Automatic feeding device for rectification and preheating of liquid chemical reagent

Abstract

The utility model discloses a liquid chemical reagent rectification preheating automatic feeding device, which belongs to the technical field of automatic feeding, and comprises a distillation kettle and a storage box, the bottom end of the storage box is fixedly connected with the top end of the distillation kettle through a feeding pipe, an electromagnetic valve is mounted on the feeding pipe, and the electromagnetic valve is connected with the distillation kettle through a pipeline. A floating ball liquid level switch is fixedly mounted in the distillation kettle and electrically connected with the electromagnetic valve, a flow guide box is fixedly connected to the outer side of the feeding pipe in a sleeving manner, an air inlet pipe is mounted at the bottom end of the outer side of the flow guide box, one end of the air inlet pipe is connected with the top end of the distillation kettle, and an air outlet pipe is fixedly mounted at the top end of the outer side of the flow guide box; the device can be used for automatically feeding according to the height of liquid in the distillation kettle during continuous rectification, and can be used for preheating through hot gas discharged from the distillation kettle while feeding, so that the effects of saving energy and improving the yield are achieved.

Description

Technical Field

[0001] The utility model relates to the field of automatic feeding devices, in particular to an automatic feeding device for distillation preheating of liquid chemical reagents. Background Art

[0002] At present, when the distillation kettle is continuously distilled, after the liquid level in the distillation kettle drops to a low liquid level, it is necessary to manually feed the distillation kettle, which has high labor costs and low feeding efficiency. At the same time, when feeding, the raw materials in the pipeline cannot be preheated, thereby reducing production efficiency. Utility Model Content

[0003] In order to make up for the above shortcomings, the utility model provides a liquid chemical reagent distillation preheating automatic feeding device, which aims to improve the problem that the distillation kettle cannot automatically feed during continuous distillation and the raw materials cannot be preheated during feeding.

[0004] The utility model is implemented as follows: an automatic feeding device for preheating distillation of liquid chemical reagents comprises a distillation kettle and a storage box, the bottom end of the storage box is fixedly connected to the top end of the distillation kettle through a feed pipe, a solenoid valve is installed on the feed pipe, a float liquid level switch is fixedly installed in the distillation kettle, the float liquid level switch is electrically connected to the solenoid valve, a guide box is fixedly sleeved on the outer side of the feed pipe, an air inlet pipe is installed on the outer bottom end of the guide box, one end of the air inlet pipe is connected to the top end of the distillation kettle, and an air outlet pipe is fixedly installed on the outer top end of the guide box.

[0005] In the preferred technical solution of the utility model, a support frame is fixedly installed at the bottom of the storage box, legs are fixedly installed at the four corners of the bottom of the support frame, the storage box is fixedly installed at the top of the support frame, and the support frame is arranged above the distillation kettle.

[0006] In the preferred technical solution of the utility model, a feed port is provided at the top of the material storage box, a sealing cover is threadedly installed on the feed port, an observation window is provided on one side of the material storage box, and the bottom end of the inner wall of the material storage box is inclined.

[0007] In a preferred technical solution of the present utility model, a scale is provided on the observation window.

[0008] In the preferred technical solution of the utility model, a rotating shaft is rotatably installed on one side of the inner wall of the storage box, a motor is fixedly installed on one end of the rotating shaft, a plurality of stirring rods are fixedly installed on the outer side of the rotating shaft, and the rotating shaft is arranged on the side farthest from the observation window.

[0009] In the preferred technical solution of the present utility model, the guide box is cylindrical, the diameter of the inner wall of the guide box is larger than the diameter of the feed pipe, the feed pipe is Z-shaped, and the feed pipe is a hard tube and is made of a heat-conducting material.

[0010] In the preferred technical solution of the utility model, an auger is fixedly installed on the outside of the feed pipe, and the auger is arranged in the guide box, so that the gas can pass through the guide box in a circular shape through the auger.

[0011] In the preferred technical solution of the utility model, a bracket is fixedly installed at the bottom end of the guide box, a support rod is fixedly installed at the bottom end of the bracket, the bottom end of the support rod is fixedly connected to the top end of the distillation kettle, and the top end of the bracket is set in an arc.

