A highly intelligent self-cleaning environmentally friendly energy-saving shaping dryer

By designing side by side combustion drying and non-combustion drying rooms in the shaping machine, and using circulating air spray ducts and thermal circulation devices to incinerate and recover combustible substances in the flue gas, the problems of uneven heat and serious pollution of the flue gas of the shaping machine are solved. , realizes efficient flue gas purification and heat reuse, and improves safety and environmental protection performance.

CN112048872BActive Publication Date: 2024-12-27KUNSHAN TENGLONG METAL MFG CO LTD
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Patent Information

Application Number
CN202011030480.8
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2020-09-27
Publication Date
2024-12-27
Estimated Expiration
2040-09-27

AI Technical Summary

Technical Problem

The existing styling machines use burners to directly heat the flue gas in the dryer, resulting in uneven heat of the flue gas, serious pollutant emissions, and high cost of waste gas treatment and low safety. Traditional electrostatic and water spray treatment processes have low efficiency and environmental pollution. The problem.

Method used

Design a high-intelligent self-purification, environmentally friendly and energy-saving fixed dryer, adopts combustion drying chambers and non-combustion drying rooms set up side by side, and incinerates the combustible substances in the flue gas through circulating air spray pipes and thermal circulation devices and recovers heat energy to form Uniform and constant circulating hot air, used for fabric drying and shaping, and reuse of heat energy through a heat exchanger.

Benefits of technology

It realizes flue gas purification and heat reuse, improves the safety and environmental protection performance of the shaping machine, reduces environmental pollution, meets the processing requirements of various fabrics, and avoids the risk of non-hardening and fire.

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Abstract

The present invention discloses a highly intelligent self-cleaning environmentally friendly and energy-saving shaping dryer, comprising a non-combustion drying room and a combustion drying room, wherein the combustion drying room and the non-combustion drying room are both provided with circulating air jet pipes, wherein the circulating air jet pipes in the combustion drying room and the circulating air jet pipes in the non-combustion drying room are respectively connected to the corresponding combustion heat circulation device and the non-combustion heat circulation device; the non-combustion drying room is provided with a front waste heat recovery heat exchanger connected to the main exhaust pipe; the combustion drying room and the non-combustion drying room are both provided with exhaust branch pipes, which are connected to the main exhaust pipes arranged on the top of the combustion drying room and the non-combustion drying room, the end of the main exhaust pipe is connected to the main exhaust port, and a rear waste heat recovery heat exchanger is arranged between the main exhaust port and the main exhaust pipe. This highly intelligent self-cleaning environmentally friendly and energy-saving shaping dryer can not only purify the exhausted smoke, but also reuse the heat energy through the heat exchanger, effectively solving the problem of easy fire in the smoke channel and environmental pollution of the shaping machine.
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Description

Technical Field

[0001] The invention relates to a fabric shaping device, in particular to a highly intelligent self-cleaning environmentally friendly energy-saving shaping drying machine. Background Art

[0002] The setting machine is a key equipment for textile printing and dyeing finishing. Existing setting machines are all heated directly by burners, and the smoke in the drying room is discharged to the outside through pipes for centralized treatment. The hot air of this processing method is relatively dry and the temperature is uneven. The quality of the fabrics that are set is not high, especially for sensitive fabrics. In addition, direct heating also adds a lot of carbon dioxide, water and oxygen to the setting machine drying room. If the burner is directly heated to achieve the exhaust effect of traditional thermal oil radiator heating, the exhaust volume must be increased, which is bound to cause a large loss of heat energy. In addition, during the heat setting process of the fabric, due to the high temperature, a large amount of high-temperature gas is generated in the setting machine oven. The high-temperature gas contains organic oil, dyes, dye additives, lubricating oil, fiber particles and other pollutants. Each setting machine generally emits 150-250mg / m3 of particulate matter and 40-80mg / m3 of oil smoke; its main components are aldehydes, ketones, hydrocarbons, fatty acids, alcohols, esters, lactones, heterocyclic compounds, and aromatic compounds. The oil mist exhaust gas volatilized by the stentering machine when it is working can directly damage the respiratory mucosa when inhaled into the human body, and has a certain stimulating effect on the human respiratory tract and lungs, reducing the human immune function, causing symptoms such as choking, chest tightness, and shortness of breath, airway contraction, and increased respiratory resistance. Therefore, the pollution problem caused by the exhaust gas emissions of the stentering machine has become more and more acute.

