Efficient synthesizing device for paraphthaloyl chloride

Abstract

The utility model relates to the technical field of high-efficiency synthesis of terephthaloyl chloride, in particular to a high-efficiency synthesis device of terephthaloyl chloride, which comprises a placing block, one side in the placing block is fixedly connected with an o-xylene container tank, and the other side in the placing block is fixedly connected with a thionyl chloride container tank. The bottom of the o-xylene container tank and the bottom of the thionyl chloride container tank are both connected with electromagnetic valves in a penetrating mode, the bottoms of the electromagnetic valves are connected with feeding pipelines in a penetrating mode, one ends of the feeding pipelines are connected with a reaction tank in a penetrating mode, and the surface of the reaction tank is fixedly connected with a heating structure. When o-xylene and thionyl chloride enter the reaction tank, the servo motor is started, the transmission rod starts to work and rotate, the transmission rod rotates to drive the stirring rod to rotate, and the stirring rod starts to stir o-xylene and thionyl chloride in the reaction tank, so that o-xylene and thionyl chloride are mixed more efficiently and uniformly.

Description

Technical Field

[0001] The utility model relates to the technical field of efficient synthesis of terephthaloyl chloride, in particular to a highly efficient synthesis device of terephthaloyl chloride. Background Art

[0002] The efficient synthesis device of phthaloyl chloride generally refers to the industrial production device used to synthesize phthaloyl chloride. Phthaloyl chloride is an important organic synthesis intermediate and has a wide range of applications in certain chemical reactions and industrial production.

[0003] A continuous production device of terephthaloyl chloride disclosed in the Chinese utility model patent application disclosure CN205223064U includes a feed tank, a feed tank, a primary reactor, a secondary reactor, a tertiary reactor and a quaternary reactor are connected in sequence, the primary reactor, the first condenser and the first gas-liquid separator are connected in sequence, the first gas-liquid separator is connected to the primary reactor, the secondary reactor, the second condenser and the second gas-liquid separator are connected in sequence, the second gas-liquid separator is connected to the secondary reactor, the tertiary reactor, the third condenser and the third gas-liquid separator are connected in sequence, the third gas-liquid separator is connected to the tertiary reactor, the quaternary reactor, the fourth condenser and the fourth gas-liquid separator are connected in sequence, and the fourth gas-liquid separator is connected to the quaternary reactor. The utility model has the characteristics of simplicity, continuity and high efficiency, greatly shortens the reaction cycle and improves production efficiency.

[0004] However, the device lacks a heating structure. In actual use, it is not easy to heat the phthaloyl chloride and stir the o-xylene and thionyl chloride, which reduces the mixing reaction efficiency. Utility Model Content

[0005] The purpose of the utility model is to provide a high-efficiency synthesis device for terephthaloyl chloride to solve the problems raised in the above-mentioned background technology.

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

[0007] A high-efficiency synthesis device of terephthaloyl chloride comprises a placement block, one side of the placement block is fixedly connected to an o-xylene container tank, the other side of the placement block is fixedly connected to a thionyl chloride container tank, the bottoms of the o-xylene container tank and the thionyl chloride container tank are both through-connected with solenoid valves, the bottoms of the solenoid valves are through-connected with a feeding pipe, one end of the feeding pipe is through-connected with a reaction tank, the surface of the reaction tank is fixedly connected with a heating structure, the heating structure comprises a heating layer, the interior of the heating layer is fixedly connected to the surface of the reaction tank, the top of the reaction tank is fixedly connected with a stirring structure, the stirring structure comprises a motor box, and the bottom of the motor box is fixedly connected to the top of the reaction tank.

[0008] Preferably, one end of the solenoid valve is connected to a controller via a power line, a discharge pipe is through-connected to the bottom of the reaction tank, and one end of the controller is fixedly connected to one side of the placement block.

[0009] Preferably, support columns are fixedly connected to the bottom of the placement block, and the number of the support columns is four groups, and the four groups of support columns are arranged in a rectangular array.

[0010] Preferably, the heating structure further comprises a switch, the top of the switch is connected to one end of the heating layer via a power line, and one side of the switch is connected to a battery via a power line.

