CN212596463U - Slag liquid recovery system - Google Patents
Slag liquid recovery system Download PDFInfo
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- CN212596463U CN212596463U CN202021203091.6U CN202021203091U CN212596463U CN 212596463 U CN212596463 U CN 212596463U CN 202021203091 U CN202021203091 U CN 202021203091U CN 212596463 U CN212596463 U CN 212596463U
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Abstract
The embodiment of the application provides a slag liquid recovery system, belongs to the technical field of defibrination splitter. This slag liquid recovery system includes: the slag removing separator is communicated with the slag discharging barrel through a slag discharging pipeline, and an inlet pipeline and an outlet pipeline are arranged on the slag removing separator; the deslagging separator is also provided with a pure water slag flushing pipeline; the slag discharging barrel is also provided with a second pipeline for CIP cleaning and a third pipeline for recycling slag liquid. On one hand, the residue in the residue removing separator is flushed into the residue discharging barrel through the pure water residue flushing pipeline, and then the residue liquid in the residue discharging barrel is recycled; on the other hand carries out the CIP to arranging the sediment bucket and washs before retrieving the slag liquid, for follow-up slag liquid is retrieved and provides clear environment, the slag liquid recovery system of this application embodiment realizes that the slag liquid retrieves and recycles, has both saved manufacturing cost, has reduced the slag liquid simultaneously and has discharged, reduces environmental protection pressure and sewage treatment cost.
Description
Technical Field
The embodiment of the application relates to the technical field of jordaning separation equipment, in particular to a slag liquid recovery system.
Background
With the continuous pursuit of people for healthy diet, a new high-protein soybean milk product is provided on the basis of the existing soybean milk product, but in terms of the shelf life stability of the product, the whole high-protein soybean milk has more precipitates, the dry weight is between 1.5 and 1.8g/315ml, the wet weight is 6.16g/315ml, the product quality is influenced, and a separation process needs to be added to reduce the precipitation of the soybean milk, avoid market complaints and improve the satisfaction of customers.
After the disc separator is added, although the precipitation amount in the product is effectively controlled, the slag removing separator needs to carry out slag removal once every 4 to 5 minutes, and the slag removal amount is about 12 to 15L each time. About 220L of discharged slag is counted per hour, and according to the calculation of 20 hours of production of a single production line per day, 4.4 tons of soybean milk raw pulp are wasted by the single production line per day. The wasted soybean milk raw stock not only increases the production cost, but also increases the environmental protection pressure and the sewage treatment cost as the discharged feed liquid enters a sewage system.
SUMMERY OF THE UTILITY MODEL
The purpose of this application embodiment is to provide a sediment liquid recovery system, can solve current sediment equipment manufacturing cost height, and can increase the problem of environmental protection pressure and sewage treatment cost.
In order to solve the technical problem, the present application is implemented as follows:
the embodiment of this application provides a sediment liquid recovery system, includes: slagging-off separating centrifuge with arrange the sediment bucket, the slagging-off separating centrifuge through arrange the sediment pipeline with arrange sediment bucket intercommunication, set up import pipeline and export pipeline on the slagging-off separating centrifuge, sediment liquid recovery system still includes: a pulping water tank;
the deslagging separator is also provided with a pure water slag flushing pipeline which is communicated with the inlet pipeline through a first pipeline;
the slag discharging barrel is also provided with a second pipeline and a third pipeline;
two ends of the second pipeline are respectively communicated with the slag discharging barrel and the CIP cleaning pipeline;
one end of the third pipeline is communicated with the slag discharge barrel, and the other end of the third pipeline is communicated with the CIP backflow pipeline and the pulping water tank respectively.
In some embodiments, a pure water valve is arranged on the pure water slag flushing pipeline.
In some embodiments, a butterfly valve is arranged at one end of the first pipeline communicated with the inlet pipeline, and a first one-way valve is arranged at one end of the first pipeline communicated with the pure water slag flushing pipeline.
