CN218076495U - Heater for caprolactam extraction liquid - Google Patents

Abstract

The utility model belongs to the technical field of heaters, in particular to a caprolactam extract heater, which comprises a cylinder body, wherein four corners at the bottom of the cylinder body are fixedly connected with supporting legs, the top of the cylinder body is rotatably connected with a cover body, the top of the cover body is fixedly connected with a handle, the top of the cover body is fixedly connected with an exhaust pipe, one side of the cylinder body is fixedly connected with a controller, the bottom of one side of the cylinder body is fixedly connected with a drain pipe, the surface of the drain pipe is fixedly connected with a drain valve, the bottom of the cylinder body is fixedly connected with a case, the interior of the case is fixedly connected with a motor, and the top end of the motor is provided with an even mechanism; utilize even mechanism can make the solution of the inboard middle part position of barrel also can be heated fast, and then reduced the difference in temperature between the inside solution of barrel to accelerated the extraction speed of solution, improved the extraction efficiency of solution, can clear up the impurity on the barrel inner wall through clearance mechanism, clean more during the clearance laborsaving, convenient and fast.

Description

Heater for caprolactam extraction liquid

Technical Field

The utility model relates to a heater technical field specifically is a caprolactam extract liquid heater.

Background

The traditional caprolactam refining process is to obtain caprolactam water solution with lower conductivity (generally less than 30 mus/cm) after benzene extraction and back extraction of crude caprolactam water solution neutralized by ammonia water. At present, in order to save energy and reduce consumption, most caprolactam manufacturers adopt a neutralization and crystallization process, the re-discharged liquid of a reaction unit directly reacts with gaseous ammonia to be separated to obtain a crude caprolactam water solution, then benzene extraction and back extraction are carried out, and a caprolactam extraction liquid heater is needed when extraction is carried out between the crude caprolactam water solution and the benzene solution.

The existing caprolactam extract liquid heater is usually heated through the side wall or the bottom of a cylinder body, so that the temperature of solution at the middle position in the cylinder body is slowly increased, the temperature difference is formed between the temperature in the cylinder body and the temperature outside the cylinder body, the heating rate of the heater is low, and the extraction rate between the solutions is reduced; therefore, a heater for a caprolactam extraction liquid is provided to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In order to remedy prior art's not enough, solved often to heat through the lateral wall of barrel or bottom to make the solution temperature rise of the inside intermediate position of barrel slower, thereby make and form the difference in temperature between the inside temperature of barrel and the temperature in the barrel outside, thereby make the rate of heating of heater low, and then make the problem that the extraction rate between the solution reduces, the utility model provides a caprolactam extract liquid heater.

The utility model provides a technical scheme that its technical problem adopted is: a caprolactam extract heater, the novel nipple rectifier comprises a cylindrical shel, the bottom four corners fixedly connected with supporting leg of barrel, the top of barrel is rotated and is connected with the lid, the top fixedly connected with handle of lid, the top fixedly connected with blast pipe of lid, one side fixedly connected with controller of barrel, one side bottom fixedly connected with drain pipe of barrel, the fixed surface of drain pipe is connected with the drain valve, the bottom fixedly connected with machine case of barrel, the inside fixedly connected with motor of machine case, the top of motor is provided with even mechanism, even mechanism is located the inside of barrel.

Preferably, the bottom fixedly connected with sealing plug of lid, the cavity has been seted up to the inner wall of barrel, the inside fixedly connected with heater strip of cavity, the heater strip is the heliciform, thick caprolactam aqueous solution after aqueous ammonia neutralization needs to obtain the caprolactam aqueous solution that purity is high through the extraction of benzene, at first open the lid through the handle and add thick caprolactam aqueous solution and benzene solution to the inside of barrel, then cover the lid, the sealing plug through the lid bottom can play the effect at sealed lid edge, work through controller starter motor, the motor drives even mechanism and works and accelerates the extraction between thick caprolactam aqueous solution and the benzene solution, heat the inside solution of barrel through the heater strip in the cavity, and then can accelerate extraction speed and extraction effect between the two, the gas that produces in the extraction process discharges through the blast pipe, the solution after the extraction makes it discharge the barrel through the drain pipe through opening the drain valve.

Preferably, the uniform mechanism comprises a hollow shaft, the bottom end of the hollow shaft is rotatably connected to the top end of the motor, and the top end of the hollow shaft penetrates through the bottom wall of the cylinder and extends to the inside of the cylinder.

Preferably, the surface of the hollow shaft is rotatably connected with a bearing, the outer surface of the bearing is fixedly connected to the surface of the cylinder, the two sides of the hollow shaft are fixedly connected with side pipes, and the top end of the hollow shaft is rotatably connected with a shaft cover.

