CN211903118U - Integrated water-cooling type pipeline type dehumidification unit for underground space - Google Patents
Integrated water-cooling type pipeline type dehumidification unit for underground space Download PDFInfo
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- CN211903118U CN211903118U CN202020193211.2U CN202020193211U CN211903118U CN 211903118 U CN211903118 U CN 211903118U CN 202020193211 U CN202020193211 U CN 202020193211U CN 211903118 U CN211903118 U CN 211903118U
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Abstract
The utility model provides an integrated water-cooling type pipeline type dehumidification unit for underground space, which is integrated and comprises an air inlet part, a water-cooling type pipeline type dehumidification part, a heating part, a humidification part and an air supply part inside in sequence; the air inlet part comprises a fresh air inlet, a return air inlet and a return fan, and the water-cooling type pipeline type dehumidifying part comprises an evaporator, a compressor, an air-cooled condenser and a water-cooled condenser; the humidifying part comprises a wet film humidifier, and the air supply part comprises an air blower and an air supply outlet. The dehumidification unit also comprises a control system, wherein the control system comprises an integrated controller, a temperature sensor and a humidity sensor, the integrated controller is connected with the temperature sensor, the humidity sensor, each device of the water-cooling type pipeline type dehumidification part, the heating part and the wet film humidifier through lines, and controls air supply state parameters; the temperature sensor and the humidity sensor are arranged inside the dehumidifying unit.
Description
Technical Field
The utility model belongs to the technical field of the underground dehumidification, concretely relates to underground space is with integration water-cooling type pipeline formula dehumidification unit.
Background
With the acceleration of the urbanization process, the development and utilization of multifunctional spaces of buildings, especially the reasonable utilization of underground spaces, greatly expand the activity spaces of people, such as underground parking lots, subways, underground tunnels and the like, and how to better develop and utilize underground space resources is becoming an important issue of urban buildings gradually. The air circulation condition of most underground spaces is not good, so that the fluctuation range of the environment temperature of the underground spaces is small, the humidity change range is large, and the underground spaces have the characteristics of cold and damp. The soil or rock in the underground space continuously diffuses moisture into the underground space through the wall, roof and ground, and the phenomenon that the underground space is wet and even moldy is comparatively unfavorable for equipment and facilities of the underground space or for storing articles or human activities.
Patent CN201720405998.2 provides a dehumidifier and have cooling dehumidification combined control governing system of this dehumidifier, set up the support membrane cylinder in the dehumidifier casing, the membrane, baffling board and liquid channel, both ends along dehumidifier casing length direction set up at least one respectively and support the membrane cylinder, the membrane twines in proper order on the support membrane cylinder at the inside both ends of casing, and form several passageways along casing length direction, be equipped with baffling board and liquid channel in the passageway between the two adjacent membranes, baffling board and liquid channel are the interval setting, the flow has lithium bromide solution in the liquid channel, liquid channel's entry and the liquid inlet intercommunication of dehumidifier, liquid channel's export and the liquid outlet intercommunication of dehumidifier, the last several that is equipped with of liquid channel sprays lithium bromide solution at the spout on the membrane.
Patent CN201420819481.4 discloses an open type refrigeration and dehumidification air conditioning unit, which comprises a refrigeration unit and a dehumidification unit, wherein the dehumidification unit comprises a dehumidification loop formed by connecting a generator, a concentrated solution tank, a dehumidifier and a cooler, wherein the top end of the generator is provided with a gas outlet, a refrigerant solution flows in the dehumidification loop, and the dehumidification unit further comprises a solar heater; the refrigerating unit comprises an evaporator, an inlet of the evaporator is connected with a refrigerant solution supplementing pipeline, and an outlet of the evaporator is connected with the dehumidifier after being connected with the cooler.
At present, for underground space, dehumidification is needed most of the year, and whether an air conditioning unit is used for heating dehumidification or cooling dehumidification is determined according to the temperature of outside air. However, in a special time period such as winter when the outside ventilation air is dry, the unit needs to have a humidifying function, and whether the unit is heated or cooled or humidified is also determined according to the temperature of the outside air. In order to flexibly control the humidity and temperature of an underground space under the condition of complex external or internal air, a water chilling unit, a boiler room and a combined air conditioning unit are generally required to be arranged in an air conditioner room, so that the energy utilization rate is low, the design and construction are complex, the occupied area of the room is large, and the engineering construction investment is large.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides an integrated water-cooling type pipeline type dehumidification unit for underground space, which is integrated and internally comprises an air inlet part, a water-cooling type pipeline type dehumidification part, a heating part, a humidification part and an air supply part which are connected in sequence; the air inlet part comprises a fresh air inlet, a return air inlet and a return air machine, and the return air machine is connected with the return air inlet; the water-cooling type pipeline dehumidification part comprises an evaporator, a compressor, an air-cooled condenser and a water-cooled condenser, wherein an exhaust port of the compressor is sequentially connected with the water-cooled condenser, the air-cooled condenser and the evaporator in series, and the evaporator is connected with an air suction port of the compressor to dehumidify fresh air and return air conveyed by an air inlet part; the humidifying part comprises a wet film humidifier, the air supply part comprises an air feeder and an air supply outlet, the outlet end of the air feeder is connected with the air supply outlet, and fresh air and return air with the regulated temperature and humidity are sent to an underground space; the dehumidification unit further comprises a control system, the control system comprises an integrated controller, a temperature sensor and a humidity sensor, the integrated controller is connected with the temperature sensor, the humidity sensor and each device, a heating part and a wet film humidifier of the water-cooling type pipeline type dehumidification part through lines, and air supply state parameters are controlled. The temperature sensor and the humidity sensor are at least arranged on the air inlet part and the air supply part and are used for monitoring the temperature and the humidity of the dehumidification unit at different positions in real time.
