Chlorinated paraffin standard substance reaction tower

Abstract

The utility model relates to the technical field of chlorinated paraffin processing, in particular to a chlorinated paraffin standard substance reaction tower which is characterized in that the height of the bottom of a feeding device in a heating kettle is adjusted through a lifting device according to the height of the liquid level in the heating kettle so as to adapt to the condition that the liquid level drops due to evaporation of liquid in the heating kettle in the continuous reaction process. Liquid materials are automatically added into the reaction container through control equipment of the feeding device, the labor intensity of operators is reduced, the liquid level and the liquid temperature in the heating kettle are monitored through the monitoring device, the operators can control the reaction process conveniently, the internal air pressure of the feeding device is adjusted through the filtering device, and the reaction efficiency is improved. The material can stably flow out in the process of discharging the liquid material into the reaction container by the feeding device, and pollutants in external environment air are prevented from entering the feeding device, so that the practicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of chlorinated paraffin processing, in particular to a chlorinated paraffin standard substance reaction tower. Background Art

[0002] Chlorinated paraffin is an organic substance, a chlorinated derivative of paraffin hydrocarbons, with the advantages of low volatility, flame retardancy, good electrical insulation, and low price. It can be used as a flame retardant and auxiliary plasticizer for polyvinyl chloride; it is widely used in the production of cable materials, floor materials, hoses, artificial leather, rubber and other products; and it is used as an additive in polyurethane waterproof coatings, polyurethane plastic tracks, lubricating oils, etc.

[0003] The Chinese utility model patent with application number CN202021890267.X in the prior art relates to a reaction device for preparing a chlorinated paraffin standard substance, including an intelligent magnetic stirrer, a lamp post, a two-mouth reaction bottle, a spherical condenser, a drying device, a vacuum pump and an argon gas tube, etc., which can obtain chlorinated paraffin with different degrees of chlorination by controlling the reflux reaction time.

[0004] However, in actual use, when the above device is continuously used for reaction, the operator needs to continuously add liquid materials into the reaction bottle, which increases the labor intensity of the operator. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a chlorinated paraffin standard substance reaction tower which can adjust the height of the bottom of a feeding device in a heating pot according to the height of the liquid level in the heating pot through a lifting device to adapt to the situation that the liquid in the heating pot evaporates and causes the liquid level to drop during the continuous reaction process. The feeding device control equipment automatically adds liquid materials into the reaction container, which reduces the labor intensity of operators. The liquid level and liquid temperature in the heating pot are monitored by a monitoring device, which is convenient for operators to control the reaction process. The internal air pressure of the feeding device is adjusted by a filtering device, so that the material can flow out stably during the process of the feeding device discharging the liquid material into the reaction container, and the pollutants in the external ambient air are reduced from entering the feeding device, thereby improving the practicality of the device.

[0006] The utility model discloses a chlorinated paraffin standard substance reaction tower, comprising a bearing platform, a heating plate and a heating pot, wherein the upper end surface of the bearing platform is provided with a heating plate, the upper end surface of the heating plate is provided with a heating pot, and a proper amount of heat-conducting liquid is added into the heating pot; the utility model comprises a lifting device, a feeding device, a monitoring device and a filtering device, wherein the lifting device is installed on the bearing platform, the feeding device is installed on the lifting device, the monitoring device is installed on the heating pot, and the filtering device is installed on the feeding device; the height of the bottom of the feeding device in the heating pot is adjusted by the lifting device according to the height of the liquid level in the heating pot, so as to adapt to the situation that the liquid level in the heating pot is lowered due to the evaporation of the liquid in the heating pot in the continuous reaction process; the feeding device control device automatically adds the liquid material into the reaction container, so as to reduce the labor intensity of the operator; the monitoring device monitors the liquid level and the liquid temperature in the heating pot, so as to facilitate the operator to control the reaction process; the filtering device adjusts the internal air pressure of the feeding device, so that the material can stably flow out in the process that the feeding device discharges the liquid material into the reaction container, and reduces the pollutants in the external environment air from entering the inside of the feeding device, so as to improve the practicability of the device.