Preferably, the inside fixedly connected with electric heater of hollow shaft, electric heater's bottom fixedly connected with heating house steward, heating house steward's both sides fixedly connected with heating is divided the pipe, just the heating is divided the inside that the pipe is located the side pipe, the both sides of hollow shaft are provided with clearance mechanism, utilize even mechanism can make the solution of the inboard middle part position of barrel also can be heated fast, and then reduced the difference in temperature between the inside solution of barrel, start motor through the controller and work, the motor drives the hollow shaft and rotates, the hollow shaft drives the side pipe and rotates, work through the inside electric heater of hollow shaft, electric heater makes heating house steward and heating branch pipe heat the inside of hollow shaft and side pipe respectively, and then pivoted and heating hollow shaft and side pipe can carry out quick heating to the inside middle solution of barrel, and then can reduce the difference in temperature between the barrel inside and outside solution, thereby accelerated the extraction speed of solution, improved the extraction efficiency of solution.

Preferably, clearance mechanism includes the telescopic link, the one end fixedly connected with scraper blade of telescopic link, the inner wall of barrel can produce some subsidiary products when extracting solution to can the adhesion to the inner wall of barrel and not good clearance, can clear up the impurity on the barrel inner wall through clearance mechanism, at first when the extraction is accomplished the back and is cleared up the inner wall of barrel, starter motor drives the hollow shaft and rotates, the hollow shaft drives the spirit pole and rotates, thereby the telescopic link drives the scraper blade and rotates and clear up the inner wall of barrel, cleaner laborsaving during the clearance, convenient and fast.

The utility model discloses an useful part lies in:

1. the utility model discloses an even mechanism, utilize even mechanism can make the solution of the inboard middle part position of barrel also can be heated fast, and then reduced the difference in temperature between the inside solution of barrel, work through controller starter motor, the motor drives the hollow shaft and rotates, the hollow shaft drives the side pipe and rotates, work through the inside electric heater of hollow shaft, electric heater makes heating house steward and heating branch pipe heat the inside of hollow shaft and side pipe respectively, and then the pivoted and the solution of heating hollow shaft and side pipe in the middle of can being to the barrel inside carries out quick heating, and then can reduce the difference in temperature between the inside solution of barrel, thereby the extraction rate of solution has been accelerated, the extraction efficiency of solution has been improved.

2. The utility model discloses a clearance mechanism, the inner wall of barrel can produce some subsidiary products when extracting solution, thereby can the adhesion to the inner wall of barrel and not clear up, can clear up the impurity on the barrel inner wall through clearance mechanism, at first when the extraction is accomplished the back and is cleared up the inner wall of barrel, the starter motor drives the hollow shaft and rotates, the hollow shaft drives the spirit pole and rotates, thereby the telescopic link drives the scraper blade and rotates and clear up the inner wall of barrel, cleaner laborsaving during the clearance, convenient and fast.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the barrel of the present invention;

FIG. 3 is a schematic view of the structure of the uniform mechanism of the present invention;

FIG. 4 is a schematic view of the cleaning mechanism of the present invention;

fig. 5 is a schematic view of the surface structure of the side tube of the present invention.

In the figure: 1. a cylinder body; 2. supporting legs; 3. a cover body; 4. a handle; 5. an exhaust pipe; 6. a controller; 7. a drain pipe; 8. a drain valve; 9. a chassis; 10. a motor; 11. a homogenizing mechanism; 111. a hollow shaft; 112. a bearing; 113. a side tube; 1131. a flow guide block; 1132. a spherical block; 1133. a groove; 114. a shaft cover; 115. an electric heater; 116. heating the header pipe; 117. heating the branch pipes; 118. a cleaning mechanism; 1181. a telescopic rod; 1182. a squeegee; 12. a sealing plug; 13. a cavity; 14. a heating wire.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example one

Please refer to fig. 1-4, a caprolactam extraction liquid heater, which comprises a cylinder 1, wherein four corners of the bottom of the cylinder 1 are fixedly connected with supporting legs 2, the top of the cylinder 1 is rotatably connected with a cover 3, the top of the cover 3 is fixedly connected with a handle 4, the top of the cover 3 is fixedly connected with an exhaust pipe 5, one side of the cylinder 1 is fixedly connected with a controller 6, one side of the cylinder 1 is fixedly connected with a drain pipe 7, the surface of the drain pipe 7 is fixedly connected with a drain valve 8, the bottom of the cylinder 1 is fixedly connected with a case 9, the inside of the case 9 is fixedly connected with a motor 10, the top of the motor 10 is provided with an uniform mechanism 11, and the uniform mechanism 11 is located inside the cylinder 1.