In some embodiments, a slag discharge port is arranged at a position where the slag discharge barrel is communicated with the slag discharge pipeline, and an overflow port is also arranged on the slag discharge barrel and is communicated with the overflow pipeline;
the slag discharge port and the overflow port are not arranged right opposite.
In some embodiments, the slag discharge pipeline is communicated with the side wall of the slag discharge barrel, and the included angle between the slag discharge pipeline and the horizontal plane is 8-12 degrees.
In some embodiments, a rotary spray header is arranged in the slag discharge barrel, and the second pipeline is communicated with the rotary spray header.
In some embodiments, one end of the third conduit in communication with the CIP return conduit and the refining tank is provided with a three-way directional valve, through which the third conduit is in communication with the CIP return conduit and the refining tank.
In some embodiments, a delivery pump and a second one-way valve are disposed on the third conduit.
In some embodiments, the slag discharging barrel is further provided with a first liquid level switch and a second liquid level switch;
the liquid level corresponding to the second liquid level switch is higher than the liquid level corresponding to the first liquid level switch;
under the condition that the mixture in the slag discharging barrel reaches the liquid level corresponding to the first liquid level switch in the production process, the conveying pump is in a closed state;
and when the mixture in the slag discharging barrel reaches the liquid level corresponding to the second liquid level switch in the production process, the conveying pump is in an on state.
In some embodiments, a ground discharge pipeline is further arranged on the slag discharge barrel.
In the embodiment of the application, on one hand, the residue in the deslagging separator is flushed into the residue discharging barrel through the pure water residue flushing pipeline, and then the residue liquid in the residue discharging barrel is recycled; on the other hand carries out the CIP to arranging the sediment bucket and washs before retrieving the slag liquid, for follow-up slag liquid is retrieved and provides clear environment, the slag liquid recovery system of this application embodiment realizes that the slag liquid retrieves and recycles, has both saved manufacturing cost, has reduced the slag liquid simultaneously and has discharged, reduces environmental protection pressure and sewage treatment cost.
Drawings
Fig. 1 is a schematic structural diagram of a slag liquid recovery system provided in an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. 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.
The terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It will be appreciated that the data so used may be interchanged under appropriate circumstances such that embodiments of the application may be practiced in sequences other than those illustrated or described herein, and that the terms "first," "second," and the like are generally used herein in a generic sense and do not limit the number of terms, e.g., the first term can be one or more than one. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.
The slag liquid recovery system provided by the embodiment of the present application is described in detail below with reference to the accompanying drawings through specific embodiments and application scenarios thereof.
Referring to fig. 1, an embodiment of the present application provides a slag liquid recovery system, including: slagging-off separating centrifuge 1 with arrange sediment bucket 2, slagging-off separating centrifuge 1 sets up inlet pipeline 11 and outlet pipeline 12 through arranging sediment pipeline 3 and arranging sediment bucket 2 intercommunication on the slagging-off separating centrifuge 1, and sediment liquid recovery system still includes: a pulping water tank;
the deslagging separator 1 can adopt the existing deslagging separator, the deslagging separator 1 comprises a motor (namely, a part marked by 'M' in the figure) and a working part with a rotary drum, and the structure of the deslagging separator 1 is not specifically limited in the embodiment of the application.
The refining water tank is used for collecting the slag liquid, the slag liquid in the refining water tank is used as refining water, the structure and the arrangement mode of the refining water tank can refer to the refining water tank in the existing processing assembly line, and the embodiment of the application is not specifically limited to the structure and the arrangement mode.
The deslagging separator 1 is also provided with a pure water slag flushing pipeline 4, and the pure water slag flushing pipeline 4 is communicated with an inlet pipeline 11 through a first pipeline 5; the pure water slag flushing pipeline 4 is used for introducing pure water into the deslagging separator 1, flushing residual bean dregs inside the deslagging separator 1 into the slag discharging barrel 2 along the slag discharging pipeline 3 by using the pure water, and collecting slag liquid by the slag discharging barrel 2 so as to recycle the slag liquid subsequently.
