Five-tower rectification heat source supply mechanism capable of effectively saving steam

Abstract

The utility model relates to the technical field of five-tower rectification, in particular to a heat source supply mechanism for five-tower rectification, which can effectively save steam and comprises a machine body, a bearing plate is correspondingly arranged above the machine body, and an air guide mechanism is arranged on one side of the upper end of the bearing plate. According to the five-tower rectification device, steam can be effectively saved, the steam in the five-tower rectification device is conveyed into the heating device to be recycled, the heat source supply energy consumption of the five-tower rectification device can be effectively saved, and the operation cost of the five-tower rectification device is reduced; meanwhile, the heat source supply mechanism for the five-tower rectification device can be prevented from being influenced by external temperature, and the stability of the heat source supply mechanism for the five-tower rectification device by the heating device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of five-tower distillation, in particular to a heat source supply mechanism for five-tower distillation which can effectively save steam. Background Art

[0002] The five-tower distillation unit adopts a five-tower three-effect reverse-coupled methanol distillation process and adds a medium-pressure tower system. The hot gas from the top of each tower is used as the heat source for the reboiler at the bottom of the next distillation tower. It is a device for distilling methanol with a steam-saving function. The five-tower distillation unit needs to transport heat through a heating device during operation.

[0003] The existing five-tower distillation device cannot effectively recycle steam during operation, resulting in high heat source energy consumption during operation of the five-tower distillation device, which increases the operating cost of the five-tower distillation device, so improvement is needed. Utility Model Content

[0004] The purpose of the utility model is to overcome the shortcomings of the existing five-tower distillation device that cannot effectively save steam, resulting in high energy consumption of the heat source supply of the five-tower distillation device and increased operating costs of the five-tower distillation device, and to propose a heat source supply mechanism for five-tower distillation that can effectively save steam.

[0005] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0006] A heat source supply mechanism for five-tower distillation capable of effectively saving steam comprises a body, a supporting plate is correspondingly provided above the body, and an air guide mechanism is provided on one side of the upper end of the supporting plate;

[0007] A steam exhaust pipe is provided at the upper end of the body, and a connecting pipe is detachably connected to the upper end of the steam exhaust pipe. The connecting pipe is arranged through the middle of the supporting plate, and a heating device is fixedly installed on the upper end of the supporting plate. The connecting pipe is arranged in the middle of the lower end of the heating device. Delivery pipes are provided on both sides of the heating device, and the lower ends of the two delivery pipes are respectively arranged on both sides of the body. A rotating shaft is provided on the air guide mechanism, and the rotating shaft is arranged in the connecting pipe. A fan blade is fixed to the lower end of the rotating shaft.

[0008] Preferably, in order to provide power for the rotation of the fan blades, the air guide mechanism includes a motor fixedly mounted on one side of the upper end of the supporting plate, a worm gear is fixed to the upper end of the rotating shaft, a worm is engaged with one side of the worm gear, both ends of the worm are respectively rotatably connected to the relative inner walls of the connecting pipe, and one end of the worm passes through one side of the connecting pipe and is fixedly connected to the end of the output shaft of the motor.

[0009] Preferably, in order to support the rotating shaft and keep it rotating smoothly, two cross bars are symmetrically fixed on the opposite inner walls of the connecting pipe, and the opposite ends of the two cross bars are fixedly connected to bearings, and the rotating shaft is rotatably sleeved in the bearings.

[0010] Preferably, in order to connect the connecting pipe and the steam exhaust pipe, four bolts are respectively provided around the connecting pipe, the lower ends of the four bolts respectively pass through the upper end of the steam exhaust pipe and are threaded with nuts, and a sealing ring is commonly provided around the lower end of the connecting pipe, and the lower end of the sealing ring is respectively in contact with the upper end of the steam exhaust pipe.

[0011] Preferably, in order to support and fix the supporting plate, a fixing plate is fixedly sleeved on the upper part of the body, and support rods are fixed on both sides of the upper end of the fixing plate, and the upper ends of the two support rods are fixedly connected to both sides of the lower end of the supporting plate.

[0012] Preferably, in order to insulate the heating device, a thermal insulation cover is provided on the upper end of the supporting plate, the heating device is located in the thermal insulation cover, and openings are provided at the lower ends of both sides of the thermal insulation cover, and two conveying pipes are respectively located in the two openings.

[0013] Preferably, in order to fix the two delivery pipes and prevent them from shaking, a fixing ring is fixedly sleeved on both delivery pipes, and a connecting rod is fixed on the opposite side of the two fixing rings, and the opposite ends of the two connecting rods are respectively fixedly connected to the two sides of the supporting plate.

[0014] Compared with the prior art, the beneficial effects of the present invention are:

[0015] 1. By using the steam discharge pipe, connecting pipe and air guide mechanism, the steam inside the five-tower distillation unit during operation can be quickly transported to the heating device for recycling, thereby effectively saving steam, reducing the energy consumption of the heat source supply of the five-tower distillation unit, and thus reducing the operating cost of the five-tower distillation unit;

[0016] 2. The use of the thermal insulation cover can insulate the heating device to prevent it from being affected by external cold air and increasing its energy consumption. This ensures that the operation of the heating device is not affected by external factors and improves the stability of the heating device in supplying heat to the five-tower distillation unit.

