Air draft and exhaust system for food processing

Abstract

The utility model relates to the technical field of food processing, and provides an air draft and exhaust system for food processing. Wherein the mounting plate is fixedly arranged in the case. An exhaust fan, a filter screen, a partition plate, an air compressor and an air purifier are arranged above the mounting plate. And the air compressor is communicated with one side space, far away from the air compressor, in the case through a communicating pipe. And the air compressor is communicated with the air purifier. The air purifier is communicated with air outside a workshop through an air inlet pipe. A condenser pipe, a connecting column and a plurality of vortex pipes are arranged on the top surface of the case. The vortex tubes are communicated with the condensation tubes through the cold air tubes, and the vortex tubes are communicated with the air compressor. A water collecting plate, a gas conveying pipe and a plurality of gas outlets are arranged below the mounting plate. A water outlet pipe is fixedly arranged on the water collecting plate. The air delivery pipe is communicated with the condenser pipe and the air outlet. Through mutual cooperation of the elements, dust removal can be carried out on air in a workshop, and water vapor generated by food processing can be cooled and liquefied.

Description

Technical Field

[0001] The utility model relates to the technical field of food processing, in particular to an air extraction and exhaust system used for food processing. Background Art

[0002] The agricultural and sideline food processing industry refers to the grain milling, feed processing, vegetable oil and sugar processing, slaughtering and meat processing, aquatic product processing, and food processing activities such as vegetables, fruits and nuts that directly use agricultural, forestry, animal husbandry and fishery products as raw materials. It is a type of agricultural product processing industry in a broad sense. Since the "Eleventh Five-Year Plan", my country's agricultural and sideline food processing industry has developed rapidly and has undergone gratifying changes. It has become an industry with strong development potential. There are cooked food processing operations in the food processing process. During the cooked food processing process, water vapor needs to be discharged. Most of the existing exhaust ducts do not have the function of cooling water vapor, and the effect of discharging water vapor is not obvious. Utility Model Content

[0003] The utility model aims to solve the technical problem of how to cool and liquefy the water vapor generated by food processing, and proposes an exhaust system for food processing. The technical solution of the utility model is as follows:

[0004] An exhaust system for food processing comprises: a chassis, a mounting plate, an exhaust fan, a filter, a partition, an air compressor, a connecting pipe, a plurality of connecting columns, a plurality of vortex tubes, a plurality of cold air pipes, a hot air pipe, a condenser, a water outlet, a water collecting plate, a water outlet pipe, an air pipe, a plurality of air outlet holes, an air purifier, and an air inlet pipe; the chassis is a rectangular parallelepiped; the mounting plate is horizontally arranged, arranged inside the chassis, and fixedly connected to the inner wall of the chassis; the exhaust fan passes through one side of the chassis, is arranged above the mounting plate, and is fixedly connected to the upper surface of the mounting plate; the filter is vertically arranged, passes through the upper top surface of the chassis, is arranged above the mounting plate, and is slidably connected to the chassis, and its direction is vertical; the partition is vertically arranged , arranged inside the chassis, arranged above the mounting plate, arranged on the side of the filter away from the exhaust fan, the lower surface of the partition is fixedly connected to the mounting plate, and the three sides of the partition away from the mounting plate are fixedly connected to the chassis; the air compressor is arranged above the mounting plate, arranged on the side of the partition away from the filter, and the air compressor is fixedly connected to the upper surface of the mounting plate; the connecting pipe passes through the partition, and is arranged on the side of the air compressor close to the partition, the connecting pipe is fixedly connected to the partition, and one end of the connecting pipe close to the air compressor is connected to the air compressor; a plurality of connecting columns are vertically arranged, arranged inside the chassis, and arranged at Above the air compressor, the upper ends of several connecting columns are fixedly connected to the internal top surface of the chassis; several vortex tubes are horizontally arranged, arranged below the connecting column, arranged above the air compressor, fixedly connected to the lower end of the connecting column, and communicated with the air compressor; several cold air pipes pass through the partition, are arranged on the side of several vortex tubes close to the partition, are fixedly connected to the partition, and several cold air pipes are respectively communicated with several vortex tubes; the hot air pipe passes through the upper top surface of the chassis, is arranged on the side of several vortex tubes away from the partition, is fixedly connected to the upper top surface of the chassis, and the lower end of the hot air pipe is communicated with the vortex tube; several condensing tubes are arranged between the partition and the filter. It is arranged above the mounting plate, and the upper ends of several condensing tubes are fixedly connected to the top surface of the upper part of the chassis, and several condensing tubes are respectively connected to the cold air pipes; several water outlets are arranged on the surface of the partition, and several water outlets are respectively arranged directly below several condensing tubes; the water collecting plate is a rectangular parallelepiped, and a groove is arranged on the water collecting plate. The water collecting plate is arranged horizontally and arranged below several water outlets, and the upper surface of the water collecting plate is fixedly connected to the lower surface of the mounting plate; one end of the water outlet pipe passes through the water collecting plate, and the other end of the water outlet pipe passes through one side of the chassis, one end of the water outlet pipe is fixedly connected to the water collecting plate, and the other end is fixedly connected to the chassis; several air outlets are arranged on the lower surface of the chassis;The air delivery pipe is arranged below the several condensing pipes, passes through the water collecting plate, and is fixedly connected to the water collecting plate. The upper end of the air delivery pipe is communicated with the several condensing pipes, and the lower end of the air delivery pipe is communicated with the several air outlets. The air purifier is arranged on the side of the air compressor away from the partition, arranged above the mounting plate, and is fixedly connected to the upper surface of the mounting plate, and is communicated with the air compressor. The air inlet pipe passes through the upper top surface of the chassis, and is arranged above the air purifier. The air inlet pipe is fixedly connected to the upper top surface of the chassis, and the lower end of the air inlet pipe is communicated with the air purifier. ;

