CN111561740A - Lower air supply modular machine room air conditioner of inclined evaporator and air conditioner module - Google Patents

Lower air supply modular machine room air conditioner of inclined evaporator and air conditioner module Download PDF

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Publication number
CN111561740A
CN111561740A CN202010515213.3A CN202010515213A CN111561740A CN 111561740 A CN111561740 A CN 111561740A CN 202010515213 A CN202010515213 A CN 202010515213A CN 111561740 A CN111561740 A CN 111561740A
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CN
China
Prior art keywords
evaporator
air conditioner
compressor
machine room
pipeline
Prior art date
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Pending
Application number
CN202010515213.3A
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Chinese (zh)
Inventor
吕东建
张华�
刘家权
谭东升
陈苏荣
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Haiwu Technology Co Ltd
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Guangdong Haiwu Technology Co Ltd
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Application filed by Guangdong Haiwu Technology Co Ltd filed Critical Guangdong Haiwu Technology Co Ltd
Priority to CN202010515213.3A priority Critical patent/CN111561740A/en
Publication of CN111561740A publication Critical patent/CN111561740A/en
Pending legal-status Critical Current

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/00073—Indoor units, e.g. fan coil units comprising a compressor in the indoor unit housing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0003—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station characterised by a split arrangement, wherein parts of the air-conditioning system, e.g. evaporator and condenser, are in separately located units
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0059—Indoor units, e.g. fan coil units characterised by heat exchangers
    • F24F1/0063—Indoor units, e.g. fan coil units characterised by heat exchangers by the mounting or arrangement of the heat exchangers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0087—Indoor units, e.g. fan coil units with humidification means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/89—Arrangement or mounting of control or safety devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/20—Casings or covers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/22—Means for preventing condensation or evacuating condensate
    • F24F13/222—Means for preventing condensation or evacuating condensate for evacuating condensate
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20709—Modifications to facilitate cooling, ventilating, or heating for server racks or cabinets; for data centers, e.g. 19-inch computer racks
    • H05K7/208—Liquid cooling with phase change
    • H05K7/20827—Liquid cooling with phase change within rooms for removing heat from cabinets, e.g. air conditioning devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/20—Casings or covers
    • F24F2013/202—Mounting a compressor unit therein
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/20—Casings or covers
    • F24F2013/205—Mounting a ventilator fan therein
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/20—Casings or covers
    • F24F2013/207—Casings or covers with control knobs; Mounting controlling members or control units therein

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Other Air-Conditioning Systems (AREA)

Abstract

The invention discloses a lower air supply modular machine room air conditioner with an inclined evaporator, which comprises: the air conditioner comprises a frame, cabinet plates, a fan, a compressor and an evaporator, wherein the cabinet plates are sequentially connected and enclosed to form an empty bin; the first electric cabinet is arranged on the front end face in an area enclosed between the evaporator and the frame. All set up devices such as fan, automatically controlled subassembly, compressor and evaporimeter in same empty storehouse through the setting to utilize the space that the evaporimeter separated, properly arrange each part, not only simplified pipeline design and refrigerant pipeline greatly and strided the storehouse and connect and install fixed problem, simultaneously owing to reduced solitary compressor storehouse or automatically controlled storehouse, the whole size of unit width reduces, area is littleer, higher heat exchange efficiency can be realized to equal unit area.