As shown in fig. 1, one end of the pure water flushing slag pipeline 4, which is communicated with the slag separator 1, includes 2 branches, it can be understood that one end of the pure water flushing slag pipeline 4, which is communicated with the slag separator 1, may also include 1 branch, or 3 branches, 4 branches, and other branches, and those skilled in the art may flexibly set the branches according to actual application scenarios, which is not specifically limited in the embodiment of the present application.
With continued reference to fig. 1, the slag removing separator 1 is further provided with a slag flushing pipeline 13, the slag flushing pipeline 13 is arranged for separating an original operation pipeline of slag discharging water, and soft water is introduced into the slag flushing pipeline 13 when the slag flushing pipeline 13 works. Similarly, the communicating end of the slag flushing pipeline 13 of the slag separator 1 may also include 1 or more branches, for example, 2 branches as shown in fig. 1.
It should be noted that the slag liquid obtained after flushing the slag in the slag separator 1 through the slag flushing pipeline 13 is not used for recycling, because the slag after flushing with the soft water cannot be recycled, in the embodiment of the present application, by adding the pure water slag flushing pipeline 4, in a scene where the slag liquid needs to be recycled, pure water is introduced into the slag separator 1 through the pure water slag flushing pipeline 4, the bean dregs in the slag separator 1 are flushed into the slag discharging barrel 2, and the obtained slag liquid is recycled in a subsequent flow.
The slag discharging barrel 2 is also provided with a second pipeline 6 and a third pipeline 7;
the two ends of the second pipeline 6 are respectively communicated with the slag discharging barrel 2 and the CIP cleaning pipeline, the second pipeline 6 is communicated with the CIP pipeline to communicate the slag discharging barrel 2 with the CIP tank in the CIP system, and the second pipeline is used for carrying out CIP cleaning on the slag discharging barrel 2 before slag liquid is recycled so as to provide a clean environment; with continued reference to fig. 1, the deslagging barrel 2 is further provided with a drainage pipeline 24, and it should be noted that, in the initial stage of CIP cleaning, a preliminary cleaning needs to be performed on the deslagging barrel 2, and the cleaned dirt is drained through the drainage pipeline 24, so as to prevent the dirt from being discharged in the CIP system during the CIP cleaning process.
Third pipeline 7 one end and row sediment bucket 2 intercommunication, the other end communicates with CIP return line and thick liquid tank respectively, and third pipeline 7 will arrange sediment bucket 2 respectively with CIP return line and thick liquid tank intercommunication, and third pipeline 7 intercommunication CIP return line and CIP tank intercommunication form CIP cleaning loop on the one hand to realize CIP circulation and wash, and on the other hand third pipeline 7 intercommunication thick liquid tank can retrieve the sediment liquid input thick liquid tank in arranging sediment bucket 2 and recycle.
It should be noted that the CIP cleaning is to clean the slag discharging barrel 2 and the third pipeline 7 before recycling the slag liquid to provide a clean environment, and the recycling can be performed only after the materials contact in the clean environment.
In the embodiment of the application, on one hand, the residue in the deslagging separator is flushed into the residue discharging barrel through the pure water residue flushing pipeline, and then the residue liquid in the residue discharging barrel is recycled; on the other hand carries out the CIP to arranging the sediment bucket and washs before retrieving the slag liquid, for follow-up slag liquid is retrieved and provides clear environment, the slag liquid recovery system of this application embodiment realizes that the slag liquid retrieves and recycles, has both saved manufacturing cost, has reduced the slag liquid simultaneously and has discharged, reduces environmental protection pressure and sewage treatment cost.
With continued reference to fig. 1, in some embodiments, a pure water valve 41 is provided in the pure water slag flushing line 4 for controlling the input of pure water.
