CN223351234U - Crystallization equipment is used in glycine production - Google Patents

Abstract

The utility model provides crystallization equipment for glycine production, which belongs to the field of glycine production processing equipment and comprises a precipitation barrel, wherein a precipitation pipeline is arranged below the precipitation barrel, one side of the precipitation pipeline is connected with a conveying pipeline, the other end of the conveying pipeline is provided with a filter cloth, the surface of the filter cloth is provided with a stirring roller in a fitting way, a driving component for driving the stirring roller to rotate is arranged above the filter cloth, when the crystallization equipment is used, solution is poured into the precipitation barrel firstly, a feeding pump is started, the feeding pump extracts a precipitant in a water storage tank through the feeding pipeline and is added into the precipitation barrel, the stirring component is started to fuse the solvent with the precipitant, the precipitation of impurities in the solvent is accelerated, after the crystallization equipment is stood for a period of time, the impurities are precipitated at the bottom of the precipitation pipeline, a second butterfly valve is opened, the solvent is conveyed to the filter cloth through the conveying pipeline, and after the solution in the precipitation tank is conveyed through the conveying pipeline, the first butterfly valve is opened, and the impurities precipitated at the bottom of the precipitation pipeline are discharged.

Description

Crystallization equipment is used in glycine production

Technical Field

The utility model relates to the field of glycine production and processing equipment, in particular to crystallization equipment for glycine production.

Background

With the rapid development of the modern industry, the purity and quality requirements of glycine are higher and higher. In the crystallization of glycine, although glycine may be precipitated from a solution in the form of crystals by controlling the temperature, concentration and the like, it is also inevitable to be accompanied by the presence of some impurities. These impurities may originate from raw materials, reaction processes, or environmental factors, etc. If the impurities are not removed, the performance and the application effect of glycine can be seriously affected, most of the existing equipment adopts a precipitation method to adsorb the impurities in the solution and then filter the impurities, but when the solution is filtered, dust, mechanical impurities and the like possibly mixed in the solution in the pouring process and particles precipitated by chemical agents are possibly conveyed to a filter screen along with the solution, so that the filter screen is blocked by the impurities, the filtering efficiency is too slow, and the working efficiency is affected.

Disclosure of utility model

In view of the above, the utility model provides a crystallization device for glycine production, which can fuse a solvent with a precipitant through a stirring assembly, quicken the precipitation of impurities in the solvent, precipitate the impurities at the bottom of a precipitation pipeline after standing for a period of time, then drive an output end of a motor to drive a stirring roller to rotate on a filter cloth, scrape solution on the filter cloth, prevent the impurities in the solution from blocking filter holes on the filter cloth and scrape the solution adhered on the filter cloth so that the solution flows into a collection box better and faster.

In order to solve the technical problems, the utility model provides crystallization equipment for glycine production, which comprises a precipitation barrel, wherein the precipitation barrel is used for collecting solution to enable impurities to precipitate after standing, a precipitation pipeline is arranged below the precipitation barrel and used for collecting the precipitated impurities to enable the precipitated impurities to deposit at the bottom of the precipitation pipeline, one side of the precipitation pipeline is connected with a conveying pipeline which is used for conveying the precipitated solvent to the upper part of a filter cloth, the other end of the conveying pipeline is provided with a filter cloth which is used for filtering the impurities which are not filtered in the solvent, the purity of the solvent is increased, the surface of the filter cloth is attached with a stirring roller, the stirring roller is used for scraping the filter cloth to scrape the solution on the filter cloth, the impurities which are condensed together through chemical agents in the solution are prevented from blocking filter holes on the filter cloth and scraping the solution adhered to the filter cloth to enable the solution to flow into a collection box better and faster, and a driving component which is used for driving the stirring roller to rotate is arranged above the filter cloth.

The sedimentation tank opposite side is equipped with the water storage tank, is used for placing the precipitant in the water storage tank, and water storage tank and sedimentation tank intermediate position are equipped with the charge pump, and the charge pump is used for extracting the precipitant in the water storage tank, and water storage tank one side is equipped with the material loading pipeline, and the material loading pipeline is used for carrying the precipitant that the charge pump was taken out to in the sedimentation tank, and material loading pipeline one end passes the charge pump and sets up in the sedimentation tank.

The sedimentation pipeline bottom is connected and is equipped with first butterfly valve, and first butterfly valve is used for controlling the opening and shutting of sedimentation pipeline bottom, is convenient for discharge the impurity of depositing in the solvent, and pipeline is close to sedimentation pipeline one end and is equipped with the connection and be equipped with the second butterfly valve, and the second butterfly valve is used for controlling opening and shutting of pipeline, carries the solvent after the impurity is accomplished the sediment through pipeline.