Description

Lower air supply modular machine room air conditioner of inclined evaporator and air conditioner module
Technical Field
The invention relates to the field of air conditioning equipment, in particular to a lower air supply modular machine room air conditioner with an inclined evaporator and an air conditioning module.
Background
The temperature has a great influence on electronic components, insulating materials and recording media of computer room equipment. Therefore, the temperature and the relative humidity of the machine room can be controlled to be plus or minus 1 ℃ by the machine room precision air conditioner, so that the service life and the reliability of equipment are greatly improved.
However, machine room air conditioners on the market mostly adopt the mode that the compressor becomes the storehouse alone in order to improve the efficiency of arranging, and this kind of mode can cause the intermodule to splice when installing, and the refrigerant pipeline is difficult to be arranged, needs carry out a large amount of weldment work to lead to the welded joint to be many, system stability and reliability are difficult to be guaranteed, and bring the big problem of whole unit area. Based on this, a lower air-out single-module machine room air conditioner indoor unit is provided, which comprises a cabinet, wherein an evaporator and a compressor are arranged in the cabinet, the evaporator is integrally platy and inclines to one side of the cabinet, and the compressor is arranged below the evaporator. By implementing the technical scheme of the invention, the design of an electric control cabinet is cancelled, the refrigerating capacity per unit area is increased, and the installation space of a client is saved; and after the design of the electric control cabinet is cancelled, the cost advantage is obvious; the devices adopted by each module are all arranged in the refrigeration cabinet, namely the cabinet of the scheme, so that each module forms an independent functional refrigeration module, and the functions are independent and the modules are independent in the true sense. However, the design of separately configuring the electric control cabinet requires field installation of control devices, which increases complexity of field construction and installation, delays construction progress, requires longer length of wires, and increases cost.
Based on this, how to provide a modularization computer lab air conditioner that can solve when the concatenation installation between the module, the refrigerant pipeline is difficult to arrange, and welding node is many, and system stability and reliability are difficult to guarantee to and the big scheduling problem of whole unit area, become the problem that needs to solve in the industry urgently.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects in the prior art, the invention provides the modularized machine room air conditioner which can comprehensively solve the problems that refrigerant pipelines are not easy to arrange, welding nodes are more and the like when modules are spliced and installed.
The technical scheme is as follows: a lower air supply modular machine room air conditioner of a tilting evaporator comprises:
the air conditioner comprises a frame, and a left cabinet plate, a rear cabinet plate and a right cabinet plate which are arranged on the frame, wherein the left cabinet plate, the rear cabinet plate and the right cabinet plate are sequentially connected to form an empty bin;
the air conditioner also comprises a fan, a compressor, an expansion valve and an evaporator, wherein the fan is arranged in the fan bin, the evaporator is a flat plate type heat exchanger, inclines towards the horizontal direction and is arranged in the air duct bin, the air duct bin is divided into an upper air inlet area and a lower air outlet area, the compressor is arranged in the lower air outlet area, the expansion valve, the evaporator and the compressor are sequentially connected through a pipeline, the expansion valve is connected with an external outdoor unit through a pipeline, and the external outdoor unit is connected with the compressor through a pipeline;
the front end face of the upper air inlet area is provided with a first electric cabinet for accommodating an electric control assembly, and the first electric cabinet is connected with the evaporator and the frame respectively.
Furthermore, the bottom end of the evaporator is connected with the frame through a support, the support is a rectangular frame body formed by surrounding a plurality of supporting rods, a water receiving tray used for receiving condensed water on the evaporator is further arranged at the top end of the support, and a liquid pipe valve assembly is arranged in the support.
And the second electric cabinet is arranged on the front side end face of the lower air outlet area and is positioned above the compressor.
