling the working state of the electromagnetic valve.

The bottom of the radiation table plate is supported by three vertically distributed office table supporting plates, wherein one office table supporting plate is positioned at the left end of the bottom of the radiation table plate, and the two office table supporting plates are positioned at the right end of the bottom of the radiation table plate;

wherein, a storage drawer is arranged between two office table supporting plates positioned at the right end of the bottom of the radiation table plate in the supporting plates for supporting the radiation table plate;

a temperature and humidity display and control panel is arranged at the upper part of the left side of the storage drawer;

and the temperature and humidity display and control panel is connected with the temperature controller.

By above the utility model provides a technical scheme is visible, compares with prior art, the utility model provides a capillary network desk radiation air conditioner device, it can not bring the noise for the indoor environment at the during operation, can show the comfort level that improves the indoor environment, strengthens people's work and life quality, has the significance of great production practice.

Furthermore, the utility model discloses utilize advantages such as temperature distribution that capillary network air conditioning system has is even, simple to operate, save space, clean environmental protection, can make the office space more pleasing to the eye, staff's comfort level is higher.

Drawings

Fig. 1 is a schematic structural view of a capillary network office desk radiation air conditioning device provided by the present invention;

fig. 2 is a detailed view of the capillary network layout of the radiation air conditioning device of the capillary network office desk provided by the utility model.

Fig. 3 is a schematic structural diagram of a radiation table plate of a capillary network office table radiation air conditioning device provided by the present invention after being cut open;

FIG. 4 is a layout diagram of temperature and humidity sensors on a capillary network laid inside the middle office desk of the utility model;

in the figure: 1. a desk support plate; 2. a radiation table; 3. a capillary network; 4. buckling; 5. a water main;

6. a water return main pipe; 7. a feed water separator; 8. a backwater water separator; 9. a temperature and humidity sensor;

11. a temperature and humidity display and control panel; 12. an electromagnetic valve; 13. a temperature controller; 14. a storage drawer.

Detailed Description

In order to make the technical field of the present invention better understand, the present invention is further described in detail with reference to the accompanying drawings and embodiments.

Referring to fig. 1 to 4, the present invention provides a capillary network office desk radiation air conditioning device, which includes a radiation desk board 2 horizontally distributed as a desk board of a user's office desk;

the radiation table plate 2 is internally provided with a cavity in a cuboid shape;

a capillary network 3 is arranged in the cavity;

the water inlet end of the capillary network 3 is communicated with one end of the water supply main pipe 5 through a water supply distributor 7;

the water return end (namely the water outlet end) of the capillary network 3 is communicated with one end of the water return header pipe 6 through a water return water separator 8;

the other end of the water supply main pipe 5 is communicated with the water supply end of a preset hot water device or a preset cold water device;

the other end of the water return main pipe 6 is communicated with the water inlet end of a preset hot water supply device or a preset cold water supply device.

In the present invention, it should be noted that the radiation table 2 is a radiation plate. The radiation plate is an existing plate-shaped heating ventilation air conditioning device, and is a heater emitting infrared radiation or a refrigerator absorbing infrared radiation. The process of transferring heat from a high temperature object to a low temperature object by means of infrared radiation is called thermal radiation. The low temperature object absorbs infrared rays of the high temperature object, called cold radiation. The radiant panel heats or refrigerates the working element to achieve the purpose of heat radiation heating or cold radiation refrigeration to the surrounding environment. The heat radiation plate is also called an infrared radiation plate. The cold radiation plate is also called a negative radiation plate. At present, the media used for heating mainly comprise hot water, steam, gas, fuel oil, electricity and the like, and the media used for refrigerating mainly comprise cold water, evaporant (Freon, liquid ammonia) and the like.

The utility model discloses in, on specifically realizing, predetermine hot water supply equipment, for example can be current hot water unit, specifically can be air source heat pump hot water unit, can provide hot water. The preset cold water supply device may be, for example, an existing cold water unit.

In particular, the utility model can adopt a small air-cooled cold and hot water unit as the cold and hot source of the system (both can be used as hot water supply equipment and cold water supply equipment at the same time), and has two functions, and one unit can be connected with a plurality of separately installed terminal equipment, and can simultaneously adjust the temperature of a plurality of rooms to meet the refrigeration (heat supply) requirements of the plurality of rooms, so that the temperature field is uniform; in addition, the remote cold (heat) supply can be realized, and the installation is beautiful. The small air-cooled cold and hot water unit can specifically adopt an air-cooled cold and hot water unit which is made by Shanghai field maple industry Co., Ltd and has the model of TF-LS-5HP, the water outlet temperature range is-35-30 ℃, and the requirement of the temperature range of the utility model can be met.