[0005] When the food processing workshop needs to be ventilated, the staff turns on the exhaust system, and the exhaust fan starts working. The exhaust fan sucks the air in the workshop into the chassis. After that, the air passes through the filter, and the filter absorbs the dust in the air. After the air passes through the filter, it reaches the condenser. The water vapor in the air is cooled and liquefied into condensed water. The condensed water slides off the condenser due to gravity. The condensed water enters the groove of the water collecting plate through the water outlet, and the condensed water enters the water outlet pipe through the groove of the water collecting plate, and is discharged to the outside of the chassis through the water outlet pipe. After the air passes through the condenser, the air enters the air compressor through the connecting pipe, and the air is compressed into high-pressure gas by the air compressor. After that, the high-pressure gas is transported to the vortex tube by the air compressor. After entering the vortex tube, the high-pressure gas becomes low-temperature gas and high-temperature gas. The high-temperature gas is discharged to the outside through the hot gas pipe, and the low-temperature gas enters the condenser through the cold gas pipe. Then, the low-temperature gas enters the gas pipe through the condenser, and the low-temperature gas enters the gas outlet through the gas pipe. The low-temperature gas enters the workshop through the gas outlet to cool the workshop. While the exhaust fan is working, the air purifier starts working. The air outside the workshop is sucked into the air purifier through the air intake pipe and purified. Then the air in the air purifier enters the air compressor.

[0006] Furthermore, a handle is provided above the filter, and the handle is fixedly connected to the upper surface of the filter.

[0007] By providing a handle above the filter, it is convenient for staff to replace the filter.

[0008] Furthermore, the exhaust fan is fixed to the mounting plate by bolts.

[0009] The exhaust fan is fixed to the mounting plate by bolts, making it convenient for staff to disassemble and repair.

[0010] Furthermore, the mounting plate is fixedly connected to the chassis by welding.

[0011] The mounting plate is fixed to the chassis by welding, which is easy to process and has a reliable connection.

[0012] Furthermore, one end of the hot air pipe is arranged outside the workshop.

[0013] One end of the hot air pipe is arranged outside the workshop, so that the generated high-temperature gas can be discharged outside the workshop to prevent the temperature inside the workshop from rising.

[0014] Furthermore, the hot air pipe is made of metal.

[0015] The hot air pipe is made of metal to prevent the high temperature gas from being too high and causing damage to the hot air pipe.