A collecting barrel is arranged below the filter cloth and is used for filtering the filtered solvent, and the filter cloth is sleeved above the collecting barrel.

The collecting vessel outside is equipped with the support, and the support is used for connecting and supports the connecting plate, and the connection is equipped with the connecting plate on the support, and the connecting plate is used for supporting fixedly drive assembly, and drive assembly connects the setting on the connecting plate.

The driving assembly comprises a driving motor which is connected with the connecting plate and drives the stirring roller to rotate, and the output end of the driving motor is connected with the stirring roller.

The sedimentation barrel is internally provided with a stirring component which is used for accelerating the fusion speed of the solvent and the precipitant, and the conveying pipeline is obliquely connected and arranged on the sedimentation pipeline.

The technical scheme of the utility model has the following beneficial effects:

1. When the solution is conveyed to the filter cloth, the driving motor is started, the output end of the driving motor drives the stirring roller to rotate on the filter cloth, the solution on the filter cloth is scraped, the impurity in the solution is prevented from blocking a filter hole on the filter cloth, and the solution adhered to the filter cloth is scraped to enable the solution to flow into the collecting box better and faster.

2. And opening the second butterfly valve to enable the solvent to be conveyed onto the filter cloth through the conveying pipeline, and opening the first butterfly valve after the solution in the precipitation tank is conveyed through the conveying pipeline, so that impurities precipitated at the bottom of the precipitation pipeline are discharged.

3. Pouring the solution into a precipitation barrel, starting a feeding pump, pumping the precipitant in a water storage tank through a feeding pipeline by the feeding pump, adding the precipitant into the precipitation barrel, starting a stirring assembly to enable the solvent to be fused with the precipitant, accelerating precipitation of impurities in the solvent, and settling the impurities at the bottom of the precipitation pipeline after standing for a period of time.

Drawings

FIG. 1 is a schematic diagram of the main structure of a crystallization apparatus for glycine production according to the present utility model;

FIG. 2 is a left side view of the present utility model;

FIG. 3 is a schematic top view of the present utility model;

FIG. 4 is a schematic cross-sectional view of the top view A-A of the present utility model.

The reference numerals are 100, a sedimentation tank, 101, a sedimentation pipeline, 102, a conveying pipeline, 103, filter cloth, 104, stirring rollers, 105, a water storage tank, 106, a feeding pump, 107, a feeding pipeline, 108, a first butterfly valve, 109, a second butterfly valve, 110, a driving component, 111, a driving motor, 112, a bracket, 113, a connecting plate, 114, a stirring component, 115 and a collecting tank.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to fig. 1 to 4 of the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which are obtained by a person skilled in the art based on the described embodiments of the utility model, fall within the scope of protection of the utility model.

As shown in fig. 1-4:

The embodiment provides a crystallization equipment for glycine production, including precipitation tank 100, precipitation tank 100 is used for collecting solution and makes solution keep still the back impurity deposit, precipitation tank 100 below is equipped with precipitation pipeline 101, precipitation pipeline 101 is used for collecting the impurity after the sediment, make the impurity deposit after the sediment in precipitation pipeline 101 bottom, precipitation pipeline 101 one side is connected and is equipped with transfer line 102, transfer line 102 is used for carrying the solvent after the sediment to filter cloth 103 top, the transfer line 102 other end is equipped with filter cloth 103, filter cloth 103 is arranged in filtering unfiltered impurity in the solvent, increase the purity of solvent, filter cloth 103 surface laminating is equipped with stirring roller 104, stirring roller 104 is used for scraping on filter cloth 103, scrape the solution on filter cloth 103, prevent impurity in the solution from causing the jam to the filtration pore on filter cloth 103 and will scrape the solution that makes the solution better faster inflow to the collection box, filter cloth 103 top is equipped with the drive assembly 110 that is used for driving stirring roller 104 rotatory.

The sedimentation tank 100 opposite side is equipped with water storage tank 105, is used for placing the precipitant in the water storage tank 105, and water storage tank 105 and sedimentation tank 100 intermediate position are equipped with charge pump 106, and charge pump 106 is used for extracting the precipitant in the water storage tank 105, and water storage tank 105 one side is equipped with material loading pipeline 107, and material loading pipeline 107 is used for carrying the precipitant that charge pump 106 extracted into sedimentation tank 100, and material loading pipeline 107 one end passes charge pump 106 and sets up in sedimentation tank 100.

The bottom of the sedimentation pipeline 101 is connected and is provided with a first butterfly valve 108, the first butterfly valve 108 is used for controlling the opening and closing of the bottom of the sedimentation pipeline 101, impurities precipitated in the solvent are discharged conveniently, one end, close to the sedimentation pipeline 101, of the conveying pipeline 102 is provided with a second butterfly valve 109 in a connecting mode, the second butterfly valve 109 is used for controlling the opening and closing of the conveying pipeline 102, and the precipitated solvent is conveyed through the conveying pipeline 102 after the impurities are precipitated.

