CN213492051U - Rectifying still for chemical industry - Google Patents

Abstract

The utility model discloses a rectifying still that chemical industry was used belongs to chemical industry rectifier unit technical field, which comprises a base, the left side fixed mounting of base has the rectifying column, the outside fixed mounting in left side of rectifying column has the stoste case, stoste bottom of the case portion demountable installation has the condenser pipe, the top fixed mounting of condenser pipe has temperature controller, the one end that is connected with the feed liquor pipe can be dismantled on the right side of stoste case, the other end demountable installation of feed liquor pipe is in the inside of rectifying column, the middle section fixed position of rectifying column installs full condenser, the inside fixed mounting of full condenser has snakelike condenser pipe. The utility model discloses an install stoste case and condenser pipe and condenser entirely, can be precooling before stoste rectification prerequisite, improved subsequent rectification efficiency, pressure detector and sandbox can leak whether in time detect and the loss stopping of stoste simultaneously, have improved the security of device.

Description

Rectifying still for chemical industry

Technical Field

The utility model relates to a chemical industry rectifier unit technical field especially relates to a rectifying still that chemical industry was used.

Background

The rectifier unit is the main equipment commonly used in the chemical production field, traditional rectifier unit is by the reboiler, the rectifying column, pre-heater and condenser constitute, in operation, after the feed liquor heated the settlement temperature through the pre-heater, enter into the rectifying column, carry out material and energy exchange with the liquid of tower internal reflux and the gas that rises on the feed plate of rectifying column, the rectifier kettle of current chemical industry usefulness can't lower the temperature in advance to the stoste when using, lead to the condensation effect poor, the distilled effect is not good, chemical industry stoste has danger simultaneously, the emergence is leaked and is caused dangerous accident easily, the rectifier kettle of traditional chemical industry usefulness can't be timely detect and the loss stopping to the condition of leaking, the security is lower, for solving above-mentioned problem, we have announced a rectifier kettle of chemical industry usefulness.

Patent number CN201710568199.1 discloses an energy-conserving decompression chemical industry rectifier unit, the on-line screen storage device comprises a base, it has the groove to open on the one side outer wall at base top, and the inside welding in groove has the water tank, be connected with pressure water pump on the bottom inner wall of water tank through the bolt, the welding has the ring flange on pressure water pump's the top outer wall, and the top threaded connection of ring flange has the outlet pipe, the welding has the rectifying still on the one side outer wall at base top, the top welding of rectifying still has the rectifying column, the top welding of rectifying column has the rectifying column top, all open porosely on the both sides outer wall of rectifying still, and the welding has the filled tube on the inner wall in hole. The connection between the air guide pipes can achieve the purpose of pressure reduction, and meanwhile, redundant liquid flows back to the water tank to be recycled, so that energy conservation and environmental protection are achieved, the rectification separation operation is ensured to be stably and conveniently carried out, and the problems of large investment, large occupied area and poor operation stability of the traditional equipment are solved.

The device has the following disadvantages when in use: 1. when the device is used, the original liquid cannot be cooled in advance, so that the condensation effect is poor, the distillation effect is poor, and the improvement is needed; 2. the device can't be timely when using detect the chemical industry stoste leak and to the timely loss of stopping after leaking, reduce the emergence of dangerous accident, the security is lower, so still need improve.

