Concentration device for acrylamide aqueous solution

Abstract

The utility model discloses an acrylamide aqueous solution concentrating device, which belongs to the technical field of acrylamide aqueous solution concentrating equipment, and comprises a heater, a boiler is fixedly connected to the upper end of the heater, heat conducting plates are uniformly arranged in the boiler, the lower ends of the heat conducting plates are fixedly connected with the boiler, and the upper end of the heater is fixedly connected with the boiler. The lower portion of the heat conduction plate is movably sleeved with a scraping frame, the upper portion of the boiler is covered with a boiler cover, bolts are movably inserted into the periphery of the boiler cover in a penetrating mode, and the lower portions of the bolts are installed on the boiler in a threaded mode, so that heat of the heater acts on the lower portion of the boiler and acts on the heat conduction plate through the boiler, and the heating range of an acrylamide aqueous solution is increased through the heat conduction plate. The heating efficiency of an acrylamide aqueous solution is improved, liquid with a low boiling point is evaporated and discharged through the pot cover, the concentration efficiency is improved, the bolts are unscrewed, then the pot cover is taken down, the scraping frame is pulled upwards, the scraping frame scrapes impurities attached to the outer surface of the heat conducting plate, and the practicability is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of acrylamide aqueous solution concentration equipment, in particular to an acrylamide aqueous solution concentration device. Background Art

[0002] When concentrating the acrylamide aqueous solution, it is necessary to use a concentrator to concentrate it. By evaporation, the solution with a low boiling point is separated from the original solution, and finally the concentrated liquid is discharged and collected.

[0003] Since the heating boiler of the conventional concentrator mainly heats the raw liquid from the outside to the inside, the internal liquid can only be heated toward the center through the raw liquid itself, resulting in the problem of relatively low heating efficiency of the heating boiler of the conventional concentrator.

[0004] Therefore, we propose a device for concentrating acrylamide aqueous solution to solve the above problems. Utility Model Content

[0005] The utility model aims to solve the problem of low heating efficiency of the heating boiler of the conventional concentrator and proposes a device for concentrating the acrylamide aqueous solution.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] An acrylamide aqueous solution concentration device comprises a heater, wherein the upper end of the heater is fixedly connected to a boiler, heat conducting plates are evenly arranged inside the boiler, the lower end of the heat conducting plates is fixedly connected to the boiler, a scraper is movably sleeved on the lower part of the heat conducting plates, the upper part of the boiler is covered with a pot cover, bolts are movably inserted through the periphery of the pot cover, the lower part of the bolts is threadedly installed on the boiler, and the upper part of the boiler is fixedly connected to a feed pipe. The acrylamide aqueous solution is introduced into the boiler through the feed pipe, the lower part of the boiler is heated by the heater, the heat of the heater acts on the lower part of the boiler, and acts on the heat conducting plates through the boiler, the heating range of the acrylamide aqueous solution is increased through the heat conducting plates, the heating efficiency of the acrylamide aqueous solution is increased, the liquid with a low boiling point evaporates and is discharged through the pot cover, the concentration efficiency is improved, the bolts are unscrewed, the pot cover is removed, and the scraper is pulled upward to scrape off impurities attached to the surface of the heat conducting plates, thereby improving practicality.

[0008] Preferably, a discharge valve is fixedly connected to the lower part of the boiler. When the acrylamide aqueous solution inside the boiler is concentrated, the discharge valve is opened to conveniently discharge the concentrated acrylamide aqueous solution through the discharge valve.

[0009] Preferably, the boiler comprises a flange and a furnace body, wherein the flange is fixedly connected to the upper part of the furnace body. Bolts are tightened in the flange, and the pot cover is pressed onto the furnace body by the bolts, so as to facilitate sealing of the furnace body and the pot cover.

[0010] Preferably, the scraper frame includes a connecting rod, a pull rod and a scraper, wherein the pull rod is evenly fixedly connected to the upper end of the scraper, and the connecting rod is fixedly connected to the upper end of the pull rod. The connecting rod is used to stabilize the upper spacing of the pull rod, and the pull rod is embedded between the heat conducting plates to stabilize the spacing of the heat conducting plates, thereby improving the stability of the heat conducting plate structure.

[0011] Preferably, the scraper frame further comprises a lifting ring, which is fixedly connected to the middle of the connecting rod. The hook is hooked on the lifting ring, and then the connecting rod is acted on by a lifting tool, and the pull rod is pulled upward by the connecting rod, and the scraper is pulled upward by the pull rod, so that the scraper moves along the outside of the heat conducting plate, so as to facilitate the scraping of impurities attached to the surface of the heat conducting plate.

