CN211988062U

CN211988062U - Sulfamic acid dilution serialization system

Info

Publication number: CN211988062U
Application number: CN201922375668.5U
Authority: CN
Inventors: 鲁宇安
Original assignee: Qianjiang Yuanda Chemical Co ltd
Current assignee: Qianjiang Yuanda Chemical Co ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-11-24
Anticipated expiration: 2029-12-25

Abstract

The utility model provides a sulfamic acid dilutes serialization system, including synthetic reation kettle, a plurality of dilution reation kettle, mother liquor storage device and filter, it is a plurality of dilute reation kettle connects gradually along the direction of delivery of material, synthetic reation kettle with mother liquor storage device respectively with be located material direction of delivery foremost dilute reation kettle connects, the filter with be located material direction of delivery rearmost dilute reation kettle connects, synthetic reation kettle is used for synthesizing and saving sulfamic acid primary product, mother liquor storage device is used for the storage to dilute the mother liquor, the filter is used for carrying out solid-liquid separation to the material after diluting.

Description

Sulfamic acid dilution serialization system

Technical Field

The utility model relates to a sulfamic acid production technical field especially relates to a sulfamic acid dilutes serialization system.

Background

The second procedure of the sulfamic acid production is dilution, which is to dilute and cool the synthesized sulfamic acid primary product. In the prior art, the dilution process of sulfamic acid is to find out which one is to be independently operated in each dilution reaction kettle, namely, the sulfamic acid primary product in each reaction kettle is diluted to the specified standard and temperature, and then the materials in the kettle are discharged to the next procedure.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides an sulfamic acid dilutes serialization system.

Further, the cooling device is connected with the dilution reaction kettles respectively, and is used for reducing the temperature inside the dilution reaction kettles in sequence along the material conveying direction.

Furthermore, the cooling device comprises a plurality of jackets which are arranged in one-to-one correspondence with the dilution reaction kettles and a cooling water conveying unit, the jackets are sleeved outside the corresponding dilution reaction kettles, the jackets are sequentially communicated with one another through pipelines, and the cooling water conveying unit is connected with the jacket which is positioned at the rearmost part of the material conveying direction and is used for conveying cooling water into the jackets.

Furthermore, six dilution reaction kettles are arranged.

Furthermore, a metering unit is arranged at a first discharge end of the mother liquor storage device and used for quantitatively adding diluted mother liquor into the dilution reaction kettle.

Further, the metering unit is an electronic flowmeter.

The utility model provides a beneficial effect that technical scheme brought is: sulfamic acid dilutes serialization system, realized the serialization industrial operation that dilutes sulfamic acid, ensured the continuous operation of last process and next process, its unloading speed and production efficiency obviously are superior to intermittent type production in the prior art, effectual workman's intensity of labour that has reduced, in addition, it can also carry out the mild cooling to the material after diluting, guarantees sulphuric acid the quality of dispatching from the factory.

Drawings

FIG. 1 is a schematic diagram showing the structural connection of a dilution and serialization system for sulfamic acid according to the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be further described below with reference to the accompanying drawings.

Referring to fig. 1, an embodiment of the present invention provides a sulfamic acid dilution serialization system, which includes a synthesis reaction kettle 10, a plurality of dilution reaction kettles 20, a mother liquor storage device 30, a filter 40 and a cooling device, wherein the dilution reaction kettles 20 are sequentially connected along a material conveying direction, a first discharge end of the synthesis reaction kettle 10 and a first discharge end of the mother liquor storage device 30 are respectively communicated with a second feed end of the dilution reaction kettle 20 located at the forefront of the material conveying direction through a pipeline, a metering unit 50 is disposed on the pipeline connecting the mother liquor storage device 30 and the dilution reaction kettle 20, the second feed end of the filter 40 is communicated with a second discharge end of the dilution reaction kettle 20 located at the rearmost of the material conveying direction, the cooling device is respectively connected with the plurality of dilution reaction kettles 20, so that the temperature inside the plurality of dilution reaction kettles 20 is sequentially connected and reduced along the material conveying direction, the synthesis reaction kettle 10 is used for synthesizing and storing sulfamic acid primary products, the mother liquor storage device 30 is used for storing dilution mother liquor, the metering unit 50 is used for quantitatively adding dilution mother liquor into the dilution reaction kettle 20, and the filter 40 is used for carrying out solid-liquid separation on diluted materials.