SUMMERY OF THE UTILITY MODEL

The utility model provides a rectifying still for chemical industry, which aims to solve the problems that the prior rectifying still for chemical industry cannot cool down the stock solution in advance when in use by installing a stock solution box, a condenser pipe, a temperature controller, a liquid inlet pipe, a complete condenser, a snake-shaped condenser pipe, a filter box, a sand box, a pressure detector, a motor A, a wheel disc, a push plate, a connecting rod and a chute, so that the condensing effect is poor and the distillation effect is poor, and the rectifying still for chemical industry is provided with the stock solution box, the condenser pipe, the temperature controller, the liquid inlet pipe, the complete condenser, the snake-shaped condenser pipe and the filter box, firstly, before the rectifying process, the rectified stock solution needs to be injected into the stock solution box through a liquid injection pipe, the condenser pipe is electrified through an external power supply at the moment, the condenser pipe works as an external compressor to compress low-temperature low-pressure gas into high-temperature high-pressure gas, and then is, the liquid becomes low-temperature low-pressure liquid, finally flows into the evaporator for internal circulation to reduce the temperature, so as to realize the advance cooling of the stock solution, when the temperature reaches preset stability, a temperature sensing element inside a temperature controller is electrified, the power supply of a condenser pipe is cut off, the work is stopped, then the pre-cooled stock solution enters the interior of a rectifying tower through a liquid inlet pipe to start rectification, the stock solution firstly passes through a full condenser during rectification, the interior of the full condenser is condensed through a snakelike condenser pipe, an inner core pipe of the snakelike condenser pipe is spiral, the length of a glass pipe is increased, the cooling surface is larger than that of a bulb shape, as the inner core pipe is snakelike, more distillate is accumulated during distillation, the cooling effect of the volatile part ascending vapor flow with higher purity is better, the condensing effect is better, the rectifying effect is better, then the filtration is carried out through a chemical filter bag inside a filter box, so as to ensure the taking, subsequently, a subsequent filter screen filters and separates suspended catalyst, the rectification effect is improved, the leakage of chemical raw liquid and the timely loss stopping after the leakage cannot be timely detected when the existing rectification kettle for chemical industry is used, the occurrence of dangerous accidents is reduced, the safety is low, the pressure detector outside the snakelike condensation pipe is electrified to work in the working process of the whole condenser by installing a sand box, a pressure detector, a motor A, a wheel disc, a push plate, a connecting rod and a sliding groove, when the pressure raw liquid rushes out from a damaged opening of a pipeline after the snakelike condensation pipe leaks, sound vibration generated by friction with the pipe wall and other caused additional vibration are transmitted to the inner wall of the whole condenser, so that whether the leakage occurs or not is judged, the rectification safety is improved, when the leakage occurs, the motor B is electrified by an external power supply, the motor B works to drive a sand box door rotationally connected with a power output end to open, when the sandbox door is opened, motor A is electrified through external power source, motor A works and rotates, the wheel disc that drives the outside rotates, the connecting rod that drives the outside when the wheel disc rotates, the push pedal that drives the other end when the connecting rod rotates slides to the outside in the inside of the spout of sandbox bottom to inside pushing the sand of sandbox inside to the base, block chemical industry stoste, in time only decrease, improved the security of device.

The utility model provides a specific technical scheme as follows:

the utility model provides a rectifying still for chemical industry, which comprises a base, wherein a rectifying tower is fixedly arranged on the left side of the base, a stock solution box is fixedly arranged on the outer portion of the left side of the rectifying tower, a condenser pipe is detachably arranged at the bottom of the stock solution box, a temperature controller is fixedly arranged above the condenser pipe, one end of a liquid inlet pipe is detachably connected on the right side of the stock solution box, the other end of the liquid inlet pipe is detachably arranged in the rectifying tower, a full condenser is fixedly arranged at the middle section of the rectifying tower, a snake-shaped condenser pipe is fixedly arranged in the full condenser pipe, a pressure detector is fixedly arranged above the right side of the snake-shaped condenser pipe, a filter box is detachably connected below the full condenser pipe, a liquid bearing box is detachably connected below the filter box, a liquid discharge pipe is detachably connected on the right side of the liquid bearing box, a valve is detachably arranged on the outer side of the liquid discharge pipe, the inside fixed mounting in right side of base has the sandbox, the spout has been seted up to the bottom of sandbox, the inside sliding connection of spout has the push pedal, the bottom of push pedal is rotated and is connected with the one end of connecting rod, the other end of connecting rod is rotated and is connected with the rim plate, the inside of rim plate is rotated and is connected with motor A's power take off end, the left side of sandbox is rotated and is connected with the sandbox door, the top of sandbox door is rotated and is connected with motor B's power take off end.

Optionally, the inside demountable installation in right side of rose box has the chemical industry to cross the filter bag, the left side demountable installation that the chemical industry crossed the filter bag has the filter screen.

Optionally, the outside of stoste case is inlayed and is connected with the heat preservation, the one end that is connected with notes liquid pipe can be dismantled in the left side of stoste case.

Optionally, a control signal input end of the condensation pipe is connected with a control signal output end of the temperature controller.

Optionally, a control signal input end of the condensation pipe is connected with a control signal output end of the temperature controller.

