CN208042369U - A kind of rotary dehumidifier waste-heat recovery device - Google Patents

Abstract

The utility model discloses a waste heat recovery device for a rotary dehumidifier, which comprises a first-stage dehumidification runner, a second-stage dehumidification runner and a waste heat recovery device. The air outlet side is connected to the air inlet of the treatment fan through the first pipe, the air outlet of the treatment fan is connected to the air inlet side of the dehumidification area of the secondary dehumidification rotor through the second pipe, and the air outlet side of the dehumidification area of the second dehumidification rotor is connected to the heater through the third pipe , the heater is connected to the regenerative fan through the fourth pipe, and the regenerative fan is connected to the air inlet side of the second-stage dehumidification rotor regeneration zone through the fifth pipe, the outlet side of the second-stage dehumidification runner regeneration zone and the air inlet side of the first-stage dehumidification runner regeneration zone A waste heat recovery device is set, and the air outlet side of the regeneration zone of the primary dehumidification wheel is connected to the air outlet pipe. The utility model has a simple structure and principle, can realize moisture absorption and drying of humid air, and can effectively recover waste heat, thereby achieving the purpose of energy saving.

Description

A kind of rotary dehumidifier waste-heat recovery device

Technical field

The utility model is related to rotary dehumidifier heat recovery technology field, specially a kind of rotary dehumidifier waste heat recovery Device.

Background technology

Dehumidifier uses most advanced most mature technology, and efficient, moisture removal is big, and performance is far above other domestic or imports Kludge.1, it is handled by direct physical adsorption and removes moisture.Regardless of ambient enviroment, its all controllable relative humidity (RH) Down to 1%, and the dehumidifier system of 80M3/H-42 500M3/H normal capacities can be provided；2, runner edge exclusively uses steel ring Flange is fixed, and runner intensity is far above similar products at home and abroad；3, different model unit equipped with different model desiccant wheel, Ensure through the uniform of runner wind speed, to ensure specified moisture removal of each model unit under different operating modes and outlet overbottom pressure； 4, due to the use of the silica gel or molecular sieve desiccant of patent performance, there is excellent adsorption selectivity, it being capable of selective absorption Hydrone;And the impurity such as dust are discharged, therefore be not easy to plug；5, control system is controlled using PLC, has good operation circle Face.The various important temperatures of display can be digitized, and each critical piece operating status can be highlighted.It, can be automatic when encountering failure Diagnosis, and indicate failure mode.

Rotary dehumidifier in the prior art is typically that regeneration hot-air is discharged into air, and this mode obviously wastes energy Source, it is not only of high cost, and do not meet ecological requirements.

Utility model content

The purpose of this utility model is to provide a kind of rotary dehumidifier waste-heat recovery devices, to solve above-mentioned background technology The problem of middle proposition.

To achieve the above object, the utility model provides the following technical solutions：A kind of rotary dehumidifier waste-heat recovery device, Including level-one desiccant wheel, two level desiccant wheel and waste-heat recoverer, level-one desiccant wheel dehumidifying area inlet side setting tide Humid air inlet air filter screen, air side are passed through by first pipe connection processing wind turbine air intake vent, the processing fan outlet Second pipe connects two level desiccant wheel dehumidifying area inlet side, and two level desiccant wheel dehumidifying area air side passes through third pipeline Heater is connected, the heater connects regeneration wind turbine by the 4th pipeline, and the regeneration wind turbine connects two by the 5th pipeline Grade desiccant wheel renewing zone inlet side, two level desiccant wheel renewing zone air side and level-one desiccant wheel renewing zone inlet side Waste-heat recoverer is set, and level-one desiccant wheel renewing zone air side is connected to discharge pipe.

Preferably, the waste-heat recoverer is mainly made of shell, heat exchange pipeline, through setting on the outer wall of the shell There are hot-air inlets, cold-air vent, cooling water inlet and hot water outlet, the hot-air inlets to be regenerated with two level desiccant wheel Area is connected by pipeline, and heat exchange pipeline is connected between hot-air inlets and cold-air vent, and the heat exchange pipeline uses S-shaped Structure.

