Production device for online detection of granularity of ammonium perchlorate

Abstract

The invention discloses a production device for online detection of ammonium perchlorate granularity, the production device comprises a crystallization device, an online detection assembly is installed on the crystallization device, the online detection assembly comprises a first fixing plate, a support block, a second fixing plate and a guide pipe, the first fixing plate is fixedly connected to the second fixing plate through the support block, and the guide pipe is fixedly connected to the second fixing plate through the support block. The first fixing plate is fixedly connected with a motor, the output end of the motor is in transmission connection with a threaded rod, and the top end of the threaded rod is fixedly connected with a first connecting plate; the anti-explosion imaging probe with the adjustable position is used for collecting crystal images, automatic analysis is carried out through the data processing equipment, the size, the shape and the change condition of the crystal granularity can be dynamically detected in real time, the problem of crystal granularity adjustment lag caused by manual sampling analysis is effectively solved, the granularity analysis accuracy is improved, and the crystal granularity analysis efficiency is improved. And the stable control of the crystal granularity is facilitated, the labor intensity of personnel is reduced, and a large amount of labor cost is saved.

Description

Technical Field

[0001] The invention relates to the technical field of chemical industry, and in particular to a production device for online detection of ammonium perchlorate particle size. Background Art

[0002] The crystallization process is a key process in the production of ammonium perchlorate. The crystallization process mainly controls the crystal particle size to maintain the crystal particle size within the process range. Crystallization process control requires intermittent manual sampling and analysis, and the feed flow rate is adjusted according to the analysis results. However, manual sampling and analysis have the following defects: manual sampling and analysis take a long time, resulting in delayed adjustment of crystal particle size, affecting the qualified rate of product output; manual analysis has the problem of insufficient accuracy and large errors, which is not conducive to the stable adjustment of crystal particle size; manual sampling and analysis are inefficient and cannot meet the growing production requirements of ammonium perchlorate; manual sampling requires frequent manual operation, which is labor-intensive and poses a safety hazard. Therefore, a production device for online detection of ammonium perchlorate particle size is proposed. Summary of the invention

[0003] The object of the present invention is to provide a production device for online detection of ammonium perchlorate particle size to solve the problems raised in the above background technology.

[0004] In order to solve the above technical problems, the present invention provides the following technical solutions: a production device for online detection of ammonium perchlorate particle size, comprising a crystallization device, on which an online detection component is installed, the online detection component comprising a first fixed plate, a support block, a second fixed plate and a guide tube, and the first fixed plate is fixedly connected to the second fixed plate through the support block, a motor is fixedly connected to the first fixed plate, the output end of the motor is transmission-connected with a threaded rod, the top end of the threaded rod is fixedly connected with the first connecting plate, the bottom end of the threaded rod is fixedly connected with the second connecting plate, one end of the guide tube passes through the first connecting plate, and the other end passes through the second connecting plate, the second connecting plate is fixedly connected with a connecting frame, the connecting frame is fixedly connected with a protective shell, and an explosion-proof imaging probe is fixedly connected inside the protective shell.

[0005] As a preferred technical solution, the top end of the guide tube is threadedly connected to a quick connector, and the bottom end of the guide tube is threadedly connected to a spray head.

[0006] As a preferred technical solution, the output end of the motor is fixedly connected to a first gear, the first gear is meshed with a second gear, the second gear is fixedly connected to a connecting shaft, the connecting shaft is provided with a threaded hole, and the threaded rod is threadedly connected to the threaded hole.

[0007] As a preferred technical solution, one end of the connecting shaft is rotatably connected to the first fixed plate, and the other end is rotatably connected to the second fixed plate.

[0008] As a preferred technical solution, a transparent window is provided on one side of the explosion-proof imaging probe, and the transparent window is fixedly connected to the protective shell, and the transparent window is provided on one side of the nozzle.

[0009] As a preferred technical solution, the explosion-proof imaging probe is electrically connected to a data processing device, and the data processing device is arranged on one side of the crystallization device.