[0012] Preferably, the pot cover comprises a cover plate, and the upper end of the cover plate is hollowed out and provided with perforations.

[0013] Preferably, the pot cover further comprises an exhaust pipe, the lower end of which is fixedly connected to the upper end of the cover plate, and the exhaust pipe penetrates the cover plate. The exhaust pipe is connected to an external condensation device to facilitate the recovery of waste liquid.

[0014] In summary, the technical effects and advantages of the utility model are as follows:

[0015] 1. Introduce the acrylamide aqueous solution into the boiler through the feed pipe, and use the heater to heat the lower part of the boiler, so that the heat of the heater acts on the lower part of the boiler, and acts on the heat conduction plate through the boiler, and the heating range of the acrylamide aqueous solution is increased through the heat conduction plate, and the heating efficiency of the acrylamide aqueous solution is increased, so that the liquid with a low boiling point evaporates and is discharged through the pot cover, thereby improving the concentration efficiency. Unscrew the bolts, remove the pot cover, pull the scraper upwards, and use the scraper to scrape off the impurities attached to the surface of the heat conduction plate, thereby improving practicality.

[0016] 2. When the acrylamide aqueous solution inside the boiler is concentrated, open the discharge valve to conveniently discharge the concentrated acrylamide aqueous solution through the discharge valve.

[0017] 3. Use connecting rods to stabilize the upper spacing of the pull rods, and use the pull rods embedded between the heat conducting plates to stabilize the spacing of the heat conducting plates, thereby improving the stability of the heat conducting plate structure.

[0018] 4. Hook the hook on the lifting ring, then use the lifting tool to act on the connecting rod, pull the pull rod upward through the connecting rod, and pull the scraper upward through the pull rod, so that the scraper moves along the outside of the heat conduction plate to facilitate scraping off impurities attached to the surface of the heat conduction plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall split structure of the utility model;

[0020] Figure 2This is a schematic diagram of the boiler structure of the utility model;

[0021] Figure 3 This is a schematic diagram of the scraper structure of the utility model;

[0022] Figure 4 This is a schematic diagram of the pot cover structure of the utility model.

[0023] In the figure: 1, heater; 2, boiler; 3, scraper; 4, pot cover; 5, discharge valve; 6, feed pipe; 7, heat transfer plate; 8, bolt; 21, flange; 22, furnace body; 31, connecting rod; 32, pull rod; 33, lifting ring; 34, scraper; 41, exhaust pipe; 42, cover plate; 43, perforation. DETAILED DESCRIPTION

[0024] The technical solutions in the utility model embodiments will be described clearly and completely below in conjunction with the drawings in the utility model embodiments. Obviously, the described embodiments are only part of the utility model embodiments, rather than all of the embodiments.

[0025] Reference Figure 1 A device for concentrating an aqueous acrylamide solution comprises a heater 1, the upper end of the heater 1 is fixedly connected to a boiler 2, heat conducting plates 7 are evenly arranged inside the boiler 2, the lower end of the heat conducting plates 7 is fixedly connected to the boiler 2, a scraper 3 is movably sleeved on the lower part of the heat conducting plates 7, the upper part of the boiler 2 is covered with a pot cover 4, the outer periphery of the pot cover 4 is movably interspersed with bolts 8, the lower part of the bolts 8 is threadedly installed on the boiler 2, and the upper part of the boiler 2 is fixedly connected to a feed pipe 6.

[0026] Reference Figure 1 The lower part of the boiler 2 is fixedly connected with a discharge valve 5. When the acrylamide aqueous solution inside the boiler 2 is concentrated, the discharge valve 5 is opened to discharge the concentrated acrylamide aqueous solution through the discharge valve 5.

[0027] Reference Figure 1 and 2 The boiler 2 includes a flange 21 and a furnace body 22. The lower part of the bolt 8 is threadedly installed in the flange 21. The heater 1 is fixedly connected to the lower end of the furnace body 22. The flange 21 is fixedly connected to the upper part of the furnace body 22. The bolt 8 is tightened in the flange 21, and the pot cover 4 is pressed against the furnace body 22 by the bolt 8.

[0028] Reference Figure 1 and 3The scraper frame 3 includes a connecting rod 31, a tie rod 32 and a scraper 34. The tie rod 32 is slidably embedded between the heat conducting plates 7. The heat conducting plates 7 slide through the scraper 34. The tie rod 32 is evenly fixedly connected to the upper end of the scraper 34. The connecting rod 31 is fixedly connected to the upper end of the tie rod 32. The connecting rod 31 is used to stabilize the upper spacing of the tie rod 32. The tie rod 32 is embedded between the heat conducting plates 7 to stabilize the spacing of the heat conducting plates 7.