The utility model has the advantages as follows:

1. the utility model aims at providing a through installing the stoste case, the condenser pipe, a temperature controller, the feed liquor pipe, the complete condenser, snakelike condenser pipe and rose box, can't cool down the stoste in advance when the rectifier kettle that current chemical industry was used, lead to the condensation effect poor, the effect of distillation is not good, at first before the rectification processing, need inject the stoste of rectification into the stoste incasement through annotating the liquid pipe, at this moment, the condenser pipe circular telegram is given through external power source, the condenser pipe works external compressor and compresses low temperature low pressure gas into high temperature high pressure gas, become medium temperature high pressure liquid through the condenser condensation, after the throttle of throttle low pressure, then become low temperature liquid, flow into evaporimeter internal circulation at last, reduce the temperature, realize cooling down in advance to the stoste, when the temperature reaches and predetermines stably, the temperature sensing component circular telegram inside the temperature controller, cut off the power of condenser, stop work, stoste after the precooling passes through the inside that the feed liquor pipe got into the rectifying column afterwards, begin the rectification, at first through the complete condenser during the rectification, the inside snakelike condenser pipe that passes through of complete condenser condenses, the inner core pipe of snakelike condenser pipe is the spiral, the length of glass pipe has been increased, the cooling surface is bigger than bulb shape, because the inner core pipe is snakelike, the distillate that stays during the distillation is more, make the refrigerated effect of the higher volatile partial ascending vapor stream of purity become good, make the effect of condensation better, the rectification effect is better, filter through the chemical industry filter bag of rose box inside afterwards, ensure taking out of its inside impurity, subsequent filter screen filters the separation with the catalyst of suspension, the effect of rectification has been improved.

2. The utility model aims at reducing the occurrence of dangerous accidents by installing a sandbox, a pressure detector, a motor A, a wheel disc, a push plate, a connecting rod and a chute, wherein the existing rectifying still for chemical industry can not detect the leakage of chemical industry stock solution in time and stop the loss of the chemical industry stock solution in time after leakage when in use, the safety is lower, in the working process of a full condenser, the pressure detector outside a snakelike condensation pipe is electrified to work, when the pressure stock solution is flushed out from a damaged port of a pipeline after the snakelike condensation pipe leaks, the sound vibration generated by the friction with the pipe wall and other caused additional vibration are transmitted to the inner wall of the full condenser, thereby judging whether the leakage occurs or not, the rectifying safety is improved, when the leakage occurs, the motor B is electrified by an external power supply, the sandbox door rotationally connected with a power output end is driven by the working rotation of the motor B is opened, when the sandbox door is opened, the motor A is electrified, motor A work is rotated, drives the rim plate in the outside and rotates, and the connecting rod that drives the outside when the rim plate rotates, and the push pedal that drives the other end when the connecting rod rotates slides to the outside in the inside of the spout of sandbox bottom to inside pushing the inside sand of sandbox to the base, block chemical industry stoste, in time only decrease, improved the security of device.

Drawings

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

FIG. 1 is a schematic view of an overall structure of a chemical rectifying still according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a filter box of a rectifying still for chemical engineering according to an embodiment of the present invention.

In the figure: 1. a base; 2. a liquid bearing tank; 3. a filter box; 4. a valve; 5. a rectifying tower; 6. a liquid discharge pipe; 7. a chute; 8. a wheel disc; 9. a motor A; 10. a connecting rod; 11. pushing the plate; 12. a sandbox; 13. a motor B; 14. a sandbox door; 15. a complete condenser; 16. a pressure detector; 17. a serpentine condenser tube; 18. chemical filter bags; 19. a liquid inlet pipe; 20. a stock solution tank; 21. a temperature controller; 22. a liquid injection pipe; 23. a heat-insulating layer; 24. a condenser tube; 25. and (4) a filter screen.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, 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 efforts belong to the protection scope of the present invention.

A chemical rectifying still according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 2.