The air inlet part comprises a fresh air inlet, a return air inlet and a return air fan, wherein the inlet end of the return air fan is connected with the return air inlet, and air in the underground space is conveyed into the dehumidifier unit; the fresh air inlet is connected with the above-ground space through a pipeline, for example, the above-ground space is connected, fresh air is obtained and is supplemented to the underground space, and the fresh air can be conveyed to the pipeline or the fresh air inlet through a fan.
Preferably, a filtering part can be additionally arranged between the air inlet part and the water-cooling type pipeline type dehumidifying part, and the filtering part is mainly provided with a filtering grid plate to physically or chemically filter fresh air and return air and reduce impact and even damage to subsequent equipment of each part.
The dehumidification part is provided with a water-cooled pipeline type dehumidifier which comprises an evaporator, a compressor, an air-cooled condenser, a water-cooled condenser and a liquid storage device and is used for dehumidifying fresh air and return air conveyed by the air inlet part. Specifically, the gas vent of compressor establishes ties water-cooled condenser, air-cooled condenser and evaporimeter in proper order, and the evaporimeter reconnection compressor's induction port, the reservoir is connected to the compressor, carries out temperature, humidity control with new trend and return air. The utility model discloses a water-cooling type pipeline dehumidifier power is lower, is fit for carrying out temperature, humidity treatment to the admitting air of return air once, and is relatively energy-conserving.
The utility model discloses the utilization integrates and the modularization theory, is in the same place conventional combination formula air conditioning unit and dehumidifier integration. The dehumidification unit needs to realize independent adjustment of temperature and humidity, and the flow direction of fresh air and return air is single, so that equipment arrangement is required to be made for single air flow, the adjustment of the temperature and the humidity is realized, and repeated energy consumption is prevented. Because the main task of dehumidification unit is to dehumidify the cooling to the mixed wind of new trend and return air in summer, so the utility model discloses will the dehumidification part is put at foremost for mix the most advanced humidity control that carries out of wind, water cooled condenser can make simultaneously and mix the wind and adjust the temperature and handle, heating part and humidification part do not operate. In winter, the heating part and the humidifying part are sequentially arranged behind the dehumidifying part to heat and humidify the mixed air of fresh air and return air, and the dehumidifying part does not operate. In other seasons, the temperature and humidity can be flexibly adjusted according to the condition of the mixed air of the fresh air and the return air, the dehumidification part can realize dehumidification and temperature adjustment effects, and the heating part and the humidification part can supplement heating and humidification. Therefore, through the reasonable layout of each part of the dehumidifying unit, when the humidity needs to be reduced, the dehumidifying part is started, and when the humidity needs to be increased, the humidifying part is started; when the temperature needs to be raised, the heating part is started, and when the temperature needs to be lowered, the dehumidifying part or the humidifying part is started, so that the functions of isothermal dehumidification, cooling dehumidification, heating dehumidification, isothermal humidification, cooling humidification and heating humidification are realized.
The heating part comprises an electric heater, preferably, the electric heater is a pipe type, heating can be controlled in a grading mode, air flow circulation is facilitated, air flow can be heated uniformly, and the heat efficiency is high.
The humidifying part comprises a wet film humidifier, wherein a wet film material in the wet film humidifier fully absorbs moisture to form a uniform water film, when the air flow passes through the wet film, the water molecules fully absorb heat in the air flow to be vaporized and evaporated, so that the humidity of the air flow is increased to form a humid air flow, the temperature of the air flow is reduced due to the increase of the humidity of the air flow, and the enthalpy value of the air flow is kept unchanged. The wet film humidifier is selected from a direct drainage humidifying mode or a circulating water humidifying mode, and is supplied with water separately. Preferably, a water baffle is arranged at the rear part of the wet film humidifier, and the water baffle blocks redundant water vapor moving along with the air flow to prevent the water vapor from entering the air feeder.
