CN210954745U

CN210954745U - Optical fiber silicon tetrachloride product production control device

Info

Publication number: CN210954745U
Application number: CN201922482877.XU
Authority: CN
Inventors: 余晖; 郑云峰; 李开海; 方刚; 张官芳
Original assignee: ZHEJIANG KAIHUA SYNTHETIC MATERIAL CO Ltd
Current assignee: ZHEJIANG KAIHUA SYNTHETIC MATERIAL CO Ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-07-07
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses an optic fibre silicon tetrachloride product production controlling means, including compounding case, reacting furnace, separator box and lightness-removing tower, the output port of compounding bottom of the case portion is connected with first connecting pipe, the other end of first connecting pipe is connected with the inlet port of reacting furnace, the mode that the opposite side of reacting furnace passes through the second connecting pipe is connected with the separator box, install finished product pipeline and substandard product pipeline on the outer wall that reacting furnace one end was kept away from to the separator box, the end and the lightness-removing tower of finished product pipeline are connected, it is fixed with first inlet pipe and second inlet pipe to correspond about the upper end of compounding case. The utility model discloses a set up a series of structures, make the feeding proportioning system reasonable in design of this device, can accomplish the accurate ratio of raw materials chlorobenzene and trichlorosilane, and then guarantee the production quality of product, the inner structure reasonable in design of synthetic furnace reduces thermal outer the scattering, and then reduces the waste of the energy.

Description

Optical fiber silicon tetrachloride product production control device

Technical Field

The utility model relates to a chemical production technical field specifically is an optic fibre silicon tetrachloride product production controlling means.

Background

In the production link of the optical fiber silicon tetrachloride product, raw materials such as chlorobenzene, trichlorosilane and the like need to be processed to produce corresponding reactants, the raw materials need to be proportioned in the process, the proportioned raw materials are subjected to thermal processing, high-temperature operation is carried out in a synthetic reaction furnace mode, products are separated layer by layer to produce the required products, at present, the existing equipment has the problem of insufficient proportioning precision in use, the proportioning of the raw materials such as chlorobenzene, trichlorosilane and the like is difficult to control, the product quality is influenced, secondly, the structural design of the reaction furnace is unreasonable, heat cannot be fully utilized, energy waste is caused, the temperature is difficult to control, the use effect is poor, the design of a purification mechanism of the equipment is not reasonable enough, residual materials cannot be taken out fully, the limitation of use is large, and therefore the existing technology is necessarily improved, to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

An object of the utility model is to provide an optic fibre silicon tetrachloride product production controlling means to solve the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: an optical fiber silicon tetrachloride product production control device comprises a mixing box, a reaction furnace, a separation box and a light component removal tower, the output port at the bottom of the mixing box is connected with a first connecting pipe, the other end of the first connecting pipe is connected with the feed port of the reaction furnace, the other side of the reaction furnace is connected with a separation box in a second connecting pipe mode, a finished product pipeline and a defective product pipeline are installed on the outer wall of one end of the separation box, which is far away from the reaction furnace, the tail end of the finished product pipeline is connected with the lightness-removing tower, a first feeding pipe and a second feeding pipe are correspondingly fixed at the left and right of the upper end of the mixing box, the first feeding pipe and the second feeding pipe are both provided with an electromagnetic valve and a flow sensor, the outer wall of the mixing box is provided with a PLC controller, the output end of the flow sensor is electrically connected with the input end of the PLC controller, and the output end of the PLC controller is electrically connected with the input end of the electromagnetic valve.

Preferably, the inside top of mixing box installs the camera, and is fixed with the display screen on the outer wall of mixing box one side, the output of camera is connected with the input electricity of display screen.

Preferably, a shaft lever is arranged at the central position of the bottom of the inner side of the mixing box, stirring rods are uniformly arranged on the shaft lever, a speed reduction motor is installed at the lower end of the mixing box, and an output shaft of the speed reduction motor is fixedly connected with the lower end of the shaft lever.