[0011] Preferably, the stirring structure further comprises a servo motor, the surface of the servo motor is fixedly connected to the inside of the motor box, and the output end of the servo motor is spline-connected to a transmission rod.

[0012] Preferably, the bottom of the transmission rod is fixedly connected to a stirring rod, and the bottom of the stirring rod is rotatably connected to the inner bottom wall of the reaction tank.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The high-efficiency synthesis device of terephthaloyl chloride is provided with a heating structure, a solenoid valve and a controller. When in use, the staff turns on the controller according to the needs of the use scenario, and the controller controls the solenoid valve to open. The o-xylene in the o-xylene container tank and the thionyl chloride in the thionyl chloride container tank enter the reaction tank through the feeding pipe. The switch is connected to the battery, and the switch is turned on, and the heating layer works to heat the o-xylene and thionyl chloride in the reaction tank, thereby improving the efficiency of the mixed reaction.

[0015] 2. The high-efficiency synthesis device of terephthaloyl chloride has a stirring structure. When o-xylene and thionyl chloride enter the reaction tank, the staff starts the servo motor, the transmission rod starts to work and rotates, the transmission rod rotates and then drives the stirring rod to rotate, and the stirring rod starts to stir the o-xylene and thionyl chloride inside the reaction tank, so that the mixing of o-xylene and thionyl chloride is more efficient and more uniform. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0017] Figure 2 This is a schematic diagram of the solenoid valve, feeding pipeline and controller of the utility model;

[0018] Figure 3 This is a schematic diagram of the stirring structure of the utility model;

[0019] Figure 4 It is a schematic diagram of the heating structure of the utility model.

[0020] In the figure: 1. placement block; 2. o-xylene container tank; 3. thionyl chloride container tank; 4. solenoid valve; 5. feeding pipe; 6. reaction tank; 7. heating structure; 701. heating layer; 702. switch; 703. battery; 8. stirring structure; 801. motor box; 802. servo motor; 803. transmission rod; 804. stirring rod; 9. controller; 10. discharge pipe; 11. support column. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figure 1-Figure 4 As shown, a technical solution provided by the utility model:

[0023] A highly efficient synthesis device of terephthaloyl chloride comprises a placement block 1, wherein an o-xylene container tank 2 is fixedly connected to one side of the placement block 1, and a thionyl chloride container tank 3 is fixedly connected to the other side of the placement block 1, and the bottoms of the o-xylene container tank 2 and the thionyl chloride container tank 3 are both connected through a solenoid valve 4, and the bottom of the solenoid valve 4 is connected through a feeding pipeline 5, and one end of the feeding pipeline 5 is connected through a reaction tank 6, and the surface of the reaction tank 6 is fixedly connected with a heating structure 7, and the heating structure 7 comprises a heating layer 701, and the inside of the heating layer 701 is fixedly connected to the surface of the reaction tank 6, and the top of the reaction tank 6 is fixedly connected with a stirring structure 8, and the stirring structure 8 comprises a motor box 801, and the bottom of the motor box 801 is fixedly connected to the top of the reaction tank 6, and the arrangement of the reaction tank 6 plays a role in placing o-xylene and thionyl chloride together and mixing them;

[0024] In this embodiment, preferably, one end of the solenoid valve 4 is connected to the controller 9 through a power line, the bottom of the reaction tank 6 is connected to a discharge pipe 10, and one end of the controller 9 is fixedly connected to one side of the placement block 1. The setting of the controller 9 facilitates the opening and closing of the solenoid valve 4.

