Automatic temperature control device for pyrrolidine polyoxyethylene ether raw material processing

Abstract

The utility model relates to the technical field of pyrrolidine polyoxyethylene ether, in particular to an automatic temperature control device for pyrrolidine polyoxyethylene ether raw material processing, which comprises a support sleeve used for pushing biomass particle fuel and a funnel used for blanking the biomass particle fuel, the discharge end of the funnel is connected with the feed end of the support sleeve, and the discharge end of the funnel is connected with the feed end of the support sleeve. An air pump and a temperature controller which are used for increasing air are arranged on the two sides of the supporting sleeve respectively. By means of an assembly composed of a supporting sleeve internally provided with an auger, a funnel, an air pump and a temperature controller, distillation operation for processing and purifying N-vinyl pyrrolidone serving as a raw material of pyrrolidine polyoxyethylene ether is achieved, and an automatic temperature control device is provided to cooperate with a heating boiler before N-vinyl pyrrolidone distillation to control the heating temperature, so that the production efficiency is improved, and the production cost is reduced. The heating distillation stability of the N-vinyl pyrrolidone is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of pyrrolidine polyoxyethylene ether, in particular to an automatic temperature control device for processing pyrrolidine polyoxyethylene ether raw materials. Background Art

[0002] Pyrrolidine polyoxyethylene ether is another name for polyvinyl pyrrolidone (PVP) in the industry. Its production process mainly involves the synthesis and polymerization reaction of the monomer N-vinyl pyrrolidone (NVP). N-vinyl pyrrolidone requires distillation, purification and optimization during processing. The N-vinyl pyrrolidone stock solution needs to be heated at high temperature before entering the distillation tower.

[0003] It is difficult to control the fuel feed rate during the existing manual addition of fuel, resulting in large temperature fluctuations during the continuous combustion and heating period of the heating boiler, which is not conducive to the purification and processing efficiency of the pyrrolidine polyoxyethylene ether raw material. Therefore, an automatic temperature control device for the processing of pyrrolidine polyoxyethylene ether raw material is proposed to provide a set of automatic temperature control devices for the distillation operation of the raw material N-vinyl pyrrolidone of pyrrolidine polyoxyethylene ether. By automatically controlling the feed and discharge rate of biomass particles in the required heating boiler and the amount of air blown in to assist combustion, the temperature of the combustion heating for the purification of the raw material N-vinyl pyrrolidone of pyrrolidine polyoxyethylene ether can be controlled, so that the feed and discharge rate of biomass particle fuel and the amount of air blown in are well coordinated, and the fine control of the temperature in the heating boiler can be achieved. Utility Model Content

[0004] In view of the problems in the prior art, the utility model provides an automated temperature control device for processing pyrrolidine polyoxyethylene ether raw materials, which is used for the distillation operation of purifying N-vinyl pyrrolidone, the raw material of pyrrolidine polyoxyethylene ether. The utility model provides a set of automated temperature control devices, which can automatically control the supply and discharge volume of biomass particles in the required heating boiler and the amount of air blown in to assist combustion, so as to control the temperature of the combustion heating used for purifying N-vinyl pyrrolidone, the raw material of pyrrolidine polyoxyethylene ether, so as to achieve good coordination between the supply and discharge volume of biomass particle fuel and the amount of air blown in, and realize fine control of the temperature in the heating boiler.

[0005] The utility model discloses a technical solution for solving the technical problem, which is an automatic temperature control device for processing pyrrolidine polyoxyethylene ether raw materials, comprising a support sleeve for pushing biomass pellet fuel and a funnel for feeding the biomass pellet fuel, wherein the discharge end of the funnel is connected to the feed end of the support sleeve, and an air pump and a temperature controller for increasing air are respectively arranged on both sides of the support sleeve.