Similarly, a valve device such as a switch valve and a Pressure Test (PT) valve may be disposed on the slag flushing pipe 13 to control the original slag discharging water operation pipeline of the separator.
With continued reference to FIG. 1, in some embodiments, a butterfly valve 51 is provided at the end of the first conduit 5 in communication with the inlet conduit 11, and a first one-way valve 52 is provided at the end of the first conduit 5 in communication with the pure water flushing slag conduit 4. Alternatively, the butterfly valve 51 may be a pneumatic butterfly valve for controlling the introduction of pure water into the inlet pipe 11, thereby more thoroughly cleaning the separator drum during CIP cleaning; the first check valve 52 serves to prevent backflow during flushing of slag by pure water.
With continued reference to fig. 1, in some embodiments, a slag discharge port is provided at a position where the slag discharge barrel 2 is communicated with the slag discharge pipeline 3, and an overflow port is further provided on the slag discharge barrel, and the overflow port is communicated with the overflow pipeline 20; the slag discharge port and the overflow port are arranged in a non-opposite way.
It should be noted that, considering that the instantaneous pressure of the deslagging separator in the deslagging process can reach more than 10bar, the deslagging barrel is designed to be normally open, and the pressure can be instantaneously released in the deslagging process, so that the overflow port is additionally arranged on the deslagging barrel. Correspondingly, the size of the overflow port and the overflow pipeline is not less than a nominal diameter (nominal diameter)65, namely not less than DN65, and the opening direction of the overflow port is not opposite to the slag discharge port of the separator, so that the slag liquid can not flow into the overflow port along the inner wall of the slag barrel during slag discharge.
With continued reference to fig. 1, in some embodiments, the slag discharge duct 3 communicates with a side wall of the slag discharge barrel 2, and an angle between the slag discharge duct 3 and a horizontal plane is 8 to 12 degrees, preferably, an angle between the slag discharge duct 3 and the horizontal plane is 10 degrees.
It should be noted that, in order to reduce the impact of the slag liquid deposited in the slag discharging barrel when discharging slag, the utility model discloses be connected slag discharging pipeline and slag discharging barrel level 10 degrees, optionally, slag discharging pipeline length is not less than 1 meter, and slag discharging pipeline cuts into slag discharging barrel from the side and arranges slag.
With continued reference to fig. 1, in some embodiments, a rotary shower head 21 is provided in the slag tapping bucket 2, and the second duct 6 communicates with the rotary shower head 21. Adopt rotatory shower head to carry out more comprehensive washing to arranging sediment bucket inside, improve the cleaning performance.
With continued reference to fig. 1, in some embodiments, the end of the third conduit 7 communicating with the CIP return conduit and the refining tank is provided with a three-way diverter valve 71, through which the third conduit 7 communicates with the CIP return conduit and the refining tank. The third pipeline is flexibly controlled to be communicated with the CIP backflow pipeline or the pulp grinding water tank through the three-way reversing valve, so that the control of CIP cleaning and slag liquid recovery is realized.
With continued reference to fig. 1, in some embodiments, the third pipeline 7 is provided with a delivery pump 72 and a second one-way valve 73, the delivery pump 72 and the second one-way valve 73 discharge the slag liquid in the slag discharging barrel 2, and the second one-way valve 73 can prevent backflow.
With continued reference to fig. 1, in some embodiments, the slag discharging barrel 2 is further provided with a first liquid level switch 22 and a second liquid level switch 23;
the liquid level corresponding to the second liquid level switch 23 is higher than the liquid level corresponding to the first liquid level switch 22;
when the mixture in the slag discharging barrel 2 reaches the liquid level corresponding to the first liquid level switch 22 in the production process, the delivery pump 72 is in a closed state;
when the mixture in the slag discharging barrel 2 reaches the liquid level corresponding to the second liquid level switch 23 during the production process, the delivery pump 73 is in an on state.
