CN215995721U - Mother liquor bleaching powder tank - Google Patents

Abstract

The utility model relates to a mother liquor floats whitewashed jar, jar body including vertical setting, the upper end rigid coupling of the jar body has the apron, the internal portion rigid coupling of jar has the baffle of vertical setting, the top rigid coupling of baffle is in the apron, and the bottom of baffle and jar body bottom contactless, one side rigid coupling that the apron corresponds the baffle has the inlet pipe, one side rigid coupling that the jar body corresponds the baffle and is close to the inlet pipe has the vertical blown down tank that sets up down of notch, one side that the blown down tank was kept away from to the corresponding baffle of jar body has the overflow pipe from top to bottom in proper order the rigid coupling, gravity pipe and flow tube, the overflow pipe, all install the valve on gravity pipe and the flow tube. The mother liquor floating powder tank provided by the application utilizes the fact that the HRG fine powder is slightly lighter than water, so that the HRG fine powder floats on the water surface, the physical method is used for layering isolation, the mother liquor is subjected to wastewater removal treatment, and the HRG fine powder returns to the condensation tank for re-granulation.

Description

Mother liquor bleaching powder tank

Technical Field

The application relates to the technical field of wastewater treatment, in particular to a mother liquor bleaching powder tank.

Background

In the production process of ABS resin, the content of waste water slag and latex is too high, which brings great difficulty to waste water treatment, a coagulation dehydration unit is an important ring in waste water treatment, the coagulation dehydration unit is a process for obtaining HRG dry powder by performing emulsion breaking, centrifugation and extrusion dehydration on HRG latex, the dehydrated mother liquor contains HRG powder, a small part of the mother liquor is recycled after passing through a mother liquor filter, and a large part of the mother liquor is used as production waste water for waste water treatment.

The filtering precision of the mother liquor filter is 75 mu m, HRG powder with particles larger than 75 mu m is returned to the condensation tank for re-granulation after being intercepted by the filter screen, HRG powder with particles smaller than 75 mu m is discharged along with the mother liquor, and the filtering mesh number of the mother liquor filter can be increased in order to improve the filtering precision of the mother liquor filter.

In view of the above-mentioned related arts, the inventors thought that increasing the number of filtration meshes easily causes clogging of the mother liquor filter and decreases the filtration efficiency of the mother liquor filter, and in order to further improve the filtration efficiency of the mother liquor filter, it is necessary to provide an apparatus for separating HRG fine powder from the mother liquor in the mother liquor.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem that the separation efficiency of HRG fine powder and mother liquor in the mother liquor is low, the application provides a mother liquor bleaching powder tank.

The application provides a mother liquor floats powder jar adopts following technical scheme:

the utility model provides a mother liquor floats whitewashed jar, includes the jar body of vertical setting, the upper end rigid coupling of the jar body has the apron, the internal portion rigid coupling of jar has the baffle of vertical setting, the top rigid coupling of baffle in the apron, and the bottom of baffle and jar body bottom contactless, one side rigid coupling that the apron corresponds the baffle has the inlet pipe, the jar one side rigid coupling that the body corresponds the baffle and is close to the inlet pipe has the spout one that the notch is vertical to set up down, the one side that the spout one was kept away from to the baffle that the jar body corresponds is the rigid coupling in proper order from top to bottom has overflow pipe, gravity pipe and flowing liquid pipe, all install the valve on overflow pipe, gravity pipe and the flowing liquid pipe.

By adopting the technical scheme, the water is filled in the tank body, the mother liquor containing the HRG fine powder enters one side of the partition plate of the tank body through the feeding pipe, the HRG fine powder is slightly lighter than the water in density, the HRG fine powder floats on the water surface, the mother liquor is dissolved in the water, the HRG fine powder is slowly accumulated on one side of the partition plate, the mother liquor enters the other side from the bottom of the partition plate, the HRG fine powder and the mother liquor are layered, when the HRG fine powder is accumulated to a certain amount, the overflow pipe is closed, the valves on the gravity pipe and the liquid flow pipe are used for gradually rising the liquid level, the HRG fine powder can flow to the first discharge groove and then enter the subsequent coagulation tank for re-granulation.