[0025] In this embodiment, preferably, a support column 11 is fixedly connected to the bottom of the placement block 1, and the number of the support columns 11 is four groups, and the four groups of support columns 11 are arranged in a rectangular array. Through the arrangement of the support columns 11, it is convenient to support the o-xylene container tank 2 and the thionyl chloride container tank 3;

[0026] In this embodiment, preferably, the heating structure 7 further includes a switch 702, the top of the switch 702 is connected to one end of the heating layer 701 through a power line, and one side of the switch 702 is connected to a battery 703 through a power line. Through the setting of the heating structure 7, terephthaloyl chloride is heated to improve the efficiency of the mixing reaction;

[0027] In this embodiment, preferably, the stirring structure 8 further includes a servo motor 802, the surface of the servo motor 802 is fixedly connected to the inside of the motor box 801, and the output end of the servo motor 802 is spline-connected with a transmission rod 803, and the setting of the transmission rod 803 plays a role in driving the stirring rod 804 to work;

[0028] In this embodiment, preferably, the bottom of the transmission rod 803 is fixedly connected to a stirring rod 804, and the bottom of the stirring rod 804 is rotatably connected to the inner bottom wall of the reaction tank 6. Through the setting of the stirring rod 804, the o-xylene and thionyl chloride are stirred to make the mixture more uniform.

[0029] When a high-efficiency synthesis device of terephthaloyl chloride of this embodiment is used, through the setting of the heating structure 7, the solenoid valve 4 and the controller 9, when in use, the staff turns on the controller 9 according to the needs of the use scene, and the controller 9 controls the solenoid valve 4 to open, and the o-xylene inside the o-xylene container tank 2 and the thionyl chloride inside the thionyl chloride container tank 3 enter the reaction tank 6 through the feeding pipe 5, the switch 702 is connected to the storage battery 703, the switch 702 is turned on, and the heating layer 701 works to heat the o-xylene and thionyl chloride inside the reaction tank 6. Through the setting of the stirring structure 8, when o-xylene and thionyl chloride enter the reaction tank 6, the staff starts the servo motor 802, the transmission rod 803 starts to work and rotates, the transmission rod 803 rotates and then drives the stirring rod 804 to rotate, and the stirring rod 804 starts to stir the o-xylene and thionyl chloride inside the reaction tank 6.

[0030] 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. An efficient synthesis device for terephthaloyl chloride, comprising a placement block (1), characterized in that: An o-xylene container tank (2) is fixedly connected to one side of the placement block (1), and a thionyl chloride container tank (3) is fixedly connected to the other side of the placement block (1). The bottoms of the o-xylene container tank (2) and the thionyl chloride container tank (3) are both connected through electromagnetic valves (4). The bottom of the electromagnetic valve (4) is connected through a feeding pipe (5). One end of the feeding pipe (5) is connected through a reaction tank (6). The surface of the reaction tank (6) is fixedly connected with a heating structure (7). The heating structure (7) comprises a heating layer (701). The interior of the heating layer (701) is fixedly connected to the surface of the reaction tank (6). The top of the reaction tank (6) is fixedly connected with a stirring structure (8). The stirring structure (8) comprises a motor box (801). The bottom of the motor box (801) is fixedly connected to the top of the reaction tank (6).

2. The efficient synthesis device of terephthaloyl chloride according to claim 1, characterized in that: One end of the solenoid valve (4) is connected to a controller (9) via a power line, a discharge pipe (10) is connected through the bottom of the reaction tank (6), and one end of the controller (9) is fixedly connected to one side of the placement block (1).

3. The efficient synthesis device of terephthaloyl chloride according to claim 1, characterized in that: The bottom of the placement block (1) is fixedly connected with support columns (11), the number of the support columns (11) is four groups, and the four groups of support columns (11) are arranged in a rectangular array.

4. The efficient synthesis device of terephthaloyl chloride according to claim 1, characterized in that: The heating structure (7) further comprises a switch (702), the top of the switch (702) being connected to one end of the heating layer (701) via a power line, and one side of the switch (702) being connected to a storage battery (703) via a power line.

5. The efficient synthesis device of terephthaloyl chloride according to claim 1, characterized in that: The stirring structure (8) further comprises a servo motor (802), the surface of the servo motor (802) being fixedly connected to the inside of the motor box (801), and the output end of the servo motor (802) being spline-connected to a transmission rod (803).

6. The efficient synthesis device of terephthaloyl chloride according to claim 5, characterized in that: The bottom of the transmission rod (803) is fixedly connected to a stirring rod (804), and the bottom of the stirring rod (804) is rotatably connected to the inner bottom wall of the reaction tank (6).

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