[0012] The beneficial effects of the utility model are as follows: the automatic feeding device for preheating distillation of liquid chemical reagents obtained by the utility model through the above design, when continuous distillation is carried out in the distillation kettle, one end of the air outlet pipe is connected to a reflux device such as a condenser, and the hot air generated by the distillation kettle is discharged to the condenser through the air inlet pipe, the guide box and the air outlet pipe for reflux, and at the same time, the hot air provides heating for the feed pipe through the guide box, when the liquid level in the kettle drops to a low liquid level, the float liquid level switch controls the solenoid valve to open, and the liquid in the storage box flows into the distillation kettle through the feed pipe, and when it rises to a high liquid level, the float liquid level switch controls the solenoid valve to close, and this device can automatically feed according to the height of the liquid in the distillation kettle during continuous distillation, and at the same time, the feeding can be preheated by the hot air discharged from the distillation kettle, thereby achieving the effects of energy saving and improving the yield. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 It is a structural schematic diagram of a liquid chemical reagent rectification preheating automatic feeding device provided by the embodiment of the utility model;

[0015] Figure 2 A partial structural schematic diagram of a liquid chemical reagent rectification preheating automatic feeding device is provided for the embodiment of the utility model;

[0016] Figure 3 A schematic diagram of the internal structure of a material storage box is provided for the embodiment of the utility model;

[0017] Figure 4 A schematic diagram of the internal structure of a flow guide box is provided for an embodiment of the utility model.

[0018] In the figure: 110-distillation kettle; 111-float liquid level switch; 120-storage box; 121-feeding pipe; 122-feeding port; 123-observation window; 124-rotating shaft; 125-motor; 126-stirring rod; 130-guide box; 131-inlet pipe; 132-outlet pipe; 133-support rod; 134-auger; 140-support frame; 141-support leg. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical solution and advantages of the implementation of the utility model clearer, the technical solution in the implementation of the utility model will be clearly and completely described below in conjunction with the drawings in the implementation of the utility model. Obviously, the described implementation is a part of the implementation of the utility model, not all of the implementations. Based on the implementation of the utility model, all other implementations obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-Figure 3 The utility model provides a technical solution: an automatic feeding device for distillation preheating of liquid chemical reagents, including a distillation kettle 110 and a storage box 120, the bottom end of the storage box 120 is fixedly connected to the top end of the distillation kettle 110 through a feed pipe 121, a solenoid valve is installed on the feed pipe 121, a float liquid level switch 111 is fixedly installed in the distillation kettle 110, the float liquid level switch 111 is electrically connected to the solenoid valve, the outer side of the feed pipe 121 is fixedly sleeved with a guide box 130, an air inlet pipe 131 is installed at the bottom end of the outer side of the guide box 130, one end of the air inlet pipe 131 is connected to the top end of the distillation kettle 110, and an air outlet pipe 132 is fixedly installed at the top end of the outer side of the guide box 130.

[0021] In some specific implementation schemes, a support frame 140 is fixedly installed at the bottom of the material storage box 120, support legs 141 are fixedly installed at the four corners of the bottom of the support frame 140, and the material storage box 120 is fixedly installed on the top of the support frame 140. The support frame 140 is arranged above the distillation kettle 110 to facilitate supporting the material storage box 120 and ensure that the material storage box 120 is above the distillation kettle 110 for easy feeding.

[0022] In some specific embodiments, a feed port 122 is provided at the top of the storage box 120, and a sealing cover is threadedly installed on the feed port 122. An observation window 123 is provided on one side of the storage box 120, and a scale is provided on the observation window 123 to facilitate observation of the storage amount of the storage box 120. The bottom end of the inner wall of the storage box 120 is inclined, and the inclined setting is convenient for discharging.

[0023] In some specific embodiments, a rotating shaft 124 is rotatably installed on one side of the inner wall of the storage box 120, a motor 125 is fixedly installed at one end of the rotating shaft 124, and a plurality of stirring rods 126 are fixedly installed on the outer side of the rotating shaft 124. The rotating shaft 124 is arranged on the side farthest from the observation window 123, and the stirring rods 126 can stir the material evenly when feeding.

