CN111365767A

CN111365767A - Fresh air conditioning equipment suitable for installation of high and large space roof

Info

Publication number: CN111365767A
Application number: CN202010211788.6A
Authority: CN
Inventors: 王天成; 邹志胜; 孔华彪; 余海燕; 陶然; 闻济舟; 潘飞; 胡学问
Original assignee: China Railway Design Corp
Current assignee: China Railway Design Corp
Priority date: 2020-03-24
Filing date: 2020-03-24
Publication date: 2020-07-03

Abstract

The invention relates to a fresh air conditioning device suitable for being installed on a roof in a large space, which is of a sectional structure and comprises a roof section and an indoor section which are connected through a connecting air pipe, wherein a fresh air inlet module, an air exhaust module and a mode conversion module are arranged in the roof section, and a fresh air filtering module, an air heat exchange module, a condensate water collecting module, a powerful air supply module, a wind direction diversion module and a control module are arranged in the indoor section. The invention adopts the design of an up-down sectional structure, can be switched among a fresh air external circulation mode, an internal circulation mode and a partial fresh air mode, and is suitable for roof installation in a large space.

Description

Fresh air conditioning equipment suitable for installation of high and large space roof

Technical Field

The invention relates to a fresh air ventilation system of a central air conditioner, in particular to fresh air conditioning equipment suitable for being installed on a roof of a large space.

Background

With the social progress, the pursuit of workers to the working environment is higher and higher, and a plurality of conditional large-scale factory buildings and storehouses also configure air conditioning systems for the workers so as to guarantee the working environment of the workers. And because the factory building can produce some waste gas, peculiar smell, etc. in the course of manufacturing, the ventilation of the factory building is also very important, so usually adopt air conditioning unit and new fan unit to work together to finish factory building temperature and air quality regulation at present stage, generally adopt a large amount of tuber pipes and fan coil to set up air outlet and air exit in the lower position in order to guarantee the refrigeration of air conditioner (heats) the effect to large-scale factory building or warehouse.

The prior art has the following defects:

1. a large amount of air pipes are arranged to occupy the plant space, and the air outlets which are reduced due to the guarantee of the air conditioning effect occupy certain plant space, so that the net height of the local space is limited.

2. The cleaning of tuber pipe is troublesome, and the tuber pipe under the long-term operation can breed bacterium etc..

3. The traditional air pipe air-out and air-return can not form convection effect in the factory building.

4. The return air and the fresh air of the air pipe type only act on the space which is lower than the air outlet of the air pipe and the air outlet, and the effect cannot be really achieved on most of factory building space.

5. The upgrading and reconstruction of the factory building need to dismantle the air pipe and reinstall the air pipe, and need to dismantle the cold and hot water pipeline and reinstall the air pipe.

6. Long-distance wind transportation brings a large amount of heat loss and wind loss.

7. Outdoor new fan does not have rain-proof setting, and inside the rainwater got into equipment easily, breed bacterium etc. in equipment inside, and the rainwater of not in time handling probably damages equipment.

8. Traditional factory building filter screen sets up in air conditioning unit, does not be provided with the filter screen on the tuber pipe, though filtered by air conditioning unit, but long distance's tuber pipe is carried and still can be brought a lot of impurity.

Therefore, based on the problems, the invention provides the fresh air conditioning equipment which adopts an up-and-down sectional structural design and can be switched among the fresh air external circulation mode, the internal circulation mode and the partial fresh air mode and is suitable for roof installation in a large space, and the fresh air conditioning equipment has important practical significance.

Disclosure of Invention

In order to solve the problems in the prior art, the invention provides fresh air conditioning equipment which adopts an up-down sectional structural design and can be switched among a fresh air external circulation mode, an internal circulation mode and a partial fresh air mode and is suitable for being installed on a roof of a large space.

The technical scheme adopted by the invention for solving the problem is as follows:

fresh air conditioning equipment suitable for installation of high big space roof, it is the sectional type structure, and it includes roof section, the indoor section of connecting through the connecting air pipe, be equipped with fresh air inlet module, exhaust module and mode conversion module in the roof section, be equipped with fresh air filter module, air heat exchange module, comdenstion water collection module, powerful air supply module, wind direction water conservancy diversion module and control module in the indoor section.

Preferably, the roof section includes outdoor air conditioner main part, the indoor section includes indoor air conditioner main part, outdoor air conditioner main part, indoor air conditioner main part are installed respectively in the upper and lower extreme and the mutually perpendicular on roof, be equipped with a plurality of shock absorbers between outdoor air conditioner main part and the roof, link to each other through a plurality of bearing bars between indoor air conditioner main part and the roof, still be equipped with the shock absorber between bearing bar and the indoor air conditioner main part.