A collecting barrel 115 is arranged below the filter cloth 103, the collecting barrel 115 is used for filtering the filtered solvent, and the filter cloth 103 is sleeved above the collecting barrel 115.

The collecting vessel 115 outside is equipped with support 112, and support 112 is fixed to be set up in the bottom surface, and support 112 is used for connecting support connecting plate 113, and connecting plate 113 is located the top of collecting vessel 115, and the connection is equipped with connecting plate 113 on the support 112, and connecting plate 113 is used for supporting fixedly drive assembly 110, and drive assembly 110 connects the setting on connecting plate 113.

The driving assembly 110 comprises a driving motor 111 connected to the connecting plate 113, the driving motor 111 drives the stirring roller 104 to rotate, and the output end of the driving motor 111 is connected to the stirring roller 104.

The sedimentation barrel 100 is internally provided with a stirring assembly 114, the stirring assembly 114 is fixedly arranged above the sedimentation barrel 100, the stirring assembly 114 is used for accelerating the fusion speed of the solvent and the precipitant, and the conveying pipeline 102 is obliquely connected and arranged on the sedimentation pipeline 101.

When the device is used, a solution is poured into the precipitation barrel 100, the feeding pump 106 is started, the feeding pump 106 extracts the precipitant in the water storage tank 105 through the feeding pipeline 107 and adds the precipitant into the precipitation barrel 100, the stirring assembly 114 is started to enable the solvent to be fused with the precipitant, precipitation of impurities in the solvent is accelerated, after the device is kept for a period of time, the impurities are precipitated at the bottom of the precipitation pipeline 101, the second butterfly valve 109 is opened to enable the solvent to be conveyed to the filter cloth 103 through the conveying pipeline 102, after the solution in the precipitation box is conveyed through the conveying pipeline 102, the first butterfly valve 108 is opened to enable the impurities precipitated at the bottom of the precipitation pipeline 101 to be discharged, when the solution is conveyed to the filter cloth 103, the driving motor 111 is started, the output end of the driving motor 111 drives the stirring roller 104 to rotate on the filter cloth 103 to scrape the solution on the filter cloth 103, the impurities in the solution are prevented from blocking filter holes on the filter cloth 103, and the solution adhered to the filter cloth 103 is scraped to enable the solution to flow into the collection box better and faster.

In addition, it should be noted that, in the description of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediate medium, or in communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those skilled in the art according to the specific circumstances.

While the foregoing is directed to the preferred embodiments of the present utility model, it will be appreciated by those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the present utility model.

Claims (7)

1. The crystallization equipment for glycine production is characterized by comprising a precipitation barrel (100), wherein a precipitation pipeline (101) is arranged below the precipitation barrel (100), one side of the precipitation pipeline (101) is connected with a conveying pipeline (102), the other end of the conveying pipeline (102) is provided with a filter cloth (103), the surface of the filter cloth (103) is attached with a stirring roller (104), and a driving assembly (110) for driving the stirring roller (104) to rotate is arranged above the filter cloth (103).

2. The crystallization device for glycine production according to claim 1, wherein a water storage tank (105) is arranged on the other side of the precipitation barrel (100), a feeding pump (106) is arranged in the middle of the water storage tank (105) and the precipitation barrel (100), a feeding pipeline (107) is arranged on one side of the water storage tank (105), and one end of the feeding pipeline (107) penetrates through the feeding pump (106) and is arranged in the precipitation barrel (100).

3. The crystallization device for glycine production according to claim 2, characterized in that a first butterfly valve (108) is connected to the bottom of the precipitation pipeline (101), and a second butterfly valve (109) is connected to one end, close to the precipitation pipeline (101), of the conveying pipeline (102).

4. A crystallization apparatus for glycine production according to claim 3, characterized in that a collecting vessel (115) is provided below the filter cloth (103), and the filter cloth (103) is sleeved above the collecting vessel (115).

5. A crystallization apparatus for glycine production according to claim 4, characterized in that a bracket (112) is arranged on the outer side of the collecting barrel (115), a connecting plate (113) is connected to the bracket (112), and the driving component (110) is connected to the connecting plate (113).

6. A crystallization apparatus for producing glycine according to claim 5, wherein the driving assembly (110) comprises a driving motor (111) connected to the connecting plate (113), and an output end of the driving motor (111) is connected to the stirring roller (104).

7. A crystallization apparatus for glycine production according to claim 6, characterized in that the precipitation tank (100) is internally provided with a stirring assembly (114), and the conveying pipeline (102) is obliquely connected and arranged on the precipitation pipeline (101).