Circulating pipeline system for microwave equipment

Abstract

The utility model relates to the technical field of microwave treatment, in particular to a circulating pipeline system for microwave equipment, which comprises an outer barrel, a circulating cooling system and a microwave generator. A first air exchange port, a second air exchange port and a third air exchange port are further formed in the outer side wall of the outer barrel; the circulating cooling system comprises a first pipeline, a first air blowing mechanism, a second pipeline communicated with an air outlet of the first air blowing mechanism, a third pipeline, a fourth pipeline communicated with the second pipeline, and a microwave air cooling mechanism communicated with the third pipeline; the microwave air cooling mechanism comprises cooling fans fixed on the microwave generator in a one-to-one correspondence manner and cooling air pipes communicated with the cooling fans in a one-to-one correspondence manner, and the cooling air pipes are communicated with the third pipeline; and the fourth pipeline is communicated with the third scavenging port. The cooling effect on the interior of the barrel and the microwave generator can be achieved through a set of circulation pipeline, the structural design is ingenious, and the function is easy to implement.

Description

Technical Field

[0001] The utility model relates to the technical field of microwave processing, in particular to a circulation pipeline system for microwave equipment. Background Art

[0002] Industrial microwave equipment combined with steam sterilization is an efficient sterilization method, usually referred to as a microwave-steam combined sterilization system. This system combines the rapid heating of microwaves with the high-temperature sterilization capabilities of steam, which can more effectively kill bacteria, viruses and other microorganisms; at the same time, the humidity generated by steam can avoid the discharge and combustion problems that may occur in metals after microwave heating.

[0003] In conventional industrial microwave equipment, the microwave generator is generally cooled by a separate cooling pipe system, while the inside of the barrel is cooled by another cooling system. Although the cooling effect can be guaranteed, it will increase the manufacturing cost.

[0004] In view of this, the applicant has invented a circulating pipeline system for microwave equipment that can effectively cool the barrel and the microwave generator through a set of circulating pipelines. Utility Model Content

[0005] The purpose of the utility model is to provide a circulation pipeline system for microwave equipment to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A circulating pipeline system for microwave equipment comprises an outer barrel, a circulating cooling system, and at least one microwave generator installed on the outer side wall of the outer barrel, wherein the outer barrel can form a closed space, and the outer barrel is provided with openings corresponding to the microwave generators for microwaves to pass through; the outer side wall of the outer barrel is further provided with a first ventilation port, a second ventilation port, and a third ventilation port; the first ventilation port is used to input steam into the outer barrel; the circulating cooling system comprises a first pipeline connected to the second ventilation port, a first air blowing mechanism connected to the first pipeline, a second pipeline connected to the air outlet of the first air blowing mechanism, a third pipeline connected to the second pipeline, a fourth pipeline connected to the second pipeline, and a microwave air cooling mechanism connected to the third pipeline; the microwave air cooling mechanism comprises cooling fans fixed on the microwave generators in a one-to-one correspondence and cooling air pipes connected to the cooling fans in a one-to-one correspondence, the cooling air pipes are connected to the third pipeline; the fourth pipeline is connected to the third ventilation port.

[0008] As a further improvement, it further includes a refrigeration system, which includes a compressor, a condenser and an evaporator connected by connecting pipes; the first blowing mechanism includes a first blowing motor and a blowing chamber; the evaporator is arranged in the blowing chamber, and the air outlet of the blowing chamber is connected to the second pipeline.

[0009] As a further improvement, a water tank is further included, and a condenser pipe connected to the water tank is further arranged below the blast chamber for collecting liquid after the steam is condensed.

[0010] As a further improvement, the microwave air cooling mechanism further includes an air collecting box, and the air collecting box is provided with an air inlet connected to the third pipeline and at least one air outlet respectively connected to the cooling air pipe.

[0011] As a further improvement, the second pipeline, the third pipeline and the fourth pipeline are connected via a three-way pipe.