[0016] The beneficial effects of the utility model are as follows: when it is necessary to ventilate the food processing workshop, the staff turns on the ventilating and exhausting system, and the exhaust fan starts to work. The exhaust fan sucks the air in the workshop into the chassis, and the air passes through the filter screen, which absorbs the dust in the air and removes the dust from the air. After that, the air reaches the condenser, and the water vapor in the air is cooled and liquefied into condensed water, thereby cooling and liquefying the water vapor generated by food processing. After the air passes through the condenser, the air enters the air compressor through the connecting pipe, and the air is compressed into high-pressure gas. After that, the high-pressure gas is transported to the vortex tube by the air compressor. After entering the vortex tube, the high-pressure gas becomes low-temperature gas and high-temperature gas. The high-temperature gas is discharged to the outside through the hot air pipe, and the low-temperature gas enters the condenser through the cold air pipe. After that, the low-temperature gas enters the gas supply pipe through the condenser, and the low-temperature gas enters the air outlet through the gas supply pipe, and the low-temperature gas enters the workshop through the air outlet to cool down the workshop. While the exhaust fan is working, the air purifier starts working. The air outside the workshop is sucked into the air purifier through the air intake pipe and purified. Then the air in the air purifier enters the air compressor. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0018] Figure 1 It is the front view of the utility model.

[0019] Explanation of the accompanying drawings: 1. Chassis; 2. Mounting plate; 3. Exhaust fan; 4. Filter; 5. Handle; 6. Partition; 7. Air compressor; 8. Connecting pipe; 9. Connecting column; 10. Vortex tube; 11. Cold air pipe; 12. Hot air pipe; 13. Condenser; 14. Water outlet; 15. Water collecting plate; 16. Water outlet pipe; 17. Air supply pipe; 18. Air outlet; 19. Air purifier; 20. Air inlet pipe. DETAILED DESCRIPTION