[0010] The invention provides a production device for online detection of ammonium perchlorate particle size, which has the advantages that: the invention uses a position-adjustable explosion-proof imaging probe to collect crystal images, and automatically analyzes them through a data processing device, so that the size, shape and change of crystal particles can be detected dynamically in real time, and the problem of crystal particle size adjustment lag caused by manual sampling and analysis is effectively solved, the accuracy of particle size analysis is improved, and it is conducive to the stable control of crystal particle size, while also reducing the labor intensity of personnel and saving a lot of labor costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0012] Figure 1 It is a schematic diagram of the overall main structure of the present invention;

[0013] Figure 2 It is a schematic diagram of the three-dimensional structure of the online detection component of the present invention;

[0014] Figure 3 It is a schematic diagram of the three-dimensional cross-section structure of the online detection component of the present invention;

[0015] Figure 4 It is a schematic diagram of the three-dimensional structure of the second gear of the present invention.

[0016] In the figure: 1. Crystallization equipment; 2. Online detection component; 21. First fixed plate; 22. Support block; 23. Second fixed plate; 24. Motor; 25. First gear; 26. Second gear; 27. Connecting shaft; 28. Threaded hole; 29. ​​Threaded rod; 210. First connecting plate; 211. Second connecting plate; 212. Guide tube; 213. Quick connector; 214. Nozzle; 215. Connecting frame; 216. Protective shell; 217. Explosion-proof imaging probe; 218. Transparent window; 3. Data processing equipment. DETAILED DESCRIPTION

[0017] In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the technical solution in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0018] Please see attached Figure 1 To Attachment Figure 4 The present invention provides a production device for online detection of ammonium perchlorate particle size, comprising a crystallization device 1, an online detection component 2 is installed on the crystallization device 1, the online detection component 2 comprises a first fixed plate 21, a support block 22, a second fixed plate 23 and a guide tube 212, and the first fixed plate 21 is fixedly connected to the second fixed plate 23 through the support block 22, a motor 24 is fixedly connected to the first fixed plate 21, the output end of the motor 24 is transmission-connected with a threaded rod 29, the top of the threaded rod 29 is fixedly connected to the first connecting plate 210, the bottom of the threaded rod 29 is fixedly connected to the second connecting plate 211, and one end of the guide tube 212 passes through the first connecting plate 210, and the other end passes through the second connecting plate 211, a connecting frame 215 is fixedly connected to the second connecting plate 211, a protective shell 216 is fixedly connected to the connecting frame 215, and an explosion-proof imaging probe 217 is fixedly connected inside the protective shell 216, the crystallization device 1 is used to provide a crystallization place, and the online detection component 2 uses the explosion-proof imaging probe 217 to collect crystal particle size images.

[0019] The first fixed plate 21, the support block 22 and the second fixed plate 23 constitute the main support structure of the online detection component 2. The motor 24 is used to drive the threaded rod 29 to rise and fall through the transmission mechanism, so as to adjust the position of the explosion-proof imaging probe 217. The guide tube 212 is used for guiding and also for conveying compressed air. The protective shell 216 is used to protect the explosion-proof imaging probe 217. The top end of the guide tube 212 is threadedly connected with a quick connector 213, and the bottom end of the guide tube 212 is threadedly connected with a nozzle 214. The quick connector 213 is used to connect to the air pipe, and the nozzle 214 is used to output high-pressure airflow. The output end of the motor 24 is fixedly connected with a first gear 25, and the first gear 25 is meshedly connected with a second gear 26, and the second gear 26 is fixedly connected with a connecting shaft 2 7. A threaded hole 28 is provided on the connecting shaft 27, and the threaded rod 29 is threadedly connected in the threaded hole 28. The motor 24 drives the second gear 26 to rotate through the first gear 25, and the second gear 26 drives the connecting shaft 27 to rotate. The connecting shaft 27 drives the threaded rod 29 to rise and fall through the threaded hole 28, so as to realize the transmission between the output end of the motor 24 and the threaded rod 29; one end of the connecting shaft 27 is rotatably connected to the first fixed plate 21, and the other end is rotatably connected to the second fixed plate 23; a transparent window 218 is provided on one side of the explosion-proof imaging probe 217, and the transparent window 218 is fixedly connected to the protective shell 216, and the transparent window 218 is provided on one side of the nozzle 214, and the transparent window 218 is used to protect the lens of the explosion-proof imaging probe 217.