[0012] As a further improvement, it further includes a fifth pipeline connected to the third ventilation port, and the fifth pipeline is further connected to a second blowing mechanism, and the second blowing mechanism is provided with activated carbon.

[0013] As a further improvement, a first valve is provided on the first pipeline, a second valve is provided on the third pipeline, and a third valve is provided on the fourth pipeline.

[0014] As a further improvement, it further includes a sixth pipeline connected to the second ventilation port, the sixth pipeline is connected to the external space of the microwave device, the fifth pipeline is provided with a fourth valve, and the sixth pipeline is provided with a fifth valve.

[0015] As a further improvement, it further includes a steam generating system, which includes a heater and a water make-up device connected to each other, and the water make-up device is connected to the water storage tank; the heater is further connected to the first ventilation port through a seventh pipeline, and the number of the first ventilation port is at least one.

[0016] As a further improvement, the fourth pipeline and the fifth pipeline are connected to each other via a three-way pipe and the third ventilation port; the sixth pipeline and the first pipeline are connected to each other via a three-way pipe and the second ventilation port.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] 1. The utility model discloses a microwave equipment circulation pipeline system as a whole, which firstly extracts the steam in the barrel through the circulation pipeline formed by the second ventilation port, the first pipeline, the first blowing mechanism, the second pipeline, the fourth pipeline and the third ventilation port in sequence, so as to reduce the temperature in the barrel; at the same time, the third pipeline and the microwave air cooling mechanism are further connected to the second pipeline to realize the cooling of the microwave generator, and the microwave generator and the barrel are cooled at the same time through a set of circulating gas pipeline system, the structural design is ingenious, the function is easy to implement, and the overall manufacturing cost can be effectively reduced compared with two sets of cooling systems. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the structure of a circulation pipeline system for microwave equipment of the utility model;

[0020] Figure 2 This is a structural schematic diagram of the other side of a circulating pipeline system for microwave equipment of the utility model;

[0021] Figure 3 The utility model is a schematic diagram showing the explosion structure inside the first blowing mechanism in a circulating pipeline system for microwave equipment.

[0022] In the figure: 11, outer barrel; 111, first ventilation port; 112, second ventilation port; 113, third ventilation port; 13, microwave generator; 40, circulating cooling system; 41, first pipeline; 42, first air blowing mechanism; 421, first air blowing motor; 422, air blowing chamber; 43, second pipeline; 44, third pipeline; 45, fourth pipeline; 46, microwave air cooling mechanism; 461, cooling fan; 462, cooling air pipe; 47, air collecting box; 48, fifth pipeline; 49, sixth pipeline; 50, refrigeration system; 51, compressor; 52, condenser; 53, evaporator; 60, water storage tank; 61, first valve; 62, second valve; 63, third valve; 64, fourth valve; 65, fifth valve; 66, seventh pipeline; 67, sixth valve; 70, steam generation system; 71, heater; 72, water make-up device; 80, second blowing mechanism; 81, activated carbon bin. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in 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 in 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.

[0024] In the description of the present invention, it should be understood that the terms "top", "bottom", "inside", "outside", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0025] In the description of this patent, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "set" should be understood in a broad sense, for example, it can be fixedly connected or set, or it can be detachably connected or set, or connected or set in one piece. For ordinary technicians in this field, the specific meanings of the above terms in this patent can be understood according to specific circumstances.

[0026] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "several" is two or more, unless otherwise clearly and specifically defined.