[0020] The following will be combined with the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1The utility model provides an exhaust system for food processing, comprising: a chassis 1, a mounting plate 2, an exhaust fan 3, a filter screen 4, a partition 6, an air compressor 7, a connecting pipe 8, a plurality of connecting columns 9, a plurality of vortex tubes 10, a plurality of cold air pipes 11, a hot air pipe 12, a condenser 13, a water outlet 14, a water collecting plate 15, a water outlet pipe 16, an air delivery pipe 17, a plurality of air outlet holes 18, an air purifier 19, and an air inlet pipe 20; the chassis 1 is a rectangular parallelepiped; the mounting plate 2 is horizontally arranged, arranged inside the chassis 1, and fixedly connected to the inner wall of the chassis 1; the exhaust fan 3 runs through one side of the chassis 1, is arranged above the mounting plate 2, and is fixedly connected to the upper surface of the mounting plate 2; the filter screen 4 is vertically arranged The partition plate 6 is vertically arranged, passes through the upper top surface of the chassis 1, is arranged above the mounting plate 2, and is slidably connected to the chassis 1, and its direction is vertical; the partition plate 6 is vertically arranged, arranged inside the chassis 1, arranged above the mounting plate 2, and arranged on the side of the filter 4 away from the exhaust fan 3, the lower side surface of the partition plate 6 is fixedly connected to the mounting plate 2, and the three sides of the partition plate 6 away from the mounting plate 2 are fixedly connected to the chassis 1; the air compressor 7 is arranged above the mounting plate 2, and is arranged on the side of the partition plate 6 away from the filter 4, and the air compressor 7 is fixedly connected to the upper surface of the mounting plate 2; the connecting pipe 8 passes through the partition plate 6, and is arranged on the air compressor The connecting pipe 8 is fixedly connected to the partition 6 on one side of the air compressor 7, and the end of the connecting pipe 8 close to the air compressor 7 is connected to the air compressor 7; a plurality of connecting columns 9 are vertically arranged, arranged inside the chassis 1, and arranged above the air compressor 7, and the upper ends of a plurality of connecting columns 9 are fixedly connected to the top surface inside the chassis 1; a plurality of vortex tubes 10 are horizontally arranged, arranged below the connecting column 9, arranged above the air compressor 7, and fixedly connected to the lower end of the connecting column 9, and connected to the air compressor 7; a plurality of cold air pipes 11 pass through the partition 6, and are arranged on a side of a plurality of vortex tubes 10 close to the partition 6, and are fixed to the partition 6. The plurality of cold air pipes 11 are connected to the plurality of vortex tubes 10 respectively; the hot air pipe 12 passes through the upper top surface of the chassis 1, is arranged on the side of the plurality of vortex tubes 10 away from the partition 6, is fixedly connected to the upper top surface of the chassis 1, and the lower end of the hot air pipe 12 is connected to the vortex tube 10; the plurality of condensing pipes 13 are arranged between the partition 6 and the filter 4, and are arranged above the mounting plate 2, the upper ends of the plurality of condensing pipes 13 are fixedly connected to the upper top surface of the chassis 1, and the plurality of condensing pipes 13 are connected to the cold air pipe 11 respectively; the plurality of water outlets 14 are arranged on the surface of the partition 6, and the plurality of water outlets 14 are arranged directly below the plurality of condensing pipes 13;The water collecting plate 15 is a rectangular parallelepiped, and a groove is provided on the water collecting plate 15. The water collecting plate 15 is horizontally arranged and arranged below the plurality of water outlets 14. The upper surface of the water collecting plate 15 is fixedly connected to the lower surface of the mounting plate 2; one end of the water outlet pipe 16 passes through the water collecting plate 15, and the other end of the water outlet pipe 16 passes through one side of the chassis 1. One end of the water outlet pipe 16 is fixedly connected to the water collecting plate 15, and the other end is fixedly connected to the chassis 1; a plurality of the air outlet holes 18 are arranged on the lower surface of the chassis 1; the air supply pipe 17 is arranged below the plurality of the condensing pipes 13, and passes through the water collecting plate 15, fixedly connected to the water collecting plate 15, the upper end of the air delivery pipe 17 is communicated with the plurality of condensing pipes 13, and the lower end of the air delivery pipe 17 is communicated with the plurality of air outlets 18; the air purifier 19 is arranged on the side of the air compressor 7 away from the partition 6, arranged above the mounting plate 2, fixedly connected to the upper surface of the mounting plate 2, and communicated with the air compressor 7; the air inlet pipe 20 passes through the upper top surface of the chassis 1, is arranged above the air purifier 19, the air inlet pipe 20 is fixedly connected to the upper top surface of the chassis 1, and the lower end of the air inlet pipe 20 is communicated with the air purifier 19. ;

[0022] When it is necessary to ventilate the food processing workshop, the staff turns on the exhaust system and the exhaust fan 3 starts working. The exhaust fan 3 sucks the air in the workshop into the chassis 1. After that, the air passes through the filter 4, and the filter 4 absorbs the dust in the air. After passing through the filter 4, the air reaches the condenser 13, and the water vapor in the air is cooled and liquefied into condensed water. The condensed water slides off the condenser 13 due to the action of gravity, and the condensed water enters the groove of the water collecting plate 15 through the water outlet 14. The condensed water enters the water outlet pipe 16 through the groove of the water collecting plate 15 and is discharged to the outside of the chassis 1 through the water outlet pipe 16. After the air passes through the condenser 13, the air enters the air compressor 7 through the connecting pipe 8, and the air is compressed into high-pressure gas by the air compressor 7. Then the high-pressure gas is transported to the vortex tube 10 by the air compressor 7. After the high-pressure gas enters the vortex tube 10, it becomes low-temperature gas and high-temperature gas. The high-temperature gas is discharged to the outside through the hot air pipe 12, and the low-temperature gas enters the condenser 13 through the cold air pipe 11. Then the low-temperature gas enters the gas pipe 17 through the condenser 13, and the low-temperature gas enters the air outlet 18 through the gas pipe 17. The low-temperature gas enters the workshop through the air outlet 18 to cool the workshop. While the exhaust fan 3 is working, the air purifier 19 starts to work. The air purifier 19 sucks the air outside the workshop into the air purifier 19 through the air inlet pipe 20 and purifies it. Then the air in the air purifier 19 enters the air compressor 7.

