Waste heat collection and utilization device for electrical cabinet of printing machine

Abstract

The utility model relates to the technical field of waste heat utilization, in particular to a printing machine electrical cabinet waste heat collecting and utilizing device which comprises a gas collecting pipe and a guide pipe, the guide pipe is located on one side of the gas collecting pipe, one end of the guide pipe is fixedly connected with a first connector, and one end of the first connector is installed on the surface of the gas collecting pipe. A communicating pipe is fixedly connected to the surface of the guide pipe, and an exhaust fan is fixedly connected to the end, away from the guide pipe, of the communicating pipe. According to the scheme, a modular design is adopted, hot air generated in the operation process of a plurality of printing machine electrical cabinets can be conveniently concentrated and conveyed to a printing machine LEL heating system, the air is collected and replaces most indoor fresh air, energy consumed by temperature rising is effectively saved, and the energy consumption is reduced. And the temperature rise response speed of high-temperature air is higher than that of low-temperature air, waste heat is collected and utilized, electric devices are cooled, energy recycling is achieved, green production is met, and large-scale use is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to a waste heat utilization technical field especially relates to a printing machine electrical cabinet waste heat collection utilization device. BACKGROUND

[0002] The printing machine electrical cabinet is an important component of the printing machine, which is a metal cabinet body with various electrical elements inside. Its main function is to centrally control and protect the electrical system of the printing machine. It can orderly distribute power and ensure normal power supply to each part. At the same time, the electrical cabinet can protect electrical elements from dust, moisture and other environmental factors, ensuring the printing machine to work stably, efficiently and safely. The printing machine LEL heating system needs to continuously supplement indoor fresh air, which is sucked into the pipeline. About 15000 cubic meters of fresh air is supplemented per hour. These winds are obtained from the room where the equipment is located, with a temperature of about 30 degrees. However, the heating LEL system needs to heat the 30-degree fresh air to 80 degrees to participate in printing and drying, consuming energy during heating.

[0003] The existing printing machine has many electrical cabinets. When the equipment is running, the electrical components of the electrical cabinet will generate a large amount of heat. The traditional treatment method is to use a small heat dissipation fan on the electrical cabinet to directly dissipate heat to the room, resulting in energy waste. Therefore, improvement is needed. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcomings of the prior art that the existing printing machine has many electrical cabinets. When the equipment is running, the electrical components of the electrical cabinet will generate a large amount of heat. The traditional treatment method is to use a small heat dissipation fan on the electrical cabinet to directly dissipate heat to the room, resulting in energy waste. Therefore, a printing machine electrical cabinet waste heat collection utilization device is proposed.

[0005] In order to achieve the above object, the utility model discloses the following technical scheme: a printing machine electrical cabinet waste heat collection and utilization device, including the collecting pipe and the pipe, the pipe is located in the one side of collecting pipe, one end of pipe is fixedly connected with first joint, one end of first joint is installed with the surface of collecting pipe, the surface fixedly connected with the communicating pipe of pipe, the one end fixedly connected with exhaust fan of communicating pipe away from pipe, the input fixedly connected with air inlet pipe of exhaust fan, the one end rotatably connected with second joint of air inlet pipe away from exhaust fan, the one end of pipe away from first joint is threadedly covered with sealing cover, and this scheme adopts the modular design, and the hot air generated in the operation of multiple printing machine electrical cabinets is conveniently concentrated and transported to the printing machine LEL heating system, the part of air is collected and replaces most of the indoor fresh air, effectively saves the energy consumption of temperature rise, and the temperature rise response speed of high-temperature air is faster than that of low-temperature air, and the waste heat collection and utilization also considers the cooling of electrical devices, realizes the reuse of energy, meets green production, and is convenient for mass use.

[0006] Preferably, the sealing cover and the first joint are consistent in inner diameter specification, so as to ensure that the sealing cover is stably installed on the pipe.

[0007] Preferably, the air inlet pipe is in a bent shape, and the edge of the air inlet pipe is in a rounded corner.

[0008] Preferably, a sleeve ring is rotatably connected to the pipe, and a supporting leg is fixedly connected to the lower surface of the sleeve ring.

[0009] Preferably, the supporting leg is in an inclined shape, and the number of the supporting legs is two, and the two supporting legs are mirror-image arranged, so as to conveniently support the pipe.

[0010] Preferably, the one end of the collecting pipe away from the first joint is fixedly connected with a concentrating fan, and the one end of the concentrating fan away from the collecting pipe is fixedly connected with a gas supply pipe.

[0011] Preferably, an inner pipe is arranged in the gas supply pipe, and a supporting block is fixedly connected to the surface of the inner pipe.

