CN214088406U

CN214088406U - Mixed aromatic fractionation tower convenient for controlling temperature and operating pressure

Info

Publication number: CN214088406U
Application number: CN202023044948.7U
Authority: CN
Inventors: 师海; 余江鹏
Original assignee: Ningxia Baichuantong Cleaning Energy Co ltd
Current assignee: Ningxia Baichuantong Cleaning Energy Co ltd
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2021-08-31
Anticipated expiration: 2030-12-16

Abstract

The utility model provides a mix aromatic fractionation tower convenient to controlled temperature and operating pressure, includes tower body and cooling box, the tower body is close to cooling box one side top fixed connection and intercommunication and has the inlet fluid pipeline, tower body inner wall bottom fixedly connected with heating box, a plurality of heater strips of the inside fixedly connected with of heating box, the tower body inner wall is close to inlet fluid pipeline one side bottom fixedly connected with temperature measuring device, temperature measuring device keeps away from tower body inner wall one end and runs through tower body and fixedly connected with information exchange display device, beneficial effect is: the utility model discloses can effectually control temperature and atmospheric pressure in the fractionating tower body, temperature and atmospheric pressure detect and carry out effective control in the effectual tower body that prevents, and in the cooling tube way can be sent into through the cooling water of drinking-water pipeline in with the reservoir storehouse to the setting of suction pump, the setting of cooling tube way can last the heat absorption cooling through the cooling water of its inner loop in to the tower body, with the temperature regulation to the demand value in the tower body.

Description

Mixed aromatic fractionation tower convenient for controlling temperature and operating pressure

Technical Field

The utility model relates to a compound aromatic distillation equipment technical field, concretely relates to mix aromatic fractionating tower convenient to controlled temperature and operating pressure.

Background

The mixed aromatic hydrocarbon is an aromatic hydrocarbon mixture obtained by narrow-cut reformed aromatic hydrocarbon extraction, contains benzene, toluene and xylene, and needs to be fractionated in the aromatic hydrocarbon extraction process, and needs to be used in an aromatic hydrocarbon fractionating tower when the aromatic hydrocarbon is fractionated.

The existing aromatic fractionation tower can not effectively control the temperature in the tower and the pressure in the tower in the using process, so that the condition of overhigh temperature or unstable air pressure in the fractionation tower can easily influence the distillation efficiency of mixed aromatic.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is that current aromatic fractionating tower can't carry out effectual temperature and pressure control, influences the condition of mixing aromatic distillation efficiency easily, provides a mixed aromatic fractionating tower convenient to controlled temperature and operating pressure specially, makes it can effectual solution above-mentioned problem.

The utility model provides a technical scheme that technical problem adopted is: a mixed aromatic fractionation tower convenient for temperature control and operating pressure comprises a tower body and a cooling box body, wherein the tower body is fixedly connected and communicated with a liquid inlet pipeline near the top of one side of the cooling box body, a heating box is fixedly connected to the bottom of the inner wall of the tower body, a plurality of heating wires are fixedly connected inside the heating box, a temperature measuring device is fixedly connected to the bottom of one side of the liquid inlet pipeline near the inner wall of the tower body, one end, far away from the inner wall of the tower body, of the temperature measuring device penetrates through the tower body and is fixedly connected with an information exchange display device, the information exchange display device is fixedly connected with the outer wall of the tower body, a water storage bin is fixedly connected to one side of the cooling box body and is far away from the inner wall of the cooling box body, the water storage bin is fixedly connected and communicated with a water suction pipe near the top of one side of the tower body, one end, far, the water suction pump is fixedly connected and communicated with a cooling pipeline on one side far away from a water suction pipeline, the cooling pipeline penetrates through a cooling box body and a tower body, a cooling box is fixedly connected to the bottom of one side, close to the tower body, of the inner wall of the cooling box body, a backflow pipeline is fixedly connected and communicated with the bottom of one side, close to a water storage bin, of the cooling box body, one end, far away from the water suction pump, of the backflow pipeline penetrates through the water storage bin and is communicated with the water storage bin, one end, far away from the water storage bin, of the cooling pipeline is fixedly connected and communicated with the cooling box, an air outlet pipeline is fixedly connected and communicated with the middle of the top of the inner wall of the tower body, a filter screen is fixedly connected to the inner wall of one end, close to the tower body, of the air outlet pipeline penetrates through the tower body and is fixedly connected with an automatic control valve, the automatic control valve is fixedly connected with the tower body and the air pressure detection device is fixedly connected to one side, far away from the liquid inlet pipeline, of the top of the tower body, the utility model discloses a tower body, including a tower body, a liquid inlet pipeline, a liquid outlet pipeline, No. two automatic control valves and tower body fixed connection, atmospheric pressure detection device keeps away from tower body one end and runs through tower body and fixedly connected with information exchange device, information exchange device and tower body fixed connection, the storehouse is collected to tower body one side inner wall top fixedly connected with, collect the storehouse, inlet pipeline one side bottom fixedly connected with water conservancy diversion swash plate is kept away from in the storehouse, water conservancy diversion swash plate is kept away from and is collected storehouse one end and be provided with liquid outlet pipeline, liquid outlet pipeline runs through the tower body and communicates with the tower body, liquid outlet pipeline is close to No. two automatic control valves of tower body one side fixedly connected with, No. two automatic control valves and tower body fixed connection, tower body bottom middle part fixed connection and intercommunication have waste liquid discharge pipe.