Further preferably, the mode conversion module comprises three electric adjusting air valves which are sequentially arranged along the length direction of the outdoor air conditioner main body and can be independently opened/closed, the three electric adjusting air valves are respectively an air inlet electric adjusting air valve, an isolation electric adjusting air valve and an air exhaust electric adjusting air valve, and the air inlet electric adjusting air valve, the isolation electric adjusting air valve and the air exhaust electric adjusting air valve sequentially divide the outdoor air conditioner main body into an air inlet space, an air inlet fan installation space, an air exhaust fan installation space and an air exhaust space.

Further preferably, new trend air inlet module includes: locate rain-proof grid in the air inlet space and have the rainwater guiding gutter of outlet, locate the air inlet fan in the air inlet fan installation space, the module of airing exhaust includes: an air exhaust fan arranged in the air exhaust fan installation space and a non-return air valve arranged in the air exhaust space.

Further preferred, rain-proof grid is that the upper end tilting inwards towards outer lower extreme is installed in the air inlet space, rain-proof grid is the grid form and distributes the design, and it includes and evenly arranges along its length direction a plurality of weather shields constitutes, is formed with inlet air duct between the adjacent weather shield, through rain-proof grid's new trend passes through inlet air duct along perpendicular direction of making progress, the rainwater guiding gutter is located rain-proof grid's below, and its upper surface is outer low interior high formula slope structure, outlet 18 is located rainwater guiding gutter 17's the lowest.

Further preferably, the indoor air conditioner main body is internally divided into an air inlet cavity and an air exhaust cavity which are mutually independent through a partition plate, the air inlet end of the air inlet cavity is communicated with the air outlet end of the air inlet fan installation space through a connecting air channel, and the fresh air filtering module, the air heat exchange module, the condensed water collecting module, the powerful air supply module and the wind direction guiding module are sequentially arranged along the air flowing direction in the air inlet cavity.

Further preferably, the air heat exchange module is including locating the surface cooler in the air inlet cavity, the comdenstion water collection module is including being located the surface cooler below and being used for collecting the comdenstion water condensate tray, the comdenstion water tray is the tilting setting.

Further preferably, the powerful air supply module comprises an air supply fan arranged at the air outlet end of the air inlet cavity, and the wind direction diversion module comprises a plurality of angle-adjustable wind diversion plates arranged at the air outlet end of the air inlet cavity.

Preferably, the air outlet end of the air exhaust cavity is communicated with the air inlet end of the air exhaust fan installation space through a connecting air duct, and one side of the air exhaust cavity is provided with an air return inlet communicated with the indoor space.

Further preferably, the control module comprises an electric control module arranged in the electric control box and a water control module arranged in the hydraulic control box, wherein temperature sensors are respectively arranged on the inner wall of the indoor air conditioner main body between the fresh air filtering module and the air heat exchange module, the inner wall of the indoor air conditioner main body between the air heat exchange module and the condensed water collecting module, the inner wall of the indoor air conditioner main body at the wind direction flow guide module and the inner wall of the indoor air conditioner main body at the air return opening.

The invention has the advantages and positive effects that:

1. according to the invention, the fresh air conditioning equipment adopts an upper and lower sectional type structural design, the roof section and the indoor section are respectively arranged at the upper end and the lower end of the roof, and the sectional type independent installation mode design can not only place equipment with high main power and high noise on the roof, but also place low-noise equipment indoors, so that the vibration and noise of the equipment during operation are greatly reduced, and the comfort of the equipment is improved.

2. According to the invention, the sectional independent installation mode is beneficial to independently finishing replacement and maintenance when equipment is in failure or damaged, the replacement module can be directly used during maintenance, the maintenance period is shortened, and the supply of an air conditioner can be ensured when the equipment is in failure.

3. According to the invention, the roof section is connected with the indoor section by the connecting air pipe, and the installation height of the equipment in the indoor section of the equipment can be flexibly adjusted according to the application condition of a project, so that the actual requirement is met.

4. In the invention, the air inlet and the air outlet of the roof section are respectively arranged above the roof, so that the natural air flow of the open space of the roof can be more fully utilized to help the exchange of indoor and outdoor air so as to reduce energy consumption.

5. According to the invention, the fresh air inlet module and the air exhaust module in the roof section are respectively used for air inlet and air exhaust to realize indoor and outdoor air exchange, and the mode conversion module can convert the operation mode of the roof section, so that the roof section is converted among a fresh air external circulation mode, an internal circulation mode and a partial fresh air mode, the modes are more diversified, and the requirements of people are more met.

6. According to the invention, the fresh air filtering module in the indoor section can help to keep the interior of the equipment clean, the air heat exchange module can enable refrigerant media to perform efficient heat exchange with fresh air, the condensate water collecting module is used for collecting condensate water generated by the air heat exchange module, the powerful air supply module enables the fresh air in the equipment to be transmitted to a longer distance, and the wind direction guiding module is used for conveying the fresh air to different directions.