Further, still include the humidification subassembly, the humidification subassembly includes humidification jar and humidification outlet pipeline, the humidification jar set up in bottom just is located in the lower part air-out zone the compressor front side or set up in the upper portion air-in zone and fixed with the right side frame.
Furthermore, the horizontal peripheral end faces of the lower air outlet area are sealed with cover plates.
Further, still including setting up in the branch liquid head of lower part air-out district, divide the liquid head respectively with the expansion valve the evaporimeter intercommunication, divide the liquid head set up in evaporimeter one side and be on a parallel with the evaporimeter sets up.
Furthermore, a water receiving box used for receiving condensed water is arranged at the lower end of the evaporator, a fixed seat is arranged on the left side of the water receiving box, and the fixed seat is fixedly connected with the liquid pipe.
Furthermore, a plurality of preformed holes are formed in the lower portion of the right cabinet plate, a port used for being connected with an external outdoor unit is correspondingly formed in the pipeline, and the port is arranged on the inner side of the right cabinet plate and close to the preformed holes.
Further, the pipeline is followed the evaporimeter lower extreme extends to the expansion valve lower extreme, and extend to in the support, the pipeline is in form at least one U type structure in the support, just the U type structure is parallel and press close to crossbeam group sets up, U type structure tail end extends to reserve mouthful side forms the port.
An air conditioning module comprising: the system comprises an outdoor unit and a plurality of lower air supply modular machine room air conditioners of the inclined evaporator, wherein the plurality of lower air supply modular machine room air conditioners are arranged in parallel and are connected with the outdoor unit through pipelines, and every two adjacent lower air supply modular machine room air conditioners are distributed in a mirror symmetry mode.
Has the advantages that: according to the lower air supply modular machine room air conditioner with the inclined evaporator, the fan, the electric control assembly, the compressor, the evaporator and other devices are all arranged in the same empty bin, and the space separated by the evaporator is utilized to properly arrange all parts, so that the problems of pipeline design and cross-bin connection and installation and fixation of refrigerant pipelines are greatly simplified, and meanwhile, as the independent compressor bin or electric control bin is reduced, the whole size of the width of a machine set is reduced, the occupied area is smaller, and higher heat exchange efficiency can be realized by the same unit occupied area. And, through setting up the first electric cabinet in upper air inlet district front end to make down air supply modularization computer lab air conditioner realize maintaining from the front completely, need not to set up in addition the maintenance mouth, directly open the cabinet door and can maintain the maintenance to the components and parts in compressor, the electric cabinet, improved maintenance efficiency greatly.
Drawings
FIG. 1 is a schematic plan view of an embodiment of a lower air supply modular room air conditioner with a tilted evaporator according to the present invention;
fig. 2 is a schematic perspective view of a lower air supply modular machine room air conditioner of the inclined evaporator shown in fig. 1;
FIG. 3 is an enlarged view of the structure shown at A in FIG. 2;
fig. 4 is a schematic perspective view of another angle of the lower air supply modular room air conditioner of the inclined evaporator shown in fig. 1;
fig. 5 is a schematic plane structure diagram of the air conditioning module of the machine room of the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the description relating to "first", "second", etc. in the present invention is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.
Referring to fig. 1 to 3, an embodiment of the modularized air conditioner in the machine room of the present invention includes a frame 1, and a left cabinet plate 11, a rear cabinet plate and a right cabinet plate which are arranged on the frame 1, wherein the left cabinet plate 11, the rear cabinet plate and the right cabinet plate are sequentially connected to form an empty bin, a beam group is arranged in the empty bin, the beam group divides the empty bin into an air channel bin and a fan bin 23 which are arranged up and down, and a cabinet door 12 which can be opened and closed is arranged at the front side of the empty bin;