As an optimal technical solution of the utility model: the utility model discloses a tower body, including tower body inner wall, inlet conduit, first guiding device, second guiding device, first guiding device and second guiding device top are close to the equal fixedly connected with limit baffle of one end each other.

As an optimal technical solution of the utility model: the cooling tower is characterized in that a water storage port is arranged on one side, far away from the tower body, of the top of the cooling box body, the water storage port penetrates through the water storage bin and is communicated with the water storage bin, a water level limiting ring is arranged in the middle of the inner wall of the water storage bin, the water level limiting ring is fixedly connected with the water storage bin, and the height of the water level limiting ring is lower than that of the cooling box.

As an optimal technical solution of the utility model: the tower body bottom is provided with a plurality of first supporting legs, every first supporting leg top all with tower body fixed connection, every first supporting leg bottom all is provided with first firm supporting shoe, every first firm supporting shoe all with correspond first supporting leg fixed connection.

As an optimal technical solution of the utility model: the cooling box bottom of the case body is provided with a plurality of second supporting legs, every the second supporting leg top all with cooling box fixed connection, every the second supporting leg bottom all is provided with the firm supporting shoe of second, every the firm supporting shoe of second all with correspond second supporting leg fixed connection.

The utility model has the advantages of it is following: the utility model can effectively control the temperature and the air pressure in the fractionating tower body, effectively prevent the temperature and the air pressure in the fractionating tower body from being detected and effectively control the arrangement of the water pump, the cooling water in the water storage bin can be sent into the cooling pipeline through the water pumping pipeline, and the arrangement of the cooling pipeline, the continuous heat absorption and temperature reduction can be carried out on the interior of the tower body through the cooling water circulating in the tower body, the temperature in the tower body is adjusted to a required value, the first automatic control valve is arranged, can drive when tower body internal gas pressure is too high and give vent to anger the pipeline and carry out the gassing in to the tower body, make the tower body internal gas pressure reach the setting value, temperature measuring device and air pressure measuring device's setting can carry out real-time measurement to the temperature and the atmospheric pressure in the tower body, temperature and atmospheric pressure information in the tower body are effectively caught, and the setting of collecting the storehouse can be collected the liquid of distilling, then send into through the water conservancy diversion swash plate in the liquid pipeline.

Drawings

FIG. 1 is a schematic cross-sectional view of a mixed aromatics fractionation column with convenient temperature and operating pressure control according to a preferred embodiment of the present invention;

fig. 2 is a schematic top sectional view of a tower body of a mixed aromatic fractionation tower with convenient temperature and operation pressure control according to a preferred embodiment of the present invention;

fig. 3 is a sectional view of an outlet pipe of a mixed aromatic fractionation tower for controlling temperature and operation pressure according to a preferred embodiment of the present invention.