[0007] Preferably, the lifting device includes a support frame, a drive motor, a screw, a lifting frame and a nut. The support frame is installed on the left part of the upper end surface of the bearing platform, and the drive motor is installed on the upper end surface of the support frame. The output end of the drive motor is connected with a screw. The lower part of the screw extends to the upper end surface of the bearing platform and is connected to the upper end surface of the bearing platform through a bearing. The lifting frame is connected to the screw through a nut. Turning on the drive motor transmits power to the screw to drive the screw to rotate. The rotating screw cooperates with the nut to drive the lifting frame to move up and down, thereby changing the height of the feeding device and improving the practicability of the device.

[0008] Preferably, it also includes a limiting light rod, a group of limiting light rods are respectively vertically installed between the top end surface of the support frame and the upper end surface of the bearing platform, and a group of brackets are respectively arranged on the front and rear side surfaces of the lifting frame, and the two groups of limiting light rods are respectively connected to the lifting frame through the brackets on the lifting frames on their respective sides; the lifting process of the lifting frame is limited by the limiting light rods, thereby reducing the vibration amplitude of the lifting frame itself during the lifting process, thereby improving the practicability of the device.

[0009] Preferably, the feeding device includes a reaction vessel, a condenser, a first solenoid valve, a storage bin and a sealing cover, the storage bin is installed on the side of the lifting frame, a feeding port is provided on the upper end surface of the storage bin, a sealing cover is installed on the feeding port, a discharge port is provided on the lower end surface of the storage bin, a first solenoid valve is installed on the discharge port, the output end of the first solenoid valve is connected to the interior of the reaction vessel, a condenser is connected to the upper end surface of the reaction vessel, and the condenser is hung on the side of the storage bin; liquid materials are stored in the storage bin, and at the same time, the sealing cover is used to reduce the contamination of pollutants in the external environment to the liquid materials in the storage bin, and the first solenoid valve is opened to release a certain amount of material into the reaction vessel, thereby reducing the labor intensity of the operator's continuous feeding during the continuous reaction process, and the evaporated liquid is condensed through the condenser and connected to the subsequent equipment pipeline, thereby improving the practicability of the device.

[0010] Preferably, the monitoring device includes a liquid level sensor, a temperature sensor and a PLC controller. The liquid level sensor and the temperature sensor are installed on the inner side of the heating pot, and the PLC controller is installed on the front face of the upper end of the support platform. The temperature of the liquid in the heating pot is monitored by the temperature sensor, and the liquid level height of the liquid in the heating pot is monitored by the PLC controller. The PLC controller makes it easy for the operator to control the opening and closing of the equipment and display the temperature and liquid level height data, thereby improving the practicability of the device.

[0011] Preferably, the filtering device includes a filter bin, a filter screen, a second solenoid valve and a U-shaped tube, a ventilation hole is provided on the upper end surface of the storage bin, a filter bin is installed on the ventilation hole, a plurality of groups of filter screens are installed in the filter bin, a U-shaped tube is installed on the upper end surface of the filter bin, and a second solenoid valve is installed on the U-shaped tube; the opening and closing of the ventilation hole on the storage bin is controlled by the second solenoid valve, and when the first solenoid valve is opened, the second solenoid valve is opened at the same time to let outside air into the storage bin to ensure the normal discharge of liquid material, and the input end of the U-shaped tube is downward to reduce the dust naturally falling from the external environment from entering the U-shaped tube, and the impurities in the air are screened out by the filter screen to reduce the pollutants in the external environment from entering the storage bin to pollute the liquid material, thereby improving the practicability of the device.

[0012] Compared with the prior art, the utility model has the following beneficial effects: the height of the bottom of the feeding device in the heating pot is adjusted according to the height of the liquid level in the heating pot by the lifting device, so as to adapt to the situation that the liquid level in the heating pot drops due to evaporation of the liquid in the heating pot during the continuous reaction; the feeding device control equipment automatically adds liquid materials into the reaction container, thereby reducing the labor intensity of the operators; the monitoring device monitors the liquid level and liquid temperature in the heating pot, thereby facilitating the operators to control the reaction process; the filtering device adjusts the internal air pressure of the feeding device, thereby enabling the feeding device to discharge the liquid materials into the reaction container in a stable manner, and reducing the pollutants in the external ambient air from entering the feeding device, thereby improving the practicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a first axonometric structural schematic diagram of the utility model;

