CN203036781U

CN203036781U - Air conditioner in machine room

Info

Publication number: CN203036781U
Application number: CN 201220627711
Authority: CN
Inventors: 祝长宇; 丁式平
Original assignee: Beijing Deneng Hengxin Technology Co Ltd
Current assignee: Beijing Deneng Hengxin Technology Co Ltd
Priority date: 2012-11-26
Filing date: 2012-11-26
Publication date: 2013-07-03
Anticipated expiration: 2022-11-26

Abstract

The utility model provides an air conditioner in a machine room. The air conditioner in the machine room comprises a condenser, a condenser fan, a machine case, an evaporator, an evaporator fan, a large compressor, a small compressor, a throttle valve, a check valve, an electromagnetic valve, a liquid storage pot and a circuit control part, wherein the condenser and the condenser fan are arranged outdoors, the machine case is arranged indoors, and the evaporator, the evaporator fan, the large compressor, the small compressor, the throttle valve, the check valve, the electromagnetic valve, the liquid storage pot and the circuit control part are arranged inside the machine case. The integral interior of the machine case is divided into three spaces, namely a first space, a second space and a third space, wherein the evaporator and the evaporator fan are arranged in the first space, the circuit control part is arranged in the second space, and the large compressor, the small compressor, the throttle valve, the check valve, the electromagnetic valve, the liquid storage pot and a connecting pipeline part are arranged in the third space. The integral top of the machine case is provided with an air inlet, the bottom of the machine case is provided with an air outlet, and a bypass ventilating duct is formed at the position close to a rear door of the machine case. According to an openable outer shell body, the air conditioner in the machine room is conveniently maintained and burglary can be prevented.

Description

A kind of air conditioner in machine room

Technical field

The utility model belongs to the air conditioner refrigerating technical field, is specifically related to a kind of air conditioner in machine room.

Background technology

Because density of equipment is big in electronic computer and the data processor room, caloric value is big, computer system has certain requirement to temperature, humidity and the dust content etc. of environment, therefore, should establish air-conditioning system at present.In order to guarantee corresponding temperature, damp condition, the steam compression type special air conditioning for device room has obtained widespread usage, even cold district in the winter time, the machine room that caloric value is big also needs to adopt the steam compression type special air conditioning for device room to obtain widespread usage, even cold district in the winter time, the machine room that caloric value is big also need to adopt steam compression type special air conditioning for device room refrigerating operaton to bear the heat radiation load.Yet, for the northern area of China, temperature in winter and transition season most of the time in spring and autumn is lower than 20 degree, even in this case, the compressor that existing air-conditioning system must start highly energy-consuming particularly those caloric values is concentrated temperature is controlled to environment in the demanding workplace of cleannes, this scheme that still adopts steam compression type special air conditioning for device room system to lower the temperature to cool off is not energy-conservation, thereby causes the unnecessary waste of electric energy, and operation costs are high.

Summary of the invention

The purpose of this utility model is to provide a kind of air conditioner in machine room, for solving the big problem of energy consumption that exists in the heat pump, and provide a kind of simple in structure, implement easily, the base station air conditioners that have the heat pipe hot pump hybrid system of energy-saving and emission-reduction, according to indoor and outdoor temperature and indoor load situation, unit is optionally with heat pump cycle or the operation of heat pipe circulation pattern, in the target that guarantees to realize under the prerequisite that room temperature lowering requires energy-saving run, this base station air conditioner not only makes the heat pump refrigerating heat transfer technology of heat pipe merge mutually, realizes that both have complementary advantages.