Wherein, the bottom fixedly connected with sealing plug 12 of lid 3, cavity 13 has been seted up to the inner wall of barrel 1, the inside fixedly connected with heater strip 14 of cavity 13, heater strip 14 is the heliciform, thick caprolactam aqueous solution after aqueous ammonia neutralization needs to obtain the caprolactam aqueous solution that the purity is high through the extraction of benzene, at first open lid 3 through the handle and add thick caprolactam aqueous solution and benzene solution to the inside of barrel 1, then cover lid 3, sealing plug 12 through lid 3 bottom can play the effect at sealed lid 3 edge, work through 6 starting motor 10 of controller, motor 10 drives even mechanism 11 and carries out the extraction between work and accelerate thick caprolactam aqueous solution and the benzene solution, heat the solution of barrel 1 inside through heater strip 14 in the cavity 13, and then can accelerate extraction speed and extraction effect between the two, the gas that produces among the extraction process discharges through blast pipe 5, the solution after the extraction makes it discharge barrel 1 through drain pipe 7 through opening drain valve 8.

Wherein, the homogenizing mechanism 11 comprises a hollow shaft 111, the bottom end of the hollow shaft 111 is rotatably connected to the top end of the motor 10, and the top end of the hollow shaft 111 penetrates through the bottom wall of the barrel 1 and extends to the inside of the barrel 1.

Wherein, the surface of hollow shaft 111 is connected with bearing 112 in a rotating way, the outer surface of bearing 112 is fixedly connected with the surface of barrel 1, both sides of hollow shaft 111 are fixedly connected with side pipes 113, and the top of hollow shaft 111 is connected with shaft cover 114 in a rotating way.

Wherein, the inside fixedly connected with electric heater 115 of hollow shaft 111, the bottom fixedly connected with of electric heater 115 heats house steward 116, the both sides fixedly connected with of heating house steward 116 heats branch pipe 117, and it is located the inside of side pipe 113 to heat branch pipe 117, the both sides of hollow shaft 111 are provided with clearance mechanism 118, utilize homogeneous mechanism 11 to make the solution of barrel 1 inboard middle part position also can be heated fast, and then reduced the difference in temperature between the inside solution of barrel 1, start motor 10 through controller 6 and work, motor 10 drives hollow shaft 111 and rotates, hollow shaft 111 drives side pipe 113 and rotates, work through the inside electric heater 115 of hollow shaft 111, electric heater 115 makes heating house steward 116 and heating branch pipe 117 heat the inside of hollow shaft 111 and side pipe 113 respectively, and then the pivoted and heating hollow shaft 111 and side pipe 113 can carry out quick heating to the inside middle solution of barrel 1, and then can reduce the difference in temperature between the outside solution of barrel 1, thereby the extraction speed of solution has been accelerated, the extraction efficiency of solution has been improved.

Wherein, clearance mechanism 118 includes telescopic link 1181, telescopic link 1181's one end fixedly connected with scraper blade 1182, the inner wall of barrel 1 can produce some subsidiary products when extracting solution, thereby can adhere to the inner wall of barrel 1 and not clear up, can clear up the impurity on the barrel 1 inner wall through clearance mechanism 118, at first when the extraction is accomplished the back and is cleared up the inner wall of barrel 1, starter motor 10 drives hollow shaft 111 and rotates, hollow shaft 111 drives the spirit pole and rotates, thereby telescopic link 1181 drives scraper blade 1182 and rotates and clear up the inner wall of barrel 1, cleaner laborsaving during the clearance, convenient and fast.

Example two

Please refer to fig. 5, comparative example one, as another embodiment of the present invention, one side fixedly connected with flow guide block 1131 of the side pipe 113, the other side fixedly connected with spherical block 1132 of the side pipe 113, the surface of the spherical block 1132 is provided with a groove 1133, the resistance between the solution and the side pipe 113 can be reduced through the flow guide block 1131, and then the stirring speed of the side pipe 113 to the solution can be accelerated, the groove 1133 on the spherical block 1132 enables the side pipe 113 to rotate while generating a certain bubble, and then the flow and the activity of the liquid can be enhanced through the generated bubble, and then the contact between the solutions can be more sufficient, thereby the extraction rate can be improved.