Description of reference numerals: 1. a tower body; 2. a cooling box body; 3. a liquid inlet pipeline; 4. a temperature raising box; 5. heating wires; 6. a temperature measuring device; 7. an information exchange display device; 8. a water storage bin; 9. a cooling pipeline; 10. a water pump; 11. a cooling tank; 12. a return line; 13. an air pressure detecting device; 14. an information exchange device; 15. an air outlet pipe; 16. a first automatic control valve; 17. filtering with a screen; 18. a first flow guide device; 19. a second flow guide device; 20. a limit baffle; 21. a collection bin; 22. a flow guiding sloping plate; 23. a liquid outlet pipeline; 24. the second automatic control valve; 25. a water level limiting ring; 26. a water storage port; 27. a first support leg; 28. a first stable support block; 29. a second support leg; 30. a second stable support block; 31. a waste liquid discharge pipe; 32. a water pumping pipeline.

Detailed Description

The technical solution of the present invention will be clearly and completely described with reference to the accompanying drawings. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The present invention will be further explained with reference to the accompanying drawings.

Referring to fig. 1-3, a mixed aromatics fractionating tower convenient for controlling temperature and operating pressure comprises a tower body 1 and a cooling box body 2, wherein the top of one side of the tower body 1 close to the cooling box body 2 is fixedly connected and communicated with a liquid inlet pipeline 3, the bottom of the inner wall of the tower body 1 is fixedly connected with a heating box 4, the inside of the heating box 4 is fixedly connected with a plurality of heating wires 5, the bottom of one side of the inner wall of the tower body 1 close to the liquid inlet pipeline 3 is fixedly connected with a temperature measuring device 6, one end of the temperature measuring device 6 far away from the inner wall of the tower body 1 penetrates through the tower body 1 and is fixedly connected with an information exchange display device 7, the information exchange display device 7 is fixedly connected with the outer wall of the tower body 1, one side of the inner wall of the cooling box body 2 far away from the tower body 1 is fixedly connected with a water storage bin 8, the top of one side of the water storage bin 8 close to the tower body 1 is fixedly connected and communicated with a water pumping pipeline 32, the top of one side of the cooling box body 2 close to the tower body 1 is fixedly connected with a water pumping pump 10, one end of the water pumping pipeline 32, which is far away from the water storage bin 8, penetrates through the cooling box body 2 and is fixedly connected with the water pumping pump 10, one side of the water pumping pump 10, which is far away from the water pumping pipeline 32, is fixedly connected and communicated with the cooling pipeline 9, the cooling pipeline 9 penetrates through the cooling box body 2 and the tower body 1, the bottom of one side, which is close to the tower body 1, of the inner wall of the cooling box body 2 is fixedly connected with the cooling box 11, the bottom of one side, which is close to the water storage bin 8, of the cooling box 11 is fixedly connected and communicated with the return pipeline 12, one end, which is far away from the water pumping pump 10, of the return pipeline 12, penetrates through the water storage bin 8 and is communicated with the water storage bin 8, one end, which is far away from the water storage bin 8, of the cooling pipeline 9, is fixedly connected and communicated with the cooling box 11, the, first automatic control valve 16 and tower body 1 fixed connection, 3 one sides fixedly connected with air pressure detection device 13 of inlet channel are kept away from at tower body 1 top, air pressure detection device 13 keeps away from tower body 1 one end and runs through tower body 1 and fixedly connected with information exchange device 14, information exchange device 14 and tower body 1 fixed connection, 1 one side inner wall top fixedly connected with of tower body collects storehouse 21, collect storehouse 21 and keep away from inlet channel 3 one side bottom fixedly connected with water conservancy diversion swash plate 22, water conservancy diversion swash plate 22 keeps away from collection storehouse 21 one end and tower body 1 inner wall fixed connection, water conservancy diversion swash plate 22 keeps away from collection storehouse 21 one end and is provided with liquid outlet pipe 23, liquid outlet pipe 23 runs through tower body 1 and communicates with tower body 1, liquid outlet pipe 23 is close to 1 one side fixedly connected with No. two automatic control valve 24 of tower body, No. two automatic control valve 24 and tower body 1 fixed connection, tower body 1 bottom middle part fixed connection and intercommunication have waste liquid discharge pipeline 31.