[0012] Compared with the prior art, the printing machine electrical cabinet waste heat collecting and utilizing device has the advantages and positive effects that

[0013] In the utility model, before use, according to the number of printing machine electrical cabinet, the corresponding number of pipes is taken, then the first joint is connected with the gas collecting pipe, and the first joint on the rear pipe is connected with the front pipe, and the sealing cover is threadedly sleeved at one end of the last pipe, then the second joint is connected with the air outlet on the printing machine electrical cabinet, then the exhaust fan and the central fan are opened, the hot air in the printing machine electrical cabinet is discharged through the second joint and the air inlet pipe under the action of the exhaust fan, then the central fan inhales the hot air in the pipe into the gas collecting pipe and discharges from the air supply pipe, the hot air in the pipe is further into the inner pipe, and the hot air in the inner pipe and the gas collecting pipe effectively prevents the heat loss of the hot air in the inner pipe, the scheme adopts modular design, and the hot air generated in the operation of multiple printing machine electrical cabinets can be conveniently collected and transported to the printing machine LEL heating system, this part of air is collected and replaces most of the indoor fresh air, effectively saving the energy consumption of temperature rise, and the high-temperature air has faster temperature rise response speed than low-temperature air, and the waste heat is collected and utilized while giving the electrical device cooling, realizes the reuse of energy, meets the green production, and is convenient for large-scale use. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 A perspective structure schematic view of the printing machine electrical cabinet waste heat collecting and utilizing device is provided for the utility model;

[0015] Figure 2 A side view structure schematic view of the printing machine electrical cabinet waste heat collecting and utilizing device is provided for the utility model;

[0016] Figure 3 A structure schematic view of the A place in the printing machine electrical cabinet waste heat collecting and utilizing device is provided for the utility model; Figure 2

[0017] Figure 4 A sectional structure schematic view of the air supply pipe in the printing machine electrical cabinet waste heat collecting and utilizing device is provided for the utility model;

[0018] Figure 5 A local explosion structure schematic view of the printing machine electrical cabinet waste heat collecting and utilizing device is provided for the utility model.

[0019] LEGEND:

[0020] 1, gas collecting pipe;2, central fan;3, air supply pipe;4, first joint;5, pipe;6, communication pipe;7, air inlet pipe;8, second joint;9, exhaust fan;10, collar;11, supporting leg;12, sealing cover;13, inner pipe;14, supporting block. ​DETAILED DESCRIPTION

[0021] Referring to Figures 1-5 The utility model provides a technical scheme: a printing machine electrical cabinet waste heat collection and utilization device, including the gas collecting pipe 1 and the pipe 5, the pipe 5 is located in the one side of gas collecting pipe 1, and one end of the pipe 5 is fixedly connected with the first joint 4, and one end of the first joint 4 is installed with the surface of gas collecting pipe 1, and the surface of the pipe 5 is fixedly connected with the communicating pipe 6, and one end of the communicating pipe 6 away from the pipe 5 is fixedly connected with the exhaust fan 9, and the input end of the exhaust fan 9 is fixedly connected with the air inlet pipe 7, and one end of the air inlet pipe 7 away from the exhaust fan 9 is rotatably connected with the second joint 8, and one end of the pipe 5 away from the first joint 4 is threadedly sleeved with the sealing cover 12, and the scheme adopts modular design, and the hot air generated in the operation of multiple printing machine electrical cabinets is conveniently concentrated and transported to the printing machine LEL heating system, the air is collected and replaces most of the indoor fresh air, the energy consumed for temperature rise is effectively saved, the air temperature rise response speed of high-temperature air is faster than that of low-temperature air, the waste heat is collected and utilized and the electrical devices are cooled, energy is recycled, green production is met, and the device is convenient for mass use.

[0022] In the embodiment: the inner diameter specifications of the sealing cover 12 and the first joint 4 are consistent, so that the sealing cover 12 is stably installed on the pipe 5.

[0023] Specifically, the air inlet pipe 7 is in a bent shape, and the edge of the air inlet pipe 7 is rounded.

[0024] Specifically, the pipe 5 is rotatably connected with a sleeve ring 10, and the lower surface of the sleeve ring 10 is fixedly connected with a supporting leg 11.

[0025] Specifically, the supporting leg 11 is in an inclined shape, and the number of the supporting leg 11 is two, and the two supporting legs 11 are mirror-imaged arranged, so as to conveniently support the pipe 5.