Optionally, the lower extreme rigid coupling of blown down tank one has blown down tank two, blown down tank two is the pyramid setting.

Through adopting above-mentioned technical scheme, the work of overflowing of follow-up HRG farine is made things convenient for in the setting of blown down tank two, and the flow of HRG farine from blown down tank two is helped in the setting of square pyramid shape.

Optionally, the vertical distance between the middle part of the bottom end of the partition board and the bottom of the tank body is 150-250 mm.

Through adopting above-mentioned technical scheme, the distance between baffle bottom and the jar body bottom is too short, influences the play liquid yield of mother liquor, and then influences the efficiency of follow-up mother liquor and HRG fine powder separation.

Optionally, the cross section of the first discharge chute is square.

By adopting the technical scheme, the square arrangement effectively increases the sectional area, and is beneficial to the subsequent overflow work of the HRG fine powder.

Optionally, the taper angle of the discharge chute II is 45 degrees.

By adopting the technical scheme, the HRG fine powder flows more smoothly by gravity due to the arrangement of the rectangular pyramid angle, and the discharge work of the HRG fine powder is facilitated.

Optionally, the height of the first discharge chute is 100-200 mm.

By adopting the technical scheme, the arrangement of the height of the first discharge chute is beneficial to the overflow of the HRG fine powder, and the overflow efficiency of the HRG fine powder is improved.

Optionally, the vertical distance between the overflow port and the top end of the first discharge chute is 100 mm and 200 mm.

Through adopting above-mentioned technical scheme, the distance between overflow mouth and the blown down tank is provided with the height that helps adjusting the internal mother liquor of jar, makes things convenient for the regulation of follow-up HRG fine powder's height.

Optionally, the vertical distance between the bottom end of the first discharge chute and the gravity flow port is 200mm and 300 mm.

By adopting the technical scheme, the distance between the first discharge chute and the gravity flow port is set to be beneficial to the overflow work of the subsequent HRG fine powder.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the mother liquor that this application set up floats the powder jar and utilizes HRG farine slightly lighter than water, makes HRG farine float on the surface of water, carries out the layering with physical method and keeps apart, makes the mother liquor remove waste water treatment, makes HRG farine return the coacervation jar and granulate again, has increased particle size, makes HRG farine can reuse, and has reduced follow-up waste water treatment's the degree of difficulty.

2. The internal HRG farine of jar that this application set up slowly accumulates in one side of baffle, and the mother liquor gets into the opposite side from the baffle is underneath, realizes the layering of HRG farine and mother liquor, and when HRG farine accumulation to a certain amount, close the overflow pipe, the valve on gravity pipe and the flow tube makes the liquid level rise gradually, and HRG farine then can flow to blown down tank one, then gets into subsequent condensing tank and carries out granulation again.

Drawings

FIG. 1 is a schematic structural diagram of a mother liquor bleaching powder tank in an embodiment of the present application.

FIG. 2 is a cross-sectional view of a mother liquor bleaching powder tank according to an embodiment of the present application.

Description of reference numerals: 1. a tank body; 11. a cover plate; 12. a partition plate; 13. a feed pipe; 14. a through hole; 141. a first discharge chute; 142. a discharge chute II; 143. a powder outlet pipe; 15. an overflow port; 151. an overflow pipe; 16. a gravity flow port; 161. a gravity tube; 17. a liquid flow port; 171. a liquid flow pipe; 18. an air outlet pipe; 19. a liquid outlet main pipe; 191. and (4) a liquid outlet branch pipe.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses a mother liquor bleaching powder tank.