The utility model technical solution problem adopts following technical scheme:

A kind of air conditioner in machine room comprises being arranged at outdoor condenser, condenser fan and being arranged at indoor cabinet and being arranged at evaporimeter, evaporator fan, big compressor, little compressor, choke valve, check valve, magnetic valve, fluid reservoir and circuit control section in this cabinet; Described cabinet comprises the front and back door that is parallel to each other, the left and right sides wall that connects the front and back door and the last lower wall of vertical described cabinet, and whole cabinet inside is divided into three spaces, is respectively first space, second space and the 3rd space; First space of described cabinet is placed with evaporimeter and evaporator fan, evaporimeter is positioned over first space of described cabinet sideling, first space segmentation of described cabinet is become upper and lower two zones, the top of evaporimeter is the air intake district, the bottom of evaporimeter is wind outlet area, and evaporator fan is positioned over the wind outlet area of bottom; Second space of described cabinet is placed with the circuit control section; The 3rd space of described cabinet is placed with big compressor, little compressor, choke valve, five check valves, magnetic valve, fluid reservoir and connecting pipe parts; The top of described cabinet has air inlet, and the bottom has air outlet; The bottom in described first space to the bottom of cabinet is being provided with ventilating duct on one side near place, cabinet back door, make the wind that comes out to enter its underpart wind outlet area from evaporimeter under the effect of evaporator fan, deliver to the air outlet of cabinet bottom through this bypass air channel, enter in the rack of machine room by the floor panel structure of setting in the machine room then; The Qianmen of described cabinet is the dodge gate of one, opening and closing at any time, and the display of control panel is placed on the middle and upper part at Qianmen; Described evaporimeter, condenser, big compressor, fluid reservoir, check valve, choke valve, magnetic valve connect to form a heat pump circulating system by connecting pipe, evaporimeter, condenser, little compressor, fluid reservoir, check valve connect to form a heat pipe circulatory system by connecting pipe, and indoor set and off-premises station are connected to form a kind of air conditioner in machine room that has the heat pipe hot pump hybrid system like this.

The fin of the above evaporimeter is that hydrophilic aluminum foil material is made, evaporimeter is positioned over first space of cabinet sideling, and first space segmentation is become upper and lower two aerated areas, and the top of evaporimeter is the air intake district, the bottom is wind outlet area, and evaporator fan is positioned over the wind outlet area of bottom.

The above circuit control section is being controlled circuit logic computing and the equipment run switch of whole device, can realize the automation start and stop as required.

The utility model compared with prior art merges separate heat pipe technology and steam compression type refrigeration technology, has complementary advantages, takes full advantage of the power-saving technology of natural cooling source mutually.When indoor required design temperature is lower than outdoor temperature, carry out radiating and cooling by heat pump cycle, when indoor required design temperature is higher than outdoor temperature, carry out radiating and cooling by the heat pipe circulation, northern area has approximately that to exceed time of 2/3rds be that outdoor temperature is lower than indoor required design temperature throughout the year, like this under the heat pipe pattern, the highly energy-consuming heat pump need not to start, only with the heat pipe energy-saving module and the blower fan that start low power consuming, energy consumption is extremely low.

Description of drawings

Fig. 1 is the side structure schematic diagram of the indoor set of air-conditioning for this reason.

Fig. 2 is the Facad structure schematic diagram of the indoor set of air-conditioning for this reason.

Fig. 3 is the workflow diagram of first kind of scheme of the utility model.

Fig. 4 is the workflow diagram of second kind of scheme of the utility model.

Among the figure: (1) evaporimeter; (2) condenser; (3) big compressor; (4) little compressor; (5) choke valve; (6) fluid reservoir; (71) ~ (72) magnetic valve; (81) ~ (84) check valve; (9) return the liquid capillary; (10) return-air hole; (11) interior machine enclosure; (111) display of control panel; (112) air outlet of cabinet; (113) air inlet of cabinet; (114) bypass air channel; (12) first spaces; (13) second spaces; (131) circuit control section; (14) the 3rd spaces; (15) evaporator fan; (16) cross valve.

The specific embodiment

Also be described further by reference to the accompanying drawings below by embodiment.