In the embodiment of the present application, by providing the liquid level switch on the slag discharging barrel 2, the slag liquid inventory in the slag discharging barrel 2 is detected by the liquid level switch, and it is determined whether to control the conveying pump 72 to discharge the slag liquid in the slag discharging barrel 2 based on the slag liquid inventory.
The first liquid level switch 22 may also be referred to as a "low liquid level switch", the second liquid level switch 23 may also be referred to as a "medium liquid level switch", and the liquid level in the slag discharging barrel 2 corresponding to each liquid level switch may be set according to actual scene requirements, for example: the slag discharging barrel is 500L in capacity, 400cm in radius and 1000cm in height, a low liquid level switch is installed at the bottom, and a medium liquid level switch is installed at the position with the capacity of 200L. The embodiment of the application does not specifically limit the specification of the slag discharging barrel and the setting position of the liquid level switch.
The working process of the deslagging system provided by the embodiment of the application is described below with reference to an actual processing flow, wherein a structural diagram of the deslagging system is shown in fig. 1.
A cleaning stage:
the cleaning of the outer side of the rotary drum and the slag cavity of the slag removing separator 1 is normally acid-base circulation, and CIP cleaning is carried out when cleaning liquid overflows and slag is discharged greatly through back pressure of an outlet pipeline 12 during water flushing. In order to thoroughly clean the rotary drum and the slag cavity, a pure water slag flushing pipeline 4 is added for cleaning the rotary drum, the pure water slag flushing pipeline 4 is used for cleaning under the control of a butterfly valve 51, and the rotary drum and the slag cavity are cleaned through a slag discharging pipeline 3. The butterfly valve 51 is intermittently opened to pass through the first one-way valve 52 during the acid-base cleaning cycle and the water flushing step, so that the cleaning liquid and the rotating drum can be contacted and flushed more fully, and the aim of thorough cleaning is fulfilled. It is recommended that butterfly valve 51 be opened every 180 seconds for 2-4 seconds. The pure water valve 41 is opened twice before the end of the last flush to prevent the cleaning solution from remaining. In terms of programming, the pure water valve 41 and the butterfly valve 51 may not be opened at the same time. The cleaning liquid for washing the rotary drum and the slag cavity enters the slag discharging barrel 2 through the slag discharging pipeline 3. Wherein the first check valve 52 prevents backflow.
When the slag removing separator 1 is cleaned, the second pipeline 6 for cleaning the slag removing barrel 2 and the recovery pipeline (namely, the third pipeline 7) independently is added, and the cleaning liquid cleans the slag removing barrel 2 through the rotary spray header 21 added to the slag removing barrel 2. The third conduit 7 is cleaned by means of the delivery pump 72 in a manner consistent with the cleaning procedures for cleaning milk tanks of the prior art. The cleaning return flow is returned to the CIP tank through the delivery pump 72, the second one-way valve 73, the three-way reversing valve 71. During the cleaning process, the outlet of the refining water tank is cleaned in a pulsating mode through a three-way reversing valve 71, and the outlet is recommended to be opened for 2-5 seconds in 300 seconds during alkali circulation, acid circulation and water flushing. The cleaning of the whole slag liquid recovery system and the recovery pipeline is used for laying a cushion for recycling the slag liquid.
A slag liquid recovery stage:
the slag removing separator 1 removes primary slag in 4-5 minutes during the operation process, and the bean dregs are flushed into the slag removing barrel 2 through the pure water valve 41. When the mixture of the bean dregs and the pure water reaches the liquid level in the dreg discharging barrel 2, the conveying pump 72 is automatically started, and the three-way reversing valve 711 is opened at the same time, so that the mixture is pumped into the refining water tank for recycling. When the mixture reaches the low level of the slag bucket, the delivery pump 72 is automatically stopped.