[0014] Figure 2 It is a second axonometric structural schematic diagram of the utility model;

[0015] Figure 3 It is a schematic diagram of the cross-sectional structure of the utility model;

[0016] Figure 4 It is a third axonometric structural schematic diagram of the utility model;

[0017] Figure 5 It is a partial enlarged structural schematic diagram of the utility model;

[0018] Markings in the attached drawings: 1. supporting platform; 2. heating plate; 3. heating pot; 4. supporting frame; 5. driving motor; 6. lead screw; 7. lifting frame; 8. nut; 9. limiting light rod; 10. reaction container; 11. condenser; 12. first solenoid valve; 13. storage bin; 14. sealing cover; 15. liquid level sensor; 16. temperature sensor; 17. PLC controller; 18. filter bin; 19. filter screen; 20. second solenoid valve; 21. U-shaped tube. DETAILED DESCRIPTION

[0019] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive. Example

[0020] like Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5The feeding device is installed on the lifting device, the monitoring device is installed on the heating pot 3, and the filtering device is installed on the feeding device;

[0021] First, add heat exchange liquid into the heating pot 3, then turn on the heating plate 2 to heat the liquid in the heating pot 3, then turn on the first solenoid valve 12 and the second solenoid valve 20 to release the liquid material in the storage bin 13 into the reaction container 10, then turn on the drive motor 5 to transmit power to the lead screw 6 to drive the lead screw 6 to rotate, and the rotating lead screw 6 cooperates with the nut 8 to drive the lifting frame 7 to move downward, so that the reaction container 10 is immersed in the liquid in the heating pot 3;

[0022] The lifting device includes a support frame 4, a drive motor 5, a lead screw 6, a lifting frame 7 and a nut 8. The support frame 4 is installed on the left part of the upper end surface of the bearing platform 1, and the drive motor 5 is installed on the upper end surface of the support frame 4. The output end of the drive motor 5 is connected to the lead screw 6. The lower part of the lead screw 6 extends to the upper end surface of the bearing platform 1 and is connected to the upper end surface of the bearing platform 1 through a bearing. The lifting frame 7 is connected to the lead screw 6 through a nut 8;

[0023] It also includes a limit light rod 9, a group of limit light rods 9 are vertically installed between the top surface of the support frame 4 and the upper end surface of the bearing platform 1, and a group of brackets are respectively arranged on the upper and lower sides of the front and rear sides of the lifting frame 7. The two groups of limit light rods 9 are respectively connected to the lifting frame 7 through the brackets on the lifting frame 7 on each side;

[0024] The feeding device includes a reaction container 10, a condenser 11, a first solenoid valve 12, a storage bin 13 and a sealing cover 14. The storage bin 13 is installed on the side of the lifting frame 7. A feeding port is provided on the upper end surface of the storage bin 13. The sealing cover 14 is installed on the feeding port. A discharge port is provided on the lower end surface of the storage bin 13. The first solenoid valve 12 is installed on the discharge port. The output end of the first solenoid valve 12 is connected to the inside of the reaction container 10. The condenser 11 is connected to the upper end surface of the reaction container 10. The condenser 11 is hung on the side of the storage bin 13.

[0025] The monitoring device includes a liquid level sensor 15, a temperature sensor 16 and a PLC controller 17. The liquid level sensor 15 and the temperature sensor 16 are installed on the inner side of the heating pot 3, and the PLC controller 17 is installed on the front of the upper end of the carrier 1;

[0026] The filtering device includes a filtering bin 18, a filtering screen 19, a second electromagnetic valve 20 and a U-shaped tube 21. A ventilation hole is provided on the upper end surface of the storage bin 13, and the filtering bin 18 is installed on the ventilation hole. Multiple groups of filtering screens 19 are installed in the filtering bin 18. A U-shaped tube 21 is installed on the upper end surface of the filtering bin 18, and the second electromagnetic valve 20 is installed on the U-shaped tube 21.