7. According to the invention, the arrangement of the shock absorber can reduce indoor noise during the operation of the equipment to the maximum extent so as to improve the use comfort.

8. The invention adopts the roof of a tall and big space to install the fresh air conditioning equipment, and the high-efficiency air supply fan generates strong fresh air conveying in the vertical direction, so that forced convection can be formed to accelerate heat transfer, and the air exchange and the heat exchange can be rapidly completed.

9. The invention adopts direct equipment for air supply, not only does not need to pass through an air pipe, but also can avoid the installation and maintenance of the air pipe, and has no heat loss and air quantity loss almost in a direct air supply mode, thereby being more energy-saving.

10. According to the outdoor air conditioner, the rain-proof grating and the rain guide groove are arranged, so that rainwater can be prevented from entering the outdoor air conditioner main body to damage the fan and pollute the inside of equipment, the fan is protected, the filter screen can be prevented from being soaked by the rainwater, the service life of the filter screen is prolonged, and the maintenance cost is reduced.

11. The invention can monitor data in real time and feed back equipment information through various sensors, can help equipment to realize full-automatic operation and keep the equipment in the optimal working state, optimally operate, save manpower and energy and ensure that the equipment operates more stably.

12. In the invention, the hydraulic control module is used for adjusting the flow of the refrigerant in the air heat exchange module, thereby helping to save energy and adjusting the supply of chilled water or hot water so as to realize more accurate temperature adjustment.

Drawings

The technical solutions of the present invention will be described in further detail below with reference to the accompanying drawings and examples, but it should be understood that these drawings are designed for illustrative purposes only and thus do not limit the scope of the present invention. Furthermore, unless otherwise indicated, the drawings are intended to be illustrative of the structural configurations described herein and are not necessarily drawn to scale.

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of a structure in which an outdoor air conditioner main body is installed on a roof;

FIG. 3 is a schematic structural diagram of the outdoor air conditioner main body in a fresh air external circulation mode;

fig. 4 is a schematic structural view of the outdoor air-conditioning main body in the internal circulation mode;

FIG. 5 is a schematic structural view of the outdoor air conditioner main body in a partial fresh air mode;

FIG. 6 is a schematic view of the construction of a rain protection grid and rain gutters;

FIG. 7 is a schematic structural view of a non-return air valve;

fig. 8 is a schematic view of a structure in which a main body of an indoor air conditioner is installed on a roof;

FIG. 9 is a schematic flow diagram of the operation of an air heat exchange module;

FIG. 10 is a schematic view of the air flow of the present invention;

fig. 11 is a system connection diagram of the present invention.

In the figure: 1. an outdoor air conditioner main body, 2, a connecting air pipe, 3, a roof, 4, a first damper, 5, an indoor air conditioner main body, 6, a partition board, 7, a bearing rod, 8, a second damper, 9, an electric air adjusting valve, 901, an air inlet electric adjusting valve, 902, an isolation electric adjusting valve, 903, an air outlet electric adjusting valve, 10, an air inlet space, 11, an air inlet fan installation space, 12, an air outlet fan installation space, 13, an air outlet space, 14, an air inlet cavity, 15, an air outlet cavity, 16, a rain-proof grille, 1601, a rain-proof plate, 1602, an air inlet channel, 17, a rainwater diversion trench, 18, a water outlet, 19, an air inlet fan, 20, an air outlet fan, 21, a non-return air valve, 2101, a wind-proof plate, 2102, a spring, 22, a wind-diversion plate, 23, a fresh air filter, 24, a surface air cooler, 25, an electric two-way valve, 26, a dynamic, 27. The system comprises a condensate water retaining groove, 28 parts of a blowing fan, 29 parts of a return air inlet, 30 parts of an electric control box, 31 parts of a hydraulic control box, 32 parts of a first temperature sensor, 33 parts of a second temperature sensor, 34 parts of a third temperature sensor and 35 parts of a fourth temperature sensor.

Detailed Description

First, it should be noted that the specific structures, features, advantages, etc. of the present invention will be specifically described below by way of example, but all the descriptions are for illustrative purposes only and should not be construed as limiting the present invention in any way. Furthermore, any single feature described or implicit in any embodiment or any single feature shown or implicit in any drawing may still be combined or subtracted between any of the features (or equivalents thereof) to obtain still further embodiments of the invention that may not be directly mentioned herein. In addition, for the sake of simplicity, the same or similar features may be indicated in only one place in the same drawing.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations. The present invention will be described in detail with reference to fig. 1 to 11.