Preferably, the level-one desiccant wheel, two level desiccant wheel structure are completely the same, including runner ontology, described turn It takes turns and is equipped with core cylinder in ontology, core wheel outer hoop is equipped with outside the core cylinder, absorption is equipped between the core wheel outer hoop and core cylinder Component, the absorbent module are made of upper epidermis, layer and middle layer, the middle layer in wavy setting in upper epidermis and Between layer, the middle layer includes anion filter membrane, Heap filter membranes and activated carbon filter membrane, and the Heap filter membranes setting exists Between anion filter membrane and activated carbon filter membrane.

Preferably, the humid air inlet air filter screen uses carbon fiber filter net.

Compared with prior art, the utility model has the beneficial effects that：

（1）The utility model structural principle is simple, and the moisture absorption to humid air can be realized using two groups of desiccant wheels；It adopts Waste-heat recoverer can efficiently use the thermal energy contained in the hot-air that two level desiccant wheel renewing zone is discharged, use it for adding Hot domestic water, to achieve the purpose that energy saving, reduction hot water cost and living cost.

（2）The desiccant wheel that the utility model uses can realize high efficiency moisture absorption, and the silica gel sheet material used has Absorption property is high, thermal stability is good, chemical property is stable, has the advantages of higher mechanical strength, can extend the use of runner Service life；The desiccant wheel of the utility model can meet the dehumidification requirements of varying environment and various application fields.

Description of the drawings

Fig. 1 is the utility model overall structure diagram；

Fig. 2 is the utility model waste-heat recoverer structural schematic diagram；

Fig. 3 is the utility model desiccant wheel structural schematic diagram.

Specific implementation mode

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.

- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of rotary dehumidifier waste-heat recovery device, packet Include level-one desiccant wheel 1, two level desiccant wheel 2 and waste-heat recoverer 3, the dehumidifying of level-one desiccant wheel 1 area inlet side setting Humid air inlet air filter screen 4, humid air inlet air filter screen 4 use carbon fiber filter net；Air side is connected by first pipe 5 Processing 6 air intake vent of wind turbine is connect, 6 air outlet of processing wind turbine connects 2 dehumidifying area of two level desiccant wheel by second pipe 7 and enters the wind Side, the two level desiccant wheel 2 dehumidify area air side by the connection heater 9 of third pipeline 8, and the heater 9 passes through the 4th The connection regeneration wind turbine 11 of pipeline 10, the regeneration wind turbine 11 connect 2 renewing zone of two level desiccant wheel by the 5th pipeline 12 and enter the wind Waste-heat recoverer 3, institute is arranged with 1 renewing zone inlet side of level-one desiccant wheel in side, 2 renewing zone air side of the two level desiccant wheel State 1 renewing zone air side of level-one desiccant wheel connection discharge pipe 13.

In the utility model, waste-heat recoverer 3 is mainly made of shell 14, heat exchange pipeline 15, the outer wall of the shell 14 On be provided through hot-air inlets 16, cold-air vent 17, cooling water inlet 18 and hot water outlet 19, the hot-air inlets 16 are connected with 2 renewing zone of two level desiccant wheel by pipeline, and heat exchange pipeline 15 is connected to hot-air inlets 16 and cold air goes out Between mouth 17, the heat exchange pipeline 15 uses S-shaped structure.

The utility model structural principle is simple, and the moisture absorption to humid air can be realized using two groups of desiccant wheels；Using Waste-heat recoverer can efficiently use the thermal energy that contains in the hot-air of two level desiccant wheel renewing zone discharge, use it for heating Domestic water, to achieve the purpose that energy saving, reduction hot water cost and living cost.

In the utility model, level-one desiccant wheel 1,2 structure of two level desiccant wheel are completely the same, including runner ontology 20, Be equipped with core cylinder 21 in the runner ontology 20, core wheel outer hoop 22 be equipped with outside the core cylinder 21, the core wheel outer hoop 22 with Absorbent module 23 is equipped between core cylinder 21, the absorbent module 23 is made of upper epidermis 24, layer 25 and middle layer 26, described Middle layer 26 in it is wavy be arranged between upper epidermis 24 and layer 25, the middle layer 26 include anion filter membrane 27, Heap filter membranes 28 and activated carbon filter membrane 29, the setting of Heap filter membranes 28 anion filter membrane 27 and activated carbon filter membrane 29 it Between.The desiccant wheel that the utility model uses can realize high efficiency moisture absorption, and the silica gel sheet material used has absorption property Height, thermal stability is good, chemical property is stable, has the advantages of higher mechanical strength, can extend the service life of runner；This reality The dehumidification requirements of varying environment and various application fields can be met with novel desiccant wheel.