The system and device agent structure that present embodiment relates to when realizing comprises evaporimeter (1), condenser (2), big compressor (3), little compressor (4), choke valve (5), fluid reservoir (6), magnetic valve (71) ~ (72), check valve (81) ~ (84), return liquid capillary (9), return-air hole (10), interior machine enclosure (11), the display of control panel (111), the air outlet of cabinet (112), the air inlet of cabinet (113), first space (12), second space (13), circuit control section (131), the 3rd space (14), evaporator fan (15), cross valve (16) and gas-liquid delivery pipe.

Embodiment one:

The workflow diagram of first kind of scheme of the present utility model as shown in Figure 3, big compressor (3), condenser (2), check valve (83), fluid reservoir (6), check valve (84), choke valve (5), evaporimeter (1) and magnetic valve (71) are linked in sequence according to above-listed by connecting pipe, have formed a heat pump cycle loop; On the in parallel and big compressor (3) in the formed loop of check valve (81), fluid reservoir (6) and check valve (82), and the input of the output of check valve (83) and check valve (84) is positioned at the top of fluid reservoir (6) liquid refrigerant liquid level; Described little compressor (4), magnetic valve (72) and the output of time liquid capillary (9) series arm and the output of check valve (84) and choke valve (5) series arm are connected in evaporimeter (1) liquid feeding end; The output of described time liquid capillary (9) is positioned at the bottom of fluid reservoir (6) liquid refrigerant liquid level, and the input of its output and check valve (83), condenser (2) outlet end and little compressor (4) drawing liquid are connected in cross valve (16); So little compressor (4), magnetic valve (72), evaporimeter (1), check valve (81), fluid reservoir (6), check valve (82), condenser (2) and cross valve (16) are linked in sequence according to above-listed by connecting pipe, formed a heat pipe main circulation loop, organic assembling by little compressor (4), magnetic valve (72), evaporimeter (1), check valve (81), fluid reservoir (6), time liquid capillary (9) and cross valve (16), form independently working solution circulation, i.e. time liquid closed circuit in the heat pipe circulation; When system works with the heat pipe endless form.

When system worked in the heat pump cycle mode, big compressor (3) was opened check valve (83; 84) be in conducting state, little compressor (4) cuts out, magnetic valve (72), check valve (81; 82) and return liquid capillary (9) and be in cut-off state, big compressor (3) is from the inner gaseous working medium that extracts of evaporimeter (1), become high-temperature high-pressure state and carry to condenser (2) by big compressor (3) gaseous refrigerant, high temperature and high pressure gaseous refrigerant enters the heat radiation in condenser (2) of condenser (2) back, portion gas liquefaction, the gas-liquid two-phase cold-producing medium enters fluid reservoir (6) through condenser (2) catheter under the promotion of high-pressure gaseous refrigerant, gas-liquid refrigeration intermediate medium separates in fluid reservoir according to physical property separately, and the high-pressure liquid intermediate medium enters into evaporimeter (1) through choke valve (5) and evaporimeter (1) catheter successively by check valve (84) and circulates next time.

When using the heat-pipe refrigerating mode of operation, little compressor (4) is opened, magnetic valve (72), check valve (81; 82) and return liquid capillary (9) and be in conducting state, big compressor (3) cuts out check valve (83; 84) be in cut-off state, condenser (2) contacts with low-temperature heat source, gaseous working medium is subjected to the cooling of low-temperature heat source and is condensed into liquid in condenser (2), and emit heat, the liquid-working-medium that condensation forms is under the drive of little compressor (4), they enter into evaporimeter (1) from condenser (2), evaporimeter (1) contacts with high temperature heat source, liquid working media is subjected to the heating of high temperature heat source and is evaporated to gas in evaporimeter (1), and absorption heat, the gas that evaporation forms and part do not have evaporated liquid intermediate medium mutual mixing in flow at high speed to form the gas-liquid two-phase flow body, they flow out from evaporimeter (1) and enter the fluid reservoir (6) through check valve (81), the middle working media basis of gas-liquid two-phase flow physical property is separately separated in fluid reservoir, the gaseous state intermediate medium is delivered in the condenser (2) by check valve (82) place branch road and is circulated next time, liquid intermediate medium passes through back liquid capillary (9) output, the liquid intermediate medium of output and converge from the liquid intermediate medium that condenser (2) comes out and simultaneously to enter into evaporimeter (1) through little compressor (4) is so just formed a kind of cyclic process of novel energy-conserving heat pipe; Above-mentioned two kinds of circulations can be carried out switch operating according to environment and demand.