[0027] Please refer to Figure 1 and Figure 2 A circulating pipeline system for microwave equipment comprises an outer barrel 11, a circulating cooling system 40, and at least one microwave generator 13 installed on the outer wall of the outer barrel 11. The outer barrel 11 can form a closed space. The outer barrel 11 is provided with openings corresponding to the microwave generators 13 for microwaves to pass through; the outer wall of the outer barrel 11 is further provided with a first ventilation port 111, a second ventilation port 112 and a third ventilation port 113; the first ventilation port 111 is used to input steam into the outer barrel 11; the circulating cooling system 40 comprises a first pipeline 41 connected to the second ventilation port 112, a first blowing mechanism 42 connected to the first pipeline 41, and a third blowing mechanism 43 connected to the first blowing mechanism 44. 2, a second pipeline 43 connected to the air outlet of the microwave generator 13, a third pipeline 44 connected to the second pipeline 43, a fourth pipeline 45 connected to the second pipeline 43, and a microwave air cooling mechanism 46 connected to the third pipeline 44; the microwave air cooling mechanism 46 includes a cooling fan 461 fixed on the microwave generator 13 in a one-to-one correspondence and a cooling air pipe 462 connected to the cooling fan 461 in a one-to-one correspondence, an air guide tube is further arranged between the cooling fan 461 and the microwave generator 13, and the air guide tube is detachably arranged on the microwave generator 13, the cooling air pipe 462 is connected to the third pipeline 44; the fourth pipeline 45 is connected to the third ventilation port 113.

[0028] The whole first successively extracts the steam in the barrel through the circulation pipeline formed by the second ventilation port 112, the first pipeline 41, the first blowing mechanism 42, the second pipeline 43, the fourth pipeline 45 and the third ventilation port 113, and reduces the temperature in the barrel through natural gas movement and transportation; at the same time, the third pipeline 44 and the microwave air cooling mechanism 46 are further connected to the second pipeline 43 to cool the microwave generator 13. Through a set of circulating gas pipeline system, the microwave generator 13 and the barrel are cooled at the same time. The structural design is ingenious and the function is easy to implement. Compared with two cooling systems, the overall manufacturing cost can be effectively reduced.

[0029] Please refer to Figure 1 and Figure 3 , further includes a refrigeration system 50, the refrigeration system 50 includes a compressor 51, a condenser 52 and an evaporator 53 connected by connecting pipes; the compressor 51 and the condenser 52 can be arranged on the rack of the microwave equipment, the first blowing mechanism 42 includes a first blowing motor 421 and a blowing bin 422; the evaporator 53 is arranged in the blowing bin 422, the blowing bin 422 includes a rectangular bin body for arranging the evaporator 53, and the air outlet of the blowing bin 422 is connected to the second pipeline 43.

[0030] By using the principle of the existing air conditioning and refrigeration system 50, the evaporator 53 is arranged in the blast chamber 422 to achieve rapid cooling of the steam passing through the blast chamber 422. At the same time, the cold air is further transported to the microwave air cooling mechanism 46 through the second pipeline 43 and the third pipeline 44, and the cooling fan 461 is used to blow out the cold air to achieve a better cooling effect on the microwave generator 13.

[0031] Please refer to Figure 1 and Figure 3 , further comprising a water tank 60, the bottom of the blast chamber 422 is funnel-shaped, and a condenser connected to the water tank 60 is further provided at the bottom for collecting the liquid after the steam is condensed. Through the structure of the water tank 60 and the condenser, the steam can be effectively condensed into liquid and collected at the same time when it is cooled. On the one hand, the liquid can be used in the subsequent steam generation system 70, and on the other hand, the liquid in the steam is removed to make the gas dry, which can also effectively improve the service life of the activated carbon in the subsequent second blast mechanism.

[0032] Please refer to Figure 1 and Figure 2The microwave air cooling mechanism 46 further includes an air collecting box 47, and the air collecting box 47 is provided with an air inlet connected to the third pipeline 44 and at least one air outlet connected to the cooling air pipe 462. In this embodiment, the number of microwave generators 13 and cooling air pipes 462 is six (only one of them is shown in the figure). Through the structural design of the air collecting box 47, the cold air can be effectively concentrated first, and then transported to the cooling fan 461 through each cooling air pipe 462, which can effectively reduce the pipeline cost and avoid the need for multiple cooling air pipes 462 with longer sizes.

[0033] Please refer to Figure 2 The second pipeline 43, the third pipeline 44 and the fourth pipeline 45 are connected through a three-way pipe, which can effectively reduce the pipeline cost and avoid the need for two separate elbows to realize the gas circuit.