[0020] The explosion-proof imaging probe 217 is electrically connected to the data processing device 3, and the data processing device 3 is arranged on one side of the crystallization device 1, and the data processing device 3 is used to analyze and process images.

[0021] Working principle: When using the present invention, first adjust the explosion-proof imaging probe 217 to the required position, that is, start the motor 24, the motor 24 drives the second gear 26 to rotate through the first gear 25, the second gear 26 drives the connecting shaft 27 to rotate, the connecting shaft 27 drives the threaded rod 29 to rise and fall through the threaded hole 28, the first connecting plate 210 and the second connecting plate 211 on the threaded rod 29 rise and fall accordingly, the second connecting plate 211 drives the protective shell 216 to rise and fall through the connecting frame 215, and the explosion-proof imaging probe 217 in the protective shell 216 rises and falls accordingly. After the position adjustment of the explosion-proof imaging probe 217 is completed, the explosion-proof imaging probe 217 is used to collect crystal particle photos in the crystallization device 1 , and transmit it to the data processing device 3, the data processing device 3 segments the photo to separate the crystal particles from the background, and intelligently identifies and automatically removes the bubbles in the photo. Through image analysis, the area of ​​the crystal particles in the photo is counted through pixel points, converted into particle size and mesh number, and corrected according to the established model to obtain the particle size distribution result in the crystallization equipment 1. In this process, the external air pipe introduces compressed air into the guide tube 212 through the quick connector 213, and the compressed air is sprayed from the nozzle 214 to purge the transparent window 218. The first fixed plate 21, the support block 22 and the second fixed plate 23 constitute the main support structure of the online detection component 2.

[0022] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] The device embodiments described above are merely illustrative, wherein the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the scheme of this embodiment. Ordinary technicians in this field can understand and implement it without paying creative labor.

[0024] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A production device for online detection of ammonium perchlorate particle size, comprising a crystallization device (1), characterized in that: The crystallization device (1) is provided with an online detection assembly (2), the online detection assembly (2) comprising a first fixed plate (21), a support block (22), a second fixed plate (23) and a guide tube (212), wherein the first fixed plate (21) is fixedly connected to the second fixed plate (23) via the support block (22), a motor (24) is fixedly connected to the first fixed plate (21), an output end of the motor (24) is transmission-connected to a threaded rod (29), and a top end of the threaded rod (29) is connected to the second fixed plate (23). A first connecting plate (210) is fixedly connected, the bottom end of the threaded rod (29) is fixedly connected to a second connecting plate (211), one end of the guide tube (212) passes through the first connecting plate (210), and the other end passes through the second connecting plate (211), a connecting frame (215) is fixedly connected to the second connecting plate (211), a protective shell (216) is fixedly connected to the connecting frame (215), and an explosion-proof imaging probe (217) is fixedly connected inside the protective shell (216).

2. A production device for online detection of ammonium perchlorate particle size according to claim 1, characterized in that: The top end of the guide tube (212) is threadedly connected to a quick connector (213), and the bottom end of the guide tube (212) is threadedly connected to a spray head (214).

3. A production device for online detection of ammonium perchlorate particle size according to claim 1, characterized in that: The output end of the motor (24) is fixedly connected with a first gear (25), the first gear (25) is meshed with a second gear (26), the second gear (26) is fixedly connected with a connecting shaft (27), the connecting shaft (27) is provided with a threaded hole (28), and a threaded rod (29) is threadedly connected in the threaded hole (28).

4. A production device for online detection of ammonium perchlorate particle size according to claim 3, characterized in that: One end of the connecting shaft (27) is rotatably connected to the first fixing plate (21), and the other end is rotatably connected to the second fixing plate (23).

5. A production device for online detection of ammonium perchlorate particle size according to claim 1, characterized in that: A transparent window (218) is provided on one side of the explosion-proof imaging probe (217), and the transparent window (218) is fixedly connected to the protective shell (216). The transparent window (218) is provided on one side of the nozzle (214).

6. A production device for online detection of ammonium perchlorate particle size according to claim 5, characterized in that: The explosion-proof imaging probe (217) is electrically connected to a data processing device (3), and the data processing device (3) is arranged on one side of the crystallization device (1).

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