[0003] The waste gas treatment of the setting machine usually includes water spray treatment process and electrostatic treatment process.

[0004] The principle of electrostatic treatment process is: use a strong electric field to charge dust particles. When the positively / negatively charged particles pass through the dust removal electrode, they are adsorbed by the negative / positive electrode plates respectively, thereby achieving the purpose of dust removal. However, the electrostatic treatment process has the following shortcomings: a. Dust must be removed before purification, and multi-stage mechanical filters are usually used; since the exhaust gas of the setting machine contains a large amount of fiber and oil, it is bound to increase the workload of cleaning and maintenance; b. The exhaust gas temperature of the setting machine is sometimes as high as 180-200℃. Even if the exhaust gas temperature is low, it is inevitable to catch fire. At this time, if the system does not have safe and reliable protection measures, the electrostatic purifier will usually be scrapped due to a fire; c. Electrostatic treatment has relatively high requirements on the process and structure of the purification equipment, so the cost of use is relatively high.

[0005] The working principle of the water spray treatment process is as follows: the high-temperature exhaust gas generated by the setting machine enters the exhaust gas purifier, and enters the spray area after slow flow, uniform flow, and diffusion in the diversion area. The flue gas contacts the turbulent flow of high-pressure water mist in the spray area. The harmful gases, fibers, dust, and oil mist in the exhaust gas are captured by the water mist and flow into the oil-water separation water tank through the drain port at the bottom of the purifier; the gas after spray purification and cooling enters the dehydration area from the spray area, and the clean gas after dehydration is discharged into the atmosphere through the exhaust duct from the top of the purifier. However, water spray treatment is easy to cause water pollution and secondary pollution to the environment, and the treatment efficiency is also low, and the cost of use is high.

[0006] At present, there are also devices on the market that can recycle and reuse the high-temperature exhaust gas generated by the setting machine. After collecting the high-temperature exhaust gas generated by the setting machine through a pipeline, the exhaust gas is burned by combustion, the clean exhaust gas after combustion is discharged, and the heat energy generated by the combustion is recycled to the setting machine. However, this device cannot directly treat the high-temperature exhaust gas generated by the setting machine. After the high-temperature exhaust gas passes through the pipeline, it is still easy to cause carbon and oil accumulation in the pipeline. If it is not cleaned for a long time, it may cause a fire, and the safety factor is low. Summary of the invention

[0007] The technical problem to be solved by the present invention is to provide a highly intelligent self-cleaning environmentally friendly energy-saving shaping drying machine which has high production safety, low pollution and can burn and purify the fume in a drying room and reuse the heat energy.

[0008] In order to solve the above technical problems, the present invention is realized through the following technical solutions: a highly intelligent self-cleaning environmentally friendly energy-saving shaping dryer, comprising a plurality of combustion drying chambers arranged in parallel on the left and right and a plurality of non-combustion drying chambers arranged in parallel on the left and right, the combustion drying chambers are arranged in parallel on the right side of the non-combustion drying chambers and are interconnected, the left end of the leftmost non-combustion drying chamber is provided with a fabric inlet, and the right end of the rightmost combustion drying chamber is provided with a fabric outlet, the fabric enters the non-combustion drying chamber and the combustion drying chamber from left to right in turn through the fabric inlet, and is output through the fabric outlet after being dried and shaped in the non-combustion drying chamber and the combustion drying chamber; the combustion drying chamber and the non-combustion drying chamber are both provided with circulating air jet pipes for drying and shaping the fabric, wherein the circulating air jet pipe in the combustion drying chamber is connected to the combustion heat circulation device arranged below it, and the circulating air jet pipe in the non-combustion drying chamber is connected to the non-combustion heat circulation device arranged below it; the circulating air jet pipe is composed of an upper air pipe and a lower air pipe, the upper air pipe and the lower air pipe correspond to each other up and down, and the corresponding surfaces thereof are provided with corresponding heat The fabrics transported into the combustion drying room and the non-combustion drying room are placed between the upper and lower hot air nozzles, and the fabrics are dried and shaped by the hot air ejected from the upper and lower hot air nozzles; the combustion drying room and the non-combustion drying room are both provided with exhaust ports, each exhaust port is connected to the main exhaust pipe arranged on the top of the combustion drying room and the non-combustion drying room through an exhaust branch pipe, the head of the main exhaust pipe is connected to the exhaust port on the rightmost combustion drying room, and the end is connected to the main exhaust port arranged above the fabric inlet end; the main exhaust A second burner is arranged on the pipe, and the junction of all exhaust branch pipes connected to the main exhaust pipe is located on the right side of the second burner; an upper bellows duct whose two ends are connected to the non-combustion heat circulation device is arranged above the circulating air jet pipe in the non-combustion drying room, and a front waste heat recovery heat exchanger which divides the upper bellows duct into two is vertically arranged in the middle part of the upper bellows duct, the refrigerant inlet of the front waste heat recovery heat exchanger corresponds to the upper bellows duct, and the heat medium inlet and the heat medium outlet are both connected to the main exhaust pipe, and the heat medium inlet is located on the right side of the heat medium outlet.