In the present invention, in the concrete implementation, the capillary network 3 comprises a plurality of water supply capillaries (for example, 16 water supply capillaries), the water supply capillaries can be made of 3.5 × 2.0.0 mm (nominal diameter × wall thickness) DPR thermoplastic, the interval between any two adjacent water supply capillaries is 4mm, and the plurality of water supply capillaries are arranged in parallel with each other.

It should be noted that, the radiation table 2 is a radiation plate, which can effectively utilize heat and facilitate heat transfer, a capillary network 3 is disposed inside the cavity of the radiation table 2, and external cold water or hot water flows in from a water supply header pipe 5 of the capillary network 3 to reach a water supply distributor 7.

In order to enable cold water or hot water supplied from the outside to flow through the capillary network 3 and enter the backwater water separator 8 and finally be collected to the backwater header pipe 6, the water supply header pipe 5 and the backwater header pipe 6 can adopt DPR thermoplastic plastic pipes with the specification of 4.5 × 3.0.0 mm (the nominal diameter is × wall thickness), and the water supply water separator 7 and the backwater water separator 8 used as water collectors can adopt water separating capillary pipes with the specification of 4.5 × 3.0.0 mm (the nominal diameter is × wall thickness).

In the concrete implementation, the water supply water separator 7 and the water return water separator 8 which are used as water collecting and separating devices are connected with the capillary network 3, the water supply header pipe 5 and the water return header pipe 6 in a hot melting mode. The heat is transferred to the radiation plate (i.e. the radiation table plate 2) by using water as a medium, and the temperature of the office environment where the office staff are located is adjusted through the temperature of the radiation plate.

The utility model discloses in, on specifically realizing, as shown in fig. 1 to fig. 3, between capillary network 3 and the radiation table 2, connect and fix inside radiation table 2 with buckle 4, thereby make and have inseparable and good contact between capillary network normal water medium's heat and the radiation table 2, the heat of water is from inside through heat conduction, convection current, these heat transfer processes of radiation of capillary network, can go the heat release to the air in, thereby realize the temperature control to office staff's operational environment. The buckle 4 can prevent and treat the condition that the capillary network breaks away from the wall and takes place to rock to influence the operating mode, can cause the heat transfer uneven moreover, thereby influence heat transfer efficiency.

In the present invention, in the concrete implementation, a solenoid valve 12 (specifically, a flow regulating solenoid valve) is installed on the water supply main pipe 5 for controlling the on-off of water supply and the amount of water supply;

as shown in fig. 1, 2 and 4, a temperature and humidity sensor 9 is installed on the surface of the capillary network 3, connected to a temperature controller 13, and configured to detect the temperature on the surface of the capillary network 3 and send the detected temperature to the temperature controller 13;

the temperature controller 13 is connected to the electromagnetic valve 12 through a signal line, and is configured to control a working state of the electromagnetic valve 12, specifically: comparing the received temperature value sent by the temperature and humidity sensor 9 with a preset local dew point temperature value, when the temperature value is smaller than the preset local dew point temperature value, sending an adjusting control signal to the electromagnetic valve 12, and controlling the electromagnetic valve 12 to reduce the opening degree or directly interrupting the flow of the cold carrying medium (namely, the cold water medium).

In the concrete implementation, the temperature and humidity sensor 9 may be a dew point detector, and the dew point detector is used for detecting the temperature change of the surface of the capillary network 3, and can correspondingly change the resistance of the capillary network along with the temperature change.

In particular, the temperature and humidity sensor 9 has a TSP i dew point sensor which can be used by the company of european teisi mai, which not only has a function of protecting the cold radiation surface from condensation, but also can display the indoor temperature and the relative humidity, thereby ensuring a comfortable living environment with constant temperature and humidity.

