Multi-heat-source heating device with dehumidification function

Abstract

The multi-heat-source heating device with the dehumidification function comprises a chamber body, a processing air inlet is formed in one end of the chamber body, an air supply outlet is formed in the other end of the chamber body, and a cold water dehumidification section, a rotary dehumidification section, a heating section, a filtering section and a fan section are sequentially arranged in the chamber body in the direction from the processing air inlet to the air supply outlet. The heating section comprises a fuel gas heating section and an electric heating section; according to the utility model, an electric heating mode and a gas heating mode can be adopted, energy selection is diversified, and a user can freely switch according to actual requirements and energy supply conditions; the dehumidification function is integrated on the heating device, multiple functions of heating and dehumidification are achieved, the occupied area and the number of equipment are reduced, and the initial investment cost and the installation space requirement of the equipment are reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to heating section technical field especially, it is multi -heat source heating device with dehumidification function. BACKGROUND

[0002] In the automobile coating flash drying production process, the coating sprayed on the workpiece surface needs to be dehydrated before the next spraying in the film forming process; the heating device is one of the commonly used flash drying chamber heating methods, which needs to provide the function of dehumidification under the premise of meeting the process heating parameters.

[0003] The traditional mode usually increases a cold water dehumidification device in front of the heating device, and at least two devices are needed to complete the functions of heating and dehumidification; in addition, the traditional heating device usually uses gas heating, and the gas heating is prone to produce a large amount of NO X emission and carbon emission due to high combustion temperature. SUMMARY

[0004] In order to solve the above problems, the utility model provides multi -heat source heating device with dehumidification function to solve this problem.

[0005] In order to achieve the above purpose, the application provides the following technical scheme:

[0006] Multi -heat source heating device with dehumidification function, including the chamber body, the one end of chamber body is provided with processing air inlet, the other end is provided with air outlet, in the chamber body from processing air inlet to the direction of air outlet is provided with cold water dehumidification section, rotary dehumidification section, heating section, filter section and fan section in proper order, the heating section includes gas heating section and electric heating section.

[0007] Further setting is that: the cold water dehumidification section includes copper pipe and aluminum fin, the copper pipe is equipped with cold water inside.

[0008] Further setting is that: the rotary dehumidification section includes runner, is equipped with processing area on the runner, is equipped with hydrophilic material on processing area.

[0009] Further setting is that: rotary dehumidification section still includes the motor installed in the chamber body, the output of motor is provided with transmission wheel, and the transmission belt is connected between the circumferential surface of transmission wheel and runner.

[0010] Further setting is that: the gas heating section includes combustion engine and installs combustion cylinder, heat exchange pipe, smoke pipe in the chamber body, the combustion cylinder one end is connected with combustion engine, the other end is connected with heat exchange pipe, and the other end of smoke pipe is connected in heat exchange pipe, and the other end of smoke pipe extends to outside.

[0011] Further setting is that: the electric heating section adopts electric heater, and the electric heater is spliced by a plurality of electric heating pipes.

[0012] Further, the filter section is provided with a plurality of filter elements for filtering particles in the air.

[0013] Further, the chamber body is provided with an air return opening on the side close to the air inlet.

[0014] Further, the chamber body is provided with a regeneration area, a regeneration partition plate, and a regeneration fan.

[0015] Further, the regeneration partition plate is provided with a notch.

[0016] Compared with the prior art, the beneficial technical effects of the present application are:

[0017] 1. Multiple heat source selection: The present application can use both electric heating and gas heating, and the energy source selection is diverse. Users can freely switch according to actual needs and energy supply. It can meet the demand for multiple heat sources, especially in the case of fluctuating energy prices or unstable supply, providing greater flexibility. In addition, the central temperature of the electric heater is much lower than the temperature at which nitrogen oxides are generated (above 1500 degrees Celsius), and almost no nitrogen oxide emissions are generated, meeting environmental protection requirements.

[0018] 2. Integrated design: The present application integrates the dehumidification function on the heating device, realizing multiple functions of heating and dehumidification, reducing the floor area and number of equipment, and reducing the initial investment cost and installation space requirement of the equipment. In addition, the device adopts modular design, and each part (such as the heating section, the dehumidification section, and the filter section) is connected through flanges, facilitating installation, maintenance, and replacement, and improving the reliability and service life of the equipment. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the specific embodiments of the present application or the technical solutions in the prior art, the following will briefly introduce the drawings needed in the specific embodiments or prior art description. Obviously, the drawings in the following description are some embodiments of the present application, and those skilled in the art can obtain other drawings according to these drawings without creative labor.

[0020] Fig. 1 is a structural schematic diagram of the present application;

[0021] Fig. 2 is a structural schematic diagram of the rotary dehumidification section of the present application.