Embodiment two:

The workflow diagram of second kind of scheme of the utility model as shown in Figure 4, described magnetic valve (72), big compressor (3), condenser (2), fluid reservoir (6), check valve (84), choke valve (5) and evaporimeter (1) are linked in sequence according to above-listed by pipeline each other, have formed a heat pump cycle loop; Described check valve (85) is connected in parallel on the big compressor (3), the output of the output of little compressor (4) and magnetic valve (72) series arm and check valve (84) and choke valve (5) series arm all is connected in the catheter of evaporimeter (1), their input is connected in fluid reservoir (6), then little compressor (4), magnetic valve (72), evaporimeter (1), check valve (85), condenser (2) and fluid reservoir (6) are linked in sequence according to above-listed by associated conduit, formed a heat pipe closed circuit, these two circulations are carried out exchange work according to environment and demand and have just been formed a kind of heat pipe hot pump hybrid system like this.

When using the heat pump refrigerating mode of operation, big compressor (3) is opened, magnetic valve (71) and check valve (84) are in conducting state, little compressor (4) cuts out simultaneously, magnetic valve (72) and check valve (85) are in closed condition, the pressure of taking out owing to big compressor (3), check valve (85) place branch road does not almost have passing through of refrigeration working medium, the liquid condensation agent is absorbed heat in evaporimeter (1) and is reduced indoor temperature like this, liquid condensation agent after the heat absorption becomes gaseous state, become high-temperature high-pressure state and carry to condenser (2) by big compressor (3) gaseous refrigerant, high temperature and high pressure gaseous refrigerant enters back heat radiation in condenser (2) in the condenser (1), portion gas liquefaction, the gas-liquid two-phase cold-producing medium enters fluid reservoir (6) through condenser (2) catheter under the promotion of high-pressure gaseous refrigerant, gas-liquid refrigeration intermediate medium separates in fluid reservoir according to physical property separately, and the high-pressure liquid intermediate medium enters into evaporimeter (1) through choke valve (5) and evaporimeter (1) catheter successively by check valve (84) and circulates next time.

When using the heat-pipe refrigerating mode of operation, little compressor (4) is opened, magnetic valve (72) and check valve (85) are in conducting state, big compressor (3) cuts out, magnetic valve (71) and check valve (84) are in closed condition, little compressor (4) extracts a large amount of liquid refrigeration working medium and replenishes the stable a small amount of gaseous state refrigeration working medium of whole circulation by the part of return-air hole (10) in fluid reservoir (6) simultaneously, successively through magnetic valve (72), and evaporimeter (1) catheter enters evaporimeter (1), evaporimeter (1) contacts with high temperature heat source, liquid working media is subjected to the heating of high temperature heat source and is evaporated to gas in evaporimeter (1), and absorption heat, the gas that evaporation forms and part do not have evaporated liquid intermediate medium mutual mixing in flow at high speed to form the gas-liquid two-phase flow body, they are successively through evaporimeter (1) wireway, check valve (85) and condenser (2) wireway enter condenser (2), condenser (2) contacts with low-temperature heat source, gaseous working medium is subjected to the cooling of low-temperature heat source and is condensed into liquid in condenser (2), and emit heat, liquid-working-medium the taking out under the pressure effect at little compressor (4) that condensation forms, enter in the fluid reservoir (6) through condenser (2) catheter, it carries out gas-liquid separation, store and shunting, circulate next time.

