TWM640833U - A mobile microwave heating system - Google Patents

Abstract

A mobile microwave heating system includes: a rectangular shell, a microwave heating device, a gas processing device and an air extraction module; the microwave heating device is used for heating a material; the rectangular shell is used for carrying the microwave heating device, the gas processing device and the gas extraction module further comprise an inlet structure and an outlet structure; the gas processing device is connected to an exhaust module of the microwave heating device for heating the microwave the system performs a purification process on a waste gas generated after the material is heated, and discharges a purified gas after treatment; the air extraction module is connected to the gas processing device and is used for the purification process processed by the gas processing device. The gas is drawn out of the rectangular casing; wherein, the microwave heating device is electrically grounded to the rectangular casing, and the rectangular casing is electrically grounded to the ground..

Description

Portable Microwave Heating System

This invention relates to a movable microwave heating system, and more particularly relates to a mobile microwave heating system that can be used for direct handling of freight vehicles.

Traditional heating methods, such as flame, hot air, electric heating, steam, etc., all use the principle of heat conduction to transmit heat from the outside of the object to be heated to the inside, gradually increasing the temperature of the center of the object. It takes a certain amount of time for the center of the material to reach the desired temperature, and it will take longer for objects with poor thermal conductivity.

Microwaves are electromagnetic waves with a frequency between 300MHz and 300GHz, and are usually used in radar and communication technologies for information transmission. In recent years, it has also been used in various industries and agriculture for heating, drying or cracking materials. Commonly used microwave power frequencies are 915MHz and 2450MHz, which can make polar material molecules rub against each other to generate heat and heat. In use, it can be selected according to the shape, size and water content of the heating material. Microwave heating is to make the object to be heated itself a heating body, without the process of heat conduction, and the inside and outside are heated at the same time, so the heating effect can be achieved in a short time. And when microwave heating, all parts of the object can usually penetrate the electromagnetic wave evenly and generate heat, so the uniformity is greatly improved. In microwave heating, microwave energy can only be absorbed by the heated object to generate heat, and the air in the heating room and the corresponding container will not generate heat, so the thermal efficiency is extremely high, and the production environment is also significantly improved.

Taking the processing of a regional material as an example, the microwave heating equipment used needs to be equipped with more peripheral equipment to complete the entire processing procedure. After the regional material is processed, the microwave heating equipment and its supporting peripheral equipment will be After must be disassembled one by one, it needs to be transported by loading and unloading heavy machine After transporting the microwave heating equipment and its peripheral equipment to the next material processing area with a truck or truck, unload the microwave heating equipment and its peripheral equipment one by one with a loading and unloading machine to the current processing site, and then assemble it. Repeated disassembly Microwave heating equipment and its peripheral equipment are loaded, transported, unloaded, and reassembled to process materials.

In view of the above problems, it is necessary to propose a portable microwave heating system to solve the above problems.

The main purpose of this creation is to propose a mobile microwave heating system, especially when multi-area materials need to be processed, the normal movement needs lead to repeated dismantling of microwave heating equipment and its peripheral equipment, loading, transporting, and unloading , and then reassembled, the repetitive operations of the microwave heating system and its peripheral equipment make it take a lot of time and manpower to disassemble, transport, assemble and adjust the microwave heating equipment and its peripheral equipment in practice. It is expected to introduce a rectangular shell, and the microwave heating equipment and its peripheral equipment are loaded in the rectangular shell. After the material processing in this area is completed, the personnel can directly carry the rectangular shell with the unloading crane without moving to the rectangular shell. The microwave heating equipment in the body and its peripheral equipment can effectively and quickly improve practical problems.

In order to achieve the above main purpose, this creation proposes a portable microwave heating system, including:

It consists of a rectangular shell, a microwave heating device, a gas processing device and a gas extraction module;

The microwave heating device is used for heating a material;

The rectangular casing is used to carry the microwave heating device, the gas processing device and the air extraction module, and further includes an inlet structure and an outlet structure;

The gas treatment device is connected to an exhaust module of the microwave heating device, and is used to purify the waste gas generated by the microwave heating system after heating the material, and discharge it Purify the gas after one of the treatments;

The air extraction module is connected to the gas processing device, and is used to extract the purified gas processed by the gas processing device out of the rectangular housing;

Wherein, the microwave heating device is electrically grounded to the rectangular shell, and the rectangular shell is electrically grounded to the ground.