Preferably, the reaction furnace comprises a furnace body and a heating bin arranged in the furnace body, the inner wall of the heating bin is sequentially fixed with heating blocks, the outer wall of the furnace body is provided with a heater, and an output circuit of the heater is connected and controlled with the heating blocks.

Preferably, a vacuum layer is arranged on the outer side of the heating chamber.

Preferably, the inner wall of the furnace body is provided with a temperature sensor, the output end of the temperature sensor is electrically connected with the input end of the PLC controller, and the output end of the PLC controller is electrically connected with the input end of the heater.

Preferably, one side of the light component removal tower is provided with a high purity tower, the other side of the high purity tower is provided with a rectification tower, the light component removal tower is connected with the high purity tower in a mode of a high purity tower feeding pump, and the high purity tower is connected with the rectification tower in a mode of a rectification tower feeding pump.

Preferably, top coolers are installed at the tops of the inner sides of the high-purity tower and the rectifying tower, a packing frame is arranged inside the rectifying tower, a high-efficiency packing layer is arranged on the packing frame, and a solvent liquid tank is arranged at the bottom of the inner side of the rectifying tower.

(III) advantageous effects

Compared with the prior art, the beneficial effects of the utility model are that: the device has reasonable design of a feeding proportioning system, can complete accurate proportioning of raw materials of chlorobenzene and trichlorosilane, further ensures the production quality of products, has reasonable design of an internal structure, reduces heat dissipation, further reduces energy waste, is provided with a purification assembly, can complete high-efficiency purification of the products, thereby solving the problems that the design of a feeding device of equipment is unreasonable, the process level of the products is influenced, and the energy consumption of the equipment is high, the device is provided with flow rate sensing and control devices on a first feeding pipe and a second feeding pipe, is accurately designed and controlled in a PLC (programmable logic controller) mode, ensures the blanking accuracy, is provided with a vacuum layer inside the synthesis furnace, can fully reduce heat outflow, further ensures the utilization of energy, reduces the resource cost of enterprises, and is provided with a temperature sensing mechanism inside the synthesis furnace, the device can ensure the control of the temperature of the synthesis furnace, and moreover, the device is provided with the separating box and the light component removing tower at the tail end of the synthesis furnace, so that the removal of impurities can be completed, and the purification efficiency is high.

Drawings

FIG. 1 is an overall front view of the present invention;

FIG. 2 is a schematic structural view of a mixing box of the present invention;

FIG. 3 is a schematic structural view of a reactor of the present invention;

fig. 4 is a schematic diagram of the internal structure of the middle rectifying tower of the present invention.

The reference numbers in the figures are: 1. a mixing box; 2. a first connecting pipe; 3. a reaction furnace; 4. a second connecting pipe; 5. a separation tank; 6. a finished pipeline; 7. a light component removal tower; 8. a defective pipeline; 9. a first feed tube; 10. a camera; 11. a second feed tube; 12. an electromagnetic valve; 13. a display screen; 14. a reduction motor; 15. a flow sensor; 16. a PLC controller; 17. a stirring rod; 18. a shaft lever; 19. a furnace body; 20. a vacuum layer; 21. a heating chamber; 22. a heating block; 23. a temperature sensor; 24. a heater; 25. a high purity column feed pump; 26. a high purity column; 27. a rectifying tower feed pump; 28. a rectifying tower; 29. an overhead cooler; 30. a high-efficiency filler layer; 31. a filler frame; 32. and a solvent liquid tank.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: an optical fiber silicon tetrachloride product production control device comprises a mixing box 1, a reaction furnace 3, a separation box 5 and a lightness-removing tower 7, wherein an output port at the bottom of the mixing box 1 is connected with a first connecting pipe 2, the other end of the first connecting pipe 2 is connected with a feed port of the reaction furnace 3, the other side of the reaction furnace 3 is connected with the separation box 5 in a second connecting pipe 4 mode, a finished product pipeline 6 and a defective product pipeline 8 are installed on the outer wall of one end, far away from the reaction furnace 3, of the separation box 5, the tail end of the finished product pipeline 6 is connected with the lightness-removing tower 7 to complete the separation of residual materials and the purification of finished products, a first feed pipe 9 and a second feed pipe 11 are correspondingly fixed at the left and right of the upper end of the mixing box 1, an electromagnetic valve 12 and a flow sensor 15 are installed on the first feed pipe 9 and the second feed pipe 11, the flow sensor 15 is SEN-HZG1WA, a PLC, the model number of the PLC controller 16 is S7-400, the output end of the flow sensor 15 is electrically connected with the input end of the PLC controller 16, and the output end of the PLC controller 16 is electrically connected with the input end of the electromagnetic valve 12;

