CN212673769U - High-efficient environmental protection and energy saving type heated air circulation drying equipment for assembly line - Google Patents

Abstract

The utility model discloses a heated air circulation drying equipment for high-efficient environmental protection and energy saving type assembly line belongs to production line equipment technical field. The method comprises the following steps: an inlet is arranged at one end of the drying and heat-preserving chamber in the length direction, and an outlet is arranged at the other end of the drying and heat-preserving chamber. The air curtain devices are respectively arranged at the inlet and the outlet, each air curtain device comprises an air inlet for air inlet and an adjusting air port for air outlet, and the adjusting air ports are arranged at two sides of the inlet opposite to the outlet. The hot air circulating device is arranged in the drying heat preservation chamber and comprises a circulating air pipe and a heating device, one end of the circulating air pipe is communicated with the interior of the drying heat preservation chamber, the other end of the circulating air pipe is communicated with the heating device, and a circulating hot air outlet is formed in one side of the heating device. The waste gas discharge device is communicated with the interior of the drying and heat-preserving chamber body. The utility model provides a pair of high-efficient environmental protection and energy saving type heated air circulation drying equipment for assembly line can be applicable to multiple work piece, and space utilization is high, and drying efficiency is high.

Description

High-efficient environmental protection and energy saving type heated air circulation drying equipment for assembly line

Technical Field

The utility model relates to a production line equipment technical field specifically relates to a heated air circulation drying equipment for high-efficient environmental protection and energy saving type assembly line.

Background

The traditional drying equipment of the assembly line generally heats external equipment and then sends hot air to the interior of a drying room body, and the drying of workpieces is realized through equipment such as a blowing nozzle and an air knife. Because the existence of external heater and outside air supply tuber pipe for the whole space occupancy of equipment is great, influences the overall layout of factory building assembly line, and the process of hot-blast conversion and transport has a large amount of heat losses simultaneously, causes drying efficiency low.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the hot air circulation drying equipment for the high-efficiency, environment-friendly and energy-saving assembly line is provided, can be suitable for various workpieces, and is high in space utilization rate and drying efficiency.

The specific technical scheme is as follows:

the utility model provides a high-efficient environmental protection and energy saving type heated air circulation drying equipment for assembly line, mainly includes: the drying and heat-preserving chamber comprises a drying and heat-preserving chamber body, a plurality of air curtain devices, a hot air circulating device and a waste gas discharging device.

Wherein, one end of the drying and heat preservation chamber in the length direction is provided with an inlet, and the other end is provided with an outlet. The air curtain devices are respectively arranged at the inlet and the outlet, each air curtain device comprises an air inlet for air inlet and an adjusting air port for air outlet, the air inlets are communicated with the inside of the drying and heat-insulating chamber body, and the adjusting air ports are arranged at two sides of the inlet opposite to the outlet. The hot air circulating device is arranged in the drying heat preservation chamber and comprises a circulating air pipe and a heating device, one end of the circulating air pipe is communicated with the interior of the drying heat preservation chamber, the other end of the circulating air pipe is communicated with the heating device, a circulating negative pressure generating device is arranged in the circulating air pipe, and a circulating hot air outlet is formed in one side of the heating device. The waste gas discharge device is communicated with the interior of the drying and heat-preserving chamber body.

In the heated air circulation drying equipment for the high-efficiency, environment-friendly and energy-saving assembly line, the heated air circulation drying equipment for the assembly line is further characterized by comprising a plurality of internal frameworks, and the internal frameworks are arranged in the drying heat-preservation chamber.

In the hot air circulation drying equipment for the high-efficiency, environment-friendly and energy-saving assembly line, the internal frameworks are arranged along the length direction of the drying and heat-preserving chamber body.

Among the foretell hot air circulating drying equipment for energy-efficient environmental protection and energy saving type assembly line, still have such characteristic, the air curtain device still includes air curtain negative pressure and produces device and air curtain tuber pipe, and the one end that the air curtain negative pressure produced the device is provided with the air intake, and the other end that the air curtain negative pressure produced the device passes through air curtain tuber pipe and adjusts the wind gap intercommunication.

In the hot air circulation drying equipment for the high-efficiency, environment-friendly and energy-saving assembly line, the adjusting air ports are arranged on the left side and the right side of the drying and heat-preserving chamber body in the width direction; or the adjusting air ports are arranged at the upper side and the lower side of the drying and heat-preserving chamber body in the height direction.