[0029] Reference Figure 1 and 3 The scraper frame 3 also includes a lifting ring 33, which is fixedly connected to the middle of the connecting rod 31. The hook is hooked on the lifting ring 33, and then the connecting rod 31 is acted on by the lifting tool, and the pull rod 32 is pulled upward through the connecting rod 31, and the scraper 34 is pulled upward through the pull rod 32, so that the scraper 34 moves along the outside of the heat conducting plate 7.

[0030] Reference Figure 1 , 2 4, the pot cover 4 includes a cover plate 42, the lower end of the cover plate 42 is sealed and matched with the upper end of the furnace body 22, and the upper end of the cover plate 42 is hollowed out and has a through hole 43. The bolt 8 moves through the through hole 43.

[0031] Reference Figure 1 and 4 The pot cover 4 further includes an exhaust pipe 41, the lower end of the exhaust pipe 41 is fixedly connected to the upper end of the cover plate 42, and the exhaust pipe 41 penetrates the cover plate 42. The exhaust pipe 41 is used to connect an external condensation device.

[0032] Working principle: introduce the acrylamide aqueous solution into the boiler 2 through the feed pipe 6, use the heater 1 to heat the lower part of the boiler 2, so that the heat of the heater 1 acts on the lower part of the boiler 2, and acts on the heat conduction plate 7 through the boiler 2, and the heating range of the acrylamide aqueous solution is increased through the heat conduction plate 7, and the heating efficiency of the acrylamide aqueous solution is increased, so that the liquid with a low boiling point evaporates and is discharged through the pot cover 4, thereby improving the concentration efficiency, unscrewing the bolt 8, then removing the pot cover 4, pulling the scraper 3 upwards, so that the scraper 3 scrapes off the impurities attached to the surface of the heat conduction plate 7.

[0033] The above is only a preferred specific implementation method of the utility model, but the protection scope of the utility model is not limited to it. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the utility model according to the technical scheme and utility model concept of the utility model, which should be covered by the protection scope of the utility model.

[0034] The description briefly mentions the application direction of the utility model for the prior art that is known to those skilled in the art and has not been changed, and combines it with the utility model to form a complete technology; the description avoids over-popularizing the technology familiar to those skilled in the art, and is used to assist those skilled in the art to quickly understand the main content of the utility model.

Claims

1. A device for concentrating an aqueous acrylamide solution, comprising a heater (1), characterized in that: The upper end of the heater (1) is fixedly connected to a boiler (2), the interior of the boiler (2) is evenly arranged with heat conducting plates (7), the lower end of the heat conducting plates (7) is fixedly connected to the boiler (2), the lower part of the heat conducting plates (7) is movably covered with a scraper (3), the upper part of the boiler (2) is covered with a pot cover (4), the outer periphery of the pot cover (4) is movably penetrated with bolts (8), the lower part of the bolts (8) is threadedly mounted on the boiler (2), and the upper part of the boiler (2) is fixedly connected to a feed pipe (6).

2. The device for concentrating an aqueous acrylamide solution according to claim 1, characterized in that: A discharge valve (5) is fixedly connected to the lower part of the boiler (2).

3. The device for concentrating an aqueous acrylamide solution according to claim 1, characterized in that: The boiler (2) comprises a flange (21) and a furnace body (22), wherein the flange (21) is fixedly connected to the upper part of the furnace body (22).

4. The device for concentrating an aqueous acrylamide solution according to claim 1, characterized in that: The scraper frame (3) comprises a connecting rod (31), a pull rod (32) and a scraper (34); the pull rod (32) is evenly and fixedly connected to the upper end of the scraper (34); and the connecting rod (31) is fixedly connected to the upper end of the pull rod (32).

5. The device for concentrating an aqueous acrylamide solution according to claim 4, characterized in that: The scraper frame (3) further comprises a lifting ring (33), wherein the lifting ring (33) is fixedly connected to the middle part of the connecting rod (31).

6. The device for concentrating an aqueous acrylamide solution according to claim 1, characterized in that: The pot cover (4) comprises a cover plate (42), and the upper end of the cover plate (42) is hollowed out and provided with a perforation (43).

7. The device for concentrating an aqueous acrylamide solution according to claim 6, characterized in that: The pot cover (4) further comprises an exhaust pipe (41), the lower end of the exhaust pipe (41) being fixedly connected to the upper end of the cover plate (42), and the exhaust pipe (41) passing through the cover plate (42).

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