[0009] Preferably, the combustion-type heat cycle device comprises a combustion chamber, a first burner is arranged at the front end of the combustion chamber, a smoking port is arranged on the top surface, and two exhaust ports symmetrically arranged at the rear end, the exhaust port is connected to a heat exchanger, the two heat exchangers are symmetrical, and a gap is formed between the symmetrical heat exchangers, the top and the bottom of the gap are provided with sealing plates, the sealing plates and the rear end surface of the combustion chamber separate the gap into a bellows channel which is open at the rear end and closed at the front end and the upper and lower ends, the opening at the rear end of the bellows channel is connected to a main air chamber communicated with it, the top of the main air chamber is higher than the bellows channel, the circulating air jet pipe arranged in the combustion drying room is located directly above the bellows channel and parallel to the bellows channel, and its end is connected to the main air chamber; the heat medium inlet of the heat exchanger is connected to the exhaust port, the heat medium outlet is connected to an exhaust pipe, the exhaust pipe is connected to the exhaust port on the top of the corresponding combustion drying room, the refrigerant outlet of the heat exchanger is located in the bellows channel, and the refrigerant inlet is located on the corresponding outer side.

[0010] Preferably, the non-combustion heat circulation device consists of a waste heat air chamber and a lower wind box, the waste heat air chamber is arranged at the front end of the lower wind box, an air inlet is arranged at the top of the lower wind box near the rear end, a lower wind box duct is arranged inside the lower wind box, one end of the lower wind box duct is connected with the waste heat air chamber, and the other end is connected with the air inlet, one end of the upper wind box duct is connected with the air inlet, and the other end is connected with the waste heat air chamber through a square tube; the circulating air jet pipe arranged in the non-combustion drying room is located directly above the lower wind box and parallel to the lower wind box, and the end thereof is connected with the waste heat air chamber; a shaping drying chamber is formed between the lower wind box and the upper wind box duct, the circulating air jet pipe in the non-combustion drying room is located in the shaping drying room, and an air outlet connected with the upper exhaust port of the non-combustion drying room is provided on the side of the shaping drying room close to the waste heat air chamber.

[0011] Preferably, a rear waste heat recovery heat exchanger is arranged between the main exhaust pipe and the main exhaust port, the heat medium inlet of the rear waste heat recovery heat exchanger is connected to the main exhaust pipe, and the heat medium outlet is connected to the main exhaust port, the refrigerant inlet of the rear waste heat recovery heat exchanger faces upward, and a small fan is arranged on the refrigerant inlet, and the refrigerant outlet of the rear waste heat recovery heat exchanger faces downward and is connected to the leftmost non-combustion drying room through a pipeline.

[0012] Preferably, there are eight combustion drying rooms and two non-combustion drying rooms.

[0013] Preferably, a first circulation fan is provided on the main air chamber.

[0014] Preferably, a second circulation fan is provided on the waste heat air chamber.

[0015] Preferably, there are two first circulation fans, which are arranged in parallel on the left and right.

[0016] Preferably, there are two second circulation fans, which are arranged in parallel on the left and right.

[0017] Preferably, the adjacent combustion-type heat cycle devices and non-combustion-type heat cycle devices are in opposite directions.