the air conditioner also comprises a fan 231, a compressor 4, an expansion valve and an evaporator 3, wherein the fan 231 is arranged in the fan bin 23 and can slide downwards out of the fan bin 23. The fan 231 is arranged in the fan chamber 23, the evaporator 3 is a flat plate type heat exchanger, is inclined towards the horizontal direction and is arranged in the air channel chamber, and divides the air channel chamber into an upper air inlet area 21 and a lower air outlet area 22, the compressor 4 is arranged in the lower air outlet area 22, the expansion valve, the evaporator and the compressor are sequentially connected through a pipeline, the expansion valve is connected with an external outdoor unit through a pipeline, and the external outdoor unit is connected with the compressor through a pipeline.
The front end face of the upper air inlet area 21 is provided with a first electric cabinet 211 used for containing an electric control assembly, the first electric cabinet 211 is respectively connected with the evaporator 3 and the frame 1, and preferably, the first electric cabinet 211 avoids the vertical projection of the fan 231.
Preferably, the compressor 4 is connected to the frame 1 by a slide assembly so that the compressor 4 can slide out of the empty bin in a horizontal fore-and-aft direction towards the cabinet door 12. Thereby conveniently set up the pipeline hole that compressor 4 and the condenser of off-premises station are connected on the cabinet board, reduced the pipeline arrangement cost of compressor 4 installation, also made things convenient for the maintenance work of compressor 7 simultaneously, improved work efficiency.
In the operating state, the air flow is blown out of the fan 231 through the evaporator 3 in sequence by the action of the fan 231. With fan 231 through the setting, automatically controlled subassembly, devices such as compressor 4 and evaporimeter 3 are all set up in same empty storehouse, need not to design independent automatically controlled storehouse or compressor storehouse separately, thereby make circuit or pipeline only arrange in an empty storehouse, need not to stride across other modularization computer lab air conditioners, the length of circuit and pipeline has not only been reduced, and simplified pipeline design and refrigerant pipeline greatly and striden the storehouse and connect and install fixed problem, simultaneously because independent compressor storehouse or automatically controlled storehouse have been reduced, make full use of the inner space of modularization computer lab air conditioner, modularization computer lab air conditioner width whole size reduces, area is littleer, higher heat exchange efficiency can be realized to equal unit area. In the embodiment, the frame 1 is a standard frame 1, and the frame 1 is provided with mounting holes at equal intervals. And, through setting compressor 4 to the first electric cabinet 211 that can follow the horizontal direction back-and-forth movement and seal upper portion air inlet district 21 to make down air supply modularization computer lab air conditioner realize can maintaining from the front completely, need not to set up in addition the maintenance mouth, directly open cabinet door 12 and can maintain all devices in the modularization computer lab air conditioner, for example compressor 4, components and parts in the electric cabinet, evaporimeter, pipeline valve member etc. and overhaul efficiency has been improved greatly.
In this embodiment, the first electric cabinet 211 is a main electric cabinet, and is disposed at a front end of an area enclosed between the evaporator 3 and the frame 1, and the first electric cabinet 211 is connected to the evaporator 3 and the frame 1, respectively. Preferably, one end of the first electric cabinet 211 is rotatably and movably connected with the frame 1 through a turnover mechanism, so that the first electric cabinet 211 can be pulled out or closed like a door, and the maintenance is convenient.
In this embodiment, frame 1 is connected through support 6 to 3 bottoms of evaporimeter, and support 6 is for enclosing synthetic rectangular frame body through a plurality of branches, and 6 tops of support still are equipped with and are used for receiving the water collector of comdenstion water on the evaporimeter, are equipped with liquid pipe valve subassembly in the support 6. The liquid pipe valve component comprises a liquid sight lens, a drying filter, an electromagnetic valve and other valve component combinations on pipelines, so that the space size is fully utilized on the premise of ensuring the normal maintenance function of the valve, and the modularized configuration in the frame 1 is formed.