[0023] A handle 5 is provided above the filter screen 4 , and the handle 5 is fixedly connected to the upper surface of the filter screen 4 .

[0024] By arranging a handle 5 above the filter screen 4, it is convenient for the staff to replace the filter screen 4.

[0025] The exhaust fan 3 is fixed to the mounting plate 2 by bolts.

[0026] The exhaust fan 3 is fixed to the mounting plate 2 by bolts, so that the staff can disassemble and repair it conveniently.

[0027] The mounting plate 2 is fixedly connected to the chassis 1 by welding.

[0028] The mounting plate 2 is fixed to the chassis 1 by welding, which is easy to process and has a reliable connection.

[0029] One end of the hot air pipe 12 is arranged outside the workshop.

[0030] One end of the hot air pipe 12 is arranged outside the workshop, and the generated high-temperature gas can be discharged outside the workshop to prevent the temperature in the workshop from rising.

[0031] The hot air pipe 12 is made of metal.

[0032] Working principle: when it is necessary to exhaust the food processing workshop, the staff turns on the exhaust system, and the exhaust fan 3 starts working. The exhaust fan 3 sucks the air in the workshop into the chassis 1. After that, the air passes through the filter 4, and the filter 4 absorbs the dust in the air. After passing through the filter 4, the air reaches the condenser 13, and the water vapor in the air is cooled and liquefied into condensed water. The condensed water slides off the condenser 13 due to the action of gravity, and the condensed water enters the groove of the water collecting plate 15 through the water outlet 14. The condensed water enters the water outlet pipe 16 through the groove of the water collecting plate 15, and is discharged to the outside of the chassis 1 through the water outlet pipe 16. After the air passes through the condenser 13, the air enters the air compressor 7 through the connecting pipe 8, and the air is compressed into high-pressure gas by the air compressor 7. Then the high-pressure gas is transported to the vortex tube 10 by the air compressor 7. After the high-pressure gas enters the vortex tube 10, it becomes low-temperature gas and high-temperature gas. The high-temperature gas is discharged to the outside through the hot air pipe 12, and the low-temperature gas enters the condenser 13 through the cold air pipe 11. Then the low-temperature gas enters the gas pipe 17 through the condenser 13, and the low-temperature gas enters the air outlet 18 through the gas pipe 17. The low-temperature gas enters the workshop through the air outlet 18 to cool the workshop. While the exhaust fan 3 is working, the air purifier 19 starts to work. The air purifier 19 sucks the air outside the workshop into the air purifier 19 through the air inlet pipe 20 and purifies it. Then the air in the air purifier 19 enters the air compressor 7. When the filter 4 needs to be replaced, the staff can pull out the filter 4 through the handle 5, and then the staff inserts the new filter 4 into the machine.

