CN2405145Y - Low humidification air conditioner set - Google Patents

Abstract

The utility model relates to a low humidification air conditioner set which is formed by the connection of a dehumidifying wheel assembly, a processing blower, a regenerative fan, a regenerative heater, a refrigeration system, etc., wherein, the dehumidifying wheel assembly is composed of a dehumidifying wheel, a sealing ring, an end cover plate, a positioning cam, a speed reducer, etc. The humidification air conditioner set adopts a processing mode of the combination of adsorption type dehumidification and refrigeration type dehumidification, which can provide low humidification, constant temperature, constant humidity and clean gas flow with low energy consumption. The utility model can be used in occasions such as special industries, civil architectures, etc. which have requirements to both humidification and temperature.

Description

A kind of low humidity air-conditioning unit

The utility model relates to a kind of low humidity air-conditioning unit, belongs to the air-conditioning technique field, and the thermostatic and humidistatic air conditioning unit group of low humidity requirement is particularly arranged.

The control of humidity to the technology of developping production, increasing work efficiency and improving environmental degree of comfort has important function.Food, medicine, extraordinary industrial building (clean room, computer room etc.) and public building (sanatorium rehabilitation center, hospital architecture, library, museum etc.) all have strict requirement to ambient temperature and humidity and air quality, usually require relative humidity to be lower than 50%, as (1) air humidity is had air conditioner surroundings the requirement: as electrical equipment industry factory building, airport lounge etc.; (2) relative air humidity is had civilian, the military all kinds of occasions of strict demand: relative humidity requires in the factory and all kinds of warehouse of 20%～45% scope, as medicine, candy, printing, electronic component and industrial chemicals workshop and storehouse; Precision equipments such as control centre, computer floor, programme-controlled exchange machine room, space launching base are deposited occasion; The storage of communication apparatus, ammunition weapon, medicine equipment in the military service, the strategy of large-scale weapon such as tank, aircraft, warship significant points is stocked; (3) special warfare and the engineering of low temperature, low humidity requirement are arranged: requiring dew-point temperature is-40 ℃ dry air, and the Air-conditioning Engineering of specific (special) requirements is arranged as lithium battery, laminated glass, film production and bio-pharmaceuticals etc.; (4) drying process: as the drying of chemical fibre industry polyester slice, the low humidity dehydration of temperature-sensitive material, the production of photosensitive material etc.; (5) occasion of air purity requirement is arranged: the occasion that the air purity requirement is arranged as pharmacy, food, operating room, desinfection chamber, ward etc.; (6) underground engineering and other: underground engineering and instrument, electrical equipment, iron and steel are had factory and warehouse anticorrosion, antirust requirement, as power plant, large-sized bridge steel case, museum etc.; Existing steam compression type air conditioning unit generally can not be satisfied the demand well, because when existing steam compression type air conditioning unit is lower than below-4 ℃ when requirement air dew point temperature, because of the bad solution of evaporator defrost problem, efficient will reduce significantly, energy consumption heightens, and economy is relatively poor; And can't according to actual conditions regulate temperature and humidity with and air is carried out clean quiet, cause the user to be subjected to the harm of " building air conditioning syndrome " deeply.

The purpose of this utility model is to be lower than when moving below-4 ℃ in the air-supply dew-point temperature in order to prevent and solve existing air-conditioning unit, the frosting phenomenon appears in evaporator external, cause shortcoming and problems such as the reduction of air-conditioning unit refrigerating efficiency, energy consumption increase, economy variation, a kind of low humidity air conditioning unit that can improve dehumidification rate, cut down the consumption of energy, guarantee the requirement of conditioned space low humidity constant temperature and humidity of research and design.

The purpose of this utility model realizes by following technical proposals: this low humidity air conditioning unit comprises cabinet, controller, ventilation blower, filter, compressor, I, II level evaporimeter, condenser, drain pan, expansion valve, control valve; This low humidity air conditioning unit also has rotary dehumidifier assembly, regeneration blower fan, regenerative heater, processing blower fan; Handle the side that blower fan and regeneration blower fan are positioned at the rotary dehumidifier assembly, handling blower fan is connected with rotary dehumidifier assembly 3/4 treatment region by the ventilation shaft that I level evaporimeter is installed, the regeneration blower and pipeline is connected with rotary dehumidifier assembly 1/4 renewing zone, ventilation blower is positioned at the opposite side of rotary dehumidifier assembly, be connected with rotary dehumidifier assembly 3/4 treatment region by the ventilation shaft that II level evaporimeter is installed, regenerative heater is connected with rotary dehumidifier assembly 1/4 renewing zone by the regeneration pipeline.