A water storage port 26 is arranged on one side of the top of the cooling box body 2 far away from the tower body 1, the water storage port 26 penetrates through the water storage bin 8 and is communicated with the water storage bin 8, a water level limiting ring 25 is arranged in the middle of the inner wall of the water storage bin 8, the water level limiting ring 25 is fixedly connected with the water storage bin 8, the height of the water level limiting ring 25 is lower than that of the cooling box 11, a plurality of first flow guide devices 18 are arranged on one side of the inner wall of the tower body 1 close to the liquid inlet pipeline 3, each first flow guide device 18 is fixedly connected with the tower body 1, a plurality of second flow guide devices 19 are arranged on one side of the inner wall of the tower body 1 far away from the first flow guide devices 18, each second flow guide device 19 is fixedly connected with the tower body 1, every two adjacent first flow guide devices 18 and second flow guide devices 19 are in a crossed design, a limiting baffle plate 20 is fixedly connected with one end of the tops of the first flow guide devices 18 and the second flow guide devices 19 close to each other, a plurality of second support legs 29 are arranged at the bottom of the cooling box body 2, every second supporting leg 29 top all with 2 fixed connection of cooling box, every second supporting leg 29 bottom all is provided with the firm supporting shoe 30 of second, every second firm supporting shoe 30 all with corresponding second supporting leg 29 fixed connection, 1 bottom of tower body is provided with a plurality of first supporting legs 27, every first supporting leg 27 top all with 1 fixed connection of tower body, every first supporting leg 27 bottom all is provided with first firm supporting shoe 28, every first firm supporting shoe 28 all with correspond first supporting leg 27 fixed connection.

Specifically, when the compound aromatic hydrocarbon feed tower is used, a compound aromatic hydrocarbon raw material is fed into a tower body 1 through a liquid inlet pipeline 3, one side of the raw material enters the bottom of the tower body 1 through a first flow guide device 18 and a second flow guide device 19, the raw material is heated and distilled through a heating wire 5 in a heating box 4, the interior of the tower body 1 is stably measured through a temperature measuring device 6, temperature information is transmitted to an information exchange display device 7, when the temperature in the tower body 1 is overhigh and needs to be controlled, the output power of the heating box 4 is firstly reduced, then a water suction pump 10 is started to pump cooling liquid out of a water storage bin 8 through a water suction pipeline 32, the cooling liquid is fed into a cooling pipeline 9, the cooling liquid continuously passes through the cooling pipeline 9 to absorb heat in the tower body 1, the cooling liquid passes through the cooling pipeline 9 to enter a cooling box 11 after absorbing heat, and is cooled through the cooling box 11, the cooling liquid returns to the water storage bin 8 through the return line 12 after being cooled, circulation is formed to continuously cool the interior of the tower body 1, when the temperature reaches the requirement, the cooling circulation is stopped, the air pressure in the tower body 1 is detected through the air pressure detection device 13, air pressure information is transmitted to the information exchange device 14, when the air pressure is larger than a set value, the air outlet pipeline 15 is controlled through the first automatic control valve 16 to deflate the tower body 1, and when the air pressure in the tower body 1 reaches the set value, the first automatic control valve 16 is closed.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Other parts not described in detail in the present invention belong to the prior art, and are not described herein again.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The utility model provides a mix aromatic fractionation tower convenient to controlled temperature and operating pressure, a serial communication port, including tower body (1) and cooling box (2), tower body (1) is close to cooling box (2) one side top fixed connection and intercommunication have inlet channel (3), tower body (1) inner wall bottom fixedly connected with heating chamber (4), the inside fixedly connected with a plurality of heater strips (5) of heating chamber (4), tower body (1) inner wall is close to inlet channel (3) one side bottom fixedly connected with temperature measuring device (6), temperature measuring device (6) are kept away from tower body (1) inner wall one end and are run through tower body (1) and fixedly connected with information exchange display device (7), information exchange display device (7) and tower body (1) outer wall fixed connection, cooling box (2) inner wall is kept away from tower body (1) one side fixed connection water storage bin (8), the cooling tower is characterized in that the water storage bin (8) is close to a top fixed connection and communicated with one side of the tower body (1) and is provided with a water pumping pipeline (32), the cooling box body (2) is close to a water pumping pump (10) fixedly connected with the top of one side of the tower body (1), one end of the water storage bin (8) far away from the water pumping pipeline (32) penetrates through the cooling box body (2) and is fixedly connected with the water pumping pump (10), the water pumping pump (10) is far away from one side of the water pumping pipeline (32) and is communicated with a cooling pipeline (9), the cooling pipeline (9) penetrates through the cooling box body (2) and the tower body (1), the inner wall of the cooling box body (2) is close to a cooling box (11) fixedly connected with the bottom of one side of the tower body (1), the cooling box (11) is close to a bottom fixed connection and is communicated with a backflow pipeline (12) of one side of the water storage bin (8), one end of the backflow pipeline (12) far away from the water pumping pump (10) penetrates through the water storage bin (8) and is communicated with the water storage bin (8), the cooling pipeline (9) is far away from one end of the water storage bin (8) and is fixedly connected and communicated with the cooling box (11), the middle part of the top of the inner wall of the tower body (1) is fixedly connected and communicated with an air outlet pipeline (15), the air outlet pipeline (15) is close to one end of the inner wall of the tower body (1) and is fixedly connected with a filter screen (17), the air outlet pipeline (15) is far away from one end of the tower body (1) and penetrates through the tower body (1) and is fixedly connected with an automatic control valve (16), the automatic control valve (16) is fixedly connected with the tower body (1), the top of the tower body (1) is far away from one end of the liquid inlet pipeline (3) and is fixedly connected with an air pressure detection device (13), the air pressure detection device (13) is far away from one end of the tower body (1) and penetrates through the tower body (1) and is fixedly connected with an information exchange device (14), and the information exchange device (14) is fixedly connected with the tower body (1), storehouse (21) is collected to tower body (1) one side inner wall top fixedly connected with, it keeps away from liquid inlet pipe way (3) one side bottom fixedly connected with water conservancy diversion swash plate (22) to collect storehouse (21), water conservancy diversion swash plate (22) are kept away from and are collected storehouse (21) one end and tower body (1) inner wall fixed connection, water conservancy diversion swash plate (22) are kept away from and are collected storehouse (21) one end and are provided with out liquid pipeline (23), go out liquid pipeline (23) run through tower body (1) and communicate with tower body (1), it is close to No. two automatic control valves (24) of tower body (1) one side fixedly connected with to go out liquid pipeline (23), No. two automatic control valves (24) and tower body (1) fixed connection, tower body (1) bottom middle part fixed connection and intercommunication have waste liquid discharge pipeline (31).

