CN210159228U

CN210159228U - Chemical multistage distillation tower

Info

Publication number: CN210159228U
Application number: CN201920548689.XU
Authority: CN
Inventors: 卢政明
Original assignee: Jinhua Polytechnic
Current assignee: Jinhua Polytechnic
Priority date: 2019-04-15
Filing date: 2019-04-15
Publication date: 2020-03-20
Anticipated expiration: 2029-04-15

Abstract

The utility model discloses a chemical industry multistage distillation tower, including collection steam storehouse, heating cabinet, condensing box and preheating cabinet, four groups's stabilizer blades are installed to the bottom of heating cabinet, and the inboard bottom of stabilizer blade installs the mounting panel, the condensing box is installed at the top of mounting panel, the intermediate position department of condensing box one side bottom installs solution outlet valve, control panel is installed to the bottom in the heating cabinet outside, two sets of rotating electrical machines are installed to the top symmetry in the heating cabinet outside. The utility model discloses a two sets of rotating electrical machines are installed to the heating cabinet, through stirring of the mixed solution of stirring rake in to the heating cabinet, the annular hot plate of installation in the cooperation heating cabinet can be so that the chemical industry mixed solution heating is more even, improves the distillation effect, shortens the distillation time, and the device is installed the preheating cabinet in the outside of collecting the steam storehouse simultaneously for the heat that the collecting the steam storehouse outside was gone out can preheat the chemical industry solution in the preheating cabinet.

Description

Chemical multistage distillation tower

Technical Field

The utility model relates to a chemical production technical field specifically is a chemical industry multistage distillation tower.

Background

Along with the development of chemical production technique, more and more devices are arranged in the chemical production, the chemical multi-stage distillation tower is a device that carries out distillation separation to chemical mixed liquid, the distillation effect of chemical mixed liquid is only considered mostly to current chemical multi-stage distillation tower, but neglect the extravagant heat that falls in the distillation process, reasonable effectual utilization does not exist, the cost of distillation has been increased in the intangible, and current chemical multi-stage distillation tower bottom heating distillation one deck only heats through the heating pipe, lead to chemical mixed liquid to be heated unevenly easily, thereby influence the distillation effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a chemical industry multistage distillation tower to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a chemical multistage distillation tower comprises a steam collection bin, a heating box, a condensing box and a preheating box, wherein four groups of support legs are installed at the bottom of the heating box, a mounting plate is installed at the bottom of the inner side of each support leg, the condensing box is installed at the top of the mounting plate, a solution outlet valve is installed at the middle position of the bottom of one side of the condensing box, a control panel is installed at the bottom of the outer side of the heating box, two groups of rotating motors are symmetrically installed at the top of the outer side of the heating box, the output ends of the rotating motors are provided with rotating rods, one ends, far away from the rotating motors, of the rotating rods extend into the heating box, stirring paddles are evenly installed at the outer side of the rotating rods, an annular heating plate is installed at the bottom of the inner side of the heating box, the steam collection bin is installed at the top of the, and the spiral cooling tube encircles in the outside of collecting the steam storehouse, steam conduit is installed on the top of spiral cooling tube, and steam conduit keeps away from the one end of spiral cooling tube and the intermediate position department intercommunication at collecting the steam storehouse top, condensation duct is installed to the bottom of spiral cooling tube, condensation duct passes the bottom of preheating cabinet and the top intercommunication of condensing cabinet one end, the top of preheating cabinet is provided with the preheating cabinet import, feed conduit is installed to the bottom of preheating cabinet, and feed conduit keeps away from the one end of preheating cabinet and the top intercommunication of heating cabinet one end, feed conduit installs the feed conduit valve near the one end of heating cabinet, control panel passes through the wire and is connected with rotating electrical machines and annular hot plate electricity respectively.

Preferably, an observation window is arranged in the middle of one end of the condensation box.

Preferably, the outer side of the steam guide pipe is sleeved with a heat-insulating sleeve.

Preferably, a condensing duct fixing frame is installed at the middle position of the outer side of the condensing duct, and one side of the condensing duct fixing frame, which is close to the heating box, is connected with the heating box.

Preferably, the outer sides of the stirring paddle and the rotating rod are provided with anticorrosive layers.

Preferably, the rotating motor forms an included angle with the surface of the heating box.