It should be noted that, in summer, when the temperature of the surface of the capillary network 3 is lower than the local dew point temperature, that is, when the capillary network is in danger of dew condensation, the resistance of the dew point detector serving as the temperature and humidity sensor 9 becomes very large, so that the dew point detector outputs a temperature signal to the temperature controller 13, and then, the temperature controller 13 reduces the opening degree of the electromagnetic valve 12 according to the control characteristics, or directly interrupts the flow of the cooling medium (i.e., cold water medium), and opens the electromagnetic valve 12 until the danger of dew condensation is over, so as to recover the circulation of water. Therefore, the device can prevent the phenomenon of dewing, improve the operation efficiency of the equipment and prolong the service life.

In particular, the temperature controller 13 may be a DM3001 type anti-condensation temperature controller of the european teisimei company.

It should be noted that the opening degree of the electromagnetic valve 12 can be adjusted according to the requirement of the office worker on the office environment temperature, so that the water medium carrying heat flows through the capillary network 3 in the office desk panel, and the adjustment and control of the office environment temperature of the worker are realized through the temperature controller 13. The utility model discloses a capillary network desk radiation air conditioning equipment can realize controlling work area's temperature demand, therefore can reduce the unnecessary waste of energy. And simultaneously, the utility model discloses a capillary network desk radiates air conditioner device can realize carrying out direct heat exchange between heat and the staff, compares and lays in traditional floor and lay the capillary network radiation with the roof, and the heat changes in reacing the human body, and it is long when reducing the temperature regulation time delay. The temperature can be timely adjusted, the energy loss is reduced, and the requirement of workers in a workplace on the temperature is met.

In concrete realization, to utility model's capillary network desk radiation air conditioner device, can realize carrying out independent control with the intraformational temperature field of unified office building, the staff in office building can be according to individual life habit, adjust the temperature between oneself work place, every desk face all has oneself independent water supply header 4, return water header 5 to and independent water supply water knockout drum 6 and independent return water knockout drum 7, connect through parallelly connected mode between every capillary network desk radiation air conditioner device. Finally, the water-cooling heat pipe is combined with an external water medium collecting pipe for transferring heat, and an exhaust hole can be arranged on the external water medium collecting pipe.

In the utility model, in the concrete implementation, the bottom of the radiation table 2 is supported by three vertically distributed office table supporting plates 1, wherein one office table supporting plate 1 is positioned at the left end of the bottom of the radiation table 2, and two office table supporting plates 1 are positioned at the right end of the bottom of the radiation table 2;

among the supporting plates 1 for supporting the radiation table plate 2, a storage drawer 14 is arranged between two office table supporting plates 1 at the right end of the bottom of the radiation table plate 2;

a temperature and humidity display and control panel 11 is arranged at the upper part of the left side of the storage drawer 14;

humiture display and control panel 11 is connected with temperature controller 13 for adjust and control temperature controller 13, and show humiture data. When the temperature controller 13 is a dewing-proof temperature controller of type DM3001 of the company teisimei europe, the temperature and humidity display and control panel 11 may be a display and control panel associated with the dewing-proof temperature controller.

It should be noted that, the temperature and humidity display and control panel 11 can realize real-time monitoring of the temperature of the capillary network 3, and through feedback to the electromagnetic valve 12, the opening of the valve is adjusted, and the water inlet flow is changed, so that the water medium bearing the carrying heat quantity is kept at a speed of 0.05-0.2 m/s in the capillary network 3. The temperature is adjusted. In order to solve the problem of condensation, the dew point detector of the temperature and humidity sensor 9 is a device playing a decisive role.

In the concrete realization, temperature and humidity sensor 9 is connected with humiture display and control panel 11 for show temperature and humidity information output of electric signal form on humiture display and control panel 11.

The temperature/humidity sensor is a device or apparatus that can convert a temperature amount and a humidity amount into an electrical signal that can be easily measured and processed, and is a common conventional temperature/humidity measuring apparatus. Temperature and humidity sensors on the market generally measure the amount of temperature and the amount of relative humidity. In the specific implementation, the temperature and humidity sensor 9 may be any one of the existing temperature and humidity sensors, as long as it can detect temperature and humidity information and output the information to the temperature and humidity display and control panel 11, and since this is the prior art, it is not specifically described here.