Described rotary dehumidifier assembly is made of rotary dehumidifier, sealing ring, rotary dehumidifier end casing, decelerator, sprocket wheel, chain, positioning cam, pull bar and set bolt with 90 ° of dividing strips; Closely embed in the circular hole on the rotary dehumidifier end casing with the sealing ring of 90 ° of dividing strips, and with rotary dehumidifier shell end face with change the core end face and do the face sealing and contact, decelerator is installed on the rotary dehumidifier end casing, the sprocket wheel that its output the is installed transmission that is meshed with the chain on the rotary dehumidifier shell, four pairs of positioning cams are fixed on four pull bars and with the convex edge, location on the rotary dehumidifier shell and match, article four, the pull bar two ends have connected two rotary dehumidifier end casings by set bolt, make rotary dehumidifier and sealing ring fit tightly.

The utility model low humidity air-conditioning unit is compared with existing air-conditioning unit has following advantage: the processing mode that (1) this low humidity air-conditioning unit adopts absorption type dehumidifying and freeze drying to combine, utilize hot and humid air low with the freeze drying cost, with adsorbent dehumidification rate high characteristics, provide dew-point temperature to the low temperature and low humidity air at-4 to-50 ℃ constant temperature and humidity pure air; Because the rotary dehumidifier assembly of this low humidity air-conditioning unit setting can dehumidify preferably, so this low humidity air-conditioning unit can satisfy the needs of the occasion that air humidity is had higher requirements; Requiring air-conditioning air-supply dew-point temperature is-4 ℃ of following scopes, lower, the good economy performance of unit operation energy consumption, and can utilize low grade heat energies such as solar energy, natural gas, industrial exhaust heat, used heat; (2) Temperature and Humidity Control precision height, the Based Intelligent Control of employing on-line monitoring humiture has improved the degree of accuracy and sensitivity to the whole service process control, and carries out step-less adjustment by the heat of control input regenerative heater; (3) material of being filled in the rotary dehumidifier in this low humidity air-conditioning unit and accompanying additive effect with high efficiency filter, can kill airborne bacterium, and can catalytic decomposition the pernicious gas composition, so use this low humidity air-conditioning unit can fresh air, improve the quality of air.

The utility model is described in further detail below in conjunction with accompanying drawing.

Fig. 1 is the structural representation of low humidity air-conditioning unit.

Fig. 2 is the structural representation of rotary dehumidifier assembly.

Fig. 3 is the vertical view of rotary dehumidifier assembly.

Fig. 1 shows an embodiment of the utility model low humidity air-conditioning unit.As shown in Figure 1, this low humidity air-conditioning unit is made up of cabinet 1, controller 2, processing blower fan 34, ventilation blower 19, filter 3,35, compressor 14, I level evaporimeter 31, II level evaporimeter 21, condenser (being installed in outside the cabinet, not shown), expansion valve 17, control valve 15, rotary dehumidifier assembly, regeneration blower fan 13, regenerative heater 5.Wherein cabinet 1 constitutes closed box by frame and thermal insulation board, and the rotary dehumidifier assembly is made up of rotary dehumidifier 6, sealing ring 9, rotary dehumidifier end casing 23,29, decelerator 28, sprocket wheel 27, chain 26, positioning cam 7, pull bar 8 and set bolt 11 with 90 ° of dividing strips; The position and the annexation of each several part are: the rotary dehumidifier component level places on the supporting rod 30 at cabinet 1 middle part, structure as shown in Figure 2, sealing ring 9 with 90 ° of dividing strips closely embeds rotary dehumidifier end casing 23, in the circular hole on 29, shape as shown in Figure 3, and with rotary dehumidifier 6 shell end faces with change the core end face and do the face sealing and contact, decelerator 28 is installed on the rotary dehumidifier end casing 29, the sprocket wheel 27 that its output the is installed transmission that is meshed with the chain 26 on the rotary dehumidifier shell, four pairs of positioning cams 7 are fixed on four pull bars 8, be distributed on and match around the rotary dehumidifier 6 and with the convex edge, location 24 on its shell with location rotary dehumidifier 6, article four, pull bar 8 two ends have connected two rotary dehumidifier end casings 23 by set bolt 11,29, make rotary dehumidifier 6 and sealing ring 9 fit tightly; Processing blower fan 34 and regeneration blower fan 13 are positioned at the below of rotary dehumidifier assembly, the inlet of handling blower fan 34 is connected with the return air inlet 36 that is mounted with filter 35, outlet is connected with the ventilation shaft 33 that I level evaporimeter 31 is installed, the other end of ventilation shaft 33 is connected with the inlet 25 of rotary dehumidifier assembly 3/4 treatment region, regeneration blower fan 13 inlets are connected with the outlet 10 of rotary dehumidifier assembly 1/4 renewing zone, and the outlet 12 of regeneration blower fan 13 is positioned at outside the panel of cabinet 1; Ventilation blower 19 is positioned at the top of rotary dehumidifier assembly, the inlet of ventilation blower 19 is connected with the ventilation shaft 20 that II level evaporimeter 21 is installed, the other end of ventilation shaft 20 is connected with the outlet 22 of rotary dehumidifier assembly 3/4 treatment region, and the air outlet 18 of ventilation blower 19 is positioned at outside cabinet 1 panel; The inlet 38 of rotary dehumidifier assembly 1/4 renewing zone is connected with regeneration pipeline 39 1 ends, and the other end of regeneration pipeline 39 is connected with the end of regenerative heater 5, and the other end of regenerative heater 5 is connected with the regeneration air port 4 that filter 3 is installed by pipeline; Compressor 14 is connected with I level evaporimeter 31 and II level evaporimeter 21 by pipeline, expansion valve 17 and control valve 15 are positioned on the pipeline of connection, and I level evaporimeter 31, II level evaporimeter 21 and compressor 14 are connected to form cooling circuit by pipeline 16 and condenser (it is outer to be positioned at cabinet).The work operation logic of this low humidity air-conditioning unit is as follows: air is sent into after I level evaporimeter 31 is lowered the temperature freeze drying by handling blower fan 34 malleations through filter 35, enter rotary dehumidifier assembly 3/4 treatment region and carry out the dehumidifying of the absorption type degree of depth, again through wet cooling such as II level evaporimeter 21 grades, send into conditioned space by ventilation blower 19 by air outlet 18 after reaching the air supply parameter requirement; Rotary dehumidifier 6 after the suction transfers rotary dehumidifier assembly 1/4 renewing zone to the rotating speeds of per hour 5～10 commentaries on classics, by the hot blast of regeneration blower fan 13 negative pressure suction through regenerative heater 5 heating, enter the renewing zone from renewing zone inlet 38 sorbing material is carried out desorb, the hot humid air after the regeneration is outdoor from exporting 12 discharges via regeneration blower fan 13; Controller 2 adopts the automatic control of on-line monitoring humiture; temperature and humidity by 37 pairs of air of Temperature Humidity Sensor are regulated; and being provided with runner fault alarm and overtemperature prote function, its refrigerated dehumidification ability can realize step-less adjustment by the heat of control regenerative heater 5 inputs.