In the hot air circulation drying equipment for the high-efficiency, environment-friendly and energy-saving assembly line, the circulating negative pressure generating device and the air curtain negative pressure generating device are fans or vacuum pumps.

In the hot air circulation drying equipment for the high-efficiency, environment-friendly and energy-saving assembly line, the hot air circulation drying equipment is further characterized in that one end of the circulation air pipe is arranged at the upper end of the interior of the drying and heat-preserving chamber, and the circulation hot air outlet faces the lower end of the interior of the drying and heat-preserving chamber.

In the hot air circulation drying equipment for the high-efficiency, environment-friendly and energy-saving assembly line, the hot air circulation drying equipment is also characterized in that the heating device is internally heated by steam, or heated by burning natural gas, or electrically heated; and a high-temperature filter is arranged on one side of the heating device provided with the circulating hot air outlet.

Among the foretell hot air circulating drying equipment for energy-efficient environmental protection and energy saving type assembly line, still have such characteristic, exhaust emission device produces the device including the exhaust negative pressure, the exhaust air pipe, blast gate and catalytic combustion system, the exhaust negative pressure produces the one end of device and stretches into to stoving heat preservation indoor portion, the one end and the exhaust negative pressure of exhaust air pipe produce the device intercommunication, the other end and the catalytic combustion system intercommunication of exhaust air pipe, still be provided with the blast gate in the exhaust air pipe in addition.

In the hot air circulation drying equipment for the high-efficiency, environment-friendly and energy-saving assembly line, the hot air circulation drying equipment is also characterized in that the circulation negative pressure generating device and the waste discharge negative pressure generating device are fans or vacuum pumps.

The positive effects of the technical scheme are as follows:

the utility model provides a high-efficiency, environment-friendly and energy-saving hot air circulation drying device for a production line,

1. the mode of indoor heating and indoor thermal cycle is adopted, and the air curtain is arranged at the inlet and the outlet of the drying and heat-preserving chamber body for heat locking, so that the drying efficiency is improved.

2. The adjustable range of the internal framework of the drying and heat-preserving chamber body is large, and the conveying of various small and medium-sized workpieces can be met.

3. The drying equipment is of an integral box type, the assembly line only occupies partial space above the assembly line, the occupied space is small, and the space utilization rate is high.

4. The design of the heating device of the heated air circulation device can be suitable for various heating modes such as electric heating, steam heating, natural gas heating and the like, and has wide optional range and strong adaptability.

5. The whole equipment can be manufactured in a standard and modularized mode, the equipment can be assembled by different numbers of standard modules according to different workpieces, the installation is convenient, the whole cost of the equipment is low, and the market competitiveness is strong.

6. The equipment heating device is arranged inside the chamber body, so that heat loss is greatly avoided, and the air curtain and the heat insulation structure for drying the heat insulation chamber body are used for assistance, so that the equipment is more energy-saving and efficient.

7. The waste gas emission device collects the dried waste gas and efficiently treats the waste gas through the catalytic combustion device, so that the purpose of environmental protection is achieved.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of a hot air circulation drying device for a high-efficiency, environment-friendly and energy-saving assembly line of the present invention;

fig. 2 is a schematic structural diagram of an air curtain device in an embodiment of the hot air circulation drying equipment for the high-efficiency, environment-friendly and energy-saving assembly line of the present invention;

fig. 3 is a schematic structural diagram of a heated air circulation device in an embodiment of the heated air circulation drying equipment for the high-efficiency, environment-friendly and energy-saving assembly line of the present invention;

fig. 4 is the utility model discloses a structural schematic diagram of exhaust emission device in the embodiment of a high-efficient environmental protection and energy saving type heated air circulation drying equipment for assembly line.

In the drawings: 1. drying the heat preservation chamber body; 2. an internal skeleton; 3. an air curtain device; 31. an air curtain negative pressure generating device; 32. an air curtain duct; 33. adjusting the tuyere; 4. a hot air circulating device; 41. a circulating negative pressure generating device; 42. a circulating air duct; 43. a heating device; 44. a high temperature filter; 45. a circulating hot air outlet; 5. an exhaust gas discharge device; 51. a waste discharge negative pressure generating device; 52. a waste air exhaust pipe; 53. an air valve; 54. a catalytic combustion system.

Detailed Description

In order to make the utility model discloses technical means, creation characteristic, achievement purpose and efficiency that realize are easily understood and are known, and it is right that following embodiment combines attached figure 1 to attached figure 4 the utility model provides a high-efficient environmental protection and energy saving type heated air circulation drying equipment for assembly line does specifically describe.