The air supply part comprises an air feeder and an air supply outlet, the outlet end of the air feeder is connected with the air supply outlet, and fresh air and return air which are adjusted in temperature and humidity are mixed and then sent into the underground space.
Preferably, the shell of the dehumidifier unit is provided with a cooling water inlet and a cooling water outlet, and the shell is used for being connected with external cooling water supply equipment to supply and discharge cooling water for the water-cooled condenser.
Preferably, the dehumidification unit includes a plurality of access doors of taking the window, the position of setting up of access door is selected from one or two in air inlet part, water-cooling type pipeline formula dehumidification part, heating part, humidification part and the air supply part, be convenient for technical staff from the outside observation or get into each part and overhaul or the maintenance facility.
The control system comprises an integrated controller, a temperature sensor and a humidity sensor, wherein the integrated controller is connected with the temperature sensor, the humidity sensor, each device of the dehumidification part, the electric heater and the wet film humidifier through lines. The temperature sensor and the humidity sensor are arranged at one or more positions selected from a fresh air inlet, a return air inlet, an inlet and an outlet of a water-cooling type pipeline type dehumidification part, an inlet and an outlet of a heating part, an inlet and an outlet of a humidification part or an air supply outlet, and are used for monitoring the temperature and the humidity of air flow at different positions of the dehumidification unit in real time.
The integrated controller can receive temperature signals and humidity signals of the temperature sensor and the humidity sensor, compares the temperature signals and the humidity signals with preset air supply temperature values and preset humidity values, makes judgment of temperature rise or temperature reduction, dehumidification or humidification, controls opening or closing of all parts or equipment of the dehumidification unit and controls operation of the parts or the equipment, achieves the purpose of adjusting the temperature and the humidity of internal air flow, and finally inputs the air flow meeting requirements into underground space through the air supply opening.
Drawings
Fig. 1 is a schematic structural diagram of the dehumidifier unit.
In the attached drawing, 1-a fresh air inlet, 2-a return air inlet, 3-a filter grid plate, 4-an evaporator, 5-an air-cooled condenser, 6-an electric heater, 7-a wet film humidifier, 8-a water baffle, 9-an air supply outlet, 10-a maintenance door with a window, 11-a return air fan, 12-a water-cooled condenser, 13-a compressor, 14-a liquid storage device, 15-an air feeder, 16-a cooling water inlet, 17-a cooling water outlet, 18-a temperature sensor and 19-a humidity sensor.
Detailed Description
The structure of the integrated water-cooling type pipeline type dehumidification unit for the underground space of the embodiment is shown in figure 1, the dehumidification unit is integrated, and the interior of the dehumidification unit sequentially comprises an air inlet part, a water-cooling type pipeline type dehumidification part, a heating part, a humidification part and an air supply part. The air inlet part comprises a fresh air inlet 1, a return air inlet 2 and a return air fan 11, wherein the inlet end of the return air fan 11 is connected with the return air inlet 2, and air in the underground space is conveyed into the dehumidifying unit; the fresh air inlet 1 is connected with the overground space through a pipeline to obtain fresh air, the fresh air is supplemented to the underground space, and the fresh air is conveyed to the pipeline or the fresh air inlet 1 through a fan.
Be equipped with the filtering part between air inlet part and water-cooling type pipeline formula dehumidification part, set up in the filtering part and filter grid 3, carry out physics or chemical filtration to new trend and return air, reduce the impact or even damage to follow-up each partial equipment.
The water-cooling type pipeline type dehumidification part is provided with a water-cooling type pipeline type dehumidifier which comprises an evaporator 4, a compressor 13, an air-cooled condenser 5, a water-cooled condenser 12 and a liquid storage device 14 and is used for dehumidifying fresh air and return air conveyed by the air inlet part. The exhaust port of the compressor 13 is sequentially connected with the water-cooled condenser 12, the air-cooled condenser 5 and the evaporator 4 in series, the evaporator 4 is connected with the air suction port of the compressor 13, and the compressor 13 is connected with the liquid storage device 14 to adjust the temperature and the humidity of fresh air and return air.
The heating part comprises an electric heater 6, the electric heater 6 is a tube type, and can heat in different stages, so that airflow circulation is facilitated, airflow can be uniformly heated, and the heat efficiency is high.
The humidifying part comprises a wet film humidifier 7, the wet film humidifier 7 is in a direct-discharge humidifying mode, and when airflow passes through the wet film, humidity is increased and temperature is reduced. The water baffle 8 is arranged at the rear part of the wet film humidifier 7, and the water baffle 8 blocks redundant water vapor moving along with the air flow to prevent the water vapor from entering the blower 15 of the air supply part.
The air supply part comprises an air feeder 15 and an air supply outlet 9, the outlet end of the air feeder 15 is connected with the air supply outlet 9, and fresh air and return air which are adjusted in temperature and humidity are mixed and then sent into the underground space.