It should be noted that, in this document, 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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Further, it should be noted that the scope of the methods and apparatus of the embodiments of the present application is not limited to performing the functions in the order illustrated or discussed, but may include performing the functions in a substantially simultaneous manner or in a reverse order based on the functions involved, e.g., the methods described may be performed in an order different than that described, and various steps may be added, omitted, or combined. In addition, features described with reference to certain examples may be combined in other examples.
While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the invention is not limited to the precise embodiments described above, which are meant to be illustrative and not restrictive, and that various changes may be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A slag liquid recovery system comprising: slagging-off separating centrifuge with arrange the sediment bucket, the slagging-off separating centrifuge through arrange the sediment pipeline with arrange sediment bucket intercommunication, set up import pipeline and export pipeline on the slagging-off separating centrifuge, its characterized in that, sediment liquid recovery system still includes: a pulping water tank;
the deslagging separator is also provided with a pure water slag flushing pipeline which is communicated with the inlet pipeline through a first pipeline;
the slag discharging barrel is also provided with a second pipeline and a third pipeline;
two ends of the second pipeline are respectively communicated with the slag discharging barrel and the in-situ cleaning CIP cleaning pipeline;
one end of the third pipeline is communicated with the slag discharge barrel, and the other end of the third pipeline is communicated with the CIP backflow pipeline and the pulping water tank respectively.
2. The slag liquid recovery system of claim 1, wherein a pure water valve is disposed on the pure water slag flushing pipeline.
3. The slag liquid recovery system according to claim 1, wherein a butterfly valve is arranged at one end of the first pipeline communicated with the inlet pipeline, and a first one-way valve is arranged at one end of the first pipeline communicated with the pure water slag flushing pipeline.
4. The slag liquid recovery system according to claim 1, wherein a slag discharge port is arranged at a position where the slag discharge barrel is communicated with the slag discharge pipeline, and an overflow port is further arranged on the slag discharge barrel and is communicated with the overflow pipeline;
the slag discharge port and the overflow port are not arranged right opposite.
5. The slag liquid recovery system according to claim 1, wherein the slag discharge pipeline is communicated with a side wall of the slag discharge barrel, and an included angle between the slag discharge pipeline and a horizontal plane is 8-12 degrees.
6. The slag liquid recovery system according to claim 1, wherein a rotary spray header is arranged in the slag discharging barrel, and the second pipeline is communicated with the rotary spray header.
7. The slag liquid recovery system according to claim 1, wherein one end of the third pipeline, which communicates with the CIP return pipeline and the refining tank, is provided with a three-way reversing valve, and the third pipeline communicates with the CIP return pipeline and the refining tank through the three-way reversing valve.
8. The slag liquid recovery system according to claim 1, wherein a delivery pump and a second one-way valve are provided on the third pipeline.
9. The slag liquid recovery system according to claim 8, wherein the slag discharging barrel is further provided with a first liquid level switch and a second liquid level switch;
the liquid level corresponding to the second liquid level switch is higher than the liquid level corresponding to the first liquid level switch;
under the condition that the mixture in the slag discharging barrel reaches the liquid level corresponding to the first liquid level switch in the production process, the conveying pump is in a closed state;
and when the mixture in the slag discharging barrel reaches the liquid level corresponding to the second liquid level switch in the production process, the conveying pump is in an on state.
10. The slag liquid recovery system according to claim 1, wherein a ground discharge pipeline is further arranged on the slag discharge barrel.
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| CN202021203091.6U CN212596463U (en) | 2020-06-24 | 2020-06-24 | Slag liquid recovery system |
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| CN202021203091.6U CN212596463U (en) | 2020-06-24 | 2020-06-24 | Slag liquid recovery system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024061699A1 (en) * | 2022-09-20 | 2024-03-28 | Gea Westfalia Separator Group Gmbh | Method for cleaning a separator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024061699A1 (en) * | 2022-09-20 | 2024-03-28 | Gea Westfalia Separator Group Gmbh | Method for cleaning a separator |
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