[0034] Furthermore, the circulating cooling system 40 further includes a fifth pipeline 48 connected to the third ventilation port 113, and the fifth pipeline 48 is further connected to a second blowing mechanism 80. An activated carbon bin 81 is provided on one side of the second blowing mechanism 80, and the gas is first deodorized by the activated carbon before being discharged. Through the structure of the fifth pipeline 48 and the second blowing mechanism 80, the gas in the barrel is purified and deodorized again after the steam is extracted.

[0035] Please refer to Figure 1 and Figure 2 The first pipeline 41 is provided with a first valve 61, the third pipeline 44 is provided with a second valve 62, and the fourth pipeline 45 is provided with a third valve 63. By opening or closing these three valves at the same time, the barrel and the microwave generator 13 can be quickly cooled; and the second valve 62 can be opened or closed separately to control whether the microwave generator 13 is to be cooled.

[0036] Please refer to Figure 2 The circulating cooling system 40 further includes a sixth pipeline 49 connected to the second ventilation port 112, the sixth pipeline 49 is connected to the external space of the microwave equipment, the fifth pipeline 48 is provided with a fourth valve 64, and the sixth pipeline 49 is provided with a fifth valve 65; by opening the fourth valve 64 and the fifth valve 65, and closing the first valve 61, the second valve 62 and the third valve 63, the gas in the barrel can be effectively purified and deodorized after the steam is extracted and the cooling work is completed, that is, the gas is extracted through the second blowing mechanism, and the gas is drawn in from the outside through the sixth pipeline 49, passes through the barrel, passes through the fifth pipeline 48, and is finally discharged.

[0037] Please refer to Figure 2, further comprising a steam generating system 70, the steam generating system 70 comprising a heater 71 and a water replenisher 72 connected to each other, the heater 71 comprising a water storage chamber, a heating pipe arranged in the water storage chamber and a temperature sensor, the water replenisher 72 being connected to the water storage tank 60, the water storage tank 60 being provided with a water pump for pumping water in the water storage tank 60 to the water replenisher 72, a plurality of water replenishers 72 can be arranged around the heater 71 and connected in sequence to achieve rapid multi-stage water replenishment of the heater 71, the water replenisher 72 can be directly purchased by searching for a constant temperature and humidity water replenishment box; the water replenisher 72 directly connected to the heater 71 The height is almost flush with the heater 71, so as to control the water level inside the heater 71 by using the communicating vessel principle, and control the water volume by using a water pump and a liquid level sensor to avoid excessive steam in the barrel due to excessive water volume, which causes excessive air pressure. The heater 71 is replenished with water in real time by using the communicating vessel principle to avoid the heating tube in the heater from drying out due to insufficient water volume. The heater 71 is further connected to the first ventilation port 111 through the seventh pipeline 66, and the number of the first ventilation port 111 is at least one. In this embodiment, the number of the first ventilation port 111 is two, one is set on the outer wall of the outer barrel 11, and the other is set on the bottom of the outer barrel 11. The seventh pipeline 66 is further provided with a sixth valve 67 for controlling the input and stop of steam.

[0038] Please refer to Figure 1 and Figure 2 The fourth pipeline 45 and the fifth pipeline 48 are connected to the third ventilation port 113 through a three-way pipe; the sixth pipeline 49 and the first pipeline 41 are connected to the second ventilation port 112 through a three-way pipe. As above, through such a three-way connection structure, the pipeline cost of the connection and the production cost of the opening on the outer barrel 11 can be effectively reduced, avoiding the need for more elbows and ventilation ports to achieve the connection of the gas path.

[0039] The microwave generator 13 is a prior art, which is composed of multiple microwave heating components, including a microwave switching power supply, a magnetron, a rectangular waveguide, etc. It can be directly purchased on platforms such as 1688 by searching for keywords such as related industrial microwave drying equipment components or industrial microwave heating equipment components, and will not be elaborated here.