[0018] Compared with the prior art, the advantages of the present invention are: this highly intelligent self-cleaning, environmentally friendly and energy-saving shaping and drying machine automatically burns, purifies and recovers waste heat from flue gas, and can fully burn the combustible substances contained in the flue gas in the combustion chamber. On the one hand, it can purify the exhausted flue gas, and on the other hand, the heat energy generated by the incineration can be reused through the heat exchanger to form circulating hot air with uniform and constant temperature, which is used again to dry and shape the fabric cloth, fully meeting the processing technology requirements of various fabrics, and will not cause the phenomenon of cloth not being dried hard. At the same time, it can effectively avoid the phenomenon that the flue gas channel is not cleaned for a long time and is prone to fire, which greatly improves the safety factor of the shaping machine and greatly reduces the problem of environmental pollution caused by the shaping machine. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The present invention is further described below in conjunction with the accompanying drawings.

[0020] Figure 1 This is a schematic diagram of the external structure of a highly intelligent self-cleaning environmentally friendly energy-saving shaping dryer of the present invention;

[0021] Figure 2 It is a schematic diagram of the side structure of a combustion drying room in a highly intelligent self-cleaning environmentally friendly energy-saving shaping drying machine of the present invention;

[0022] Figure 3 This is a structural schematic diagram of a combustion-type heat circulation device in a highly intelligent self-cleaning, environmentally friendly and energy-saving shaping dryer of the present invention;

[0023] Figure 4 It is a schematic diagram of the side structure of a non-combustion drying room in a highly intelligent self-cleaning environmentally friendly and energy-saving shaping drying machine of the present invention;

[0024] Figure 5 It is a structural schematic diagram of a non-combustion heat circulation device in a highly intelligent self-cleaning, environmentally friendly and energy-saving shaping dryer of the present invention.

[0025] In the figure: 1. combustion drying room; 11. combustion heat circulation device; 111. combustion chamber; 112. smoking port; 113. first burner; 114. heat exchanger; 115. exhaust pipe; 116. main air chamber; 1161. first circulation fan; 117. bellows channel; 2. non-combustion drying room; 21. front waste heat recovery heat exchanger; 22. non-combustion heat circulation device; 221. waste heat air chamber; 2211. second circulation fan; 222. lower bellows air duct; 223. air inlet; 23. upper bellows air duct; 24. shaping drying room; 241. air outlet; 3. main exhaust pipe; 4. exhaust branch pipe; 41. exhaust port; 5. second burner; 6. main exhaust port; 7. rear waste heat recovery heat exchanger; 71. small fan; 8. circulation spray pipe. DETAILED DESCRIPTION

[0026] The present invention is described in detail below with reference to the accompanying drawings and specific embodiments:

[0027] Figure 1A highly intelligent self-cleaning environmentally friendly energy-saving shaping dryer is shown, comprising a plurality of combustion drying chambers 1 arranged in parallel on the left and right and a plurality of non-combustion drying chambers 2 arranged in parallel on the left and right, preferably eight combustion drying chambers 1 and two non-combustion drying chambers 2; the combustion drying chambers 1 are arranged in parallel on the right side of the non-combustion drying chambers 2 and are interconnected, a fabric inlet is arranged at the left end of the leftmost non-combustion drying chamber 2, and a fabric outlet is arranged at the right end of the rightmost combustion drying chamber 1, fabrics enter the non-combustion drying chamber 2 and the combustion drying chamber 1 from left to right in turn through the fabric inlet, and are dried and shaped in the non-combustion drying chamber 2 and the combustion drying chamber 1 after being discharged from the fabric outlet. Output at the end; the combustion drying room 1 and the non-combustion drying room 2 are both provided with a circulating air jet pipe 8 for drying and shaping fabrics, wherein the circulating air jet pipe 8 in the combustion drying room 1 is connected to the combustion heat circulation device 11 arranged below it, and the circulating air jet pipe 8 in the non-combustion drying room 2 is connected to the non-combustion heat circulation device 22 arranged below it; the adjacent combustion heat circulation devices 11 and non-combustion heat circulation devices 22 are in opposite directions, so as to ensure the uniformity of the temperature inside the shaping machine; the circulating air jet pipe 8 is composed of an upper air pipe and a lower air pipe, which correspond to each other up and down, and their corresponding surfaces are provided with corresponding The fabrics transported into the combustion drying room 1 and the non-combustion drying room 2 are located between the upper and lower hot air nozzles, and the fabrics are dried and shaped by the hot air ejected from the upper and lower hot air nozzles; the combustion drying room 1 and the non-combustion drying room 2 are both provided with exhaust ports 41, each exhaust port 41 is connected to a main exhaust pipe 3 arranged on the top of the combustion drying room 1 and the non-combustion drying room 2 through an exhaust branch pipe 4, the head of the main exhaust pipe 3 is connected to the exhaust port 41 on the rightmost combustion drying room 1, and the end is connected to the main exhaust port 6 arranged above the fabric feeding end, and the main exhaust port 6 is provided with an exhaust fan for exhausting External exhaust air is drawn; a second burner 5 is arranged on the main exhaust pipe 3, and the junction of all the exhaust branch pipes 4 connected to the main exhaust pipe 3 is located on the right side of the second burner 5; an upper bellows duct 23 whose two ends are connected to the non-combustion heat circulation device 22 is arranged above the circulating air jet pipe 8 in the non-combustion drying room 2, and a front waste heat recovery heat exchanger 21 which divides the upper bellows duct 23 into two is vertically arranged in the middle part of the upper bellows duct 23, and the refrigerant inlet of the front waste heat recovery heat exchanger 21 corresponds to the upper bellows duct 23, and the heat medium inlet and the heat medium outlet are both connected to the main exhaust pipe 3, and the heat medium inlet is located on the right side of the heat medium outlet.