[0006] Specifically, the two ends of the support sleeve are respectively connected to a support plate and a support ring, a support block is arranged at the center of the support ring, a connecting block is arranged at the periphery of the support block, and the two ends of the connecting block are fixedly connected to the support ring and the support block;

[0007] An auger is arranged in the supporting sleeve, and two ends of the auger are rotatably connected to the supporting plate and the supporting block through bearings respectively.

[0008] By adopting the above technical scheme, a supporting sleeve with an auger inside, a funnel, an air pump and a temperature controller are used as an assembly to realize the distillation operation of purifying N-vinyl pyrrolidone, the raw material of pyrrolidine polyoxyethylene ether, and a set of automatic temperature control devices are provided to control the heating temperature in conjunction with the heating boiler before the distillation of N-vinyl pyrrolidone, so as to ensure the stability of the heating distillation of N-vinyl pyrrolidone.

[0009] Specifically, a discharge port is formed in the support ring and between the connection blocks, and a gas jet nozzle is provided on a side of the connection block away from the support sleeve, and at least one group of the gas jet nozzles is provided.

[0010] Specifically, a reducer is provided at the tail of the support sleeve, a motor is installed on one side of the housing of the reducer, the driving end of the motor is connected to the input shaft of the reducer, the rotating shaft of the auger passes through the support plate and is provided with a lower sprocket, and the output shaft of the reducer is connected to the rotating shaft of the auger.

[0011] Specifically, the bottom of the funnel is rotatably connected to a shaft rod parallel to the auger through a bearing, a material-beating rod is installed on the outer periphery of the shaft rod, one end of the shaft rod passes through the funnel and is provided with an upper sprocket, and the upper sprocket and the lower sprocket are connected by a transmission chain.

[0012] By adopting the above technical scheme, by automatically controlling the supply and discharge rate of biomass particles in the required heating boiler and the amount of air blown in to assist combustion, the temperature of combustion heating for purification of N-vinyl pyrrolidone, the raw material of pyrrolidine polyoxyethylene ether, can be controlled, so that the supply and discharge rate of biomass particle fuel and the amount of air blown in are well coordinated, and the temperature in the heating boiler can be finely controlled.

[0013] Specifically, the support ring and the connection block are both hollow structures, and the air nozzle is communicated with the inner cavities of the support ring and the connection block, and the exhaust end of the air pump is connected to the support ring.

[0014] The beneficial effects of the utility model are as follows: through the components composed of the supporting sleeve with an auger inside, the funnel, the air pump and the temperature controller, the distillation operation of the raw material N-vinyl pyrrolidone for pyrrolidine polyoxyethylene ether is realized, and a set of automatic temperature control devices is provided to cooperate with the heating boiler before the distillation of N-vinyl pyrrolidone to control the heating temperature, so as to ensure the stability of the heating distillation of N-vinyl pyrrolidone, and biomass particles are used as fuel, and the supply and discharge amount of biomass particles in the required heating boiler and the amount of air blown in to assist combustion are automatically controlled. The temperature of combustion heating for purifying the raw material N-vinyl pyrrolidone of pyrrolidine polyoxyethylene ether can be controlled, so that the feed and discharge amount of biomass particle fuel and the amount of air blown in can be well coordinated, and the fine control of the temperature in the heating boiler can be achieved, which helps to ensure that N-vinyl pyrrolidone is heated evenly and stably during the purification process, thereby improving product quality and purification efficiency, and solves the problem that it is difficult to control the fuel feed amount due to the existing artificial addition of fuel, resulting in large temperature fluctuations during continuous combustion and heating of the heating boiler, which is not conducive to the purification and processing efficiency of the pyrrolidine polyoxyethylene ether raw material. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0016] Figure 1 It is an overall schematic diagram of the utility model;

[0017] Figure 2 It is a schematic diagram of the auger of the utility model;

[0018] Figure 3 For the utility model Figure 1 The enlarged schematic diagram at A in the middle;