the top of the inner side of the mixing box 1 is provided with a camera 10, the outer wall of one side of the mixing box 1 is fixedly provided with a display screen 13, and the output end of the camera 10 is electrically connected with the input end of the display screen 13, so that the internal environment can be conveniently peeped;

a shaft lever 18 is arranged at the central position of the bottom of the inner side of the mixing box 1, stirring rods 17 are uniformly arranged on the shaft lever 18, a speed reducing motor 14 is arranged at the lower end of the mixing box 1, and an output shaft of the speed reducing motor 14 is fixedly connected with the lower end of the shaft lever 18, so that the raw materials are neutralized and stirred conveniently;

the reaction furnace 3 comprises a furnace body 19 and a heating bin 21 arranged in the furnace body 19, wherein a heating block 22 is sequentially fixed on the inner wall of the heating bin 21, a heater 24 is arranged on the outer wall of the furnace body 19, and an output circuit of the heater 24 is connected and controlled with the heating block 22 and is used for heating reactants;

the outer side of the heating chamber 21 is provided with a vacuum layer 20 for preventing the outflow of hot air;

the inner wall of the furnace body 19 is provided with a temperature sensor 23, the model of the temperature sensor 23 is SQHT03, the output end of the temperature sensor 23 is electrically connected with the input end of the PLC controller 16, and the output end of the PLC controller 16 is electrically connected with the input end of the heater 24, so that the temperature is conveniently controlled;

a high-purity tower 26 is arranged on one side of the light component removal tower 7, a rectifying tower 28 is arranged on the other side of the high-purity tower 26, the light component removal tower 7 is connected with the high-purity tower 26 in a mode of a high-purity tower feed pump 25, and the high-purity tower 26 is connected with the rectifying tower 28 in a mode of a rectifying tower feed pump 27;

the top of the inner sides of the high-purity tower 26 and the rectifying tower 28 are respectively provided with a tower top cooler 29, the inside of the rectifying tower 28 is provided with a packing frame 31, the packing frame 31 is provided with a high-efficiency packing layer 30, and the bottom of the inner side of the rectifying tower 28 is provided with a solvent liquid tank 32, so that the purification quality of the product can be ensured.

The working principle is as follows: firstly, the feeding of raw materials chlorobenzene and trichlorosilane is correspondingly completed through a first feeding pipe 9 and a second feeding pipe 11 and enters the interior of a mixing box 1, an electromagnetic valve 12 and a flow sensor 15 are respectively arranged on the first feeding pipe 9 and the second feeding pipe 11, corresponding feeding amount can be set through a mode of a PLC (programmable logic controller) 16, at the moment, the flow sensor 15 detects the feeding amount, when the feeding amount reaches a preset value, the PLC 16 can automatically control the electromagnetic valve 12 to work, the feeding of the materials is stopped, the materials entering the mixing box 1 are accurately proportioned, a speed reducing motor 14 drives a shaft lever 18 to rotate, the uniform mixing of the raw materials is completed through a stirring rod 17, then the raw materials enter a reaction furnace 3 through a first connecting pipe 2, a heater 24 in the reaction furnace 3 controls a heating block 22 to work, the heating in a furnace body 19 is realized, a vacuum layer 20 is arranged on the outer side of a heating bin 21, vacuum layer 20 can prevent the outflow of heat in the heated warehouses 21, and temperature sensor 23 can detect the change of temperature in furnace body 19 in this process, and then the control of its inside temperature of being convenient for, and synthetic product and debris enter into separator box 5, realize the separation of finished product and waste product, and the finished product enters into lightness-removing tower 7 through finished product pipeline 6, accomplishes the purification work of methyl phenyl dichlorosilane.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an optic fibre silicon tetrachloride product production controlling means, includes mixing box (1), reacting furnace (3), separator box (5) and takes off light tower (7), its characterized in that: the mixing device is characterized in that an output port at the bottom of the mixing box (1) is connected with a first connecting pipe (2), the other end of the first connecting pipe (2) is connected with a feeding port of a reaction furnace (3), the other side of the reaction furnace (3) is connected with a separating box (5) in a second connecting pipe (4) mode, a finished product pipeline (6) and a defective product pipeline (8) are installed on the outer wall of one end, far away from the reaction furnace (3), of the separating box (5), the tail end of the finished product pipeline (6) is connected with a lightness-removing tower (7), a first feeding pipe (9) and a second feeding pipe (11) are correspondingly fixed on the left side and the right side of the upper end of the mixing box (1), an electromagnetic valve (12) and a flow sensor (15) are installed on the first feeding pipe (9) and the second feeding pipe (11), a PLC controller (16) is arranged on the outer wall of the mixing box (1), and the output end of the flow sensor (15) is electrically connected, the output end of the PLC (16) is electrically connected with the input end of the electromagnetic valve (12).