In this energy-efficient heated air circulation drying equipment for assembly line, wherein the import has been seted up to the one end of stoving heat preservation room body 1 length direction, and the export has been seted up to the other end, and stoving heat preservation room body 1 arranges along assembly line moving direction, and the work piece of treating the stoving gets into from the import of stoving heat preservation room body 1 along with the removal of assembly line, flows from the export of stoving heat preservation room body 1, carries out the stoving operation to the work piece in stoving heat preservation room body 1.

Air curtain device 3 sets up respectively in import and exit, through form the wind wall in import and exit, thereby prevent that the heat of stoving heat preservation room body 1 inside from spilling over, improve thermal utilization efficiency, each air curtain device 3 is including the air intake that is used for the air inlet and the regulation wind gap 33 that is used for the air-out, wherein the air intake communicates with the inside of stoving heat preservation room body 1, adopt the gas of stoving heat preservation room body 1 inside as the air supply, the wind wall that makes the formation also has higher temperature, prevent that the heat of stoving heat preservation room body 1 from spilling over, regulation wind gap 33 sets up in import and export each other just right both sides, relative both sides equilibrium atress when making the work piece get into or leaving, position stability on the maintenance assembly line.

The hot air circulating device 4 is arranged in the drying and heat-preserving chamber body 1 and used for continuously heating and forming circulating hot air in the drying and heat-preserving chamber body 1, and comprises a circulating air pipe 42 and a heating device 43, one end of the circulating air pipe 42 is communicated with the inside of the drying and heat-preserving chamber body 1, the other end of the circulating air pipe is communicated with the heating device 43, a circulating negative pressure generating device 41 is arranged in the circulating air pipe 42, one end of the circulating air pipe 42 continuously pumps and transmits gas in the drying and heat-preserving chamber body 1 into the heating device 43 and heats the pumped gas again through the heating device 43, a circulating hot air outlet 45 is arranged on one side of the heating device 43, and the heated gas is discharged from the circulating hot air outlet 45.

Exhaust emission device 5 and the inside intercommunication of stoving heat preservation room body 1, exhaust emission device 5 regularly will dry the partial gas in the heat preservation room body 1 and take out and carry out combustion processing, avoid the inside waste gas accumulation of exhaust emission device 5 too much, cause the influence to stoving and subsequent equipment maintenance.

In a preferred embodiment, as shown in fig. 1 and fig. 2, the drying and heat preserving chamber further comprises a plurality of internal frameworks 2, the plurality of internal frameworks 2 are installed in the drying and heat preserving chamber body 1, the internal frameworks 2 are used as structural supports for the drying and heat preserving chamber body 1, the drying and heat preserving chamber body 1 is built on the basis of the internal frameworks 2, and the size and shape of the internal frameworks 2 can be changed to adapt to the drying and conveying of workpieces with multiple sizes.

In a preferred embodiment, as shown in fig. 1 and fig. 2, a plurality of internal frameworks 2 are arranged along the length direction of the drying and heat-preserving chamber body 1, further, internal frameworks 2 are arranged at the inlet and outlet positions of the drying and heat-preserving chamber body 1, in addition, other internal frameworks 2 in the drying and heat-preserving chamber body 1 are uniformly arranged along the length direction of the drying and heat-preserving chamber body 1, generally, the internal frameworks 2 are arranged in an inverted 'concave' shape, and the internal frameworks 2 are tightly attached to the inner side wall of the drying and heat-preserving chamber body 1.

In a preferred embodiment, as shown in fig. 1 and fig. 2, the air curtain device 3 further includes an air curtain negative pressure generating device 31 and an air curtain air pipe 32, one end of the air curtain negative pressure generating device 31 is provided with an air inlet, the air inlet is communicated with the inside of the drying and heat-preserving chamber body 1, the other end of the air curtain negative pressure generating device 31 is communicated with the adjusting air outlet 33 through the air curtain air pipe 32, the air curtain device 3 uses the air extracted from the inside of the drying and heat-preserving chamber body 1 as an air source of the air curtain (air wall), so that the temperature of the air curtain is substantially consistent with the temperature inside the drying and heat-preserving chamber body 1, and the overflow of the internal heat is prevented.