Referring to fig. 1 and 2, a mother liquor bleaching powder tank comprises a vertically arranged tank body 1, wherein the tank body 1 is cylindrically arranged, a cover plate 11 is fixedly connected to the upper end of the tank body 1, a vertically arranged partition plate 12 is fixedly connected to the inside of the tank body 1, the partition plate 12 is coaxially arranged with the tank body 1, the tank body 1 is divided into two chambers by the partition plate 12, the partition plate 12 is cuboid, the top end of the partition plate 12 is fixedly connected to the cover plate 11, the bottom end of the partition plate 12 is not in contact with the bottom of the tank body 1, the vertical distance between the middle part of the bottom end of the partition plate 12 and the bottom of the tank body 1 is 150-250mm, and in this embodiment, the vertical distance between the middle part of the bottom end of the partition plate 12 and the bottom of the tank body 1 is 200 mm.

Referring to fig. 1 and 2, a feed pipe 13 is fixedly connected to one side of the cover plate 11 corresponding to the partition plate 12, a valve for opening or closing the feed pipe 13 is installed on the feed pipe 13, a through hole 14 is formed in one side of the tank body 1 corresponding to the partition plate 12, which is close to the feed pipe 13, a first discharge chute 141 is fixedly connected to the position of the tank body 1 corresponding to the through hole 14, the first discharge chute 141 is arranged in a rectangular shape, the height of the first discharge chute 141 is 100-200mm, the notch of the first discharge chute 141 is vertically arranged downward, a second discharge chute 142 is fixedly connected to the lower end of the first discharge chute 141, the second discharge chute 142 is arranged in a quadrangular pyramid shape, a powder outlet pipe 143 is fixedly connected to the lower end of the second discharge chute 142, a valve capable of opening or closing the powder outlet pipe 143 is installed on the powder outlet pipe 143, and the arrangement of the first discharge chute 141 and the second discharge chute 142 facilitates the subsequent overflow work of the HRG fine powder; in the embodiment, the section of the first discharge chute 141 is square, the height of the first discharge chute 141 is 150mm, and the square effectively increases the sectional area, so that the subsequent overflow work of the HRG fine powder is facilitated; the conical angle of the discharge chute II 142 is 45 degrees, so that the HRG fine powder flows more smoothly.

Referring to fig. 1 and 2, an overflow port 15 is formed in an upper end of a side of a tank body 1 corresponding to a partition plate 12, the side being away from a first discharge tank 141, an overflow pipe 151 is fixedly connected to a position of the tank body 1 corresponding to the overflow port 15, a valve for opening or closing a corresponding pipeline is installed on the overflow pipe 151, a gravity flow port 16 is formed in a lower side of the tank body 1 corresponding to the overflow pipe 151, a gravity pipe 161 is fixedly connected to a position of the tank body 1 corresponding to the gravity flow port 16, a valve for opening or closing a corresponding pipeline is installed on the gravity pipe 161, a flow port 17 is formed in a lower side of the tank body 1 corresponding to the gravity pipe 161, a flow pipe 171 is fixedly connected to a position of the tank body 1 corresponding to the flow port 17, a valve for opening or closing a corresponding pipeline is installed on the flow pipe 171, ends of the overflow pipe 151, the gravity pipe 161 and the flow pipe 171, which are away from the tank body 1, and mother liquor flowing out from the overflow pipe 151, the gravity pipe 161 and the flow pipe 171 is subjected to waste water treatment, the vertical distance between the overflow port 15 and the top end of the first discharge chute 141 is 200mm, the vertical distance between the bottom end of the first discharge chute 141 and the gravity flow port 16 is 200mm, 300mm, in this embodiment, the vertical distance between the overflow port 15 and the top end of the first discharge chute 141 is 150mm, and the vertical distance between the bottom end of the first discharge chute 141 and the gravity flow port 16 is 250 mm.