It should be noted that, temperature and humidity sensor 9 specifically can include temperature-sensing ware and humidity inductor, and wherein, humidity inductor mainly divide into resistance-type, capacitanc two kinds at present, the utility model discloses in adopt the degree of accuracy better, the fast capacitanc humidity transducer of induction speed, its characteristics are covered the membrane that the one deck was made with the wet material on the substrate (made by the thermocouple, be used for perception temperature change), when the vapor in the air adsorbs on the wet membrane of sense, the resistivity and the resistance value of component all change. The humidity can be measured by utilizing the characteristic, the utility model discloses a thin film alumina humidity sensor. The device has the outstanding advantages that the volume is very small, the sensitivity is high, the response speed is high, the moisture sensing element is converted into a current value through the conversion of a capacitance value, a measurement signal is output in the form of an electrical parameter and is displayed on the temperature and humidity display and control panel 11, and the data processing procedure is greatly simplified.

In particular, the temperature and humidity display and control panel 11 may specifically adopt an oshm MOPA-S1 temperature and humidity display control panel, which can realize real-time monitoring of temperature and humidity and control of the opening of the electromagnetic valve 12.

The utility model discloses in, it is required to explain, the utility model discloses a capillary radiation air conditioning system's radiation, the heat transfer mode that the travelling comfort is the highest, and the terminal cold volume of capillary network radiation and heat are all gone on through the mode of radiation, because the net bars are by the very little parallel capillary evenly distributed of interval, and heat radiation exchange area is very big, can make indoor temperature very even.

Capillary network air conditioner all does not have mechanical end equipment in each office, and capillary radiation air conditioning system will avoid any noisy fan sound of traditional air conditioner, disturb office staff's rest official working, and the interior space is wider and the environment is quiet, consequently calls "silence refrigerating system". The thin-tube radiation air conditioner is thin, flexible and light, so that the installation is convenient, the covering layer can be thin, and the pavement area can be large, thereby effectively utilizing low-grade energy and realizing the effects of energy conservation and comfort. Compared with the traditional radiation air-conditioning system, the capillary radiation air-conditioning system has higher reaction speed and higher pressure-resistant reliability, and the capillary network uses the closed-loop circulating purified water, so that the generation of scales in the pipeline can be effectively avoided, the maintenance is not needed, and the heating or the refrigeration is close to the radiation surface of the capillary network at the ambient temperature. High comfortable constant temperature environment can improve the microcirculation of the human body and promote metabolism to adjust the nervous and respiratory system, thereby realizing the improvement of the working efficiency of office staff.

The capillary network radiation air-conditioning system belongs to a radiation heating and cooling system, realizes heat exchange between a human body and the outside in a radiation heat exchange mode, and has the advantages of low energy consumption, uniform spatial temperature distribution, no blowing sense, no noise and the like.

In order to understand the technical solution of the present invention more clearly, the following description is about the specific working process of the present invention.

In summer, when the indoor temperature of office was higher, when opening the operation cooling water set (the utility model discloses in do not relate to the transformation and the innovation of unit, can select suitable cooling water set according to the demand). The operation of solenoid valve 12 is controlled to office staff accessible humiture demonstration and control panel 11, thereby open installation in the operation office the utility model provides a capillary network desk radiation air conditioning equipment, after opening, just there is the cold water medium of carrying to flow through inside this capillary network desk radiation air conditioning equipment's capillary network 3, carry the cold water medium through convection current and to hot mode, with heat transfer to capillary network 3's outer wall, later with heat transfer to radiation table 2 again, treat radiation table cooling back, the direct staff's that supplies the desk cold volume reaches the purpose that reduces operational environment temperature.

In addition, a reliable and automatic anti-condensation detection and protection measure is selected for the problem that condensation can be generated when the air conditioner based on the capillary network radiation is used for refrigerating in summer. The electromagnetic valve 12 and the corresponding circuit control system are added. The temperature and humidity sensor 9 monitors the indoor temperature, and the electromagnetic valve 12 connected to the water supply main pipe 4 is automatically closed or opened through the temperature controller 13, so that the problem of working environment is solved. If the temperature of the working environment is higher than the set value of the temperature controller 13, the temperature of the environment after being automatically adjusted by the temperature controller 13 deviates from the set value of the regulator by office workers, and if the temperature of the environment is higher than the set value of the temperature controller 13, the electromagnetic valve 12 on the water supply main pipe 4 can be opened through the temperature and humidity display and control panel 11, so that the requirement of the office workers on the temperature is met, and the problem of preventing condensation is solved.

In order to meet the requirements of workers in different office areas on temperature, each office desktop is provided with an independent capillary network office desk radiation air conditioning device, and each desktop is provided with an independent control system, so that the partition control can be realized, and the requirements of each worker on temperature are met. The water supply main pipes of each independent capillary network office desk radiation air-conditioning device are connected in parallel and are connected to an external water chilling unit or a hot water unit.