2. A mixed aromatics fractionating tower convenient for controlling temperature and operating pressure, according to claim 1, wherein a plurality of first flow guiding devices (18) are disposed on the inner wall of the tower body (1) near the inlet pipe (3), each of the first flow guiding devices (18) is fixedly connected to the tower body (1), a plurality of second flow guiding devices (19) are disposed on the inner wall of the tower body (1) far from the first flow guiding devices (18), each of the second flow guiding devices (19) is fixedly connected to the tower body (1), every two adjacent first flow guiding devices (18) and second flow guiding devices (19) are designed in a cross manner, and a limit baffle (20) is fixedly connected to the top of each of the first flow guiding devices (18) and the top of each second flow guiding device (19) near one end.

3. A mixed aromatics fractionation tower convenient for temperature and pressure control as claimed in claim 1, wherein a water storage port (26) is provided at the top of the cooling box body (2) far from the tower body (1), the water storage port (26) penetrates through the water storage bin (8) and communicates with the water storage bin (8), a water level limiting ring (25) is provided at the middle of the inner wall of the water storage bin (8), the water level limiting ring (25) is fixedly connected with the water storage bin (8), and the height of the water level limiting ring (25) is lower than that of the cooling box (11).

4. A mixed aromatics fractionation tower facilitating temperature and operating pressure control as claimed in claim 1, wherein the bottom of the tower body (1) is provided with a plurality of first support legs (27), the top of each first support leg (27) is fixedly connected to the tower body (1), the bottom of each first support leg (27) is provided with a first stable support block (28), and each first stable support block (28) is fixedly connected to the corresponding first support leg (27).

5. A mixed aromatics fractionation tower facilitating temperature and operating pressure control as claimed in claim 1, wherein the bottom of the cooling box body (2) is provided with a plurality of second support legs (29), the top of each second support leg (29) is fixedly connected to the cooling box body (2), the bottom of each second support leg (29) is provided with a second stable support block (30), and each second stable support block (30) is fixedly connected to the corresponding second support leg (29).