The air conditioner also comprises a second electric cabinet 221, wherein the second electric cabinet 221 is arranged on the front side end face of the lower air outlet area 22 and is positioned above the compressor 4. The second electric control assembly and the compressor 4 are installed on the same side, the shortest circuit connection can be realized through the same-side installation, the arrangement difficulty of the circuit is reduced, the cost is reduced, the space in the frame 1 is fully utilized, and the equipment volume is saved. In this embodiment, the first electric cabinet 211 is provided with an electric module such as a power supply, a connector, and a processor, and the second electric cabinet 221 is provided with a frequency converter for performing frequency conversion control on the compressor 4. In other embodiments, two second electric cabinets 221 are arranged on the front end surface of the lower air outlet area 22, and are respectively used for arranging a frequency converter and controllers of various sensors. The frequency converter is connected with the compressor 4, so that the output frequency of the compressor 4 can be adjusted in real time according to the heat load condition of the environment, the output of the refrigerating capacity is controlled, the output as required can be realized, and the waste of the refrigerating capacity is avoided.
As a further optimization of the present embodiment, the present invention further comprises a humidifying assembly, the humidifying assembly comprises a humidifying tank 5 and a humidifying outlet pipeline, and the humidifying tank 5 is disposed at the bottom in the lower air outlet region 22 and located at the front side of the compressor 4. The arrangement of the humidifying component can provide the function of adjusting constant temperature and constant humidity of the modular machine room air conditioner, and the arrangement of the humidifying component on the front side of the compressor 4 in the lower air outlet area 22 effectively utilizes the space, effectively reduces the overall size of the air conditioner and is convenient for maintaining the humidifying tank 5 from the front. In other embodiments, the humidification tank 5 may also be disposed in the upper air inlet area 21 and connected to the frame 1 after being located in the first electric cabinet 211, which also plays a role of effectively utilizing space, and such structural changes still fall within the protection scope of the present invention.
As further optimization to this embodiment, the front, rear, left and right end faces of the lower air-out section 22 are all sealed with cover plates or directly sealed by cabinet plates, i.e. the horizontal periphery is sealed, so as to ensure the operation efficiency of the fan 231 and avoid the dissipation of cold air. As a further optimization of this embodiment, the front end face of the lower air-out section 22 is sealed by three cover plates arranged up and down, so that the whole cover plate does not need to be detached when the maintenance is carried out, and only the small cover plate needs to be detached.
In this embodiment, the outdoor unit further includes a liquid separation head 31 disposed in the lower air-out region 22 for dispersedly conveying the refrigerant to the evaporator 3, the liquid separation head 31 is respectively communicated with the evaporator 3 and the expansion valve 7, the expansion valve 7 is communicated with the outdoor unit and the evaporator 3, the expansion valve 7 is disposed near the evaporator 3, and the liquid separation head 31 is disposed on one side of the evaporator 3 and parallel to the evaporator. Thus, the space is fully utilized, and the maintenance personnel can not be shielded from examining and repairing other important components such as the compressor 4. In other embodiments the expansion valve 7 may also be arranged above the evaporator 3, such constructional variations still falling within the scope of protection of the present invention.
The lower extreme of evaporimeter 3 is equipped with the water receiving box that is used for accepting the comdenstion water, and the water receiving box left side is equipped with fixing base 61, fixing base 61 and pipeline 71 fixed connection to improved expansion valve 7's fixed effect, can not appear because of displacement and the phenomenon such as pipeline fracture that the expansion valve 7 leads to jolts in the transportation. In this embodiment, the fixing base 61 is a rectangular frame, one end of which is connected to the water receiving box by a bolt, and the other end of which is fixed to the pipeline 71 at the lower end of the expansion valve 7 by a bolt.
The lower portion of the right cabinet plate is provided with a plurality of preformed holes, the pipeline 71 is correspondingly provided with a port 712 used for being connected with an external outdoor unit, and the port is arranged on the inner side of the right cabinet plate and close to the preformed holes so as to facilitate welding during field installation, avoid field drilling and other operations, and improve the field working efficiency.
The pipeline 71 extends from the lower end of the evaporator 3 to the lower end of the expansion valve 7 and extends into the bracket 6, at least one U-shaped structure 711 is formed in the bracket 6, the U-shaped structures 711 are arranged in parallel and close to the beam group, and the tail end of the U-shaped structure 711 extends to the reserved opening side to form a port 712. So, can provide certain elasticity, improve the pipeline and the shockproof effect of compressor during operation when the transportation, avoid the pipeline to damage.