[0022] Mark No. : 1, chamber body; 2, handle air inlet; 3, air supply port; 4, cold water dehumidification section; 5, rotary dehumidification section; 7, filter section; 8, fan section; 9, return air outlet; 10, access door; 11, motor; 12, runner; 13, transmission wheel; 14, transmission belt; 15, electric heating section; 16, combustion machine; 17, combustion cylinder; 18, heat exchange pipe; 19, smoke pipe. DETAILED DESCRIPTION

[0023] The technical solutions of the present application will be described clearly and completely below in conjunction with the drawings. Obviously, the described embodiments are only some of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0024] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0025] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0026] EMBODIMENT

[0027] REFERENCE Figs. 1-2 The multi-heat source heating device with dehumidification function disclosed by the present application comprises a chamber body 1, a handle air inlet 2 is arranged at one end of the chamber body 1, and an air supply port 3 is arranged at the other end. A cold water dehumidification section 4, a rotary dehumidification section 5, a heating section, a filter section 7 and a fan section 8 are arranged in the chamber body 1 in the direction from the handle air inlet 2 to the air supply port 3. A return air outlet 9 is arranged on the side of the chamber body 1 close to the handle air inlet 2. The return air from the drying room enters the inside of the chamber body 1 through the return air outlet 9. An access door 10 is arranged on the chamber body 1.

[0028] The utility model discloses a cold water dehumidification section 4, rotation dehumidification section 5 realize depth dehumidification, and the mixed air of the dehumidification after processing and the return air from drying chamber is heated to the process temperature after heating section, and is sent out by the air supply opening 3 after heating.

[0029] Specific, cold water dehumidification section 4 includes copper pipe and aluminium fin, and the inside of copper pipe is cold water, and the surface of copper pipe and fin is cooled, and the temperature of the air to be processed is usually 25 DEG C, and the relative humidity is 75%, and the dew point is 20 DEG C, and when the temperature of the air to be processed is reduced to 20 DEG C below, condensate will be separated, and preliminary dehumidification is carried out.

[0030] Rotation dehumidification section 5 includes the motor 11 of being installed in the room body 1 inside and the runner 12 of being rotationally arranged in the room body 1 inside, and the output end of motor 11 is provided with transmission wheel 13, and transmission wheel 13 is connected with the circumferential surface of runner 12 with transmission belt 14, and the transmission mode can be set as chain sprocket type transmission, or the mode of transmission of belt pulley is selected, and the rotatable belt with tooth surface and belt pulley can be rotated;

[0031] In the embodiment, the runner 12 is provided with a processing area, which accounts for three quarters of the runner 12. The processing area is provided with a hydrophilic material, such as silica gel, and a first partition is arranged at the circumferential head and the circumferential tail of the processing area.

[0032] A regeneration area is arranged in the room body 1. In the embodiment, a regeneration partition is arranged in the room body 1 to isolate the regeneration area in the room body 1. The regeneration partition is provided with a clearance for the normal rotation of the runner 12 to avoid interference between the regeneration partition and the runner 12.

[0033] The regeneration area is provided with high-temperature air for desorption.

[0034] The runner 12 is driven by the motor 11 to rotate at a fixed speed. The moisture in the air after preliminary dehumidification is adsorbed by the processing area of the runner 12. The runner 12 after adsorbing moisture rotates to the regeneration area. The moisture in the processing area is desorbed by the high-temperature air in the regeneration area. The adsorption and desorption cycle is completed to realize continuous dehumidification.

[0035] The new air after secondary dehumidification in the rotation dehumidification section 5 is heated to the process temperature by the heating section. The heating section includes a gas heating section and an electric heating section 15 to realize gas heating and electric heating functions and achieve mutual switching of gas heating and electric heating.

[0036] Specifically, the gas heating section comprises a burner 16, a combustion cylinder 17, a heat exchange pipe 18 and an exhaust pipe 19, wherein the combustion cylinder 17 is horizontally installed inside the chamber body 1 through a flange, facilitating later replacement and maintenance, the heat exchange pipe 18 is also horizontally installed inside the chamber body 1, the burner 16 is arranged outside the chamber body 1, one end of the combustion cylinder 17 is connected with the burner 16, the other end of the combustion cylinder 17 is connected with the heat exchange pipe 18, and the exhaust pipe 19 is connected to the other end of the heat exchange pipe 18 and extends to the outside from the end of the exhaust pipe 19 away from the heat exchange pipe 18.

[0037] The electric heating section 15 is heated by an electric heater; in the embodiment, the electric heater is formed by splicing a plurality of electric heating pipes, and the electric heater is connected inside the chamber body 1 through a flange surface by bolts, facilitating later replacement and maintenance.

[0038] The heating section of the utility model adopts multi-heat source heating, which can use both electric heating and gas heating to meet the current demand for multi-heat source heating.