A sulfamic acid dilutes serialization system, can realize the serialization operation to sulfamic acid primary product dilution process, its concrete process is: the sulfamic acid primary product in the synthesis reaction kettle 10 enters the dilution reaction kettle 20 positioned at the forefront of the material conveying direction through the first discharge end and the pipeline, meanwhile, under the automatic control of the metering unit 50, the diluted mother solution in the mother solution storage device 30 is quantitatively added to the dilution reaction kettle 20 so as to realize the dilution process of the sulfamic acid primary product in the dilution reaction kettle 20, the diluted sulfamic acid primary product is sequentially conveyed into a plurality of dilution reaction kettles 20 through the pipeline and is finally conveyed to the position of the filter 40 by the dilution reaction kettle 20 positioned at the rearmost of the material conveying direction, the sulfuric acid primary product and the solid sulfamic acid in the diluted sulfamic acid primary product are separated and sequentially output through the filter 40, and in the material dilution and conveying processes, the cooling device sequentially reduces the temperature in the dilution reaction kettles 20 until the temperature in the diluting reaction kettle 20 positioned at the rearmost of the material conveying direction is reduced to about 30 ℃, so as to meet the temperature requirement of producing sulfuric acid primary products, thereby realizing the continuous operation of sulfamic acid primary products. Wherein, dilute reation kettle 20 and be equipped with 6, dilute reation kettle 20's quantity more, just can make the material cooling after diluting mild more, prevent that the material temperature sharply drops and cause the decline of sulphuric acid primary product production quality, influence the outgoing of sulphuric acid quality. Here, it should be illustrated that, the utility model provides a synthetic reation kettle 10 and dilution reation kettle 20 are current structure, and reation kettle in current sulphuric acid production technology all can regard as the utility model discloses well synthetic reation kettle 10 and the specific embodiment who dilutes reation kettle 20, consequently, the utility model discloses no longer describe to its specific structure and theory of operation. In the same way, mother liquor storage device 30 also is current structure, can realize all can doing the structure of diluting the mother liquor storage among the prior art the utility model discloses well mother liquor storage device 30's embodiment. The metering unit 50 is an electronic flow meter, and the amount of the diluted mother liquor is set according to the amount of the sulfamic acid primary product added into the dilution reaction kettle 20, so that the metering is automatically controlled through the electronic flow meter, and the electronic flow meter has the advantages of accurate metering, sensitive reaction and the like. In this embodiment, the filter 40 is a drum filter 40G12-2.0-U-O, which can separate the diluted sulfamic acid crude product from the solid and deliver the obtained sulfuric acid crude product to the next production station, and has the advantages of high separation speed and high working efficiency. Sulfamic acid dilutes serialization system, realized the serialization industrial operation that dilutes sulfamic acid, ensured the continuous operation of last process and next process, its unloading speed and production efficiency obviously are superior to intermittent type production in the prior art, effectual workman's intensity of labour that has reduced, in addition, it can also carry out the mild cooling to the material after diluting, guarantees sulphuric acid the quality of dispatching from the factory.

In the above embodiment, the cooling device includes the jackets 60 and the cooling water conveying units 70, which are disposed in one-to-one correspondence with the dilution reactors 20, the jackets 60 are sleeved outside the corresponding dilution reactors 20, the jackets 60 are sequentially communicated with each other through a pipeline, and the cooling water conveying units 70 are connected to the jacket 60 located at the rearmost position in the material conveying direction, and are configured to convey cooling water into the jackets 60.

In this embodiment, the cooling water is conveyed into the jacket 60 located at the rearmost position in the material conveying direction by the cooling water conveying unit 70, so that the cooling water is conveyed into the plurality of jackets 60 in sequence, the temperature in the plurality of dilution reactors 20 is reduced in sequence along the material conveying direction, and the cooling water in the jacket 60 is discharged from the jacket 60 located at the frontmost position in the material conveying direction. Wherein, the utility model discloses do not restrict the concrete structure of cooling water conveying unit 70, can realize all can regard as to the structure of carrying the cooling water in pressing from both sides the cover 60 in the prior art the utility model discloses well cooling water conveying unit 70's concrete embodiment. And a plurality of jackets 60 are connected in series and communicated in sequence, so that not only can gradient cooling of a plurality of dilution reaction kettles 20 be realized, but also the reuse of cooling water can be realized, and the environmental protection performance of the sulfamic acid dilution serialization system is improved. Furthermore, the utility model discloses a cooling water has fast and implementation cost low grade advantage of cooling speed to diluting reation kettle 20's inside cooling.

In this document, the terms front, back, upper and lower are used to define the components in the drawings and the positions of the components relative to each other, and are used for clarity and convenience of the technical solution. It is to be understood that the use of the directional terms should not be taken to limit the scope of the claims.

The features of the embodiments and embodiments described herein above may be combined with each other without conflict.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a sulfamic acid dilutes serialization system, its characterized in that, is including synthetic reation kettle (10), a plurality of dilution reation kettle (20), mother liquor storage device (30) and filter (40), and is a plurality of dilute reation kettle (20) and connect gradually along the direction of delivery of material, synthetic reation kettle (10) with mother liquor storage device (30) respectively with be located material direction of delivery foremost dilute reation kettle (20) are connected, filter (40) with be located material direction of delivery rearmost dilute reation kettle (20) are connected, synthetic reation kettle (10) are used for synthesizing and save sulfamic acid primary product, mother liquor storage device (30) are used for the storage to dilute the mother liquor, filter (40) are used for carrying out solid-liquid separation to the material after diluting.

2. A dilution and continuation system according to claim 1, further comprising cooling means connected to each of said dilution reactors (20) for successively reducing the temperature inside said plurality of dilution reactors (20) in the material conveying direction.

3. The dilution and continuity system for sulfamic acid according to claim 2, wherein the cooling device comprises a jacket (60) and a cooling water conveying unit (70) which are arranged in one-to-one correspondence with the plurality of dilution reaction kettles (20), the jacket (60) is sleeved outside the corresponding dilution reaction kettles (20), the jackets (60) are sequentially communicated with one another through pipelines, and the cooling water conveying unit (70) is connected with the jacket (60) which is located at the rearmost position in the material conveying direction and is used for conveying cooling water into the jacket (60).

4. A dilution serialization system for sulfamic acid according to any one of claims 1 to 3, wherein there are six dilution reactors (20).

5. A dilution serialization system for amino sulfonic acid according to claim 1, wherein said mother liquor storage device (30) is provided at its first discharge end with a metering unit (50), said metering unit (50) being adapted to meter the dilution mother liquor into said dilution reaction tank (20).

6. A sulfamic acid dilution serialization system according to claim 5, wherein said metering unit (50) is an electronic flow meter.