The working principle is as follows: the method comprises the steps that the crude caprolactam water solution neutralized by ammonia water needs to be extracted by benzene to obtain a high-purity caprolactam water solution, firstly, a cover body 3 is opened through a handle, the crude caprolactam water solution and the benzene solution are added into a barrel 1, then, the cover body 3 is covered, the effect of sealing the edge of the cover body 3 can be achieved through a sealing plug 12 at the bottom of the cover body 3, a motor 10 is started through a controller 6 to work, the motor 10 drives a uniform mechanism 11 to work to accelerate the extraction between the crude caprolactam water solution and the benzene solution, the solution in the barrel 1 is heated through a heating wire 14 in a cavity 13, the extraction speed and the extraction effect between the crude caprolactam water solution and the benzene solution can be accelerated, gas generated in the extraction process is discharged through an exhaust pipe 5, and the extracted solution is discharged out of the barrel 1 through a drain pipe 7 by opening a drain valve 8;

the solution in the middle of the inner side of the cylinder 1 can be rapidly heated by the aid of the homogenizing mechanism 11, so that temperature difference between the solutions in the cylinder 1 is reduced, the motor 10 is started through the controller 6 to work, the motor 10 drives the hollow shaft 111 to rotate, the hollow shaft 111 drives the side pipe 113 to rotate, the electric heater 115 in the hollow shaft 111 works, the electric heater 115 enables the heating main pipe 116 and the heating branch pipe 117 to heat the interiors of the hollow shaft 111 and the side pipe 113 respectively, the solution in the middle of the inner side of the cylinder 1 can be rapidly heated by the rotating and heating hollow shaft 111 and the side pipe 113, so that temperature difference between the solutions in the inner side and the outer side of the cylinder 1 can be reduced, extraction speed of the solution is increased, and extraction efficiency of the solution is improved;

the inner wall of barrel 1 can produce some subsidiary products when extracting solution, thereby can the adhesion to the inner wall of barrel 1 and not clear up, can clear up the impurity on the inner wall of barrel 1 through clearance mechanism 118, at first when the extraction is accomplished the back and is cleared up the inner wall of barrel 1, starter motor 10 drives hollow shaft 111 and rotates, hollow shaft 111 drives the spirit pole and rotates, thereby telescopic link 1181 drives scraper blade 1182 and rotates and clear up the inner wall of barrel 1, cleaner laborsaving during the clearance, convenient and fast.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims (6)

1. A heater for caprolactam extraction liquid, comprising a cylinder body (1), characterized in that: the utility model discloses a water purifier, including barrel (1), top fixedly connected with support leg (2) in bottom four corners of barrel (1), the top of barrel (1) is rotated and is connected with lid (3), top fixedly connected with handle (4) of lid (3), top fixedly connected with blast pipe (5) of lid (3), one side fixedly connected with controller (6) of barrel (1), one side bottom fixedly connected with drain pipe (7) of barrel (1), the fixed surface of drain pipe (7) is connected with drain valve (8), bottom fixedly connected with machine case (9) of barrel (1), the inside fixedly connected with motor (10) of machine case (9), the top of motor (10) is provided with even mechanism (11), even mechanism (11) are located the inside of barrel (1).

2. A heater for a caprolactam extraction solution according to claim 1, wherein: the bottom fixedly connected with sealing plug (12) of lid (3), cavity (13) have been seted up to the inner wall of barrel (1), the inside fixedly connected with heater strip (14) of cavity (13), heater strip (14) are the heliciform.

3. A heater for a caprolactam extraction solution according to claim 1, wherein: the uniform mechanism (11) comprises a hollow shaft (111), the bottom end of the hollow shaft (111) is rotatably connected to the top end of the motor (10), and the top end of the hollow shaft (111) penetrates through the bottom wall of the barrel body (1) and extends to the interior of the barrel body (1).

4. A heater for a caprolactam extraction liquid according to claim 3, characterized in that: the surface of hollow shaft (111) rotates and is connected with bearing (112), the surface fixed connection in barrel (1) of bearing (112) is on the surface, the both sides fixed connection of hollow shaft (111) has side pipe (113), the top of hollow shaft (111) rotates and is connected with shaft cover (114).

5. A heater for a caprolactam extraction solution according to claim 4, wherein: the inside fixedly connected with electric heater (115) of hollow shaft (111), the bottom fixedly connected with heating house steward (116) of electric heater (115), the both sides fixedly connected with heating branch pipe (117) of heating house steward (116), just heating branch pipe (117) are located the inside of side pipe (113), the both sides of hollow shaft (111) are provided with clearance mechanism (118).

6. A heater for a caprolactam extraction solution according to claim 5, wherein: the cleaning mechanism (118) comprises an expansion link (1181), and one end of the expansion link (1181) is fixedly connected with a scraper (1182).

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