In this embodiment, still include second electric cabinet 221, second electric cabinet 221 sets up in lower part air-out district 22 and is located the compressor 4 top for second electric cabinet 221 and the installation of compressor 4 homonymy, this kind of homonymy installation can realize that the circuit connection is shortest, has reduced the degree of difficulty of arranging of circuit, has reduced the cost, moreover make full use of the space in the frame 1, save equipment volume. The second electric cabinet 221 can also be arranged inside the frame 1 in a drawable manner by adopting a sliding rail assembly, so that the maintenance is more convenient.
In this embodiment, the first electric cabinet 211 includes electric modules such as a power supply, a connector, and a processor, and the second electric cabinet 221 is a frequency converter for performing frequency conversion control on the compressor 4. In other embodiments, the first electrical cabinet 211 is a frequency converter, and the second electrical cabinet 221 is an electrical module such as a power supply, a connector, and a processor, and such structural changes still fall within the scope of the present invention. In other embodiments, two second electric cabinets 221 are arranged on the front end surface of the lower air outlet area 22, and are respectively used for arranging a frequency converter and controllers of various sensors. The frequency converter is connected with the compressor 4, so that the output frequency of the compressor 4 can be adjusted in real time according to the heat load condition of the environment, the output of the refrigerating capacity is controlled, the output as required can be realized, and the waste of the refrigerating capacity is avoided.
As the further optimization to this embodiment, still including setting up in the vapour and liquid separator of lower part air-out district for carry out gas-liquid separation with the refrigerant of outflow in the evaporimeter 3, prevent that liquid refrigerant from getting into compressor 4 induction port and causing the liquid to hit, vapour and liquid separator set up in the lower part air-out district of compressor 4 rear side, vapour and liquid separator passes through the pipeline and connects evaporimeter 3 with compressor 4 respectively.
As a further optimization of the present embodiment, the outdoor unit further includes an oil separation device 8 disposed in the lower air outlet region for separating antifreeze oil or lubricant oil from the refrigerant discharged from the air outlet of the compressor 4, the oil separation device 8 is disposed in the lower air outlet region behind the compressor 4, and the oil separation device 8 is connected to the outdoor unit and the compressor 4 through pipes, respectively. Through setting up oil content device 8 in compressor 4 rear, guaranteed that compressor 4's maintenance work is not influenced.
The invention also provides a machine room air conditioner module, which comprises an outdoor unit and two modular machine room air conditioners as shown in fig. 4, wherein a plurality of lower air supply modular machine room air conditioners are arranged in parallel and are connected with the outdoor unit through pipelines, and every two adjacent lower air supply modular machine room air conditioners are distributed in a mirror symmetry manner. The number of the lower air supply modular machine room air conditioners of the inclined evaporators 3 is two, and the compressors 4 of the lower air supply modular machine room air conditioners of the inclined evaporators 3 are respectively arranged at the two horizontal ends of the machine room air conditioner module and are all connected with the same outdoor unit through pipelines. In other embodiments, different outdoor units may be connected by pipes, and such structural changes still fall within the scope of the present invention.
In other embodiments, the lower air supply modular room air conditioners of the two inclined evaporators 3 may also be two identical lower air supply modular room air conditioners, and the evaporator 3 in each lower air supply modular room air conditioner is in "/" or "\ \ arrangement, and such structural changes still fall within the protection scope of the present invention.
In this embodiment, the lower air-out regions of the adjacent lower air-supply modular machine room air conditioners are communicated, that is, no cabinet plate is arranged between the lower air-out regions at the bottoms of the two evaporators 3 which are arranged in opposite directions, so as to improve the overall air-out efficiency.
The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the invention and these are intended to be within the scope of the invention.