Referring to fig. 1 and 2, the upper end of the cover plate 11 is fixedly connected with an outlet pipe 18 corresponding to both sides of the partition plate 12, and the outlet pipe 18 is provided with a valve for opening or closing the outlet pipe 18; the bottom of the tank body 1 is fixedly connected with a liquid outlet main pipe 19, one end of the liquid outlet main pipe 19, which is far away from the tank body 1, is fixedly connected with two liquid outlet branch pipes 191, the liquid outlet branch pipes 191 are respectively provided with a valve for opening or closing the liquid outlet branch pipes 191, and the arrangement of the two liquid outlet branch pipes 191 is favorable for subsequent filtration and recycling of mother liquor.

When the method is specifically implemented, water is filled in the tank body 1, the mother liquor containing the HRG fine powder enters one side of the partition plate 12 of the tank body 1 through the feeding pipe 13, the HRG fine powder floats on the water surface by utilizing the fact that the density of the HRG fine powder is slightly lighter than that of the water, the mother liquor is dissolved in the water, the HRG fine powder is slowly accumulated on one side of the partition plate 12, and the mother liquor enters the other side from the bottom of the partition plate 12, so that layering of the HRG fine powder and the mother liquor is realized.

And then adjusting valves on the overflow pipe 151, the gravity pipe 161 and the liquid flow pipe 171 to control the outflow of the mother liquor so as to achieve the relative stability of the liquid level, when the HRG fine powder is accumulated to a certain amount, closing the valves on the overflow pipe 151, the gravity pipe 161 and the liquid flow pipe 171 to gradually raise the liquid level, enabling the HRG fine powder to flow to the first discharge groove 141, enter the powder outlet pipe 143 through the second discharge groove 142, and enter a subsequent agglomeration tank from the powder outlet pipe 143 by utilizing the height difference of the tank body 1 for re-granulation.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a mother liquor floats powder jar, includes the jar body (1) of vertical setting, the upper end rigid coupling of the jar body (1) has apron (11), its characterized in that: the inside rigid coupling of the jar body (1) has baffle (12) of vertical setting, the top rigid coupling of baffle (12) is in apron (11), and the bottom of baffle (12) and jar body (1) bottom contactless, one side rigid coupling that apron (11) corresponds baffle (12) has inlet pipe (13), the jar body (1) corresponds one side rigid coupling that baffle (12) is close to inlet pipe (13) has the spout that the notch is vertical (141) that set up down, one side that the spout (141) was kept away from to the jar body (1) corresponds baffle (12) has overflow pipe (151), gravity pipe (161) and flow tube (171) from top to bottom in proper order the rigid coupling, all install the valve on overflow pipe (151), gravity pipe (161) and flow tube (171).

2. The mother liquor bleaching powder tank of claim 1, characterized in that: the lower end of the first discharge groove (141) is fixedly connected with a second discharge groove (142), and the second discharge groove (142) is arranged in a quadrangular pyramid shape.

3. The mother liquor bleaching powder tank of claim 1, characterized in that: the vertical distance between the middle part of the bottom end of the clapboard (12) and the bottom of the tank body (1) is 150mm and 250 mm.

4. The mother liquor bleaching powder tank of claim 1, characterized in that: the section of the first discharge chute (141) is square.

5. The mother liquor bleaching powder tank of claim 2, characterized in that: the conical angle of the discharge chute II (142) is 45 degrees.

6. The mother liquor bleaching powder tank of claim 1, characterized in that: the height of the first discharge chute (141) is 100 mm and 200 mm.

7. The mother liquor bleaching powder tank of claim 1, characterized in that: the upper end of one side, away from the first discharge groove (141), of the tank body (1) corresponding to the partition plate (12) is provided with an overflow port (15), the overflow pipe (151) is fixedly connected to the position, corresponding to the overflow port (15), of the tank body (1), and the vertical distance between the overflow port (15) and the top end of the first discharge groove (141) is 100-200 mm.

8. The mother liquor bleaching powder tank of claim 1, characterized in that: the vertical distance between the bottom end of the first discharge chute (141) and the gravity flow port (16) is 200mm and 300 mm.

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