According to one feature of the invention, the microwave heating device includes a heating cavity, a first microwave suppression cavity, a second microwave suppression cavity, a conveyor belt and the exhaust module, including:

The heating cavity has a microwave power source in the heating cavity, and has a material inlet opening and a material outlet opening on opposite sides;

The first microwave suppression cavity is docked with the feeding opening of the heating cavity, and the microwave suppression cavities contain a plurality of suppression structures;

The second microwave suppression cavity is docked with the discharge opening of the heating cavity, and the microwave suppression cavities contain a plurality of suppression structures;

The conveyor belt is used to transport the materials from the feeding module that need to be heated by microwaves, enter the first microwave suppression cavity, then enter the heating cavity, and finally enter the second microwave suppression cavity before outputting;

The feeding device is arranged above the inside of the first microwave suppression cavity or the second microwave suppression cavity, and the charging device contains a microwave absorbing material; and

The exhaust module is connected to the heating cavity, and is used for discharging the waste gas generated after heating the material to the outside of the heating cavity, so as to be sent to the gas treatment device.

According to one feature of the invention, 3 the rectangular casing and the microwave heating system need to be fixed by at least one metal structure, so that the microwave heating device and the rectangular casing are electrically connected land.

According to one feature of the present invention, the feeding device is arranged above the inside of the first microwave suppression cavity, and is a fluid pipeline with a plurality of openings, and the microwave absorbing material is sprayed and added to the conveyor belt to be The material heated in the microwave.

According to one feature of the present invention, the feeding device is arranged above the second microwave suppression cavity, and has a spraying element, which can spray the microwave absorbing material onto the material heated by the microwave on the conveyor belt.

According to one feature of the invention, the feeding device is arranged above the inside of the second microwave suppression cavity, and is a fluid pipeline with a plurality of openings, and the microwave absorbing material is sprayed and added to the conveyor belt to be The material heated in the microwave.

According to one feature of the present invention, the restraining structures are in the shape of a plurality of metal sheets.

According to one feature of the invention, the restraining structures are soft materials that absorb microwaves.

According to one feature of the present invention, soft conductive materials are arranged on both sides of the microwave suppression cavities, and the soft conductive material hangs from the microwave suppression cavities and hangs down.

According to one feature of the present invention, the movable microwave heating system further includes an air extraction component, which is arranged on the rectangular housing and is used to extract air from the inside of the rectangular housing, so that the inside of the rectangular housing becomes a negative pressure environment.

To sum up, the portable microwave heating system of this creation has the following effects:

1. The system is easy to carry and move, and has good mobility, which greatly saves time and manpower;

2. The system does not need to be repeatedly disassembled and assembled to improve the stability of the system

3. Rapid cooling of export materials; and

4. Reach the safe value of microwave energy;

A:Mobile microwave heating system

1: Rectangular shell

2: Air extraction module

3: Gas treatment device

4: Metal structure

5: floor

11: Entry structure

12: Export structure

31: Purification treatment

100: microwave heating device

110: heating cavity

112: opening

112a: feeding opening

112b: discharge opening

120: Microwave power source

122: microwave energy

130: microwave suppression cavity

130a: the first microwave suppression cavity

130b: the second microwave suppression cavity

132: Inhibition structure

134 a: soft conductive material

134b: Soft conductive material

135: The first feeding device

136: The second feeding device

137: spraying direction

138: spraying direction

140: exhaust module

141: The first pipeline

142: Second pipeline

143: The third pipeline

150: conveyor belt

155:Roller

160: Exhaust gas

161: Purify gas

163: dotted arrow

164: dotted arrow

165: dotted arrow

180: material

190: carrying plate

H: height

In order to make the above and other purposes, features, and advantages of this invention more comprehensible, several preferred embodiments are specifically cited below, and are described in detail as follows in conjunction with the accompanying drawings.

Figure 1 is a schematic side view of the structure of an embodiment of the portable microwave heating system.

Figure 2 is a schematic side view of the structure of the embodiment of the first microwave suppression chamber of the portable microwave heating system of the present invention.

Figure 3 is a schematic side view of the structure of the embodiment of the second microwave suppression cavity of the portable microwave heating system of the present invention.

Although the invention can be embodied in different forms, what is shown in the drawings and described herein is the preferred embodiment of the invention. Those skilled in the art will appreciate that the devices and methods specifically described herein and illustrated in the accompanying drawings are considered examples of the invention, not limiting exemplary embodiments, and the scope of the invention is limited only by the scope of the patent application be defined. Features shown or described in connection with one exemplary embodiment may be combined with features of other embodiments. Such modifications and changes will be included within the scope of this creation.

