Forced cooling chamber with waste heat utilization function

Abstract

The utility model relates to a forced cooling chamber with a waste heat utilization function, which comprises a forced cooling chamber body, an air supply and exhaust system and a waste heat utilization system, the middle of the forced cooling chamber body is provided with a passage for a workpiece to pass through, forced cooling chamber air ducts are arranged on two sides of the forced cooling chamber body, and tuyere components facing the workpiece are arranged on the inner sides of the forced cooling chamber air ducts. The waste heat utilization system comprises a heat exchanger, the heat exchanger is arranged at the top of a forced cooling chamber body, the hot air inlet side of the heat exchanger is communicated with the forced cooling chamber, and the hot air outlet side of the heat exchanger is communicated to an air inlet pipe of an air exhaust section. And hot air in the forced cooling chamber is discharged through an air inlet pipe of an air exhaust section of the air supply and exhaust system after being subjected to heat exchange through the heat exchanger. The unutilized heat in the forced cooling chamber of the traditional coating production line is utilized through the air supply and exhaust system and the waste heat utilization system to replace or supplement a heat source, so that the energy consumption can be effectively reduced, and the production cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of coating production and waste heat utilization, and particularly relates to a strong cooling chamber with waste heat utilization function. BACKGROUND

[0002] In the powder spraying, paint spraying coating production line, in order to make the workpiece after paint spraying, powder spraying, generate high quality coating film, need to carry out drying curing process, and the curing temperature is 150 to 230 DEG C according to the need. After the workpiece is baked at high temperature, cooling is needed before entering the next process, so that the workers operate the workpiece in a more comfortable temperature.

[0003] The strong cooling chamber is also called cooling chamber, which has the function of cooling the coated workpiece coming out of the drying chamber by forced cold air, so as to meet the needs of the next process and not affect the temperature of the factory building. At present, the strong cooling chamber of the coating production line needs to suck cold air from outside the factory building, and a filter is arranged, and the cold air is sent to the air duct on both sides of the strong cooling chamber by the fan, and then blown to the high temperature workpiece needing cooling through the nozzle. The heated air is directly discharged from the strong cooling chamber, and the heat is not utilized, which causes waste of resources.

[0004] In view of the above technical problems, a strong cooling chamber with waste heat utilization function is provided. SUMMARY

[0005] The utility model discloses a kind of strong cooling chambers with waste heat utilization function, and the heat not being utilized in traditional coating production line strong cooling chamber is utilized as the replacement or supplement of heat source by sending and exhausting system and waste heat utilization system, which can effectively reduce the consumption of energy, reduce production cost, save energy.

[0006] The utility model solves its technical problem by the following technical scheme:

[0007] A kind of strong cooling chamber with waste heat utilization function, including strong cooling chamber body, sending and exhausting system and waste heat utilization system, the passage for workpiece is in the middle of strong cooling chamber body, strong cooling chamber air duct is made on both sides of strong cooling chamber body, air nozzle assembly towards workpiece is arranged in the inside of strong cooling chamber air duct, the cold air inlet of strong cooling chamber air duct is communicated with the air supply section air supply pipe of sending and exhausting system, the waste heat utilization system includes heat exchanger, the heat exchanger is set to the top of strong cooling chamber body, the hot air inlet side of heat exchanger is communicated with the strong cooling chamber, the hot air outlet side of heat exchanger is communicated to the air supply pipe of air exhaust section, hot air in strong cooling chamber is discharged after heat exchange by heat exchanger again by the air supply pipe of air exhaust section of sending and exhausting system.

[0008] Further, the air supply and exhaust system comprises air supply and exhaust integrated equipment one and air supply and exhaust integrated equipment two, the air supply and exhaust integrated equipment one is installed at the front end of the air supply and exhaust integrated equipment two, one end of the air supply and exhaust integrated equipment one is provided with air supply section air inlet pipe one and air supply section air supply pipe one, the other end of the air supply and exhaust integrated equipment one is provided with air exhaust section air exhaust pipe one and air exhaust section air inlet pipe one, one end of the air supply and exhaust integrated equipment two is provided with air supply section air inlet pipe two and air supply section air supply pipe two, the other end of the air supply and exhaust integrated equipment two is provided with air exhaust section air exhaust pipe two and air exhaust section air inlet pipe two, the top of the strong cooling chamber body is provided with three groups of heat exchangers, the hot air outlet side of the first two groups of heat exchangers is communicated to the air exhaust section air inlet pipe one, and the hot air outlet side of the last group of heat exchangers is communicated to the air exhaust section air inlet pipe two.