[0024] See also Figure 4 The guide box 130 is cylindrical in shape, the diameter of the inner wall of the guide box 130 is larger than the diameter of the feed pipe 121, the feed pipe 121 is Z-shaped, the feed pipe 121 is a hard tube and is made of a heat-conducting material. A bracket is fixedly installed at the bottom of the guide box 130, a support rod 133 is fixedly installed at the bottom of the bracket, the bottom end of the support rod 133 is fixedly connected to the top of the distillation kettle 110, and the top of the bracket is set in an arc.

[0025] In some specific embodiments, an auger 134 is fixedly installed on the outside of the feed pipe 121. The auger 134 is arranged in the guide box 130. The gas can pass through the guide box 130 in a circular shape through the auger 134, thereby increasing the transportation distance of the hot gas in the guide box 130, thereby increasing the heating effect on the feed pipe 121.

[0026] Working principle: When in use, when continuous distillation is carried out in the distillation kettle 110, one end of the outlet pipe 132 is connected to a reflux device such as a condenser, and the hot air generated by the distillation kettle 110 is discharged to the condenser through the inlet pipe 131, the guide box 130 and the outlet pipe 132 for reflux. At the same time, the hot air provides heating for the feed pipe 121 through the guide box 130. When the liquid level in the kettle drops to a low level, the float level switch 111 controls the solenoid valve to open, and the liquid in the storage box 120 flows into the distillation kettle through the feed pipe 121. When it rises to a high level, the float level switch 111 controls the solenoid valve to close.

[0027] The above description is only the preferred implementation of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. Liquid chemical reagent distillation preheating automatic feeding device, including a distillation kettle and a storage box, characterized in that: The bottom end of the material storage box is fixedly connected to the top end of the distillation kettle through a feed pipe, a solenoid valve is installed on the feed pipe, a float liquid level switch is fixedly installed in the distillation kettle, the float liquid level switch is electrically connected to the solenoid valve, a guide box is fixedly sleeved on the outside of the feed pipe, an air inlet pipe is installed on the bottom end of the outside of the guide box, one end of the air inlet pipe is connected to the top end of the distillation kettle, and an air outlet pipe is fixedly installed on the top end of the outside of the guide box.

2. The liquid chemical reagent rectification preheating automatic feeding device according to claim 1 is characterized in that: A support frame is fixedly installed at the bottom of the material storage box, legs are fixedly installed at the four corners of the bottom of the support frame, the material storage box is fixedly installed at the top of the support frame, and the support frame is arranged above the distillation kettle.

3. The liquid chemical reagent rectification preheating automatic feeding device according to claim 1 is characterized in that: A feeding port is arranged at the top of the material storage box, a sealing cover is threadedly installed on the feeding port, and an observation window is arranged at one side of the material storage box.

4. The liquid chemical reagent rectification preheating automatic feeding device according to claim 3 is characterized in that: A scale is arranged on the observation window.

5. The liquid chemical reagent rectification preheating automatic feeding device according to claim 1 is characterized in that: A rotating shaft is rotatably mounted on one side of the inner wall of the material storage box, a motor is fixedly mounted on one end of the rotating shaft, and a plurality of stirring rods are fixedly mounted on the outer side of the rotating shaft.

6. The liquid chemical reagent rectification preheating automatic feeding device according to claim 1 is characterized in that: The guide box is cylindrical, and the diameter of the inner wall of the guide box is larger than the diameter of the feed pipe.

7. The liquid chemical reagent rectification preheating automatic feeding device according to claim 1 is characterized in that: An auger is fixedly mounted on the outside of the feed pipe, and the auger is arranged in the guide box.

8. The liquid chemical reagent rectification preheating automatic feeding device according to claim 1 is characterized in that: A bracket is fixedly installed at the bottom end of the guide box, a support rod is fixedly installed at the bottom end of the bracket, and the bottom end of the support rod is fixedly connected to the top end of the distillation kettle.

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