[0026] In the embodiment: one end of the gas collecting pipe 1 away from the first joint 4 is fixedly connected with a concentrating fan 2, and one end of the concentrating fan 2 away from the gas collecting pipe 1 is fixedly connected with a gas supply pipe 3, before use, according to the number of the printing machine electrical cabinets, the corresponding number of pipes 5 is taken, then the first joint 4 is connected with the gas collecting pipe 1, the first joint 4 on the pipe 5 behind is connected with the pipe 5 in front, and the sealing cover 12 is threadedly sleeved on one end of the last pipe 5, then the second joint 8 is connected with the exhaust port on the printing machine electrical cabinet, then the exhaust fan 9 and the concentrating fan 2 are turned on, the hot air in the printing machine electrical cabinet is discharged through the second joint 8 and the air inlet pipe 7, and from the communicating pipe 6 and the pipe 5 under the action of the exhaust fan 9.

[0027] Specific, the inside of the gas supply pipe 3 is placed in the inner tube 13, the surface of the inner tube 13 is fixedly connected with the support block 14, the end of the support block 14 away from the inner tube 13 is fixedly connected with the inner wall of the gas supply pipe 3, the hot air in the pipeline is in the inner tube 13, and the hot air in the inner tube 13 and the gas collecting pipe 1 effectively prevents the heat loss of the hot air in the inner tube 13.

[0028] Working principle: before use, according to the number of printing machine electrical cabinet, take the corresponding number of conduit 5, then connect the first joint 4 with the gas collecting pipe 1, and connect the first joint 4 on the rear conduit 5 with the front conduit 5, and threadedly wrap the sealing cover 12 on one end of the last conduit 5, then connect the second joint 8 with the exhaust port on the printing machine electrical cabinet, then open the exhaust fan 9 and the central fan 2, the hot air in the printing machine electrical cabinet is acted by the exhaust fan 9, passes through the second joint 8 and the air inlet pipe 7, and is discharged from the communication pipe 6 and the conduit 5, then the central fan 2 inhales the hot air in the conduit 5 into the gas collecting pipe 1 and discharges it from the gas supply pipe 3, the hot air in the pipeline is in the inner tube 13, and the hot air in the inner tube 13 and the gas collecting pipe 1 effectively prevents the heat loss of the hot air in the inner tube 13, the scheme adopts modular design, which is convenient for collecting the hot air generated in the operation of multiple printing machine electrical cabinets and conveying it to the printing machine LEL heating system, collecting this part of air and replacing most of the indoor fresh air, effectively saving the energy consumed by heating, and the high temperature air heating response speed is faster than that of low temperature air heating, waste heat collection and utilization and taking into account the cooling of electrical devices, realizing energy recycling, meeting green production, and being convenient for large-scale use.

Claims

1. A waste heat collection and utilization device for a printing machine electrical cabinet, comprising a gas collecting pipe (1) and a pipe (5), the pipe (5) being located on one side of the gas collecting pipe (1), characterized in that: One end of the conduit (5) is fixedly connected with the first joint (4), one end of the first joint (4) is mounted with the surface of the gas collecting pipe (1), the surface of the conduit (5) is fixedly connected with the communicating pipe (6), one end of the communicating pipe (6) away from the conduit (5) is fixedly connected with the exhaust fan (9), the input end of the exhaust fan (9) is fixedly connected with the air inlet pipe (7), one end of the air inlet pipe (7) away from the exhaust fan (9) is rotatably connected with the second joint (8), one end of the conduit (5) away from the first joint (4) is threadedly sleeved with the sealing cover (12).

2. The waste heat collecting and utilizing device for the electrical cabinet of a printing press according to claim 1, characterized in that: The sealing cover (12) and the first joint (4) are consistent in inner diameter specification.

3. The waste heat collecting and utilizing device for the electrical cabinet of a printing press according to claim 1, characterized in that: The air inlet pipe (7) is in a bending shape, and the edge of the air inlet pipe (7) is in a rounded corner.

4. The waste heat collecting and utilizing device for the electrical cabinet of a printing press according to claim 1, characterized in that: The conduit (5) is rotatably connected with the sleeve ring (10), and the lower surface of the sleeve ring (10) is fixedly connected with the supporting leg (11).

5. The apparatus according to claim 4, characterized in that: The supporting leg (11) is in an inclined shape, the number of the supporting leg (11) is two, and the two supporting legs (11) are mirror image arranged.

6. The apparatus according to claim 1, characterized in that: One end of the gas collecting pipe (1) away from the first joint (4) is fixedly connected with the concentrating fan (2), and one end of the concentrating fan (2) away from the gas collecting pipe (1) is fixedly connected with the gas supply pipe (3).

7. The apparatus according to claim 6, characterized in that: The inner pipe (13) is arranged in the gas supply pipe (3), the surface of the inner pipe (13) is fixedly connected with the supporting block (14), and one end of the supporting block (14) away from the inner pipe (13) is fixedly connected with the inner wall of the gas supply pipe (3).

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