In a preferred embodiment, as shown in fig. 1 and 2, the adjusting tuyere 33 is arranged at the left and right sides of the drying and heat-preserving chamber body 1 in the width direction; or the adjusting air ports 33 are arranged at the upper side and the lower side of the drying and heat-preserving chamber body 1 in the height direction. Generally, the work is arranged along the height direction of the drying and heat-preserving chamber body 1, and the assembly line is arranged at the bottom in the drying and heat-preserving chamber body 1, so the adjusting air ports 33 are preferably arranged at the left and right sides of the drying and heat-preserving chamber body 1 in the width direction.

In a preferred embodiment, as shown in fig. 1 and fig. 3, the circulating negative pressure generating device 41 and the air curtain negative pressure generating device 31 are fans, or vacuum pumps, or other devices capable of forming local negative pressure, and both devices are used for pumping and conveying the air inside the drying and heat-preserving chamber body 1 to other devices, and are used as a conveying power source, preferably, the fans are used, so that the structure is simple, the cost is low, and the arrangement is easy.

In a preferred embodiment, as shown in fig. 1 and 3, one end of the circulating air duct 42 is disposed at the upper end of the interior of the drying and heat-preserving chamber body 1, and the outlet of the circulating hot air is directed to the lower end of the interior of the drying and heat-preserving chamber body 1. Because the density of the hot air is lower than that of the cold air, the cold air is gathered at the bottom in the drying and heat-preserving chamber body 1, the heated hot air is directly blown into the bottom in the drying and heat-preserving chamber body 1 to be beneficial to generating heat circulation, so that the internal temperature is more uniform, and in addition, the gas at the top in the drying and heat-preserving chamber body 1 is pumped away for reheating, so that the heating time can be saved, and the energy required by heating is saved.

In a preferred embodiment, as shown in fig. 1 and 3, the interior of the heating device 43 is heated by steam, or by burning natural gas, or by electricity, preferably by electricity, i.e. heating wire, which is simple in structure and convenient to arrange; and one side of the heating device 43, which is provided with the circulating hot air outlet 45, is provided with a high-temperature filter 44, so that the heated gas is further filtered, and the accumulation of harmful substances in the drying and heat-preserving chamber body 1 can be effectively reduced.

In a preferred embodiment, as shown in fig. 1 and 4, the exhaust gas discharge device 5 includes an exhaust negative pressure generating device 51, an exhaust duct 52, an air valve 53 and a catalytic combustion system 54, one end of the exhaust negative pressure generating device 51 extends into the drying and heat-preserving chamber body 1 to extract the exhaust gas in the drying and heat-preserving chamber body 1, one end of the exhaust duct 52 is communicated with the exhaust negative pressure generating device 51, the other end of the exhaust duct 52 is communicated with the catalytic combustion system 54, and the extracted exhaust gas is sent into the catalytic combustion system 54 to be subjected to centralized combustion treatment, so as to achieve environmental protection and emission reduction. In addition, an air valve 53 is provided in the exhaust duct 52, and when the combustion process is required, the air valve 53 and the exhaust negative pressure generating device 51 are opened, and the air valve 53 and the exhaust negative pressure generating device 51 are closed in the remaining time. The general catalytic combustion system 54 is arranged outside the drying and heat-preserving chamber body 1, so that the centralized treatment of waste gas is facilitated.

In a preferred embodiment, as shown in fig. 1 and 4, the circulating negative pressure generating device 41 and the waste negative pressure generating device 51 are fans, or vacuum pumps, or other devices capable of forming local negative pressure, and both devices are used for pumping and conveying the gas inside the drying and heat-preserving chamber body 1 to other devices to be used as a conveying power source, and preferably, the fans are adopted, so that the structure is simple, the cost is low, and the arrangement is easy.

In the following description, a specific embodiment is described, and it should be noted that the structures, processes and materials described in the following embodiment are only used to illustrate the feasibility of the embodiment, and are not intended to limit the scope of the present invention.

The working principle of the hot air circulation drying equipment for the high-efficiency, environment-friendly and energy-saving assembly line is that a workpiece to be dried enters from an inlet of a drying and heat-preserving chamber body, after the drying operation is finished, the workpiece leaves from an outlet of the drying and heat-preserving chamber body, the operation of the drying equipment mainly comprises the steps of extracting air in the equipment through a circulation negative pressure generating device of a hot air circulation device, reaching a heating device through a circulation air pipe arranged in the drying and heat-preserving chamber body, heating the air by a heating system in the heating device, then reflowing into the drying and heat-preserving chamber body through a high-temperature filter and an air equalizing device, repeating the steps in the above steps, thus forming a stable high-temperature circulation air drying workpiece in the drying and heat-preserving chamber body, wherein the equipment is of a closed chamber body structure, air curtain devices are additionally arranged at the inlet and the outlet of the drying and heat-preserving chamber body to prevent heat, the waste gas in the drying heat preservation chamber is extracted and catalytically combusted at regular time, so that the influence of the waste gas on the environment is avoided.