[0009] Further, the air supply and exhaust system is installed on the upper end of the strong cooling chamber body through the equipment platform.

[0010] The utility model has the advantages and positive effects that:

[0011] Compared with the prior art, the strong cooling chamber with waste heat utilization function can utilize the heat not utilized in the traditional coating production line strong cooling chamber, replace or supplement the heat source, effectively reduce the energy consumption, reduce the production cost and save energy. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 The utility model discloses a strong cooling chamber with waste heat utilization function Figure 1 ;

[0013] Figure 2 The utility model discloses a strong cooling chamber with waste heat utilization function Figure 2 ;

[0014] Figure 3 The utility model discloses a strong cooling chamber with waste heat utilization function

[0015] Figure 4 The utility model discloses a strong cooling chamber with waste heat utilization function

[0016] Figure 5 The utility model discloses a strong cooling chamber with waste heat utilization function

[0017] Figure 6 The utility model discloses a strong cooling chamber with waste heat utilization function Figure 1 ;

[0018] Figure 7 The utility model discloses a strong cooling chamber with waste heat utilization functionFigure 2 ;

[0019] Figure 8 For Figure 7 A-A cross-sectional view;

[0020] Figure 9 For the heat exchanger of the strong cooling chamber with waste heat utilization function of the utility model is three-dimensional view;

[0021] Figure 10 For the heat exchanger support of the strong cooling chamber with waste heat utilization function of the utility model is three-dimensional view;

[0022] Figure 11 For the tuyere assembly of the strong cooling chamber with waste heat utilization function of the utility model is three-dimensional view;

[0023] In the figure:

[0024] 1-strong cooling chamber body, 11-chamber body outer plate assembly, 12-chamber body framework;2-air supply and exhaust system, 2.1-air supply and exhaust integrated machine equipment one, 2.2-air supply section air inlet duct one, 2.3-air supply section air supply duct one, 2.4-air exhaust section air exhaust duct one, 2.5-air exhaust section air inlet duct one, 2.6-air supply and exhaust integrated machine equipment two, 2.7-air supply section air inlet duct two, 2.8-air supply section air supply duct two, 2.9-air exhaust section air exhaust duct two, 3.0-air exhaust section air inlet duct two, 3.1-equipment platform, 3.2-air exhaust cover one, 3.3-air exhaust cover two;3-strong cooling chamber air duct, 31-sealing plate;4-heat exchanger, 41-liquid supply header, 42-liquid return header, 43-heat exchanger support;5-tuyere assembly, 51-tuyere, 52-side plate. DETAILED DESCRIPTION

[0025] The utility model will be further described in detail through specific embodiments, the following examples are only descriptive, not restrictive, and cannot limit the protection scope of the utility model.

[0026] As Figures 1 to 11As shown, a strong cooling chamber with waste heat utilization function includes a strong cooling chamber body 1, a air supply and exhaust system 2 and a waste heat utilization system. The middle part of the strong cooling chamber body 1 is a passageway for workpieces. Strong cooling chamber air ducts 3 are made on both sides of the strong cooling chamber body 1. Air nozzle assemblies 5 are arranged on the inner side of the strong cooling chamber air ducts 3 and face the workpieces. The cold air inlets of the strong cooling chamber air ducts 3 are connected with the air supply section air supply ducts of the air supply and exhaust system 2. The waste heat utilization system includes a heat exchanger 4 arranged on the top of the strong cooling chamber body 1. The hot air inlet side of the heat exchanger 4 is connected with the strong cooling chamber, and the hot air outlet side of the heat exchanger 4 is connected with the air exhaust section air inlet ducts. The hot air in the strong cooling chamber is exchanged by the heat exchanger 4 and then is exhausted through the air exhaust section air inlet ducts of the air supply and exhaust system 2. The air supply and exhaust system 2 includes air supply and exhaust integrated equipment one 2.1 and air supply and exhaust integrated equipment two 2.6. The air supply and exhaust integrated equipment one 2.1 is installed at the front end of the air supply and exhaust integrated equipment two 2.6. One end of the air supply and exhaust integrated equipment one 2.1 is provided with air supply section air inlet ducts one 2.2 and air supply section air supply ducts one 2.3. The other end of the air supply and exhaust integrated equipment one 2.1 is provided with air exhaust section air exhaust ducts one 2.4 and air exhaust section air inlet ducts one 2.5. One end of the air supply and exhaust integrated equipment two 2.6 is provided with air supply section air inlet ducts two 2.7 and air supply section air supply ducts two 2.8. The other end of the air supply and exhaust integrated equipment two 2.6 is provided with air exhaust section air exhaust ducts two 2.9 and air exhaust section air inlet ducts two 3.0. Three groups of heat exchangers 4 are installed on the top of the strong cooling chamber body 1. The hot air outlet sides of the first two groups of heat exchangers 4 are connected with the air exhaust section air inlet ducts one 2.5. The hot air outlet side of the last group of heat exchangers 4 is connected with the air exhaust section air inlet ducts two 3.0. The air supply and exhaust system 2 is installed on the upper end of the strong cooling chamber body 1 through equipment platforms 3.1. The equipment platforms 3.1 are fixed on the ground through a plurality of steel structures. The heat generated in the process of cooling high-temperature workpieces is utilized to save energy.