Microwave heating technology is applicable to a wide range of fields, such as drying treatment before food processing, sludge drying treatment after food processing, purification treatment of industrial waste sludge, organic soil remediation treatment...etc. Taking organic soil politics as an example, related processing operations are often carried out in areas such as gas stations. Environmental protection operators need to install microwave heating equipment and peripheral equipment at gas stations to facilitate the remediation of organically polluted soil, especially when materials in multiple areas need to be processed , normal mobile demand, resulting in repeated dismantling of microwave heating equipment and its peripheral equipment, loading, transporting, unloading, Reassembly, the repetitive operation of the microwave heating equipment and its peripheral equipment makes it take a lot of time and manpower to disassemble, transport, assemble and adjust the microwave heating equipment and its peripheral equipment in practice. Therefore, a rectangular shell is introduced, and the microwave heating equipment and its peripheral equipment are loaded in the rectangular shell. After the material processing in this area is completed, the personnel can directly carry the rectangular shell with an unloading crane without moving to the rectangular shell. The microwave heating equipment in the body and its peripheral equipment can effectively and quickly improve practical problems.

Please refer to Fig. 1, which is a schematic side view of the structure of an embodiment of the portable microwave heating system A. The movable microwave heating system A includes: a rectangular housing 1, a microwave heating device 100, a gas processing device 3 and an air extraction module 2;

The microwave heating device 100 is used to heat a material 180;

The rectangular housing 1 is used to carry the microwave heating device 100, the gas processing device 3 and the air extraction module 2, and further includes an inlet structure 11 and an outlet structure 12;

The gas processing device 3 is connected to an exhaust module 140 of the microwave heating device 100, and is used to perform a purification treatment 31 on the waste gas 160 generated after the microwave heating device 100 heats the material 180, and discharge it for treatment. One of the latter purge gas 161;

The air extraction module 2 is connected to the gas processing device 3 and is used to extract the purified gas 161 processed by the gas processing device 3 out of the rectangular housing 1;

Wherein, the microwave heating device 100 is electrically grounded to the rectangular housing 1 , and the rectangular housing 1 is electrically grounded to the ground 5 .

There are a plurality of microwave power sources 120 inside the heating chamber 110, and an opening 112 is formed on opposite sides, wherein the height of the opening 112 is greater than 10 cm. The microwave power sources 120 provide microwave energy 122 into the heating chamber 110 , and the microwave frequency of the microwave power sources 120 is selected from one of 950 MHz, 2450 MHz or 5800 MHz. Since the heating cavity 110 has two openings 112, microwave energy will leak out from the two openings 112 of the heating cavity 110. go. The two groups of microwave suppressing cavities 130 are respectively connected to the opening 112 of the heating cavity 110 , and the microwave suppressing cavities contain a plurality of absorbing materials 132 and a fluid absorbing material 136 .

The heating cavity 110 has two openings 112 for allowing the conveyor belt 150 to pass through the heating cavity 110 , and a roller 155 is disposed below the conveyor belt 150 to support the conveyor belt 150 . The conveyor belt 150 enters one group of the microwave suppression cavities 130, and then enters an opening 112 of the heating cavity 110, and enters the microwave suppression cavities through another opening 112 after passing through the heating cavity 110. Another group of bodies 130 . The heated material 180 is carried on the conveyor belt 150 . The conveyer belt 150 can be conveyed continuously, or conveyed step by step. Continuous conveying refers to forward conveying at a fixed conveying speed; step conveying refers to advancing a certain distance each time conveying and staying for a period of time. The thick black arrow in the first picture is the direction of material travel. Since the heated material 180 is a bulky item, the height of the opening 112 exceeds 10 cm. The carrying plate 190 is arranged in the heating cavity 110 and below the conveyor belt 150, and prevents the heated material 180 from being too heavy. After entering the heating cavity 110, the conveyor belt 150 will be deformed by weight This causes the problem of uneven heating of the heated material 180 .

The microwave power sources 120 provide microwave energy 122 to the heating cavity 110 to heat the heated material 180 . The heated material 180 will generate gas when heated in the heating chamber 110, and the exhaust module 140 is used to discharge the waste gas 160 generated by the heated material 180 out of the heating chamber 110 to be sent to the gas treatment device 3. The dotted arrow 163 is the moving direction of the gas.