[0017] To sum up, the utility model can effectively save steam and transport the steam inside the five-tower distillation device to the heating device for recycling, which can effectively save the energy consumption of the heat source supply of the five-tower distillation device and reduce the operating cost of the five-tower distillation device. At the same time, it can prevent the heat source supply mechanism of the five-tower distillation device from being affected by the external temperature and improve the stability of the heat source supply mechanism of the five-tower distillation device provided by the heating device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a connection structure diagram of a heat source supply mechanism for five-tower distillation that can effectively save steam, proposed by the utility model;

[0019] Figure 2 This is a schematic diagram of the internal structure of the insulation cover and connecting pipe of a heat source supply mechanism for five-tower distillation that can effectively save steam proposed by the utility model;

[0020] Figure 3 This is an enlarged view of point A of a heat source supply mechanism for five-tower distillation that can effectively save steam, as proposed by the present invention;

[0021] Figure 4 This is an enlarged view of point B of a heat source supply mechanism for five-tower distillation that can effectively save steam, as proposed by the present invention.

[0022] In the figure: 1 body, 2 fixing plate, 3 support rod, 4 bearing plate, 5 heating device, 6 connecting pipe, 7 steam discharge pipe, 8 sealing ring, 9 bolt, 10 nut, 11 delivery pipe, 12 fixing ring, 13 connecting rod, 14 thermal insulation cover, 15 motor, 16 worm, 17 worm gear, 18 rotating shaft, 19 fan blade, 20 bearing, 21 cross bar. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0024] Reference Figure 1-4 A heat source supply mechanism for five-tower distillation that can effectively save steam includes a body 1. A steam exhaust pipe 7 is provided at the upper end of the body 1. The upper end of the steam exhaust pipe 7 is detachably connected to a connecting pipe 6. The body 1 adopts a five-tower three-effect reverse-coupled methanol distillation process, adds a medium-pressure tower system, and the hot gas at the top of each tower is used as the heat source for the reboiler at the bottom of the next distillation tower. The device for distilling methanol with the function of saving steam, the steam in the body 1 will be transported to the connecting pipe 6 through the steam exhaust pipe 7, and the connecting pipe 6 can transport the steam to the heating device 5, four bolts 9 are respectively provided around the connecting pipe 6, and the lower ends of the four bolts 9 respectively penetrate the upper end of the steam exhaust pipe 7 and are threaded with nuts 10. A sealing ring 8 is commonly provided around the lower end of the connecting pipe 6, and the lower end of the sealing ring 8 respectively contacts the upper end of the steam exhaust pipe 7. The connecting pipe 6 and the steam exhaust pipe 7 can be connected and fixed by the bolts 9 and the nuts 10. The sealing ring 8 is used to seal the connection between the connecting pipe 6 and the steam exhaust pipe 7 to prevent leakage at the connection between the connecting pipe 6 and the steam exhaust pipe 7.

[0025] Reference Figure 1-3 The upper end of the heating device 5 is fixedly mounted on the upper surface of the heating plate 1, and the lower end of the heating device 5 is fixedly mounted on the upper surface of the heating plate 1. The delivery pipe 11 delivers the heat source into the body 1, and the steam in the body 1 can be delivered to the interior thereof for recycling through the connecting pipe 6, thereby effectively saving steam, reducing the energy consumption of the heating device 5, and effectively saving the energy consumption of the heat source supplied to the body 1. The two delivery pipes 11 are fixedly sleeved with a fixing ring 12, and the opposite side of the two fixing rings 12 are fixed with a connecting rod 13. The opposite ends of the two connecting rods 13 are respectively fixedly connected to the two sides of the supporting plate 4. The two delivery pipes 11 can be fixed by the two connecting rods 13 and the two fixing rings 12 to prevent the two delivery pipes 11 from shaking. The upper end of the supporting plate 4 is provided with a thermal insulation cover 14, and the heating device 5 is located in the thermal insulation cover 14. The lower ends of the two sides of the thermal insulation cover 14 are opened, and the two delivery pipes 11 are respectively located in the two openings. The openings are used to support the delivery pipes 11, and the thermal insulation cover 14 is used to insulate the heating device 5 inside it to prevent the external cold air from affecting the heating device 5, which can effectively ensure the stability of the operation of the heating device 5.

[0026] Reference Figure 2 、 4The rotation of the fan blades 19 can generate wind in the communicating pipe 6, and the wind force can transport the steam in the machine body 1 to the communicating pipe 6 through the steam exhaust pipe 7, and the steam in the communicating pipe 6 can be quickly transported to the heating device 5 for recycling, thereby achieving the purpose of steam diversion.