Example 1:

fresh air conditioning equipment suitable for installation of high and large space roof, it is the sectional type structure, and it includes roof section, the indoor section of connecting through connecting tuber pipe 2, be equipped with fresh air inlet module, exhaust module and mode conversion module in the roof section, be equipped with fresh air filtration module, air heat exchange module, comdenstion water collection module, powerful air supply module, wind direction water conservancy diversion module and control module in the indoor section.

The working principle is as follows: in the technical scheme, the fresh air conditioning equipment adopts an upper and lower sectional type structural design and comprises a roof section and an indoor section which are connected through a connecting air pipe 2, wherein the roof section and the indoor section are respectively arranged at the upper end and the lower end of a roof and are connected through the connecting air pipe 2; on the other hand, the roof section is connected with the indoor section by the connecting air pipe 2, and the installation height of the equipment at the indoor section of the equipment can be flexibly adjusted according to the application condition of the project so as to adapt to the actual requirement; and the roof section is positioned above the roof, and the air inlet and the air outlet of the roof section are respectively arranged above the roof, so that the natural flow of air in the open space of the roof can be more fully utilized to help the exchange of indoor and outdoor air so as to reduce energy consumption. The roof section is internally provided with a fresh air inlet module, an exhaust module and a mode conversion module, the fresh air inlet module and the exhaust module are respectively used for air inlet and exhaust to realize indoor and outdoor air exchange, and the operation mode of the roof section can be converted through the mode conversion module so as to be converted among a fresh air external circulation mode, an internal circulation mode and a partial fresh air mode, so that the mode is more diversified and the requirements of people are met; the indoor section is internally provided with a fresh air filtering module, an air heat exchange module, a condensed water collecting module, a powerful air supply module, a wind direction guiding module and a control module, fresh air introduced by the fresh air inlet module is introduced into the room through the fresh air filtering module, the air heat exchange module, the condensed water collecting module, the powerful air supply module and the wind direction guiding module in sequence, and indoor air is exhausted through the air exhaust module; wherein: the fresh air filtering module can filter impurities in fresh air and help to keep the interior of the equipment clean, the air heat exchange module can enable refrigerant media to perform efficient heat exchange with the fresh air, the condensate water collecting module is used for collecting condensate water generated by the air heat exchange module and discharging the condensate water out of the equipment, the powerful air supply module enables the fresh air in the equipment to be transmitted to a longer distance so as to meet the requirement of a large space, the wind direction guiding module is used for conveying the fresh air to different directions, and the control module is used for controlling automatic control of the equipment, power adjustment of a fan, air supply mode adjustment of the equipment and the like and feeding the control back to the central machine; the air-conditioning system is used for adjusting the flow of the refrigerant in the air heat exchange module, thereby helping to save energy and realize more accurate temperature adjustment. The convection effect that this new trend air conditioning equipment produced after the air supply also can in time discharge the interior foul air of factory building to introduce outdoor fresh air and filter, the work of taking a breath of whole factory building can be accomplished in the cooperation use of many equipment.

Further, it is also contemplated in the present embodiment that the roof section includes the outdoor air-conditioning main body 1, a plurality of first dampers 4 are arranged between the outdoor air conditioner main body 1 and the roof 3, preferably, at least three first dampers 4 are arranged, the indoor section comprises an indoor air conditioner main body 5, the outdoor air conditioner main body 1 and the indoor air conditioner main body 5 are respectively arranged at the upper end and the lower end of the roof 3 and are mutually vertical, the interior of the indoor air conditioner main body 5 is divided into an air inlet cavity 14 and an air outlet cavity 15 which are mutually independent by a clapboard 6, the indoor air conditioner main body 5 is connected with the roof 3 through a plurality of bearing rods 7, preferably, the bearing rods 7 are used as a supporting structure, the indoor air conditioner main body 5 is installed at the lower end of the roof 3 through the bearing rods 7, preferably, at least two bearing rods 7 are connected between the indoor air conditioner main body 5 and the roof 3, and a second shock absorber 8 is further arranged between the bearing rods 7 and the indoor air conditioner main body 5. The first shock absorber 4 and the second shock absorber 8 can reduce the indoor noise during the operation of the equipment to the maximum extent so as to improve the use comfort.

It is to be noted that the temperature tends to be uniform by circulating flow between the hotter and the colder portions of the liquid or gas. Convection is a unique way of heat transfer in liquids and gases, and the phenomenon of convection in gases is more pronounced than in liquids, and convection can be divided into natural convection and forced convection. Natural convection tends to occur naturally due to temperature non-uniformity. The forced convection is formed by stirring the fluid due to the external influence, so that the flowing speed of the liquid or the gas is increased, and the convection heat transfer can be accelerated.