2. The optical fiber silicon tetrachloride product production control device according to claim 1, wherein the optical fiber silicon tetrachloride product production control device is characterized in that: camera (10) are installed at the inboard top of mixing box (1), and are fixed with display screen (13) on the outer wall of mixing box (1) one side, the output of camera (10) is connected with the input electricity of display screen (13).

3. The optical fiber silicon tetrachloride product production control device according to claim 1, wherein the optical fiber silicon tetrachloride product production control device is characterized in that: the mixing box is characterized in that a shaft lever (18) is arranged at the central position of the bottom of the inner side of the mixing box (1), stirring rods (17) are uniformly arranged on the shaft lever (18), a speed reduction motor (14) is installed at the lower end of the mixing box (1), and an output shaft of the speed reduction motor (14) is fixedly connected with the lower end of the shaft lever (18).

4. The optical fiber silicon tetrachloride product production control device according to claim 1, wherein the optical fiber silicon tetrachloride product production control device is characterized in that: including furnace body (19) in reacting furnace (3) to and set up heated warehouses (21) in furnace body (19), be fixed with heating block (22) on the inner wall of heated warehouses (21) in proper order, install heater (24) on the outer wall of furnace body (19), and the output circuit and the heating block (22) connection control of heater (24).

5. The optical fiber silicon tetrachloride product production control device according to claim 4, wherein the optical fiber silicon tetrachloride product production control device is characterized in that: and a vacuum layer (20) is arranged on the outer side of the heating bin (21).

6. The optical fiber silicon tetrachloride product production control device according to claim 4, wherein the optical fiber silicon tetrachloride product production control device is characterized in that: the temperature sensor (23) is installed on the inner wall of the furnace body (19), the output end of the temperature sensor (23) is electrically connected with the input end of the PLC (16), and the output end of the PLC (16) is electrically connected with the input end of the heater (24).

7. The optical fiber silicon tetrachloride product production control device according to claim 1, wherein the optical fiber silicon tetrachloride product production control device is characterized in that: one side of the light component removal tower (7) is provided with a high purity tower (26), the other side of the high purity tower (26) is provided with a rectification tower (28), the light component removal tower (7) is connected with the high purity tower (26) in a mode of a high purity tower feed pump (25), and the high purity tower (26) is connected with the rectification tower (28) in a mode of a rectification tower feed pump (27).

8. The optical fiber silicon tetrachloride product production control device according to claim 7, wherein the optical fiber silicon tetrachloride product production control device is characterized in that: the tower top coolers (29) are installed at the tops of the inner sides of the high-purity tower (26) and the rectifying tower (28), a packing frame (31) is arranged inside the rectifying tower (28), a high-efficiency packing layer (30) is arranged on the packing frame (31), and a solvent liquid tank (32) is arranged at the bottom of the inner side of the rectifying tower (28).