[0027] The strong cooling chamber body 1 includes a chamber body outer plate assembly 11 and a chamber body skeleton 12 arranged in the chamber body outer plate assembly 11. The chamber body outer plate assembly 11 is a hollow rectangle spliced by a plurality of color steel rock wool sandwich panels and has a certain heat preservation capacity. The chamber body skeleton 12 is welded by square steel pipes and rectangular steel pipes and is matched with the chamber body outer plate assembly 11. Air nozzle assemblies 5 are installed at the lower parts of the left and right ends of the inner frame of the chamber body skeleton 12. The air nozzle assemblies 5 are composed of side plates 52 and air nozzles 51 uniformly arranged on the side plates 52. Sealing plates 31 made of steel plates are welded at the upper parts of the left and right ends of the inner frame of the chamber body skeleton 12. The space formed by the sealing plates 31, the air nozzle assemblies 5 and the chamber body outer plate assembly 11 installed on the outer frame of the chamber body skeleton 12 constitutes the strong cooling chamber air ducts 3 distributed on the left and right sides of the strong cooling chamber body 1.

[0028] The waste heat utilization system is a finned heat exchanger 4, which is bolted to the inside of the room body framework 12 at the left and right ends through a heat exchanger support 43 and is located on the inner side of the sealing plate 31. When the heat exchanger 4 needs to be overhauled, it can be directly removed by disassembling the bolts, which is convenient and fast.

[0029] The air supply and exhaust integrated machine equipment one 2.1 and the air supply and exhaust integrated machine equipment two 2.6 both include an air supply section and an air exhaust section, the air supply section of the air supply and exhaust integrated machine equipment one 2.1 is connected with an air supply section air inlet duct one 2.2 and an air supply section air supply duct one 2.3, the air supply section air inlet duct one 2.2 is installed at the upper end of the air supply and exhaust integrated machine equipment one 2.1, the air supply section air supply duct one 2.3 is installed at the front end of the air supply and exhaust integrated machine equipment one 2.1, and the air supply section air supply duct one 2.3 is communicated with the cold air inlets of the strong cold chamber air ducts 3 on both sides of the strong cold chamber room body 1; the air exhaust section of the air supply and exhaust integrated machine equipment one 2.1 is connected with an air exhaust section air exhaust duct one 2.4 and an air exhaust section air inlet duct one 2.5, the air exhaust section air inlet duct one 2.5 is installed at the rear end of the air supply and exhaust integrated machine equipment one 2.1, passes through an exhaust cover one 3.2, and is communicated with the hot air outlet sides of the front two groups of heat exchangers 4, and the air exhaust section air exhaust duct one 2.4 is arranged behind the air supply section air inlet duct one 2.2.

[0030] The air supply section of the air supply and exhaust integrated machine equipment two 2.6 is connected with an air supply section air inlet duct two 2.7 and an air supply section air supply duct two 2.8, the air supply section air inlet duct two 2.7 is installed at the upper end of the air supply and exhaust integrated machine equipment two 2.6, the air supply section air supply duct two 2.8 is installed at the rear end of the air supply and exhaust integrated machine equipment two 2.6, and the air supply section air supply duct two 2.8 is communicated with the cold air inlets of the strong cold chamber air ducts 3 on both sides of the strong cold chamber room body 1; the air exhaust section of the air supply and exhaust integrated machine equipment two 2.6 is connected with an air exhaust section air exhaust duct two 2.9 and an air exhaust section air inlet duct two 3.0, the air exhaust section air inlet duct two 3.0 is installed at the front end of the air supply and exhaust integrated machine equipment two 2.6, passes through an exhaust cover two 3.3, is communicated with the hot air outlet sides of the rear group of heat exchangers 4, and the air exhaust section air exhaust duct two 2.9 is arranged in front of the air supply section air inlet duct two 2.7.