This technical scheme adopts and installs new trend air conditioning equipment at big space roof of height, produce the ascending new trend of strong vertical side and carry through high efficiency air supply fan, thereby can form the forced convection heat transfer with higher speed, the help is accomplished taking a breath and the heat transfer fast, outdoor air conditioner main part 1 sets up with indoor air conditioner main part 5 is perpendicular, adopt the perpendicular air supply mode in roof, do not influence the clean height of factory building, do not occupy the factory building passageway, and perpendicular air supply mode can impel the factory building to form the air convection effect, accelerate the heat transfer, the efficiency of taking a breath, this equipment adopts direct equipment air supply not only need not through the tuber pipe in addition, can avoid the installation maintenance of tuber pipe, and direct air supply mode, almost no thermal loss and air loss, it is.

It should be noted that the connecting air pipe 2 may be, but is not limited to, a heat insulation air pipe for connecting the roof section and the indoor section, and an integrated sound insulation and heat insulation layer is provided in the connecting air pipe 2, and the length thereof may be flexibly selected according to the application of the project.

Furthermore, it can be considered in this embodiment that the mode conversion module includes three electric adjusting air valves 9 which are sequentially arranged along the length direction of the outdoor air conditioner main body 1 and can be independently opened/closed, the three electric adjusting air valves 9 are respectively an air inlet electric adjusting air valve 901, an isolation electric adjusting air valve 902, and an air outlet electric adjusting air valve 903, and the air inlet electric adjusting air valve 901, the isolation electric adjusting air valve 902, and the air outlet electric adjusting air valve 903 divide the outdoor air conditioner main body 1 into an air inlet space 10, an air inlet fan installation space 11, an air outlet fan installation space 12, and an air outlet space 13 in sequence; each electric adjusting air valve 9 is a control air valve which can be independently opened/closed/opened by an electric actuator according to requirements, and the opening, closing or partial opening state is kept under different modes of equipment so as to adjust the air volume and open or close the air duct. It should be noted that the electric adjusting air valve is a commercially available product, and the specific structure thereof is not described in detail herein.

As shown in fig. 3, the air intake electric adjusting air valve 901 and the air exhaust electric adjusting air valve 903 are in an open state, the isolation electric adjusting air valve 902 is in a closed state, the device is in a fresh air external circulation mode, and the air is fresher; as shown in fig. 4, the air intake electric adjusting air valve 901 and the air exhaust electric adjusting air valve 903 are in a closed state, the isolation electric adjusting air valve 902 is in an open state, the device is in an internal circulation mode, and indoor air is repeatedly circulated to help the device to save energy consumption; as shown in fig. 5, the intake electric adjusting air valve 901 and the isolation electric adjusting air valve 902 are in an open state, the exhaust electric adjusting air valve 903 is in a closed state, and a partial fresh air mode can be adjusted by adjusting the opening degree of the intake electric adjusting air valve 901 and the opening degree of the isolation electric adjusting air valve 902, so that the indoor air is repeatedly circulated while the fresh air is continuously supplied to help the equipment to save energy consumption.

Furthermore, still consider in this embodiment that the new trend air inlet module includes: a rain-proof grille 16 arranged in the air inlet space 10, a rainwater diversion trench 17 with a water outlet 18, and an air inlet fan 19 arranged in the air inlet fan installation space 11. The rainproof grille 16 and the rainwater diversion trench 17 are arranged at the air inlet of the outdoor air conditioner main body 1, so that rainwater can be prevented from entering the outdoor air conditioner main body 1 to damage a fan and pollute equipment, the fan is protected, the filter screen can be prevented from being soaked by rainwater, the service life of the filter screen is prolonged, the maintenance cost is reduced, and a water outlet 18 is arranged at the bottom of the rainwater diversion trench 17 to discharge accumulated water in time; the air intake fan 19 is driven by a high-power motor, can efficiently suck fresh air into the equipment, and can produce air pressure in the equipment.

Furthermore, it can be considered in this embodiment that, as shown in fig. 6, the rain-proof grille 16 is installed in the air intake space 10 in an inclined manner with the upper end facing outward and the lower end facing inward, preferably, the included angle is 45 °, the rain-proof grille 16 is in a grille-like distribution design and comprises a plurality of rain-blocking plates 1601 which are uniformly arranged along the length direction thereof, an air intake channel 1602 is formed between adjacent rain-blocking plates 1601, by using gravity, the fresh air and the rain water are separated, the rain water is prevented from entering the equipment, causing short circuit fault of the equipment line and even damaging the equipment fan, preferably, the rain-blocking plates 1601 are arranged perpendicular to the ground, the fresh air (as shown by the arrow direction in fig. 6) passing through the rain-proof grille 16 passes through the air intake channel 1602 and enters the air intake space 10 in a vertical upward direction, the rain water guiding gutter 17 is located below the rain-proof grille 16, and the upper surface thereof is in an, the design of the slope is adopted, the device is used for guiding rainwater blocked by the rainproof grille 16 to the water outlet 18 when the device is operated in rainy days, and the water outlet 18 is positioned at the lowest part of the rainwater guide groove 17 and used for discharging accumulated rainwater and keeping an air inlet of the device clean.