Operation principle：Humid air by after humid air inlet air filter screen filtration from level-one desiccant wheel dehumidify area's inlet air Side enters desiccant wheel, is sent out from air side and is sent into two level desiccant wheel dehumidifying area inlet air side by handling wind turbine；Two level is removed Wet rotary wheel dehumidifying area air side by after dehumidifying air be sent into heater heat, later by regenerate wind turbine by hot-air from Two level desiccant wheel renewing zone inlet air side is sent into；Hot-air is sent into waste-heat recoverer by two level desiccant wheel renewing zone air side； By cooling water inlet to injecting cold water inside waste-heat recoverer, cold water and the hot wind in heat exchange pipeline carry out heat exchange, in hot wind Thermal energy exchange to cold water in so that after temperature of cold water rises and from hot water outlet be discharged；Hot-air is turned cold after heat exchange from cold Wind outlet discharge；Cold air is discharged by the discharge pipe of level-one desiccant wheel renewing zone air side.

In conclusion the utility model structural principle is simple, the hygroscopic desiccation to humid air can be realized, and can have The recovery waste heat of effect, it is energy saving to achieve the purpose that.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (4)

1. A waste heat recovery device for a rotary dehumidifier, comprising a primary dehumidification rotor (1), a secondary dehumidification rotor (2) and a waste heat recovery device (3), characterized in that: the primary dehumidification rotor ( 1) The humid air inlet filter (4) is installed on the air inlet side of the dehumidification area, and the air outlet side is connected to the air inlet of the processing fan (6) through the first pipe (5), and the air outlet of the processing fan (6) passes through the second pipe (7) Connect the secondary dehumidification rotor (2) to the air inlet side of the dehumidification zone, and the secondary dehumidification rotor (2) to the air outlet side of the dehumidification zone is connected to the heater (9) through the third pipe (8), and the heating The device (9) is connected to the regeneration fan (11) through the fourth pipeline (10), and the regeneration fan (11) is connected to the air inlet side of the regeneration zone of the secondary dehumidification runner (2) through the fifth pipeline (12). A waste heat recovery device (3) is installed on the outlet side of the regeneration zone of the first-stage dehumidification rotor (2) and the air inlet side of the regeneration zone of the first-stage dehumidification rotor (1), and the outlet side of the regeneration zone of the first-stage dehumidification rotor (1) is connected Outlet pipe (13). 2. A waste heat recovery device for a rotary dehumidifier according to claim 1, characterized in that: the waste heat recovery device (3) is mainly composed of a shell (14) and a heat exchange pipe (15), and the shell The outer wall of the body (14) is provided with hot air inlet (16), cold air outlet (17), cold water inlet (18) and hot water outlet (19). The regeneration area of the wheel (2) is connected by pipes, and the heat exchange pipe (15) is connected between the hot air inlet (16) and the cold air outlet (17), and the heat exchange pipe (15) adopts an S-shaped structure. 3. A waste heat recovery device for a rotary dehumidifier according to claim 1, characterized in that: the first-stage dehumidification runner (1) and the second-stage dehumidification runner (2) have the same structure, including the runner body (20), the runner body (20) is provided with a core tube (21), and the core tube (21) is provided with a wheel core outer hoop (22), and the wheel core outer hoop (22) There is an adsorption component (23) between the core tube (21), and the adsorption component (23) is composed of an upper surface layer (24), a lower surface layer (25) and an intermediate layer (26), and the intermediate layer (26) Arranged in waves between the upper surface layer (24) and the lower surface layer (25), the middle layer (26) includes an anion filter membrane (27), a Heap filter membrane (28) and an activated carbon filter membrane (29), the The Heap filter membrane (28) is arranged between the negative ion filter membrane (27) and the activated carbon filter membrane (29). 4. The waste heat recovery device of a rotary dehumidifier according to claim 1, characterized in that: the humid air inlet filter (4) adopts a carbon fiber filter.