[0040] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A circulating pipeline system for microwave equipment, characterized in that: The invention comprises an outer barrel (11), a circulating cooling system (40), and at least one microwave generator (13) installed on the outer side wall of the outer barrel (11); the outer barrel (11) can form a closed space; the outer barrel (11) is provided with openings corresponding to the microwave generators (13) for microwaves to pass through; the outer side wall of the outer barrel (11) is further provided with a first ventilation port (111), a second ventilation port (112), and a third ventilation port (113); the first ventilation port (111) is used to input steam into the outer barrel (11); the circulating cooling system (40) comprises a first pipeline (41) connected to the second ventilation port (112), a second ventilation port (112) connected to the first pipeline (41); A first air blowing mechanism (42), a second pipeline (43) connected to an air outlet of the first air blowing mechanism (42), a third pipeline (44) connected to the second pipeline (43), a fourth pipeline (45) connected to the second pipeline (43), and a microwave air cooling mechanism (46) connected to the third pipeline (44); the microwave air cooling mechanism (46) comprises cooling fans (461) fixed to the microwave generator (13) in a one-to-one correspondence and cooling air pipes (462) connected to the cooling fans (461) in a one-to-one correspondence; the cooling air pipes (462) are connected to the third pipeline (44); the fourth pipeline (45) is connected to the third ventilation port (113).

2. The circulating pipeline system for microwave equipment according to claim 1, characterized in that: The invention further comprises a refrigeration system (50), wherein the refrigeration system (50) comprises a compressor (51), a condenser (52) and an evaporator (53) connected via a connecting pipe; the first blowing mechanism (42) comprises a first blowing motor (421) and a blowing chamber (422); the evaporator (53) is arranged in the blowing chamber (422), and the air outlet of the blowing chamber (422) is connected to the second pipeline (43).

3. The circulating pipeline system for microwave equipment according to claim 2, characterized in that: It further comprises a water storage tank (60), and the blast chamber (422) is used to collect liquid after the steam is condensed.

4. The circulating pipeline system for microwave equipment according to claim 1, characterized in that: The microwave air cooling mechanism (46) further comprises an air collecting box (47), wherein the air collecting box (47) is provided with an air inlet connected to the third pipeline (44) and at least one air outlet respectively connected to the cooling air pipe (462).

5. The circulating pipeline system for microwave equipment according to claim 1, characterized in that: The second pipeline (43), the third pipeline (44) and the fourth pipeline (45) are connected via a three-way pipe.

6. The circulating pipeline system for microwave equipment according to claim 1, characterized in that: It further comprises a fifth pipeline (48) connected to the third ventilation port (113), the fifth pipeline (48) further connected to a second blowing mechanism, and the second blowing mechanism is provided with activated carbon.

7. The circulating pipeline system for microwave equipment according to claim 6, characterized in that: The first pipeline (41) is provided with a first valve (61), the third pipeline (44) is provided with a second valve (62), and the fourth pipeline (45) is provided with a third valve (63).

8. The circulating pipeline system for microwave equipment according to claim 6, characterized in that: It further comprises a sixth pipeline (49) connected to the second ventilation port (112), the sixth pipeline (49) being connected to the external space of the microwave device, the fifth pipeline (48) being provided with a fourth valve (64), and the sixth pipeline (49) being provided with a fifth valve (65).

9. The circulating pipeline system for microwave equipment according to claim 3, characterized in that: The invention further comprises a steam generating system (70), wherein the steam generating system (70) comprises a heater (71) and a water replenisher (72) connected to each other, wherein the water replenisher (72) is connected to the water storage tank (60); the heater (71) is further connected to a first ventilation port (111) via a seventh pipeline (66), and the number of the first ventilation port (111) is at least one.

10. The circulating pipeline system for microwave equipment according to claim 8, characterized in that: The fourth pipeline (45) and the fifth pipeline (48) are connected to the third ventilation port (113) via a three-way pipe; the sixth pipeline (49) and the first pipeline (41) are connected to the second ventilation port (112) via a three-way pipe.

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