[0019] In the figure: support sleeve 1, support plate 11, support block 121, connecting block 122, discharge port 123, air nozzle 124, support ring 12, auger 13, lower sprocket 14, funnel 2, shaft rod 21, punching rod 22, upper sprocket 23, reducer 3, motor 4, air pump 5, temperature controller 6. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0021] In order to better control the temperature, Figure 1-3As shown, the utility model describes an automated temperature control device for processing pyrrolidine polyoxyethylene ether raw materials, comprising a support sleeve 1 for pushing biomass pellet fuel and a funnel 2 for feeding the biomass pellet fuel, wherein the discharge end of the funnel 2 is connected to the feed end of the support sleeve 1, and an air pump 5 and a temperature controller 6 for adding air are respectively provided on both sides of the support sleeve 1.

[0022] When in use, a supporting sleeve 1 with an auger 13 inside, a funnel 2, an air pump 5 and a temperature controller 6 are provided for the distillation operation of purifying N-vinyl pyrrolidone, the raw material of pyrrolidine polyoxyethylene ether, to control the heating temperature in conjunction with the heating boiler before the distillation of N-vinyl pyrrolidone.

[0023] The two ends of the support sleeve 1 are respectively connected to a support plate 11 and a support ring 12, a support block 121 is arranged at the center of the support ring 12, a connection block 122 is arranged at the periphery of the support block 121, and the two ends of the connection block 122 are fixedly connected to the support ring 12 and the support block 121;

[0024] An auger 13 is disposed in the support sleeve 1 , and two ends of the auger 13 are rotatably connected to the support plate 11 and the support block 121 through bearings, respectively.

[0025] The utility model also includes that a discharge port 123 is formed in the support ring 12 and between the connection blocks 122 , and an air nozzle 124 is provided on a side of the connection block 122 away from the support sleeve 1 , and at least one group of the air nozzles 124 is provided.

[0026] In order to provide driving force, for example, Figure 1 , 2 As shown, the utility model also includes that a reducer 3 is provided at the tail of the support sleeve 1, a motor 4 is installed on one side of the housing of the reducer 3, the driving end of the motor 4 is connected to the input shaft of the reducer 3, the rotating shaft of the auger 13 passes through the support plate 11 and is provided with a lower sprocket 14, and the output shaft of the reducer 3 is connected to the rotating shaft of the auger 13.

[0027] The inner bottom of the funnel 2 is rotatably connected to a shaft rod 21 parallel to the auger 13 through a bearing, and a material-beating rod 22 is installed on the outer periphery of the shaft rod 21. One end of the shaft rod 21 passes through the funnel 2 and is provided with an upper sprocket wheel 23. The upper sprocket wheel 23 is connected to the lower sprocket wheel 14 through a transmission chain.

[0028] When in use, the motor 4 drives the reducer 3 to drive the auger 13 to rotate. At the same time, based on the connection between the upper sprocket 23 and the lower sprocket 14, the shaft 21 drives the punching rod 22 to rotate, so that the biomass particles in the funnel 2 can be well discharged into the support sleeve 1.

[0029] To provide air, for example, Figure 1-3 As shown, the utility model also includes that the support ring 12 and the connecting block 122 are both hollow structures, and the air nozzle 124 is communicated with the inner cavity of the support ring 12 and the connecting block 122, and the exhaust end of the air pump 5 is connected to the support ring 12.

[0030] When in use, air is discharged into the inner cavity of the support ring 12 through the air pump 5, so that the air enters the connecting block 122 and is ejected from the air nozzle 124 on the connecting block 122, so that the air is discharged into the combustion chamber of the boiler together with the biomass particles.