The gas processing device 3 is connected to the exhaust module 140 of the microwave heating device 100 by a first pipeline 141, and is used to purify the waste gas 160 generated after the microwave heating device 100 heats the material 180 Process 31, and discharge a purified gas 161 after treatment; the air extraction module 2 is connected to the gas processing device 3 with a second pipeline 142, and is used for the purified gas processed by the gas processing device 3 161 go in the direction of dotted arrow 164 Enter an air extraction module 2, and then use the third pipeline 143 of the air extraction module 2 to discharge the purified gas 161 to the outside of the rectangular housing 1 in the direction of the dotted arrow 165.

The rectangular housing 1 and the microwave heating system 100 need at least one metal structure 4 to be fixed, and the rectangular housing 1 needs to be electrically grounded to the ground 5, so that the microwave heating device 100 and the rectangular housing 1 The system is electrically grounded.

The inlet structure 11 and the outlet structure 12 of the rectangular housing 1 can cover the opening (not shown in the figure) with a simple structure, and in the rectangular housing 1, an air extraction assembly (not shown in the figure) is installed. , which is used to exhaust the inside of the rectangular housing 1 so that the inside of the rectangular housing 1 becomes a negative pressure environment.

Please refer to Fig. 2 at the same time, which is a schematic side view of the structure of the first microwave suppression chamber embodiment of the portable microwave heating system of the present invention. It more clearly illustrates the implementation of the two groups of microwave suppression cavities 130 . The black arrow in the figure is the direction of material travel.

These two groups of microwave suppression cavities 130 are respectively docked with the positions where the heating cavity 110 has openings 112, and these microwave suppression cavities 130 contain a plurality of absorbing materials 132, and these absorbing materials 132 are hung on these microwave suppression cavities. Cavity 130 hangs down. It should be noted that soft conductive materials 134 a are provided on the outermost ends of the microwave suppression cavities 130 .

In one embodiment, the height H of the opening 112 is between 10 cm and 80 cm. Preferably, the height of the opening is between 15 cm and 60 cm

In one embodiment, the microwave suppression cavities 130 are further provided with a plurality of fluid absorbing materials 136 surrounding the microwave suppression cavities 130 .

In an embodiment, the absorbing materials 132 are soft materials, such as soft materials containing carbon, which can absorb microwaves.

In one embodiment, the absorbent materials 132 are integral materials, which are cut and divided in multiple sections from bottom to top. That is to say, the absorbing materials 132 are a whole piece of absorbing material, which is cut into multiple pieces and hung above the microwave suppressing cavity 130 from top to bottom to hang down. Come. The heated material 180 can push away the absorbent materials 132 when the conveyor belt 150 is heated.

It should be noted that the lengths of the absorbing materials 132 are shorter than the heights of the microwave suppression cavities 130 . Moreover, the absorbent materials 130 do not contact the conveyor belt 150 .

The joints between the microwave suppression cavities 130 and the heating cavity 110 with the opening 112 are further provided with a soft conductive material 134b, and the soft conductive material 134b hangs from the microwave suppression cavities 130 and hangs down. The outermost ends of the microwave suppression cavities 130 are further provided with metal gates (not shown in the figure) which can be opened and closed.

The fluid-absorbing material 136 in the microwave suppression cavities 130 is preferably a hydrosphere formed by water. The water of the fluid-absorbent material 136 is flowing, flows through a cooling device (not shown in the figure) and then enters the fluid-absorbent material 136 to achieve a cooling cycle.

In FIG. 2 , a first feeding device 135 is disposed above the inside of the first microwave suppression cavity 130a, and the first feeding device 135 contains a microwave absorbing material. The first feeding device 135 sprays and adds the microwave-absorbing material to the microwave-heated material 180 on the conveyor belt 150 , and the spraying direction 137 is shown by the hollow arrow in FIG. 2 , that is, the spraying direction 137 is generally downward. The weight of the microwave absorbing material sprayed onto the conveyor belt 150 is less than one-fifth of the weight of the material 180 on the conveyor belt 150 .

In FIG. 3, a second feeding device 136 is disposed above the second microwave suppression chamber 130b, and the second feeding device 136 contains a microwave absorbing material. The second feeding device 136 sprays and adds the microwave absorbing material to the microwave-heated material 180 on the conveyer belt 150 , and the spraying direction 138 is shown by the hollow arrow in FIG. 3 , that is, the spraying direction 138 is generally downward. The weight of the microwave absorbing material sprayed onto the conveyor belt 150 is less than one-fifth of the weight of the material 180 on the conveyor belt 150 .

