CN115127327A - A kind of triazole sodium salt drying device and operation technique thereof - Google Patents

Abstract

The invention discloses a triazole sodium salt drying device which comprises a drying device body, a sieve plate, an upper partition plate, a lower partition plate, a hot air control valve, a hot air blower, a spiral feeding machine, a cold air blower, a bag-type dust remover, a temperature sensor, a humidity sensor, a steam heat exchanger and a controller. The operation process of the triazole sodium salt drying device is as follows: in the first and second stages of drying, the rotating speeds of the motor of the hot air blower and the motor of the spiral feeder are 1200 and 1400 revolutions per minute and 1000 and 1150 revolutions respectively, in the third stage, the rotating speed of the motor of the hot air blower is 800 and 950 revolutions per minute and the motor of the spiral feeder does not work; the temperatures of the primary, the middle and the final heating chambers are respectively controlled at 60 +/-5 ℃, 100 +/-5 ℃ and 140 +/-5 ℃; the hot air control valves of the heating chambers control the respective temperatures, the cold air blower works intermittently to supply fresh air to the heating chambers, and the temperature and the humidity are adjusted. The invention has the advantages of simple structure and improved thermal efficiency.

Description

A kind of triazole sodium salt drying device and operation technique thereof

technical field

The invention relates to a chemical production equipment and an operation process thereof, in particular to a triazole sodium salt drying device and an operation process thereof.

Background technique

Triazole sodium salt is an important chemical raw material, but drying with the current drying equipment and process in production results in slow drying speed, uneven heating of materials, high energy consumption, and low thermal efficiency, which can no longer meet the needs of practical needs. Production requirements directly affect the quality and market competitiveness of enterprise products.

SUMMARY OF THE INVENTION

In order to overcome the deficiencies of the prior art, the present invention provides a triazole sodium salt drying device with a simple structure and high production efficiency and an operation process thereof.

The present invention adopts the following technical solutions.

A drying device for triazole sodium salt, which has a drying device body, a sieve plate is arranged in the drying device body, and two upper partitions are respectively connected on the sieve plate, and the drying device is divided into an initial heating chamber and an intermediate heating chamber. Two lower partitions are connected under the sieve plate respectively, and the drying device is divided into three hot air chambers, each hot air chamber is connected with the hot air main pipe through the hot air branch pipe and the hot air control valve, and the hot air main pipe exchanges heat with the steam The steam heat exchanger is connected to the hot air blower through a pipeline. The motor of the hot air blower is a frequency conversion motor, the steam inlet of the steam heat exchanger is connected to the steam control valve, and the primary heating chamber is connected to the screw feeder. The motor of the screw feeder is Frequency conversion motor, the initial heating chamber is connected with the cold air blower through pipes, the initial heating chamber is provided with a feeding cleaning port, the feeding cleaning port is provided with a flapper valve, the final heating chamber is provided with a discharging port, and the discharging port is provided with a flapper valve. The upper parts of the heating chamber, the intermediate heating chamber and the final heating chamber are provided with a bag filter. The drying device body above the bag filter has an air outlet and a compressed air inlet. The drying devices of the initial heating chamber, the intermediate heating chamber and the final heating chamber The main body is equipped with sight glass, temperature sensor and humidity sensor, the motor of the cold air blower, the motor of the hot air blower, the motor of the screw feeder, the steam control valve, all the hot air control valves and all the temperature sensors and humidity sensors are electrically connected to the controller .