[0031] When the utility model is in use, the power supply components in the work site provide power for the electrical components in the present application, the support ring 12 is connected to the fuel feed end of the boiler used for heating treatment before distillation of the raw material of pyrrolidine polyoxyethylene ether: N-vinyl pyrrolidone, and the temperature detection probe of the thermostat 6 is set on the boiler, the biomass particles required for use are stored through the funnel 2, the reducer 3 is driven by the motor 4 to drive the auger 13 to rotate, and at the same time, based on the connection between the upper sprocket 23 and the lower sprocket 14, the shaft rod 21 drives the material rod 22 to rotate, so that the biomass particles in the funnel 2 can be well discharged to the support sleeve In the cylinder 1, the rotating auger 13 pushes the biomass particles into the combustion chamber of the boiler, and the combustion chamber of the boiler is exhausted by the air pump 5 to ensure the amount of oxygen required for combustion. The temperature of the boiler heating is detected by the thermostat 6. After the temperature is lower than the value set by the personnel, the thermostat 6 controls the motor 4 to speed up and the air pump 5 to increase the supply and discharge volume according to the set value of the personnel, so that the auger 13 increases the pushing amount of the biomass fuel in the boiler, and the air pump 5 increases the supply and discharge volume of the air in the boiler, so as to ensure the efficiency of the boiler in heating the N-vinyl pyrrolidone stock solution and realize the automatic temperature control of the processing.

[0032] The above shows and describes the basic principles, 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 in the specification are only to illustrate the principles of 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 protection required by the utility model. The scope of protection required by the utility model is defined by the attached claims and their equivalents.

Claims

1. An automatic temperature control device for processing raw materials of pyrrolidine polyoxyethylene ether, characterized in that: It comprises a support sleeve (1) for pushing biomass pellet fuel and a funnel (2) for feeding the biomass pellet fuel, wherein a discharge end of the funnel (2) is connected to a feed end of the support sleeve (1), and an air pump (5) and a temperature controller (6) for adding air are respectively provided on both sides of the support sleeve (1).

2. The automatic temperature control device for processing raw materials of pyrrolidine polyoxyethylene ether according to claim 1, characterized in that: The two ends of the support sleeve (1) are respectively connected to a support plate (11) and a support ring (12); a support block (121) is provided at the center of the support ring (12); a connection block (122) is provided on the periphery of the support block (121); and the two ends of the connection block (122) are fixedly connected to the support ring (12) and the support block (121); An auger (13) is arranged in the support sleeve (1), and two ends of the auger (13) are rotatably connected to the support plate (11) and the support block (121) respectively through bearings.

3. The automatic temperature control device for processing raw materials of pyrrolidine polyoxyethylene ether according to claim 2, characterized in that: A discharge port (123) is formed in the support ring (12) and between the connection blocks (122), and a gas jet (124) is provided on a side of the connection block (122) away from the support sleeve (1), and at least one group of the gas jet (124) is provided.

4. The automatic temperature control device for processing raw materials of pyrrolidine polyoxyethylene ether according to claim 3, characterized in that: A reducer (3) is arranged at the rear of the support sleeve (1), a motor (4) is installed on one side of the housing of the reducer (3), a driving end of the motor (4) is connected to the input shaft of the reducer (3), a rotating shaft of the auger (13) passes through the support plate (11) and is provided with a lower sprocket (14), and an output shaft of the reducer (3) is connected to the rotating shaft of the auger (13).

5. The automatic temperature control device for processing raw materials of pyrrolidine polyoxyethylene ether according to claim 4, characterized in that: The inner bottom of the funnel (2) is rotatably connected to a shaft (21) parallel to the auger (13) via a bearing, a material-beating rod (22) is mounted on the outer periphery of the shaft (21), one end of the shaft (21) passes through the funnel (2) and is provided with an upper sprocket (23), and the upper sprocket (23) is connected to the lower sprocket (14) via a transmission chain.

6. The automatic temperature control device for processing raw materials of pyrrolidine polyoxyethylene ether according to claim 5, characterized in that: The support ring (12) and the connection block (122) are both hollow structures, and the air nozzle (124) is in communication with the inner cavities of the support ring (12) and the connection block (122), and the exhaust end of the air pump (5) is connected to the support ring (12).

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