Further, it can be considered in this embodiment that the air exhausting module includes: an exhaust fan 20 disposed in the exhaust fan installation space 12, and a non-return air valve 21 disposed in the exhaust space 13. The exhaust fan 20 is driven by a high power motor and can efficiently discharge indoor waste gas, as shown in fig. 7, the non-return air valve 21 includes a non-return air valve body, a wind screen 2101 capable of rotating relative to the non-return air valve body, and a spring 2102 connected between the wind screen and the non-return air valve body, the wind pressure produced when the exhaust fan 20 is opened can open the wind screen 2101, and the natural gravity and the spring arranged in the non-return air valve 21 are rapidly closed when the exhaust fan 20 is closed, so as to prevent the outdoor air from flowing backwards and damaging the fan or polluting the equipment.

Furthermore, still consider in this embodiment, the air inlet end of air inlet cavity 14 is linked together through the air-out end that connects wind channel 2 and air intake fan installation space 11, new trend filtration module, air heat transfer module, comdenstion water collection module, powerful air supply module, wind direction water conservancy diversion module are followed wind flow direction sets gradually in the air inlet cavity 14, wind direction water conservancy diversion module is including locating a plurality of adjustable angle's of air-out end department of air inlet cavity 14 wind guide plate 22. As shown in fig. 10, under the action of the air inlet fan 19, fresh air sequentially passes through the rain-proof grille 16, the air inlet space 10, the air inlet fan installation space 11, the air inlet fan 19 and the connecting air duct 2 to enter the air inlet cavity 14, and is guided into the room through the fresh air filtering module, the air heat exchange module, the condensed water collecting module, the powerful air supply module and the air direction guiding module, and indoor turbid air is exhausted out of the room through the air exhaust cavity 15, the connecting air duct 2, the air exhaust fan installation space 12, the air exhaust fan, the air exhaust space 13 and the air return valve 21. Wherein, the wind deflector 22 can accomplish the angle modulation of 30 to 60 degrees, is convenient for adjust the air-out direction.

Furthermore, still consider in this embodiment, the new trend filter module is including locating filter screen frame in the air inlet cavity 14 and installing new trend filter 23 on it, can conveniently change, and new trend filter 23 can be but not limited to and just imitates the filter screen, can filter the large granule impurity in the new trend to guarantee the inside clean reduction equipment trouble of equipment.

Furthermore, still consider in this embodiment, air heat exchange module is including locating surface cooler 24 (cold heat exchange coil) in the air inlet cavity 14, and surface cooler 24 is used for making refrigerant medium and new trend carry out the efficient heat exchange, accomplishes cooling (summer), heating (winter), and as shown in fig. 9, the new trend after new trend filters the module and filters carries out the heat transfer through air heat exchange module, and the comdenstion water on the air heat exchange module falls under the effect of gravity, be equipped with electronic two-way valve 25 (electric ball valve), dynamic pressure difference balanced type electrical control valve 26 on the inlet tube (water supply), the wet return (return) of surface cooler 24 respectively, electronic two-way valve 25, dynamic pressure difference balanced type electrical control valve 26 are used for adjusting the surface cooler refrigerant flow, help the water pump energy-conservation, reduce whole energy consumption.

Furthermore, still consider in this embodiment, the comdenstion water collection module is including being located cold heat exchange coil pipe below and being used for collecting the comdenstion water condensate tray, the comdenstion water condensate tray is the tilting setting, is formed with comdenstion water manger plate 27 in it, the extension of the low extreme department of comdenstion water manger plate 27 is equipped with the drain pipe, and the comdenstion water tray is used for collecting the comdenstion water that the surface cooler produced, and outside the discharge apparatus.

Furthermore, it can be considered in this embodiment that the powerful air supply module includes a high-power low-noise air supply fan 28 disposed at the air outlet end of the air inlet cavity 14, and the high-power low-noise fan is adopted to perform powerful wind power transmission to meet the air supply requirement of a large space.

Preferably, a filter screen can be arranged at the air outlet end of the air inlet cavity 14, so that the air cleanliness of the air outlet can be ensured.

Furthermore, it can be considered in this embodiment that the air outlet end of the air exhaust cavity 15 is communicated with the air inlet end of the air exhaust fan installation space 12 through the connecting duct 2, and one side of the air exhaust cavity 15 is provided with an air return opening 29 communicated with the indoor space. Under the action of the exhaust fan, indoor air is discharged to the outside through the air return opening 29, the exhaust cavity 15, the exhaust fan installation space 12, the exhaust fan, the exhaust space 13 and the non-return air valve 21 in sequence.