[0033] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An exhaust system for food processing, characterized in that: include: A chassis (1), a mounting plate (2), an exhaust fan (3), a filter (4), a partition (6), an air compressor (7), a connecting pipe (8), a plurality of connecting columns (9), a plurality of vortex tubes (10), a plurality of cold air pipes (11), a hot air pipe (12), a condenser (13), a water outlet (14), a water collecting plate (15), a water outlet pipe (16), an air supply pipe (17), a plurality of air outlet holes (18), an air purifier (19), and an air inlet pipe (20); the chassis (1) is a rectangular parallelepiped; the mounting plate (2) is horizontally arranged, arranged inside the chassis (1), and fixedly connected to the inner wall of the chassis (1); the exhaust fan (3) passes through one side of the chassis (1) and is arranged on the mounting plate (2 ) above, and fixedly connected to the upper surface of the mounting plate (2); the filter (4) is vertically arranged, passes through the upper top surface of the chassis (1), is arranged above the mounting plate (2), and is slidably connected to the chassis (1), and its direction is vertical; the partition (6) is vertically arranged, arranged inside the chassis (1), arranged above the mounting plate (2), and arranged on the side of the filter (4) away from the exhaust fan (3), the lower side surface of the partition (6) is fixedly connected to the mounting plate (2), and the three sides of the partition (6) away from the mounting plate (2) are fixedly connected to the chassis (1); the air compressor (7) is arranged above the mounting plate (2), and is arranged on the partition The plate (6) is on a side away from the filter (4), and the air compressor (7) is fixedly connected to the upper surface of the mounting plate (2); the connecting pipe (8) passes through the partition (6) and is arranged on a side of the air compressor (7) close to the partition (6), the connecting pipe (8) is fixedly connected to the partition (6), and one end of the connecting pipe (8) close to the air compressor (7) is connected to the air compressor (7); a plurality of connecting columns (9) are vertically arranged, arranged inside the chassis (1), and arranged above the air compressor (7), and the upper ends of a plurality of connecting columns (9) are fixedly connected to the internal top surface of the chassis (1); a plurality of vortex tubes (10) are horizontally arranged, and are arranged Below the connecting column (9), it is arranged above the air compressor (7), fixedly connected to the lower end of the connecting column (9), and communicated with the air compressor (7); a plurality of the cold air pipes (11) pass through the partition (6), are arranged on the side of the plurality of the vortex tubes (10) close to the partition (6), are fixedly connected to the partition (6), and the plurality of the cold air pipes (11) are respectively communicated with the plurality of the vortex tubes (10); the hot air pipe (12) passes through the upper top surface of the chassis (1), is arranged on the side of the plurality of the vortex tubes (10) away from the partition (6), is fixedly connected to the upper top surface of the chassis (1), and the lower end of the hot air pipe (12) is communicated with the vortex tube (10);Several condensing pipes (13) are arranged between the partition (6) and the filter (4), and are arranged above the mounting plate (2). The upper ends of several condensing pipes (13) are fixedly connected to the upper top surface of the chassis (1), and several condensing pipes (13) are respectively connected to the cold air pipe (11); several water outlets (14) are arranged on the surface of the partition (6), and several water outlets (14) are respectively arranged directly below the several condensing pipes (13); the water collecting pipes (13) are connected to the cooling pipe (11). The plate (15) is a rectangular parallelepiped. A groove is provided on the water collecting plate (15). The water collecting plate (15) is horizontally arranged and arranged below the plurality of water outlets (14). The upper surface of the water collecting plate (15) is fixedly connected to the lower surface of the mounting plate (2). One end of the water outlet pipe (16) passes through the water collecting plate (15), and the other end of the water outlet pipe (16) passes through one side of the chassis (1). One end of the water outlet pipe (16) is fixedly connected to the water collecting plate (15), and the other end of the water outlet pipe (16) passes through one side of the chassis (1). One end is fixedly connected to the chassis (1); a plurality of the air outlet holes (18) are provided on the lower surface of the chassis (1); the air supply pipe (17) is provided below the plurality of the condensing pipes (13), passes through the water collecting plate (15), and is fixedly connected to the water collecting plate (15); the upper end of the air supply pipe (17) is communicated with the plurality of the condensing pipes (13), and the lower end of the air supply pipe (17) is communicated with the plurality of the air outlet holes (18); the air purifier (19) is provided On the side of the air compressor (7) away from the partition (6), it is arranged above the mounting plate (2), fixedly connected to the upper surface of the mounting plate (2), and communicated with the air compressor (7); the air intake pipe (20) passes through the upper top surface of the chassis (1) and is arranged above the air purifier (19). The air intake pipe (20) is fixedly connected to the upper top surface of the chassis (1), and the lower end of the air intake pipe (20) is communicated with the air purifier (19).

2. The ventilation system for food processing according to claim 1, characterized in that: A handle (5) is provided above the filter screen (4), and the handle (5) is fixedly connected to the upper surface of the filter screen (4).

3. The ventilation system for food processing according to claim 1, characterized in that: The exhaust fan (3) is fixed to the mounting plate (2) via bolts.

4. The ventilation system for food processing according to claim 1, characterized in that: The mounting plate (2) is fixedly connected to the chassis (1) by welding.

5. The ventilation system for food processing according to claim 1, characterized in that: One end of the hot air pipe (12) is arranged outside the workshop.

6. The ventilation system for food processing according to claim 1, characterized in that: The hot air pipe (12) is made of metal.

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