[0028] like Figure 2 and Figure 3As shown, the combustion type heat cycle device 11 comprises a combustion chamber 111, a first burner 113 is arranged at the front end of the combustion chamber 111, a smoking port 112 is arranged on the top surface, and two exhaust ports are arranged on the rear end symmetrically. A heat exchanger 114 is connected to the exhaust port. The two heat exchangers 114 are symmetrical, and a gap is formed between the symmetrical heat exchangers 114. Sealing plates are arranged on the top and bottom of the gap. The sealing plates and the rear end surface of the combustion chamber 111 separate the gap into a bellows channel 117 with an opening at the rear end and closed at the front end and upper and lower ends. The main wind chamber 116 communicating with the bellows channel 117 is connected to the opening at the rear end of the bellows channel 117, and the top of the main wind chamber 116 is higher than the bellows channel 117. A first circulation fan 1161 is arranged outside the main air chamber 116. There are two first circulation fans 1161, which are arranged in parallel on the left and right. The hot air in the main air chamber 116 can be sent to the corresponding circulation air jet pipe 8 through the first circulation fan 1161. The circulation air jet pipe 8 arranged in the combustion drying room 1 is located directly above the bellows channel 117 and parallel to the bellows channel 117, and its end is connected to the main air chamber 116; the heat medium inlet of the heat exchanger 114 is connected to the exhaust port, and the heat medium outlet is connected to the exhaust pipe 115, and the exhaust pipe 115 is connected to the exhaust port 41 on the top of the corresponding combustion drying room 1, the refrigerant outlet of the heat exchanger 114 is located in the bellows channel 117, and the refrigerant inlet is located on the corresponding outer side.

[0029] like Figure 4 and Figure 5 As shown, the non-combustion heat circulation device 22 is composed of a waste heat air chamber 221 and a lower wind box, the waste heat air chamber 221 is arranged at the front end of the lower wind box, and an air inlet 223 is arranged at the top of the lower wind box near the rear end, and a lower wind box duct 222 is arranged inside the lower wind box, one end of the lower wind box duct 222 is connected to the waste heat air chamber 221, and the other end is connected to the air inlet 223, one end of the upper wind box duct 23 is connected to the air inlet 223, and the other end is connected to the waste heat air chamber 221 through a square tube, and a second circulation fan 2211 is arranged on the waste heat air chamber 221, and the second circulation fan 2211 is arranged on the waste heat air chamber 221. There are two fans 2211, which are arranged in parallel on the left and right, and can send the hot air in the waste heat air chamber 221 into the upper bellows duct 23 and the corresponding circulating air jet pipe 8; the circulating air jet pipe 8 arranged in the non-combustion drying room 2 is located directly above the lower bellows and parallel to the lower bellows, and its end is connected to the waste heat air chamber 221; a shaping drying chamber 24 is formed between the lower bellows and the upper bellows duct 23, and the circulating air jet pipe 8 in the non-combustion drying room 2 is located in the shaping drying chamber 24, and the shaping drying chamber 24 is provided with an outlet 241 connected to the upper exhaust port 41 of the non-combustion drying room 2 on one side close to the waste heat air chamber 221.