Example 2:

embodiment 2 of the present invention is further improved on the basis of embodiment 1 so as to be able to sufficiently exert the technical advantages of the present invention, which will be exemplified below.

For example, the control module includes an electric control module disposed in the electric control box 30, and a hydraulic control module disposed in the hydraulic control box 31, the electric control box 30 and the hydraulic control box 31 are respectively installed at the outer side of the indoor air conditioner main body 5, the electric control module may be but is not limited to a PLC controller of model siemens S7-200 CPU226, the chip model of the hydraulic control module may be but is not limited to M37905, on the inner wall of the indoor air conditioner main body between fresh air filtering module and the air heat exchange module, on the inner wall of the indoor air conditioner main body between air heat exchange module and the comdenstion water collection module, on the inner wall of the indoor air conditioner main body of wind direction water conservancy diversion module department, be equipped with first temperature sensor 32, second temperature sensor 33, third temperature sensor 34, fourth temperature sensor 35 on the inner wall of the indoor air conditioner main body of return air inlet department respectively. The first temperature sensor 32, the second temperature sensor 33, the third temperature sensor 34 and the fourth temperature sensor 35 are respectively electrically connected with an electric control module, the electric control module is respectively electrically connected with a water control module, an air inlet electric adjusting air valve 901, an isolation electric adjusting air valve 902, an air outlet electric adjusting air valve 903, an air inlet fan 19 (an air inlet fan power meter and an air inlet fan frequency converter), an air outlet fan 20 (an air outlet fan power meter and an air outlet fan frequency converter) and an air supply fan 28 (an air supply fan power meter and an air supply fan frequency converter), and the water control module is respectively electrically connected with a surface air cooler, an electric two-way valve 25, a dynamic differential pressure balance type electric adjusting valve 26 and a water pump (a water pump power meter and a water pump frequency converter). The first temperature sensor 32 is used for collecting and monitoring the temperature of fresh air entering the equipment and feeding the temperature back to the electric control module, the second temperature sensor 33 is used for collecting and monitoring the temperature of the fresh air passing through the surface air cooler and feeding the temperature back to the electric control module, whether the surface air cooler fails or not is judged by comparing the temperature difference data with the temperature difference data of the first temperature sensor 32 and is also fed back to the hydraulic control module, the hydraulic control module regulates and controls the opening states of the electric two-way valve 25 and the dynamic pressure difference balance type electric regulating valve 26, then the regulation of the refrigerant flow and the supply of chilled water or hot water of the surface air cooler is carried out, and the use effect of the; the third temperature sensor 34 is used for collecting, monitoring and feeding back the air outlet temperature of the equipment, comparing the temperature set by a user, feeding back the temperature to the electric control module, and adjusting the power of the air supply fan 28 to meet the heat exchange requirement; the fourth temperature sensor 35 is used for collecting, monitoring and feeding back the return air temperature of the equipment. Through the sensors, data can be monitored in real time, equipment information can be fed back, full-automatic operation of the equipment can be realized, the equipment can be kept in the best working state, the operation is optimized, manpower and energy are saved, and the equipment can be operated more stably. It should be noted that the temperature sensor used above can be, but is not limited to, a PT100 platinum resistor type temperature sensor. In the present technical solution, the electric control module is used for controlling the automatic control of the device, the power regulation of the fan, the air supply mode regulation of the device, etc. and feeding back to the central machine room and the control panel, it should be noted that the electric control box 30 has both a wireless module and a wired module, and can associate a plurality of wireless control panels and realize centralized control in the central machine room. And the wireless module and the wired module are both in the prior art and are not described in detail herein. The hydraulic control module is used for adjusting the flow of a refrigerant in the air heat exchange module, so that energy conservation is facilitated, and the supply quantity of chilled water or hot water is adjusted, so that more accurate temperature adjustment is realized. The automatic control system can automatically adjust the air inlet volume, the air outlet volume, the chilled water/hot water flow, the power of each fan, the opening of the internal circulation or the opening of the fresh air external circulation mode and the like according to the air inlet temperature, the air outlet temperature, the temperature in a factory building, the user set temperature, the air cleanliness, the equipment internal temperature and the like, reduces user operation and realizes automatic control.

It should be noted that the specific structures, the working principles, and the circuit structures of the temperature sensor, the electric two-way valve, the dynamic differential pressure balance type electric regulating valve, the electric regulating air valve, and the fan used in the present invention are all the prior art, and therefore, detailed descriptions are omitted.

In summary, the invention provides a fresh air conditioning device which adopts an up-down sectional structural design and can be switched among a fresh air external circulation mode, an internal circulation mode and a partial fresh air mode and is suitable for roof installation in a large space.