Compared with the prior art, the beneficial effects of the utility model are that: the heating box of the chemical multistage distillation tower is provided with two groups of rotating motors, the mixing solution in the heating box is stirred by the stirring paddle, the annular heating plate arranged in the heating box is matched, the chemical mixing solution can be heated more uniformly, the distillation effect is improved, the distillation time is shortened, the preheating box is arranged at the outer side of the steam collecting bin by the aid of the device, the chemical solution in the preheating box can be preheated by heat dissipated from the outer side of the steam collecting bin, the steam guide pipe arranged at the top of the preheating box and the spiral radiating pipe arranged in the preheating box are matched, the heat which should be wasted can be fully utilized, the solution in the preheating box is assisted to be subjected to preheating treatment, energy required for heating the solution in the box is reduced, the distillation cost is also reduced, meanwhile, the bottom of the spiral radiating pipe is provided with the condensing guide pipe and the condensing box, the condensed heat which is dissipated can be easily guided into the condensing box to be collected and, the cooled solution can be collected conveniently.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a side view of the present invention;

fig. 3 is a cross-sectional view of the present invention;

fig. 4 is a perspective view of the spiral radiating pipe of the present invention.

In the figure: 1. a steam collecting bin; 2. an inlet of a preheating box; 3. a rotating electric machine; 4. a heating box; 5. a control panel; 6. a condenser tank; 7. mounting a plate; 8. a solution outlet valve; 9. a support leg; 10. a condensing conduit; 11. a condensation duct fixing frame; 12. a preheating box; 13. a heat-insulating sleeve; 14. a feed conduit; 15. rotating the rod; 16. A stirring paddle; 17. an annular heating plate; 18. a spiral radiating pipe; 19. a steam conduit; 20. a feed conduit valve; 21. and (4) an observation window.

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 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.

Referring to fig. 1-4, the present invention provides an embodiment: a chemical multistage distillation tower comprises a steam collection bin 1, a heating box 4, a condensing box 6 and a preheating box 12, wherein four groups of support legs 9 are installed at the bottom of the heating box 4, an installation plate 7 is installed at the bottom of the inner side of each support leg 9, the condensing box 6 is installed at the top of the installation plate 7, a solution outlet valve 8 is installed at the middle position of the bottom of one side of the condensing box 6, a control panel 5 is installed at the bottom of the outer side of the heating box 4, two groups of rotating motors 3 are symmetrically installed at the top of the outer side of the heating box 4, the type of each rotating motor 3 is Y132S2-2, a rotating rod 15 is installed at the output end of each rotating motor 3, one end, far away from each rotating motor 3, of each rotating rod 15 extends into the heating box 4, stirring paddles 16 are evenly installed at the outer side of each rotating rod 15, an annular heating plate 17 is installed, the top of the heating box 4 is provided with a steam collecting bin 1, the outer side of the steam collecting bin 1 is provided with a preheating box 12, the interior of the preheating box 12 is provided with a spiral radiating pipe 18, and the spiral radiating pipe 18 is surrounded on the outside of the steam collecting bin 1, the top end of the spiral radiating pipe 18 is provided with a steam guide pipe 19, and one end of the steam guide pipe 19 far away from the spiral radiating pipe 18 is communicated with the middle position of the top of the steam collecting bin 1, the bottom end of the spiral radiating pipe 18 is provided with a condensing guide pipe 10, the condensing guide pipe 10 passes through the bottom of the preheating box 12 to be communicated with the top of one end of the condensing box 6, the top of the preheating box 12 is provided with a preheating box inlet 2, the bottom of the preheating box 12 is provided with a feeding guide pipe 14, and one end of the feeding conduit 14 far away from the preheating box 12 is communicated with the top of one end of the heating box 4, one end of the feeding conduit 14 close to the heating box 4 is provided with a feeding conduit valve 20, and the control panel 5 is electrically connected with the rotating motor 3 and the annular heating plate 17 through leads respectively.

In this implementation, the intermediate position department of 6 one ends of condensing box is provided with observation window 21, be convenient for observe the volume of cooling solution in the condensing box 6, steam conduit 19's outside cover is equipped with insulation support 13, reduce the heat that steam looses from steam conduit 19 through-time, condensing conduit mount 11 is installed to the intermediate position department in the condensing conduit 10 outside, and condensing conduit mount 11 is close to one side and the heating cabinet 4 of heating cabinet 4 and is connected, it is more firm to be convenient for condensing conduit 10, the outside of stirring rake 16 and dwang 15 is provided with the anticorrosive coating, avoid stirring rake 16 and dwang 15 long-time contact chemical industry solution to suffer corroding, rotating electrical machines 3 is 30 with 4 contained angles of heating cabinet, help stirring rake 16 to stir the chemical industry solution in the heating cabinet 4.