[0039] In the utility model, the filtering section 7 adopts a plurality of filtering elements to filter particles in the filtered air, thereby ensuring the cleanliness of the equipment and the surface of the vehicle; in the embodiment, the filtering elements include but are not limited to: a primary filter, an intermediate filter, a high-efficiency filter, a filter screen, filter cloth, activated carbon, filter material and the like.

[0040] The working principle and beneficial effects of the utility model are as follows:

[0041] The treated air first passes through the cold water dehumidification section 4 to be cooled, the fresh air is lowered below the dew point, and the condensed water is precipitated to be preliminarily dehumidified, and then the treated air passes through the treatment area of the rotary wheel 12, and the water is further absorbed by the hydrophilic material of the rotary wheel 12 to be deeply dehumidified.

[0042] The return air from the self-drying room and the treated air deeply dehumidified are mixed into low-humidity circulating air at the front end of the heating section, and then the circulating air is heated by the heating section and filtered by the filtering section 7, and finally the circulating air is sent to the drying room through the air outlet 3 by the fan section 8.

[0043] In the utility model, the regenerative area is provided with a regenerative fan 20, the regenerative fan 20 draws the air discharged from the exhaust pipe 19, part of the air sent from the air outlet 3 and part of the return air, and the three kinds of air are mixed to form high-temperature air to perform water desorption on the hydrophilic material in the treatment area.

[0044] In the utility model, the rotary dehumidification section 5 is integrated in the chamber body 1, and the high-temperature air drawn by the regenerative fan 20 in the chamber body 1 is used for flash drying to meet the demand for low-humidity circulating air.

[0045] The wind discharged by the smoke exhaust pipe 19, part of the wind sent from the air supply opening 3 and part of the return air serve as high-temperature air, and the energy of the equipment itself is utilized to achieve the purposes of heating and dehumidification without the combustion machine 16.

[0046] The device ingeniously integrates the dehumidification function on the heating device, not only saves space, but also realizes the complete process from preliminary dehumidification to deep dehumidification through cooperative work, and ensures that the humidity of the treated air meets the process requirements. At the same time, the heating section has gas heating and electric heating functions, which can be switched according to actual needs and energy prices, providing flexibility in energy selection. In addition, the high-temperature air extracted by the regenerative fan 20 in the regeneration area is used for the desorption process of the rotating wheel 12, fully utilizing the energy of the equipment itself and reducing the dependence on external energy.

[0047] Finally, it should be noted that: the above examples are only used to illustrate the technical solutions of the utility model, and not to limit them; although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the utility model.

Claims

1. A multi-heat source heating device with dehumidification function, characterized in that, The chamber includes a chamber (1), one end of which is provided with a processing air inlet (2) and the other end with an air outlet (3). Inside the chamber (1), from the processing air inlet (2) to the air outlet (3), there are sequentially arranged a cold water dehumidification section (4), a rotary dehumidification section (5), a heating section, a filtration section (7), and a fan section (8). The heating section includes a gas heating section and an electric heating section (15).

2. The multi-heat source heating device with dehumidification function according to claim 1, characterized in that, The cold water dehumidification section (4) includes a copper pipe and aluminum fins, and the copper pipe is filled with cold water.

3. The multi-heat source heating device with dehumidification function according to claim 1, characterized in that, The rotary dehumidification section (5) includes a rotor (12), which has a treatment area and a hydrophilic material.

4. The multi-heat source heating device with dehumidification function according to claim 3, characterized in that, The rotary dehumidification section (5) also includes a motor (11) installed inside the chamber (1). The output end of the motor (11) is provided with a transmission wheel (13), and a transmission belt (14) is connected between the transmission wheel (13) and the circumferential surface of the rotating wheel (12).

5. The multi-heat source heating device with dehumidification function according to claim 1, characterized in that, The gas heating section includes a burner (16) and a combustion cylinder (17), a heat exchange tube (18), and a flue pipe (19) installed inside the chamber (1). One end of the combustion cylinder (17) is connected to the burner (16), and the other end is connected to the heat exchange tube (18). The flue pipe (19) is connected to the other end of the heat exchange tube (18), and the other end of the flue pipe (19) extends to the outside.

6. The multi-heat source heating device with dehumidification function according to claim 1, characterized in that, The electric heating section (15) uses an electric heater, which is composed of multiple electric heating tubes spliced ​​together.

7. The multi-heat source heating device with dehumidification function according to claim 1, characterized in that, The filter section (7) uses multiple filter elements to filter particles in the air.

8. The multi-heat source heating device with dehumidification function according to claim 1, characterized in that, The chamber (1) has a return air vent (9) on the side near the processing air inlet (2).

9. The multi-heat source heating device with dehumidification function according to claim 1, characterized in that, The chamber (1) is provided with a regeneration zone, a regeneration partition is provided in the chamber (1), and a regeneration fan (20) is installed in the regeneration zone.

10. The multi-heat source heating device with dehumidification function according to claim 9, characterized in that, The recycling partition has a clearance opening.

Images