The present invention has been described in detail with reference to the above examples, but the description is only for the preferred examples of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.

Claims

1. The utility model provides a new trend air conditioning equipment suitable for installation of big space roof, its characterized in that: the indoor air-conditioning system is of a sectional structure and comprises a roof section and an indoor section which are connected through a connecting air pipe (2), wherein a fresh air inlet module, an air exhaust module and a mode conversion module are arranged in the roof section, and a fresh air filtering module, an air heat exchange module, a condensate water collecting module, a powerful air supply module, a wind direction diversion module and a control module are arranged in the indoor section.

2. The fresh air conditioning equipment suitable for roof installation in a large space according to claim 1, wherein: the roof section includes outdoor air conditioner main part (1), the indoor section includes indoor air conditioner main part (5), install respectively in upper and lower extreme and mutually perpendicular of roof (3) outdoor air conditioner main part (1), indoor air conditioner main part (5), be equipped with a plurality of shock absorbers between outdoor air conditioner main part (1) and roof (3), link to each other through a plurality of bearing bars (7) between indoor air conditioner main part (5) and roof (3), still be equipped with the shock absorber between bearing bar (7) and indoor air conditioner main part (5).

3. The fresh air conditioning equipment suitable for roof installation in a large space according to claim 2, wherein: the mode conversion module comprises three electric adjusting air valves (9) which are arranged along the length direction of the outdoor air conditioner main body (1) in sequence and can be opened/closed independently, and the electric adjusting air valves (9) divide the outdoor air conditioner main body (1) into an air inlet space (10), an air inlet fan installation space (11), an air exhaust fan installation space (12) and an air exhaust space (13) in sequence.

4. A fresh air conditioning apparatus suitable for high and large space roof installation as claimed in claim 3, wherein: fresh air inlet module includes: locate rain-proof grid (16) in air inlet space (10) and have rainwater guiding gutter (17) of outlet (18), locate air intake fan (19) in air intake fan installation space (11), the module of airing exhaust includes: an exhaust fan (20) arranged in the exhaust fan installation space (12), and a non-return air valve (21) arranged in the exhaust space (13).

5. The fresh air conditioning equipment suitable for roof installation in a large space according to claim 4, wherein: rain-proof grid (16) are that the tilting that the upper end outwards the lower extreme inwards installs in air inlet space (10), rain-proof grid (16) are the grid form and distribute the design, through the new trend of rain-proof grid (16) passes through along perpendicular ascending direction, rainwater guiding gutter (17) are located the below of rain-proof grid (16).

6. A fresh air conditioning apparatus suitable for high and large space roof installation as claimed in claim 3, wherein: the indoor air conditioner is characterized in that the indoor air conditioner main body (5) is internally divided into an air inlet cavity (14) and an air exhaust cavity (15) which are mutually independent through a partition plate (6), the air inlet end of the air inlet cavity (14) is communicated with the air outlet end of an air inlet fan installation space (11) through a connecting air channel, and a fresh air filtering module, an air heat exchange module, a condensate water collecting module, a powerful air supply module and an air direction guiding module are sequentially arranged along the air flowing direction in the air inlet cavity (14).

7. The fresh air conditioning equipment suitable for roof installation in a large space according to claim 6, wherein: the air heat exchange module comprises a surface cooler (24) arranged in the air inlet cavity (14), the condensed water collecting module comprises a condensed water tray located below the surface cooler (24) and used for collecting condensed water, and the condensed water tray is obliquely arranged.

8. The fresh air conditioning equipment suitable for roof installation in a large space according to claim 6, wherein: powerful air supply module is including locating air supply fan (28) of the air-out end of air inlet cavity (14), wind direction water conservancy diversion module is including locating a plurality of angle regulation's of air outlet end department of air inlet cavity (14) wind guide plate (22).

9. A fresh air conditioning apparatus suitable for high and large space roof installation as claimed in claim 3, wherein: the air outlet end of the air exhaust cavity (15) is communicated with the air inlet end of the air exhaust fan installation space (12) through a connecting air duct, and one side of the air exhaust cavity (15) is provided with an air return opening (29) communicated with the indoor space.

10. Fresh air conditioning apparatus suitable for high and large space roof installation according to any one of claims 1 to 9, wherein: the control module comprises an electric control module arranged in an electric control box (30) and a water control module arranged in a hydraulic control box (31), wherein a temperature sensor is arranged on the inner wall of an indoor air conditioner main body (5) between a fresh air filtering module and an air heat exchange module, on the inner wall of the indoor air conditioner main body (5) between the air heat exchange module and a condensate water collecting module, on the inner wall of the indoor air conditioner main body (5) at the wind direction diversion module and on the inner wall of the indoor air conditioner main body (5) at the air return port.