The present embodiment specific implementation method is as follows: (1) is by shown in Figure 2, each parts of design, processing, type selecting rotary dehumidifier assembly, wherein: rotary dehumidifier 6 can adopt glass fibre paper material, the compound lithium chloride of solid absorbent and inorganic glue, forms with the hot-press molding method processing and manufacturing; Sealing ring 9 can adopt the rubber molding method to process by designing requirement; Rotary dehumidifier end casing 23,29 can process with machining process with plastic plate or aluminium alloy plate; Decelerator 28 can be selected miniature standard decelerator for use; Positioning cam 7, sprocket wheel 27, chain 26 can be bought and close the specification standards part; Pull bar 8 can select for use rods and bars of aluminium alloy to process with machine-tooled method; Install by the described mutual alignment of top specification annexation then and connect and compose the rotary dehumidifier assembly; (2) by shown in Figure 1, design, processing, each parts of this low humidity of type selecting air-conditioning unit, wherein: Temperature Humidity Sensor 37 can be selected the SWB-II type for use; Controller 2 can be selected the DWP-I type for use; Remaining part is homemade typing air conditioner parts.

Claims (2)

1, a kind of low humidity air-conditioning unit, comprise cabinet (1), controller (2), ventilation blower (19), filter (3,35), compressor (14), I, II level evaporimeter (31,21), condenser, drain pan (32), expansion valve (17), control valve (15), it is characterized in that: it also has rotary dehumidifier assembly, regeneration blower fan (13), regenerative heater (5), handles blower fan (34); Handle the side that blower fan (34) and regeneration blower fan (13) are positioned at the rotary dehumidifier assembly, handling blower fan (34) is connected with rotary dehumidifier assembly 3/4 treatment region by the ventilation shaft (33) that I level evaporimeter (31) is installed, regeneration blower fan (13) is connected with rotary dehumidifier assembly 1/4 renewing zone by pipeline, ventilation blower (19) is positioned at the opposite side of rotary dehumidifier assembly, be connected with rotary dehumidifier assembly 3/4 treatment region by the ventilation shaft (20) that II level evaporimeter (21) is installed, regenerative heater (5) is connected with rotary dehumidifier assembly 1/4 renewing zone by regeneration pipeline (39).

2, low humidity air-conditioning unit according to claim 1 is characterized in that: described rotary dehumidifier assembly is made of rotary dehumidifier (6), sealing ring (9), rotary dehumidifier end casing (23,29), decelerator (28), sprocket wheel (27), chain (26), positioning cam (7), pull bar (8) and set bolt (11) with 90 ° of dividing strips; Sealing ring (9) with 90 ° of dividing strips closely embeds rotary dehumidifier end casing (23,29) in the circular hole on, and with rotary dehumidifier (6) shell end face with change the core end face and do the face sealing and contact, decelerator (28) is installed on the rotary dehumidifier end casing (29), the sprocket wheel (27) that its output the is installed transmission that is meshed with the chain (26) on the rotary dehumidifier shell, four pairs of positioning cams (7) are fixed on four pull bars (8) and upward and with the convex edge, location (24) on rotary dehumidifier (6) shell match, article four, pull bar (8) two ends have connected two rotary dehumidifier end casings (23 by set bolt (11), 29), make rotary dehumidifier (6) and sealing ring (9) fit tightly.

Images