Therefore, know based on above technical scheme, to the utility model discloses, through inside the desk between different offices, lay capillary network and radiation board, and use parallelly connected mode to connect between every desk. In summer, a cold water unit is used for providing cold water required by refrigeration for a capillary network in the desktop. In winter, a hot water unit is used for providing hot water required by heating for the capillary tube network. And the water supply main pipes of the capillary network office table radiation air-conditioning devices of each office table are connected in parallel. Each desktop is provided with an independent control system, so that the temperature of the capillary network radiation desktop board can be independently controlled, and the tail end of a capillary network radiation air conditioner laid in the office desktop board can bear the heat load of workers. The control of different working personnel on the working environment temperature is met.

It is required to explain, adopt in big-and-middle-sized office space the utility model provides a capillary network desk radiation air conditioning equipment comes the subregion and adjusts indoor temperature, compares in current floor radiation and furred ceiling radiation, can effectual reduction radiation distance, more effectual radiates the staff with the heat, satisfies staff's comfort level. Because the capillary network office table radiation air conditioning device carries out the heat exchange between radiation plate and the staff, can guarantee staff's comfort level to because the actual water supply temperature in summer that capillary network office table radiation air conditioning device needs is higher and the actual water supply temperature in winter is lower, the effectual energy efficiency ratio that improves the unit, thereby reduce the energy consumption of building.

And simultaneously, the utility model provides a capillary network desk radiates air conditioning equipment can reduce the air conditioner and blow the sense, improves the regional noise pollution of official working for the temperature field distribution between the office area is more even, can greatly reduced air conditioner energy consumption, satisfies the requirement of staff to the operational environment travelling comfort.

To sum up, compare with prior art, the utility model provides a pair of capillary network desk radiation air conditioner device, it can not bring the noise for the indoor environment at the during operation, can show the comfort level that improves the indoor environment, strengthens people's work and life quality, has the significance of great production practice.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A capillary network desk radiation air-conditioning device is characterized by comprising a radiation desk plate (2) which is horizontally distributed and is used as a desk plate of a desk of a user;

the radiation table plate (2) is internally provided with a cuboid cavity;

a capillary tube net (3) is arranged in the cavity;

the water inlet end of the capillary tube network (3) is communicated with one end of the water supply main pipe (5) through a water supply distributor (7);

the return water end of the capillary tube network (3) is communicated with one end of a return water main pipe (6) through a return water distributor (8);

the other end of the water supply main pipe (5) is communicated with the water supply end of a preset hot water device or a preset cold water device;

the other end of the water return main pipe (6) is communicated with the water inlet end of a preset hot water supply device or a preset cold water supply device.

2. A capillary network desk radiant air conditioning unit as claimed in claim 1, characterised in that the capillary network (3) comprises a plurality of water supply capillaries;

3. A radiant air conditioning unit with a capillary network desk as claimed in claim 1, characterized in that the capillary network (3) is connected and fixed to the radiant desk panel (2) by means of a snap (4).

4. A radiant desk air conditioner with capillary network as claimed in any one of claims 1 to 3 wherein the water supply manifold (5) is fitted with a solenoid valve (12) for controlling the on/off of the water supply and the amount of water supplied.

5. The radiation air-conditioning device of the capillary network office desk as claimed in claim 4, characterized in that the surface of the capillary network (3) is provided with a temperature and humidity sensor (9) which is connected with a temperature controller (13) and used for detecting the temperature of the surface of the capillary network (3) and then sending the temperature to the temperature controller (13);

and the temperature controller (13) is connected with the electromagnetic valve (12) through a signal line and is used for controlling the working state of the electromagnetic valve (12).

6. A capillary network desk radiant air conditioning unit as claimed in claim 5, characterised in that the bottom of the radiant table (2) is supported by three vertically distributed desk support plates (1), one desk support plate (1) being located at the bottom left end of the radiant table (2) and two desk support plates (1) being located at the bottom right end of the radiant table (2);

wherein, a storage drawer (14) is arranged between two office table supporting plates (1) positioned at the right end of the bottom of the radiation table plate (2) in the supporting plates (1) for supporting the radiation table plate (2);

a temperature and humidity display and control panel (11) is arranged at the upper part of the left side of the storage drawer (14);

and the temperature and humidity display and control panel (11) is connected with the temperature controller (13).