[0027] The height of the bottom of the feeding device in the heating pot 3 is adjusted by the lifting device according to the height of the liquid level in the heating pot 3, so as to adapt to the situation that the liquid level in the heating pot 3 drops due to evaporation of the liquid in the heating pot 3 during the continuous reaction process. The feeding device controls the equipment to automatically add liquid materials into the reaction container, thereby reducing the labor intensity of the operators. The liquid level and liquid temperature in the heating pot 3 are monitored by the monitoring device, which is convenient for the operators to control the reaction process. The internal air pressure of the feeding device is adjusted by the filtering device, so that the material can flow out stably during the process of the feeding device discharging the liquid material into the reaction container, and the pollutants in the external environment air are reduced from entering the feeding device, thereby improving the practicality of the device.

[0028] The driving motor 5, PLC controller 17, liquid level sensor 15, temperature sensor 16 and second solenoid valve 20 of a chlorinated paraffin standard substance reaction tower of the utility model are purchased on the market, and technicians in the industry only need to install and operate them according to the accompanying instruction manual, without the need for creative labor by technicians in the field.

[0029] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A chlorinated paraffin standard substance reaction tower, comprising a carrier platform (1), a heating plate (2) and a heating pot (3), wherein the upper end surface of the carrier platform (1) is provided with a heating plate (2), the upper end surface of the heating plate (2) is provided with a heating pot (3), and an appropriate amount of heat-conducting liquid is added to the heating pot (3); characterized in that: It comprises a lifting device, a feeding device, a monitoring device and a filtering device, wherein the lifting device is mounted on a bearing platform (1), the feeding device is mounted on the lifting device, the monitoring device is mounted on a heating pot (3), and the filtering device is mounted on the feeding device.

2. A chlorinated paraffin standard substance reaction tower as claimed in claim 1, characterized in that: The lifting device comprises a support frame (4), a drive motor (5), a lead screw (6), a lifting frame (7) and a nut (8); the support frame (4) is installed on the left part of the upper end surface of the bearing platform (1); the drive motor (5) is installed on the upper end surface of the support frame (4); the lead screw (6) is connected to the output end of the drive motor (5); the lower part of the lead screw (6) extends to the upper end surface of the bearing platform (1) and is connected to the upper end surface of the bearing platform (1) through a bearing; the lifting frame (7) is connected to the lead screw (6) through a nut (8).

3. A chlorinated paraffin standard substance reaction tower as claimed in claim 2, characterized in that: It also includes a limiting light rod (9), a group of limiting light rods (9) are respectively vertically installed between the top end surface of the support frame (4) and the upper end surface of the bearing platform (1), and a group of brackets are respectively arranged on the upper and lower sides of the front and rear sides of the lifting frame (7), and the two groups of limiting light rods (9) pass through the brackets on the lifting frames (7) on their respective sides and are connected to the lifting frames (7).

4. A chlorinated paraffin standard substance reaction tower as claimed in claim 2, characterized in that: The feeding device comprises a reaction container (10), a condenser (11), a first solenoid valve (12), a storage bin (13) and a sealing cover (14); the storage bin (13) is installed on the side of the lifting frame (7); a feeding port is provided on the upper end surface of the storage bin (13); a sealing cover (14) is installed on the feeding port; a discharge port is provided on the lower end surface of the storage bin (13); a first solenoid valve (12) is installed on the discharge port; an output end of the first solenoid valve (12) is connected to the inside of the reaction container (10); a condenser (11) is connected to the upper end surface of the reaction container (10); and the condenser (11) is hung on the side of the storage bin (13).

5. A chlorinated paraffin standard substance reaction tower as claimed in claim 1, characterized in that: The monitoring device comprises a liquid level sensor (15), a temperature sensor (16) and a PLC controller (17); the liquid level sensor (15) and the temperature sensor (16) are mounted on the inner side of the heating pot (3); and the PLC controller (17) is mounted on the front face of the upper end of the support platform (1).

6. A chlorinated paraffin standard substance reaction tower as claimed in claim 4, characterized in that: The filtering device comprises a filtering bin (18), a filtering screen (19), a second electromagnetic valve (20) and a U-shaped tube (21); a ventilation hole is provided on the upper end surface of the storage bin (13); the filtering bin (18) is mounted on the ventilation hole; a plurality of groups of filtering screens (19) are mounted in the filtering bin (18); a U-shaped tube (21) is mounted on the upper end surface of the filtering bin (18); and the second electromagnetic valve (20) is mounted on the U-shaped tube (21).

Images