The working principle is as follows: before use, a power supply is switched on, the inlet 2 of the preheating box and the feeding conduit valve 20 are simultaneously opened manually, then the mixed solution to be distilled is poured into the preheating box 12 from the inlet 2 of the preheating box, then the mixed solution enters the heating box 4 from the feeding conduit 14, then the feeding conduit valve 20 is closed, the inlet 2 of the preheating box is closed after the preheating box 12 is fully filled with the mixed solution, then the annular heating plate 17 is opened through the control panel 5 and is adjusted to a proper heating temperature, meanwhile, the rotating motor 3 is opened through the control panel 5, so that the rotating rod 15 and the stirring paddle 16 connected with the rotating motor 3 stir the mixed solution in the heating box 4, the heating uniformity of the mixed solution is improved, when the mixed solution reaches a specified temperature, the mixed solution is vaporized and then enters the steam collection bin 1 in a steam form, and part of the steam contacts the inner side wall of the steam collection bin 1, thereby partial heat is transferred to the side wall of the steam collection bin 1, the side wall transfers the partial heat to the unheated mixed solution in the preheating tank 12, the first step of preheating the mixed solution in the preheating tank 12 is realized, the steam which does not contact the inner wall of the steam collection bin 1 enters the spiral radiating pipe 18 through the steam guide pipe 19 at the top of the steam collection bin 1, when passing through the spiral radiating pipe 18, most of the heat of the steam is transferred to the mixed solution in the preheating tank 12 from the surface of the spiral radiating pipe 18, while the radiating condensation is realized, the second part of preheating is realized to the mixed solution in the preheating tank 12, partial steam and liquefied steam which pass through the spiral radiating pipe 18 enter the inside of the condensing tank 6 through the condensing guide pipe 10, the final cooling of the steam is completed in the inside of the condensing tank 6, the preheating tank inlet 21 is observed, when the solution in the condenser tank 6 is about to be full, the solution is discharged to the transfer container by opening the opening valve 8, and when the mixed solution in the heating tank 4 is insufficient, the mixed solution preheated in two steps in the preheating tank 12 is introduced into the heating tank 4 by opening the feed pipe valve 20, and the time and energy required for reheating are reduced because the solution itself has a certain temperature.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a chemical industry multistage distillation tower, includes collection steam storehouse (1), heating cabinet (4), condensing box (6) and preheating cabinet (12), its characterized in that: four groups of support legs (9) are installed to the bottom of heating cabinet (4), and mounting panel (7) are installed to the bottom of support leg (9) inboard, condenser box (6) are installed at the top of mounting panel (7), the intermediate position department of condenser box (6) one side bottom installs solution outlet valve (8), control panel (5) are installed to the bottom in the heating cabinet (4) outside, two sets of rotating electrical machines (3) are installed to the top symmetry in the heating cabinet (4) outside, and rotating electrical machines's (3) output installs dwang (15), the one end that rotating electrical machines (3) were kept away from in dwang (15) extends to the inside of heating cabinet (4), stirring rake (16) are evenly installed in the outside of dwang (15), annular hot plate (17) are installed to the bottom of heating cabinet (4) inboard, steam collection storehouse (1) is installed at the top of heating cabinet (4), and the outside of collection steam storehouse (1) installs preheating cabinet (12), the internally mounted of preheating cabinet (12) has spiral cooling tube (18), and spiral cooling tube (18) encircle the outside at collection steam storehouse (1), steam pipe (19) are installed on the top of spiral cooling tube (18), and steam pipe (19) keep away from the one end of spiral cooling tube (18) and collect the intermediate position department intercommunication at steam storehouse (1) top, condensation duct (10) are installed to the bottom of spiral cooling tube (18), condensation duct (10) pass the bottom of preheating cabinet (12) and the top intercommunication of condensing cabinet (6) one end, the top of preheating cabinet (12) is provided with preheating cabinet import (2), feed conduit (14) are installed to the bottom of preheating cabinet (12), and feed conduit (14) keep away from the one end of preheating cabinet (12) and the top intercommunication of heating cabinet (4) one end, and a feeding guide pipe valve (20) is installed at one end, close to the heating box (4), of the feeding guide pipe (14), and the control panel (5) is electrically connected with the rotating motor (3) and the annular heating plate (17) through conducting wires respectively.

2. The chemical multistage distillation column according to claim 1, wherein: an observation window (21) is arranged in the middle of one end of the condensing box (6).

3. The chemical multistage distillation column according to claim 1, wherein: and a heat-insulating sleeve (13) is sleeved on the outer side of the steam guide pipe (19).

4. The chemical multistage distillation column according to claim 1, wherein: the middle position of the outer side of the condensation duct (10) is provided with a condensation duct fixing frame (11), and one side of the condensation duct fixing frame (11) close to the heating box (4) is connected with the heating box (4).

5. The chemical multistage distillation column according to claim 1, wherein: and an anticorrosive layer is arranged on the outer sides of the stirring paddle (16) and the rotating rod (15).

6. The chemical multistage distillation column according to claim 1, wherein: the included angle between the rotating motor (3) and the surface of the heating box (4) is 30 degrees.