The above is only a preferred embodiment of the present invention, and not intended to limit the scope of the invention, and it should be appreciated by those skilled in the art that various equivalent substitutions and obvious changes made in the specification and drawings should be included within the scope of the present invention.

Claims (10)

1. The utility model provides a high-efficient environmental protection and energy saving type heated air circulation drying equipment for assembly line which characterized in that includes:

the drying and heat-preserving chamber body is provided with an inlet at one end in the length direction and an outlet at the other end;

the air curtain devices are respectively arranged at the inlet and the outlet, each air curtain device comprises an air inlet for air inlet and an adjusting air port for air outlet, the air inlets are communicated with the interior of the drying and heat-insulating chamber body, and the adjusting air ports are arranged at two sides of the inlet and the outlet which are opposite to each other;

the hot air circulating device is arranged in the drying heat preservation chamber and comprises a circulating air pipe and a heating device, one end of the circulating air pipe is communicated with the inside of the drying heat preservation chamber, the other end of the circulating air pipe is communicated with the heating device, a circulating negative pressure generating device is arranged in the circulating air pipe, and a circulating hot air outlet is formed in one side of the heating device;

and the waste gas discharge device is communicated with the interior of the drying and heat-preserving chamber body.

2. The hot air circulation drying equipment for the high-efficiency, environment-friendly and energy-saving assembly line as claimed in claim 1, further comprising a plurality of internal frameworks, wherein the internal frameworks are installed in the drying heat preservation chamber.

3. The hot air circulation drying equipment for the high-efficiency, environment-friendly and energy-saving assembly line as claimed in claim 2, wherein a plurality of internal frameworks are arranged along the length direction of the drying and heat-preserving chamber body.

4. The hot air circulation drying equipment for the high-efficiency, environment-friendly and energy-saving assembly line as claimed in claim 1, wherein the air curtain device further comprises an air curtain negative pressure generating device and an air curtain air pipe, one end of the air curtain negative pressure generating device is provided with the air inlet, and the other end of the air curtain negative pressure generating device is communicated with the adjusting air port through the air curtain air pipe.

5. The hot air circulation drying equipment for the high-efficiency environment-friendly energy-saving assembly line as claimed in claim 4, wherein the adjusting air ports are arranged on the left side and the right side of the drying and heat-preserving chamber body in the width direction; or the adjusting air ports are arranged on the upper side and the lower side of the drying and heat-preserving chamber body in the height direction.

6. The hot air circulation drying equipment for the high-efficiency environment-friendly energy-saving assembly line as claimed in claim 4, wherein the circulation negative pressure generating device and the air curtain negative pressure generating device are fans or vacuum pumps.

7. The hot air circulation drying device for the high-efficiency, environment-friendly and energy-saving assembly line as claimed in claim 1, wherein one end of the circulation air pipe is arranged at the upper end of the interior of the drying and heat preserving chamber, and the circulation hot air outlet faces the lower end of the interior of the drying and heat preserving chamber.

8. The hot air circulation drying equipment for the high-efficiency environment-friendly energy-saving assembly line as claimed in claim 1, wherein the inside of the heating device is heated by steam, or heated by burning natural gas, or heated by electricity; and a high-temperature filter is arranged on one side of the heating device, which is provided with a circulating hot air outlet.

9. The hot air circulation drying equipment for the high-efficiency, environment-friendly and energy-saving assembly line as claimed in claim 1, wherein the exhaust emission device comprises an exhaust negative pressure generation device, an exhaust air pipe, an air valve and a catalytic combustion system, one end of the exhaust negative pressure generation device extends into the drying and heat preservation chamber, one end of the exhaust air pipe is communicated with the exhaust negative pressure generation device, the other end of the exhaust air pipe is communicated with the catalytic combustion system, and the air valve is further arranged in the exhaust air pipe.

10. The hot air circulation drying equipment for the high-efficiency environment-friendly energy-saving assembly line as claimed in claim 9, wherein the circulation negative pressure generating device and the waste discharge negative pressure generating device are fans or vacuum pumps.

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