To sum up, the export material of this creation can quickly cool down the movable microwave heating Thermal system, with the following functions:

1. The system is easy to carry and move, and has good mobility, which greatly saves time and manpower;

2. The system does not need to be disassembled and assembled repeatedly, which improves the stability of the system

3. Rapid cooling of export materials; and

4. Reach the safe value of microwave energy;

Although the creation has been disclosed with the aforementioned preferred embodiments, it is not intended to limit the creation. Anyone who is familiar with the art can make various changes and modifications without departing from the spirit and scope of the creation. As explained above, various modifications and changes can be made without destroying the spirit of the creation. Therefore, the scope of protection of this creation should be defined by the scope of the attached patent application.

A:Mobile microwave heating system

1: Rectangular shell

2: Air extraction module

3: Gas treatment device

4: Metal structure

5: floor

11: Entry structure

12: Export structure

31: Purification treatment

100: microwave heating device

110: heating cavity

112: opening

120: Microwave power source

122: microwave energy

130: microwave suppression cavity

132: Inhibition structure

140: exhaust module

141: The first pipeline

142: Second pipeline

143: The third pipeline

150: conveyor belt

155:Roller

160: Exhaust gas

161: Purify gas

163: dotted arrow

164: dotted arrow

165: dotted arrow

180: material

190: carrying plate

Claims (10)

A portable microwave heating system comprising: It consists of a rectangular shell, a microwave heating device, a gas processing device and a gas extraction module; The microwave heating device is used for heating a material; The rectangular casing is used to carry the microwave heating device, the gas processing device and the air extraction module, and further includes an inlet structure and an outlet structure; The gas processing device is connected to an exhaust module of the microwave heating device, and is used for purifying the exhaust gas generated by the microwave heating system after heating the material, and discharging the purified gas after processing; The air extraction module is connected to the gas processing device, and is used to extract the purified gas processed by the gas processing device out of the rectangular housing; Wherein, the microwave heating device is electrically grounded to the rectangular shell, and the rectangular shell is electrically grounded to the ground. The mobile microwave heating system as described in Claim 1, wherein the microwave heating system includes a heating cavity, a first microwave suppression cavity, a second microwave suppression cavity, a conveyor belt and the exhaust modules, including: The heating cavity has a microwave power source in the heating cavity, and has a material inlet opening and a material outlet opening on opposite sides; The first microwave suppression cavity is docked with the feeding opening of the heating cavity, and the microwave suppression cavity contains a plurality of suppression structures; the second microwave suppression cavity is connected to the discharge opening of the heating cavity Docking, these microwave suppression chambers contain a plurality of suppression structures; the conveyor belt is used to transport materials that need to be heated by microwaves, enter the first microwave suppression chamber, then enter the heating chamber, and finally enter the second output after the microwave suppression cavity; a feeding device is arranged above the inside of the first microwave suppression cavity or the second microwave suppression cavity, and the feeding device contains a microwave absorbing material; and the exhaust module is connected to Above the heating cavity, the exhaust gas generated after heating the material is discharged out of the heating cavity to be sent to the gas treatment device. The mobile microwave heating system as described in Claim 1, wherein the rectangular casing and the microwave heating system need to be fixed by at least one metal structure, so that the microwave heating device and the rectangular casing are electrically grounded. The mobile microwave heating system as described in claim 2, wherein the feeding device is arranged above the inside of the first and second microwave suppression chambers, and has a spraying element, which can spray and add the microwave absorbing material into the The material heated by microwaves on the conveyor belt. The mobile microwave heating system as described in claim 2, wherein the feeding device is arranged above the inside of the first microwave suppression cavity, and is a fluid pipeline with a plurality of openings, which absorbs the microwave Material sprays are added to the conveyor belt where the material is microwave heated. The mobile microwave heating system as described in Claim 2, wherein the feeding device is arranged above the inside of the second microwave suppression chamber, and is a fluid pipeline with a plurality of openings, and the The microwave absorbing material spray is added to the material heated by microwaves on the conveyor belt. The portable microwave heating system as claimed in claim 2, wherein the restraining structures are in the shape of a plurality of metal sheets. The portable microwave heating system as claimed in claim 2, wherein the restraining structures are made of soft materials that absorb microwaves. The mobile microwave heating system as described in Claim 2, wherein soft conductive materials are arranged on both sides of the microwave suppression cavities, and the soft conductive material hangs from the microwave suppression cavities and hangs down. The portable microwave heating system as described in Claim 1, further comprising an air pumping assembly arranged outside the rectangular casing for pumping air inside the rectangular casing so that the inside of the rectangular casing becomes a negative pressure environment.

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