[0030] In order to be able to recycle the flue gas in the main exhaust pipe 3, a post-waste heat recovery heat exchanger 7 is arranged between the main exhaust pipe 3 and the main exhaust port 6. The heat medium inlet of the post-waste heat recovery heat exchanger 7 is connected to the main exhaust pipe 3, and the heat medium outlet is connected to the main exhaust port 6. The refrigerant inlet of the post-waste heat recovery heat exchanger 7 faces upward, and a small fan 71 is arranged on the refrigerant inlet. The refrigerant outlet of the post-waste heat recovery heat exchanger 7 faces downward and is connected to the leftmost non-combustion drying room 2 through a pipeline. The hot air after the heat cycle enters the non-combustion drying room 2 to ensure the temperature in the non-combustion drying room 2.

[0031] The specific working principle is as follows: the oil smoke generated by the burning drying room 1 enters the combustion chamber 111 from the top of the drying room through the smoking port 112, and the first burner 113 on the combustion chamber 111 heats the air in the combustion chamber 111 and burns the oil and lint contained in the oil smoke. The smoke in the combustion chamber 111 heated by the first burner 113 is guided through the exhaust port to the heat medium inlet of the left and right heat exchangers 114 and enters the heat exchanger 114. At the same time, the gas with a lower temperature outside the heat exchanger 114 passes through the refrigerant inlet of the heat exchanger 114 under the action of the air flow to exchange heat with the heat exchanger 114. After the lower temperature gas is heated, it enters the bellows from the refrigerant outlet of the heat exchanger 114 The flue gas after cooling is discharged from the heat medium outlet of the heat exchanger 114 to the exhaust pipe 115, and enters the exhaust branch pipe 4 connected to the corresponding exhaust port 41 through the exhaust pipe 115, and then enters the main exhaust pipe 3. At the same time, the hot air in the bellows channel 117 enters the main wind chamber 116 under the action of the airflow, and is blown to the circulating air jet pipe 8 through the first circulating air fan 1161 on the main wind chamber 116, and is subjected to hot blowing drying and shaping treatment on the fabric through the circulating air jet pipe 8. After the hot air from the fabric generates oil smoke, it enters the smoking port 112 again under the action of the airflow, and the heat treatment is circulated in this way. The first circulating air fan 1161 can drive the airflow in the combustion drying room 1.

[0032] The flue gas after combustion and heat exchange cooling in each combustion drying room 1 and the oil smoke in the non-combustion drying room 2 are discharged to the main exhaust pipe 3 through the exhaust branch pipe 4 and merged. The merged flue gas and oil smoke are burned again by the second burner 5, and the oil and hair contained in the oil smoke are burned to further purify the flue gas. At the same time, the heat generated and the purified flue gas enter the heat medium inlet of the front waste heat recovery heat exchanger 21. At the same time, the front waste heat recovery heat exchanger 21 draws circulating hot air from the waste heat air chamber 221 under the action of the second circulation fan 2211, and enters the front waste heat recovery heat exchanger 21. The refrigerant inlet of the heat recovery heat exchanger 21 exchanges heat with the hot air in the heat medium inlet. The heated hot air after the heat exchange enters the air inlet 223 through the refrigerant outlet, and enters the waste heat air chamber 221 through the lower bellows duct 222 again. At the same time, the hot air in the waste heat air chamber 221 enters the circulating air jet pipe 8 to dry and shape the fabric. The oil smoke generated after the circulating air jet pipe 8 dries and shapes the fabric enters the corresponding exhaust port 41 through the air outlet 241, and is then sent to the main exhaust pipe 3 through the exhaust branch pipe 4 for combustion treatment again. The flue gas cooled down after heat exchange in the front waste heat recovery heat exchanger 21 is discharged from the heat medium outlet toward the main exhaust port. If two non-combustion drying rooms 2 are provided in the setting machine, the flue gas in the main exhaust pipe 3 needs to undergo two consecutive heat exchange treatments. The flue gas after heat exchange in the waste heat recovery heat exchanger 21 on the non-combustion drying room 2 will enter the rear waste heat recovery heat exchanger 7 again. Under the action of the small fan 71 on the top, the rear waste heat recovery heat exchanger 7 inhales fresh cold air from the external environment and transports it to the refrigerant inlet of the rear waste heat recovery heat exchanger 7, and exchanges heat with the hot flue gas entering from the heat medium inlet of the rear waste heat recovery heat exchanger 7. The hot air heated up after the heat exchange is sent from the refrigerant outlet to the non-combustion drying room 2 on the far left, exchanges heat energy with the fabric, and ensures the drying room temperature. The flue gas cooled down by the rear waste heat recovery heat exchanger 7 enters the main exhaust port 6 after passing through the heat medium outlet, and is directly discharged from the main exhaust port 6 through the exhaust fan in the main exhaust port 6.