This like this heat pipe hot pump hybrid system can be according to the difference of indoor required design temperature and outdoor temperature, optionally (it can be controlled fully automatically, also can be by controlling to adjust duty manually) run on heat pump refrigerating mode of operation or heat-pipe refrigerating mode of operation, guaranteeing that the prerequisite that room temperature lowering requires is issued to energy-saving run; When higher or indoor load is excessive when outdoor temperature, heat pipe hot pump hybrid system operating heat pump refrigeration work pattern, operation principle is identical with general frequency conversion or non-frequency air-conditioning, and indoor heat is dissipated to the exterior space by vapor-compression refrigerant cycle, reaches the cooling cooling effect of the interior space; When outdoor temperature is lower than the indoor temperature certain value, compressor cuts out, unit enters the heat-pipe refrigerating mode of operation automatically, by the heat pipe energy-saving module gaseous refrigerant is brought to condensation heat release in the condenser, become condensate liquid at last, condensate liquid flow to evaporimeter again and absorbs heat under the effect of heat pipe energy-saving module, whole system by the heat pipe energy-saving module with indoor heat to outdoor transmission.

Claims

1. air conditioner in machine room, it is characterized in that, comprise being arranged at outdoor condenser (2) and being arranged at indoor cabinet (11) and being arranged at evaporimeter (1), evaporator fan (15), big compressor (3), little compressor (4), choke valve (5), check valve (81) ~ (85), magnetic valve (71 in this cabinet; 72), fluid reservoir (6) and circuit control section (131); Described cabinet (11) comprises the front and back door that is parallel to each other, the left and right sides wall that connects the front and back door and the last lower wall of vertical described cabinet, whole cabinet inside is divided into three spaces, is respectively first space (12), second space (13) and the 3rd space (14); Described first space (12) is placed with evaporimeter (1) and evaporator fan (15), evaporimeter (1) is positioned over first space (12) sideling, first space segmentation is become upper and lower two zones, the top of evaporimeter (1) is air intake district (121), the bottom of evaporimeter (1) is wind outlet area (122), and evaporator fan (15) is positioned over the wind outlet area (122) of bottom; Described second space (13) is placed with circuit control section (131); The 3rd space (14) of described cabinet (11) is placed with big compressor (3), little compressor (4), choke valve (5), check valve (81) ~ (85), magnetic valve (71; 72), fluid reservoir (6) and connecting pipe part; The top of described cabinet (11) has air inlet (113), and the bottom has air outlet (112); The bottom in described first space (12) to the bottom of cabinet (11) is being provided with ventilating duct (114) on one side near place, cabinet back door, make the wind that comes out to enter its underpart wind outlet area (122) from evaporimeter (1) under the effect of evaporator fan (15), deliver to the air outlet (112) of cabinet bottom through this bypass air channel (114), enter in the rack of machine room by the floor panel structure of setting in the machine room then; The Qianmen of described cabinet (11) is the dodge gate of one, opening and closing at any time, and the display of control panel (111) is placed on the middle and upper part at Qianmen; Described evaporimeter (1), condenser (2), big compressor (3), fluid reservoir (6), check valve (84), choke valve (5), magnetic valve (71) connect to form a heat pump circulating system by connecting pipe, evaporimeter (1), condenser (2), little compressor (4), fluid reservoir (6), check valve (81; 82; 83; 85) connect to form a heat pipe circulatory system by connecting pipe, indoor set and off-premises station are connected to form a kind of air conditioner in machine room that has the heat pipe hot pump hybrid system like this.

2. a kind of air conditioner in machine room according to claim 1, it is characterized in that, the fin of described evaporimeter (1) is that hydrophilic aluminum foil material is made, evaporimeter (1) is positioned over first space (12) of cabinet (11) sideling, first space (12) are divided into upper and lower two aerated areas, the top of evaporimeter (1) is air intake district (121), and the bottom is wind outlet area (122), and evaporator fan (15) is positioned over the wind outlet area (122) of bottom.