A kind of operation technique of triazole sodium salt drying device is as follows:

(1) Each drying cycle of triazole sodium salt is divided into the first stage, the second stage and the third stage. The duration of the first stage is one half of the drying cycle, and the duration of the second stage is one quarter of the drying cycle. Dry cycle, the third stage is a quarter of the drying cycle. In the first stage, the motor of the hot air blower and the motor of the screw feeder rotate at 1200-1400 rpm. In the second stage, the motor of the hot air blower And the speed of the motor of the screw feeder is 1000-1150 revolutions per minute, in the third stage, the speed of the motor of the hot air blower is 800-950 revolutions per minute, and the motor of the screw feeder does not work;

(2) The moisture content of triazole sodium salt feed is 45%-50%, the temperature of the initial heating chamber is controlled at 60±5℃, the humidity is 20%-30%, and the moisture content of triazole sodium salt is 15%-20% , the temperature of the intermediate heating chamber is controlled at 100±5℃, the humidity is 5%-10%, the moisture content of triazole sodium salt is 5%-8%, the temperature of the final heating chamber is controlled at 140±5℃, and the humidity is not more than 2%. The water content of triazole sodium salt in the discharge material is less than or equal to 0.1%;

(3) The hot air control valves of the initial heating chamber, the intermediate heating chamber and the final heating chamber control their respective temperatures, and the cold air blower works intermittently to send fresh air to each heating chamber to adjust the temperature and humidity.

Compared with the prior art, the present invention has the advantages of simple structure, high reliability, uniform heating of materials, full utilization of the energy of hot air, and improved thermal efficiency.

Description of drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention.

Detailed ways

The present invention will be described in further detail below with reference to the accompanying drawings and embodiments.

As shown in Figure 1, a kind of triazole sodium salt drying device, it has a drying device body 31, a sieve plate 6 is arranged in the drying device body 31, and two upper partitions 3 are connected on the sieve plate 6 respectively, and the The drying device is divided into an initial heating chamber 23, an intermediate heating chamber 4 and a final heating chamber 5, and two lower partitions 21 are respectively connected below the sieve plate 6, and the drying device is correspondingly divided into a hot air chamber A22, a hot air chamber B20, and a hot air chamber C9 , the hot air chamber A22 is connected with the hot air main pipe 15 through the hot air branch pipe 18 and the hot air control valve D19, the hot air chamber B20 is connected with the hot air main pipe 15 through the hot air branch pipe 18 and the hot air control valve E17, and the hot air chamber C9 is connected with the hot air branch pipe 18 and the hot air control valve F16. The hot air main pipe 15 is connected, the hot air main pipe 15 is connected with the steam heat exchanger 14, the steam heat exchanger 14 is connected with the hot air blower 13 through a pipeline, the motor 12 of the hot air blower 13 is a frequency conversion motor, and the steam inlet 11 of the steam heat exchanger 14 is connected with the steam The control valve 10 is connected, the initial heating chamber 23 is connected with the screw feeder 29, the motor 30 of the screw feeder 29 is a variable frequency motor, the initial heating chamber 23 is connected with the cold air blower 24 through a pipeline, and the initial heating chamber 23 has a feeding cleaning port 26, The feeding cleaning port 26 is provided with a right flap valve 27, the final heating chamber 5 has a discharging port 8, and the discharging port 8 is provided with a left flap valve 7, the upper part of the initial heating chamber 23, the intermediate heating chamber 4 and the final heating chamber 5 There is a bag filter 2, the drying device body 31 above the bag filter 2 has an air outlet 1 and a compressed air inlet 32, and the drying device body 31 of the initial heating chamber 23, the intermediate heating chamber 4 and the final heating chamber 5 are equipped with There are sight glass 28, temperature sensor and humidity sensor (not shown in the figure), motor 25 of cold air blower 24, motor 12 of hot air blower 13, motor 30 of screw feeder 29, hot air control valve D19, hot air control valve E17, The hot air control valve F16, the steam control valve 10 and all temperature and humidity sensors are electrically connected to the controller (not shown).