The shell of the dehumidifier unit is provided with a cooling water inlet 16 and a cooling water outlet 17 for connecting external cooling water supply equipment, the cooling water inlet 16 enters the pipeline connection water-cooled condenser 12 of the dehumidifier unit to provide cooling water, and the cooling water outlet 17 enters the pipeline connection water-cooled condenser 12 of the dehumidifier unit to discharge the cooling water.
The dehumidification unit comprises three access doors 10 with windows, wherein the access doors are respectively arranged on the air inlet part, the humidification part and the air supply part, so that technicians can observe from the outside or enter the equipment for overhauling or maintaining each part.
The dehumidification unit further comprises a control system, the control system comprises an integrated controller, a temperature sensor 18 and a humidity sensor 19, and the integrated controller is connected with all the devices of the temperature sensor 18, the humidity sensor 19, the water-cooling type pipeline dehumidification part, the electric heater 6 and the wet film humidifier 7 through lines. The temperature sensor 18 and the humidity sensor 19 are arranged at the fresh air inlet 1, the return air inlet 2 and the air supply outlet 9 and are used for monitoring the temperature and the humidity of air flow at different positions of the dehumidifying unit in real time.
The integrated controller is arranged in an overground control room, so that technicians can operate the dehumidifying unit conveniently, the integrated controller can receive temperature signals and humidity signals of the temperature sensor and the humidity sensor, the temperature signals and the humidity signals are compared with preset air supply temperature values and humidity values, judgment of temperature rise or temperature reduction, dehumidification or humidification is made, meanwhile, the opening or closing of each part or equipment of the dehumidifying unit is controlled, the running power of the parts or equipment is controlled, the purpose of adjusting the temperature and the humidity of internal air flow is achieved, and finally the air flow meeting the requirements is input into an underground space through the air supply opening 9.
Claims (6)
1. An integrated water-cooling pipeline type dehumidification unit for an underground space comprises an air inlet part, a dehumidification part, a heating part, a humidification part and an air supply part which are sequentially connected, wherein the dehumidification part comprises an evaporator and a compressor, the heating part is provided with an electric heater, the air supply part comprises an air feeder and an air supply outlet, and the integrated water-cooling pipeline type dehumidification unit is characterized in that the air inlet part comprises a fresh air inlet, a return air inlet and a return air fan, and the return air fan is connected with the return air inlet; the dehumidification part is provided with a water-cooled pipeline type dehumidifier, an exhaust port of the compressor is sequentially connected with a water-cooled condenser, an air-cooled condenser and an evaporator in series, and the evaporator is connected with an air suction port of the compressor; the humidifying portion includes a wet film humidifier;
the dehumidification unit also comprises an integrated controller, a temperature sensor and a humidity sensor, wherein the integrated controller is connected with the temperature sensor, the humidity sensor, the dehumidification part, the heating part and the wet film humidifier through lines and controls air supply state parameters; the temperature sensor and the humidity sensor are at least arranged on the air inlet part and the air supply part.
2. A dehumidifier unit according to claim 1 wherein the dehumidification section includes an accumulator, the compressor being connected to the accumulator; the shell of the dehumidification unit is provided with a cooling water inlet and a cooling water outlet, is connected with external cooling water supply equipment, and supplies and discharges cooling water for the water-cooled condenser.
3. The dehumidifier unit of claim 1, wherein a water baffle is disposed behind the wet film humidifier.
4. The dehumidification unit according to claim 1, wherein the dehumidification unit comprises a plurality of access doors with windows, and the access doors are disposed at one or more positions selected from the air intake part, the water-cooling type pipeline dehumidification part, the heating part, the humidification part and the air supply part.
5. A dehumidifier unit according to claim 1 wherein the fresh air inlet is ducted to the above ground space to provide fresh air; the inlet end of the air return machine is connected with an air return inlet.
6. The dehumidifier unit according to claim 1, wherein the temperature sensor and the humidity sensor are disposed at one or more positions selected from a fresh air inlet, a return air inlet, an inlet and an outlet of a water-cooling type pipeline dehumidification section, an inlet and an outlet of a heating section, an inlet and an outlet of a humidification section, and an air supply outlet.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020193211.2U CN211903118U (en) | 2020-02-21 | 2020-02-21 | Integrated water-cooling type pipeline type dehumidification unit for underground space |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020193211.2U CN211903118U (en) | 2020-02-21 | 2020-02-21 | Integrated water-cooling type pipeline type dehumidification unit for underground space |
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| CN211903118U true CN211903118U (en) | 2020-11-10 |
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| CN202020193211.2U Active CN211903118U (en) | 2020-02-21 | 2020-02-21 | Integrated water-cooling type pipeline type dehumidification unit for underground space |
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