[0033] This highly intelligent self-cleaning, environmentally friendly and energy-saving shaping and drying machine automatically burns, purifies and recovers waste heat from flue gas. It can fully burn the combustible substances contained in the flue gas in the combustion chamber. On the one hand, it can purify the exhausted flue gas. On the other hand, the heat energy generated by the incineration can be reused through the heat exchanger to form circulating hot air with uniform and constant temperature, which is used again to dry and shape the fabrics. It fully meets the processing requirements of various fabrics and will not produce the phenomenon of fabrics not being dried hard. At the same time, it effectively avoids the phenomenon of fire caused by long-term uncleaning of the flue gas channel, which greatly improves the safety factor of the shaping machine and greatly reduces the problem of environmental pollution caused by the shaping machine.

[0034] It should be emphasized that the above are only preferred embodiments of the present invention and do not limit the present invention in any form. Any simple modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. A highly intelligent self-cleaning environmentally friendly energy-saving shaping dryer, comprising a plurality of combustion drying chambers (1) arranged in parallel on the left and right and a plurality of non-combustion drying chambers (2) arranged in parallel on the left and right, wherein the combustion drying chambers (1) are arranged in parallel on the right side of the non-combustion drying chambers (2) and are interconnected, a fabric inlet is arranged at the left end of the leftmost non-combustion drying chamber (2), and a fabric outlet is arranged at the right end of the rightmost combustion drying chamber (1), fabric enters the non-combustion drying chamber (2) and the combustion drying chamber (1) from left to right in sequence through the fabric inlet, and is dried and shaped in the non-combustion drying chamber (2) and the combustion drying chamber (1) and then output through the fabric outlet, characterized in that: The combustion drying room (1) and the non-combustion drying room (2) are both provided with a circulating air jet pipe (8) for drying and shaping fabrics, wherein the circulating air jet pipe (8) in the combustion drying room (1) is connected to a combustion heat circulation device (11) arranged below it, and the circulating air jet pipe (8) in the non-combustion drying room (2) is connected to a non-combustion heat circulation device (22) arranged below it; the circulating air jet pipe (8) is composed of an upper air pipe and a lower air pipe, the upper air pipe and the lower air pipe correspond to each other, and corresponding hot air jet nozzles are arranged on the corresponding surfaces, and the fabrics transported into the combustion drying room (1) and the non-combustion drying room (2) are placed between the upper and lower hot air jet nozzles, and the hot air ejected from the upper and lower hot air jet nozzles is used to heat the fabrics. The fabric is dried and shaped; the combustion drying room (1) and the non-combustion drying room (2) are both provided with exhaust ports (41); each exhaust port (41) is connected to a main exhaust pipe (3) arranged on the top of the combustion drying room (1) and the non-combustion drying room (2) through an exhaust branch pipe (4); the head of the main exhaust pipe (3) is connected to the exhaust port (41) on the rightmost combustion drying room (1), and the end is connected to a main exhaust port (6) arranged above the fabric inlet end; the main exhaust pipe (3) is provided with a second burner (5); all the exhaust branch pipes (4) connected to the main exhaust pipe (3) have their connection points located on the right side of the second burner (5); the internal circulation air jet pipe (8) of the non-combustion drying room (2) An upper bellows duct (23) is arranged above the upper bellows duct (23) whose two ends are connected to the non-combustion heat cycle device (22); a front waste heat recovery heat exchanger (21) is arranged vertically in the middle of the upper bellows duct (23) to divide the upper bellows duct into two; a refrigerant inlet of the front waste heat recovery heat exchanger (21) corresponds to the upper bellows duct (23); a heat medium inlet and a heat medium outlet are both connected to the main exhaust pipe (3), and the heat medium inlet is located to the right of the heat medium outlet; the combustion heat cycle device (11) comprises a combustion chamber (111); a first burner (113) is arranged at the front end of the combustion chamber (111); a smoking port (112) is arranged on the top surface; and two left-right symmetrical exhaust ports are arranged at the rear end; and the exhaust ports are connected to heat exchangers (114), the two heat exchangers (114) are symmetrical, a gap is formed between the symmetrical heat exchangers (114), the top and bottom of the gap are both provided with sealing plates, the sealing plates and the rear end surface of the combustion chamber (111) separate the gap into a bellows channel (117) with an opening at the rear end and a sealed front end and upper and lower ends, the opening at the rear end of the bellows channel (117) is connected to a main wind chamber (116) communicating therewith, the top of the main wind chamber (116) is higher than the bellows channel (117), a circulating air jet pipe (8) arranged in the combustion drying room (1) is located directly above the bellows channel (117) and parallel to the bellows channel (117), and its end is connected to the main wind chamber (116);The heat medium inlet of the heat exchanger (114) is connected to the exhaust port, and the heat medium outlet is connected to an exhaust pipe (115), and the exhaust pipe (15) is connected to the exhaust port (41) at the top of the corresponding combustion drying room (1). The refrigerant outlet of the heat exchanger (114) is located in the wind box channel (117), and the refrigerant inlet is located on the corresponding outer side surface; the non-combustion heat cycle device (22) is composed of a waste heat air chamber (221) and a lower wind box, and the waste heat air chamber (221) is arranged at the front end of the lower wind box, and the top of the lower wind box is arranged near the rear end. An air inlet (223) is provided, the lower air box is provided with a lower air box duct (222), one end of the lower air box duct (222) is connected to the waste heat air chamber (221), and the other end is connected to the air inlet (223), one end of the upper air box duct (23) is connected to the air inlet (223), and the other end is connected to the waste heat air chamber (221) through a square tube; a circulating air jet pipe (8) arranged in the non-combustion drying room (2) is located directly above the lower air box and parallel to the lower air box, and its end is connected to the waste heat air chamber (221) A shaping drying chamber (24) is formed between the lower wind box and the upper wind box air duct (23); the circulating air jet pipe (8) in the non-combustion drying chamber (2) is located in the shaping drying chamber (24); an air outlet (241) connected to the upper exhaust port (41) of the non-combustion drying chamber (2) is provided on one side of the shaping drying chamber (24) close to the waste heat air chamber (221); a rear waste heat recovery heat exchanger (7) is provided between the main exhaust pipe (3) and the main exhaust port (6); a heat medium inlet of the rear waste heat recovery heat exchanger (7) is connected to the main exhaust pipe ( 3) connection, the heat medium outlet is connected to the main exhaust port (6), the refrigerant inlet of the rear waste heat recovery heat exchanger (7) faces upward, a small fan (71) is arranged on the refrigerant inlet, and the refrigerant outlet of the rear waste heat recovery heat exchanger (7) faces downward and is connected to the leftmost non-combustion drying room (2) through a pipeline; the combustion drying room (1) has eight, and the non-combustion drying room (2) has two; the main air chamber (116) is provided with a first circulation fan (1161); the waste heat air chamber (221) is provided with a second circulation fan (2211). ; 2. A highly intelligent self-cleaning environmentally friendly energy-saving shaping dryer according to claim 1, characterized in that: The first circulation fans (1161) are provided in two numbers and are arranged in parallel on the left and right sides.

3. A highly intelligent self-cleaning environmentally friendly energy-saving shaping dryer according to claim 1, characterized in that: The second circulation fans (2211) are provided in two numbers and are arranged in parallel on the left and right sides.

4. A highly intelligent self-cleaning environmentally friendly energy-saving shaping dryer according to claim 1, characterized in that: The adjacent combustion-type heat cycle devices (11) and non-combustion-type heat cycle devices (22) are in opposite directions.

Citation Information

Patent Citations

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