A kind of operation technique of triazole sodium salt drying device is as follows:

(1) Each drying cycle of triazole sodium salt is divided into the first stage, the second stage and the third stage, the duration of the first stage is one-half drying cycle, and the duration of the second stage is one-quarter drying In the drying cycle, the duration of the third stage is a quarter of the drying cycle. In the first stage, the rotational speed of the motor 12 of the hot air blower 13 and the motor 30 of the screw feeder 29 is 1200-1400 rpm. In the second stage, The rotational speed of the motor 12 of the hot air blower 13 and the motor 30 of the screw feeder 29 is 1000-1150 revolutions per minute. In the third stage, the rotational speed of the motor 12 of the hot air blower 13 is 800-950 revolutions per minute. Motor 30 does not work;

(2) The water content of triazole sodium salt feed is 45%-50%, the temperature of the initial heating chamber 23 is controlled at 60±5°C, the humidity is 20%-30%, and the water content of triazole sodium salt is 15%-20 %, the temperature of the intermediate heating chamber 4 is controlled at 100±5℃, the humidity is 5%-10%, the moisture content of triazole sodium salt is 5%-8%, the temperature of the final heating chamber 5 is controlled at 140±5℃, and the humidity is not greater than 2%, the water content of triazole sodium salt in the discharge material is less than or equal to 0.1%;

(3) The hot air control valve D19, hot air control valve E17 and hot air control valve F16 of the initial heating chamber 23, the intermediate heating chamber 4 and the final heating chamber 5 control their respective temperatures, and the cold air blower 24 works intermittently to send fresh air to each heating chamber , adjust the temperature and humidity.

Claims (2)

1. a triazole sodium salt drying device is characterized in that it has a drying device body, a sieve plate is arranged in the drying device body, and two upper partitions are connected respectively above the sieve plate, and the drying device is divided into initial The heating chamber, the intermediate heating chamber and the final heating chamber are respectively connected with two lower partitions under the sieve plate, and the drying device is divided into three hot air chambers, each hot air chamber is connected with the hot air main pipe through the hot air branch pipe and the hot air control valve, and the hot air The main pipe is connected with the steam heat exchanger, the steam heat exchanger is connected with the hot air blower through the pipeline, the motor of the hot air blower is a variable frequency motor, the steam inlet of the steam heat exchanger is connected with the steam control valve, the primary heating chamber is connected with the screw feeder, the screw The motor of the feeder is a frequency conversion motor, the initial heating chamber is connected with the cold air blower through a pipeline, the initial heating chamber has a feeding cleaning port, the feeding cleaning port is provided with a flapper valve, the final heating chamber has a discharging port, and the discharging port is provided with a The flap valve, the upper part of the initial heating chamber, the intermediate heating chamber and the final heating chamber are equipped with a bag filter. The drying device body above the bag filter has an air outlet and a compressed air inlet. The initial heating chamber, the intermediate heating chamber and the final heating chamber The drying device body of the chamber is equipped with sight glass, temperature sensor and humidity sensor, the motor of the cold air blower, the motor of the hot air blower, the motor of the screw feeder, the steam control valve, all the hot air control valves and all the temperature sensors and humidity sensors. Electrically connected to the controller. 2. an operation technique of a triazole sodium salt drying device, is characterized as follows: (1) each drying cycle of triazole sodium salt is divided into the first stage, the second stage and the third stage, the first stage duration is a half drying cycle, and the second stage duration is a quarter drying Dry cycle, the third stage is a quarter of the drying cycle. In the first stage, the motor of the hot air blower and the motor of the screw feeder rotate at 1200-1400 rpm. In the second stage, the motor of the hot air blower And the speed of the motor of the screw feeder is 1000-1150 revolutions per minute, in the third stage, the speed of the motor of the hot air blower is 800-950 revolutions per minute, and the motor of the screw feeder does not work; (2) The moisture content of triazole sodium salt feed is 45%-50%, the temperature of the initial heating chamber is controlled at 60±5°C, the humidity is 20%-30%, and the moisture content of triazole sodium salt is 15%-20% , the temperature of the intermediate heating chamber is controlled at 100±5℃, the humidity is 5%-10%, the moisture content of triazole sodium salt is 5%-8%, the temperature of the final heating chamber is controlled at 140±5℃, and the humidity is not more than 2%. The water content of triazole sodium salt in the discharge material is less than or equal to 0.1%; (3) The hot air control valves of the initial heating chamber, the intermediate heating chamber and the final heating chamber control their respective temperatures, and the cold air blower works intermittently to send fresh air to each heating chamber to adjust the temperature and humidity.

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