Claims (10)

1. The utility model provides a lower air supply modularization computer lab air conditioner of tilting evaporimeter which characterized in that includes:
the air conditioner comprises a frame, and a left cabinet plate, a rear cabinet plate and a right cabinet plate which are arranged on the frame, wherein the left cabinet plate, the rear cabinet plate and the right cabinet plate are sequentially connected to form an empty bin;
the air conditioner also comprises a fan, a compressor, an expansion valve and an evaporator, wherein the fan is arranged in the fan bin, the evaporator is a flat plate type heat exchanger, inclines towards the horizontal direction and is arranged in the air duct bin, the air duct bin is divided into an upper air inlet area and a lower air outlet area, the compressor is arranged in the lower air outlet area, the expansion valve, the evaporator and the compressor are sequentially connected through a pipeline, the expansion valve is connected with an external outdoor unit through a pipeline, and the external outdoor unit is connected with the compressor through a pipeline;
the front end face of the upper air inlet area is provided with a first electric cabinet for accommodating an electric control assembly, and the first electric cabinet is connected with the evaporator and the frame respectively.
2. The inclined evaporator lower air supply modular machine room air conditioner as claimed in claim 1, wherein: the evaporator bottom is connected with the frame through a support, the support is a rectangular frame body formed by enclosing a plurality of supporting rods, a water receiving disc used for receiving condensed water on the evaporator is further arranged at the top end of the support, and a liquid pipe valve assembly is arranged in the support.
3. The inclined evaporator lower air supply modular machine room air conditioner as claimed in claim 1, wherein: the air conditioner further comprises at least one second electric cabinet, wherein the second electric cabinet is arranged on the front side end face of the lower air outlet area and is positioned above the compressor.
4. The inclined evaporator lower air supply modular machine room air conditioner as claimed in claim 1, wherein: still include the humidification subassembly, the humidification subassembly includes humidification jar and humidification outlet pipeline, the humidification jar set up in bottom just is located in the lower part air-out zone the compressor front side or set up in the upper portion air-in zone and fixed with the right side frame.
5. The inclined evaporator lower air supply modular machine room air conditioner as claimed in claim 1, wherein: and cover plates are sealed on the horizontal peripheral end surfaces of the lower air outlet area.
6. The inclined evaporator lower air supply modular machine room air conditioner as claimed in claim 1, wherein: still including setting up in the liquid separation head in lower part air-out district, the liquid separation head respectively with the expansion valve the evaporimeter intercommunication, the liquid separation head set up in evaporimeter one side and be on a parallel with the evaporimeter sets up.
7. The inclined evaporator lower air supply modular machine room air conditioner as claimed in claim 6, wherein: the evaporator lower extreme is equipped with the water receiving box that is used for accepting the comdenstion water, the water receiving box left side is equipped with the fixing base, the fixing base with liquid pipe fixed connection.
8. The inclined evaporator lower air supply modular machine room air conditioner as claimed in claim 6, wherein: the lower portion of the right cabinet plate is provided with a plurality of preformed holes, the pipeline is correspondingly provided with a port used for being connected with an external outdoor unit, and the port is arranged on the inner side of the right cabinet plate and close to the preformed holes.
9. The inclined evaporator lower air supply modular machine room air conditioner as claimed in claim 8, wherein: the pipeline is followed the evaporimeter lower extreme extends to the expansion valve lower extreme, and extend to in the support, the pipeline is in form at least one U type structure in the support, just the U type structure is parallel and press close to crossbeam group sets up, U type structure tail end extends to reserve mouthful side forms the port.
10. An air conditioner module, characterized in that includes: an outdoor unit and a plurality of lower blowing modular room air conditioners of the inclined evaporator of any one of claims 1 to 9, wherein the plurality of lower blowing modular room air conditioners are arranged in parallel and connected with the outdoor unit through pipelines, and every two adjacent lower blowing modular room air conditioners are distributed in mirror symmetry.
CN202010515213.3A 2020-06-08 2020-06-08 Lower air supply modular machine room air conditioner of inclined evaporator and air conditioner module Pending CN111561740A (en)

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CN202010515213.3A CN111561740A (en) 2020-06-08 2020-06-08 Lower air supply modular machine room air conditioner of inclined evaporator and air conditioner module

Applications Claiming Priority (1)

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CN202010515213.3A CN111561740A (en) 2020-06-08 2020-06-08 Lower air supply modular machine room air conditioner of inclined evaporator and air conditioner module

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CN111561740A true CN111561740A (en) 2020-08-21

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112050453A (en) * 2020-09-19 2020-12-08 杨华 Heat exchange core body replacement door body structure of total heat exchanger

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112050453A (en) * 2020-09-19 2020-12-08 杨华 Heat exchange core body replacement door body structure of total heat exchanger

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