[0027] Reference Figure 2 、 4 The air guide mechanism includes a motor 15 fixedly mounted on one side of the upper end of the carrying plate 4. The motor 15 is connected to the supporting components for stable operation, can be programmed, and can operate automatically. A worm gear 17 is fixed to the upper end of the rotating shaft 18. A worm 16 is engaged with one side of the worm gear 17. The two ends of the worm 16 are rotatably connected to the opposite inner walls of the connecting pipe 6. One end of the worm 16 passes through one side of the connecting pipe 6 and is fixedly connected to the end of the output shaft of the motor 15. The operation of the motor 15 will drive the worm 16 to rotate, and the rotation of the worm 16 will drive the worm gear 17 to rotate. The worm gear 17 drives the rotating shaft 18 to rotate, and the rotating shaft 18 drives the fan blades 19 to rotate. The rotation of the fan blades 19 can quickly introduce the steam in the connecting pipe 6 into the heating device 5. The steam entering the heating device 5 can save the energy consumption of the heating device 5.

[0028] In the present utility model, when in use: the steam inside the body 1 will be transported to the heating device 5 through the steam exhaust pipe 7 and the connecting pipe 6, and the operation of the motor 15 is controlled by the supporting control equipment. The motor 15 drives the worm 16 to rotate, the worm 16 drives the worm gear 17 to rotate, the worm gear 17 drives the rotating shaft 18 to rotate, and the rotating shaft 18 drives the fan blades 19 to rotate. The rotation of the fan blades 19 can quickly introduce the steam in the connecting pipe 6 into the heating device 5. The steam entering the heating device 5 can save the energy consumption of the heating device 5.

[0029] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A heat source supply mechanism for five-tower distillation capable of effectively saving steam, comprising a body (1), characterized in that: A bearing plate (4) is correspondingly arranged above the machine body (1), and an air guide mechanism is arranged on one side of the upper end of the bearing plate (4); The upper end of the machine body (1) is provided with a steam exhaust pipe (7), the upper end of the steam exhaust pipe (7) is detachably connected with a connecting pipe (6), the connecting pipe (6) is arranged through the middle of the supporting plate (4), the upper end of the supporting plate (4) is fixedly mounted with a heating device (5), the connecting pipe (6) is arranged at the middle of the lower end of the heating device (5), both sides of the heating device (5) are provided with delivery pipes (11), the lower ends of the two delivery pipes (11) are respectively arranged on both sides of the machine body (1), the air guide mechanism is provided with a rotating shaft (18), the rotating shaft (18) is arranged in the connecting pipe (6), and the lower end of the rotating shaft (18) is fixed with a fan blade (19).

2. A heat source supply mechanism for five-tower distillation capable of effectively saving steam according to claim 1, characterized in that: The air guide mechanism comprises a motor (15) fixedly mounted on one side of the upper end of the bearing plate (4); a worm wheel (17) is fixed on the upper end of the rotating shaft (18); a worm (16) is meshed with one side of the worm wheel (17); two ends of the worm (16) are rotatably connected to opposite inner walls of the connecting pipe (6); one end of the worm (16) passes through one side of the connecting pipe (6) and is fixedly connected to the end of the output shaft of the motor (15).

3. The heat source supply mechanism for five-tower distillation capable of effectively saving steam according to claim 1, characterized in that: Two cross bars (21) are symmetrically fixed on opposite inner walls of the connecting pipe (6), and opposite ends of the two cross bars (21) are fixedly connected to a bearing (20), and the rotating shaft (18) is rotatably sleeved in the bearing (20).

4. The heat source supply mechanism for five-tower distillation capable of effectively saving steam according to claim 1, characterized in that: Four bolts (9) are respectively provided through one circumference of the connecting pipe (6), the lower ends of the four bolts (9) respectively pass through one circumference of the upper end of the steam exhaust pipe (7) and are all threadedly sleeved with nuts (10), a sealing ring (8) is commonly provided around the lower end of the connecting pipe (6), and the lower end of the sealing ring (8) is respectively in contact with one circumference of the upper end of the steam exhaust pipe (7).

5. The heat source supply mechanism for five-tower distillation capable of effectively saving steam according to claim 1, characterized in that: A fixing plate (2) is fixedly sleeved on the upper part of the machine body (1), support rods (3) are fixed on both sides of the upper end of the fixing plate (2), and the upper ends of the two support rods (3) are respectively fixedly connected to both sides of the lower end of the bearing plate (4).

6. The heat source supply mechanism for five-tower distillation capable of effectively saving steam according to claim 1, characterized in that: A heat-insulating cover (14) is provided at the upper end of the carrier plate (4), the heating device (5) is located in the heat-insulating cover (14), openings are provided at the lower ends of both sides of the heat-insulating cover (14), and two conveying pipes (11) are respectively located in the two openings.

7. The heat source supply mechanism for five-tower distillation capable of effectively saving steam according to claim 1, characterized in that: A fixing ring (12) is fixedly sleeved on each of the two conveying pipes (11), a connecting rod (13) is fixed on opposite sides of the two fixing rings (12), and opposite ends of the two connecting rods (13) are fixedly connected to two sides of the bearing plate (4) respectively.

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