[0031] In the working process of the coating production line, the workpiece enters the strong cooling chamber body 1 after high-temperature baking, and leaves from the other end of the chamber body; the cold air is sucked into the air supply section of the air supply and exhaust all-in-one machine device 1 or 2.6 by the air supply fan in the air supply and exhaust all-in-one machine device 1 or 2.6 through the air supply section inlet air pipe 2.2 or 2.7, and is sent out from the air supply and exhaust all-in-one machine device 1 or 2.6 after being filtered by the filter of the air supply and exhaust all-in-one machine device 1 or 2.6, and enters the strong cooling chamber air duct 3 on both sides of the strong cooling chamber body 1 through the air supply section air supply pipe 2.3 or 2.8, and is blown to the workpiece by the air nozzle 51 to exchange heat with the high-temperature workpiece, and the temperature is increased; the hot air needs to pass through the finned heat exchanger 4 before being discharged from the strong cooling chamber body 1, and the heat in the hot air is conducted to the liquid in the finned tube through the finned tube, and the heated liquid flows out under the action of the heat exchange pump through the liquid return header 42 of the finned heat exchanger 4 and is supplied to other workstations that need heat as a replacement or supplement for heat sources, and the heat utilization is realized, and the liquid is supplied to the finned tube under the action of the heat exchange pump through the liquid supply header 41 of the finned heat exchanger 4;

[0032] The air after heat utilization is discharged to the outside of the plant through the exhaust section inlet air pipe 2.5 or 2.9 by the exhaust fan in the air supply and exhaust all-in-one machine device 1 or 2.6.

[0033] Although the embodiments and drawings of the utility model are disclosed for the purpose of illustration, those skilled in the art can understand that various alternatives, changes and modifications are possible without departing from the spirit and scope of the utility model and the appended claims, therefore, the scope of the utility model is not limited to the disclosed content of the embodiments and drawings.

Claims

1. A powerful cooling chamber with waste heat utilization function, characterized in that: The strong cooling chamber body (1) has a passage in the middle for workpieces to pass through, and a strong cooling chamber air duct (3) is made on both sides of the strong cooling chamber body (1), a tuyere assembly (5) is arranged on the inner side of the strong cooling chamber air duct (3) and faces the workpieces, the cold air inlet of the strong cooling chamber air duct (3) is communicated with the air supply section air supply pipe of the air supply and exhaust system (2), the waste heat utilization system comprises a heat exchanger (4) arranged on the top of the strong cooling chamber body (1), the hot air inlet side of the heat exchanger (4) is communicated with the strong cooling chamber, and the hot air outlet side of the heat exchanger (4) is communicated to the air exhaust section air inlet pipe; the hot air in the strong cooling chamber is exchanged by the heat exchanger (4) and then discharged through the air exhaust section air inlet pipe of the air supply and exhaust system (2).

2. The supercooling chamber with waste heat utilization function according to claim 1, characterized in that: The air supply and exhaust system (2) comprises air supply and exhaust integrated equipment one (2.1) and air supply and exhaust integrated equipment two (2.6), the air supply and exhaust integrated equipment one (2.1) is installed at the front end of the air supply and exhaust integrated equipment two (2.6), one end of the air supply and exhaust integrated equipment one (2.1) is provided with an air supply section air inlet pipe one (2.2) and an air supply section air supply pipe one (2.3), the other end of the air supply and exhaust integrated equipment one (2.1) is provided with an air exhaust section air exhaust pipe one (2.4) and an air exhaust section air inlet pipe one (2.5), one end of the air supply and exhaust integrated equipment two (2.6) is provided with an air supply section air inlet pipe two (2.7) and an air supply section air supply pipe two (2.8), the other end of the air supply and exhaust integrated equipment two (2.6) is provided with an air exhaust section air exhaust pipe two (2.9) and an air exhaust section air inlet pipe two (3.0), and three groups of heat exchangers (4) are installed on the top of the strong cooling chamber body (1), the hot air outlet sides of the first two groups of heat exchangers (4) are communicated to the air exhaust section air inlet pipe one (2.5), and the hot air outlet side of the last group of heat exchangers (4) is communicated to the air exhaust section air inlet pipe two (3.0).

3. The supercooling chamber with waste heat utilization function according to claim 1, characterized in that: The air supply and exhaust system (2) is installed on the upper end of the strong cooling chamber body (1) through the equipment platform (3.1).

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