Referring to fig. 1 and 2, a rectifying still for chemical engineering provided by an embodiment of the present invention includes a base 1, a rectifying tower 5 is fixedly installed on the left side of the base 1, a raw liquid tank 20 is fixedly installed on the outside of the left side of the rectifying tower 5, a condenser pipe 24 is detachably installed at the bottom of the raw liquid tank 20, a temperature controller 21 is fixedly installed above the condenser pipe 24, one end of a liquid inlet pipe 19 is detachably connected to the right side of the raw liquid tank 20, the other end of the liquid inlet pipe 19 is detachably installed inside the rectifying tower 5, a total condenser 15 is fixedly installed at the middle position of the rectifying tower 5, a serpentine condenser pipe 17 is fixedly installed inside the total condenser 15, a pressure detector 16 is fixedly installed above the right side of the serpentine condenser pipe 17, a filter tank 3 is detachably connected below the total condenser 15, a liquid receiving tank 2 is detachably connected below the filter tank 3, the right side of the liquid bearing box 2 is detachably connected with a liquid discharge pipe 6, the outer side of the liquid discharge pipe 6 is detachably provided with a valve 4, the right side of the base 1 is fixedly provided with a sand box 12, the bottom of the sand box 12 is provided with a sliding groove 7, the inside of the sliding groove 7 is connected with a push plate 11 in a sliding manner, the bottom of the push plate 11 is rotatably connected with one end of a connecting rod 10, the other end of the connecting rod 10 is rotatably connected with a wheel disc 8, the inside of the wheel disc 8 is rotatably connected with a power output end of a motor A9, the left side of the sand box 12 is rotatably connected with a sand box door 14, the upper part of the sand box door 14 is rotatably connected with a power output end of a motor B13, firstly before rectification processing, rectified stock solution needs to be injected into the stock solution box 20 through a liquid injection pipe 22, at the moment, an external power supply is used for electrifying a condensation, then the liquid is condensed into medium-temperature high-pressure liquid by a condenser 24, the liquid becomes low-temperature low-pressure liquid after being throttled by a throttle valve, the liquid finally flows into the inner circulation of an evaporator to reduce the temperature, the advance temperature reduction of the stock solution is realized, when the temperature reaches a preset stable state, a temperature sensing element inside a temperature controller 21 is electrified, the power supply of a condenser pipe 24 is cut off, the work is stopped, then the precooled stock solution enters the inner part of a rectifying tower 5 through a liquid inlet pipe 19 to start rectification, the stock solution firstly passes through a whole condenser 15 during rectification, the inside of the whole condenser 15 is condensed through a snake-shaped condenser pipe 17, an inner core pipe of the snake-shaped condenser pipe 17 is spiral, the length of a glass pipe is increased, the cooling surface is larger than that of a spherical bubble shape, more distillate is accumulated during distillation due to the snake-shaped inner core pipe, the cooling effect of the ascending steam flow of a volatile, the rectification effect is better, then the impurities in the filter box 3 are filtered through the chemical filter bag 18 in the filter box, the impurities in the filter box are ensured to be taken out, then the suspended catalyst is filtered and separated by the subsequent filter screen 25, the rectification effect is improved, in the working process of the full condenser 15, the pressure detector 16 on the outer side of the snakelike condenser 17 is electrified to work, when pressure stock solution leaks from a pipeline damaged opening after the snakelike condenser 17, sound vibration generated by friction with the pipe wall and other caused additional vibration are transmitted to the inner wall of the full condenser 15, so that whether leakage occurs or not is judged, the rectification safety is improved, when leakage occurs, the motor B13 is electrified through an external power supply, the sand box door 14 rotationally connected with the power output end is driven to be opened by the working rotation of the motor B13, the motor A9 is electrified through the external power supply at the time, the motor A9 is operated to drive the wheel disc 5 on the outer side to rotate, the connecting rod 10 that drives the outside when rim plate 8 rotates, and the push pedal 11 that drives the other end when connecting rod 10 rotates slides to the outside inside in the spout 7 of sandbox 12 bottom to push the inside sand of sandbox 12 to inside the base 1, block chemical industry stoste, in time the loss that ends has improved the security of device.

Referring to fig. 1 and 2, a chemical filter bag 18 is detachably mounted inside the right side of the filter box 3, and a filter screen 25 is detachably mounted on the left side of the chemical filter bag 18.

Referring to fig. 1, an insulating layer 23 is embedded and connected to the outer side of the raw liquid tank 20, and one end of the liquid injection pipe 22 is detachably connected to the left side of the raw liquid tank 20.

Referring to fig. 1, a control signal input terminal of the condensation duct 24 is connected to a control signal output terminal of the temperature controller 21.

Referring to fig. 1, the power input terminals of the motor a9, the motor B13, the total condenser 15, the condenser tube 24 and the temperature controller 21 are electrically connected to the power output terminal of the external power source.

The embodiment of the utility model provides a rectifying still for chemical industry, at first before the rectification processing, need to pour into the stoste of rectification into stoste case 20 inside through annotating liquid pipe 22, give condenser pipe 24 circular telegram through external power source this moment, condenser pipe 24 work external compressor compresses into high temperature high-pressure gas with low temperature low pressure gas low temperature, pass through condenser 24 condensation medium temperature high pressure liquid, after throttle through the throttle valve, become low temperature low pressure liquid, flow into the evaporimeter internal circulation at last, reduce temperature, realize the cooling in advance to the stoste, when the temperature reaches and predetermines stably, the temperature-sensing component circular telegram inside temperature controller 21, cut off the power of condenser pipe 24, stop work, the stoste after the precooling gets into the inside of rectifying column 5 through feed liquor pipe 19 afterwards, begin the rectification, at first pass through dephlegmator 15 during the rectification, the inside through snakelike condenser pipe 17 of dephlegmator 15 condenses, the inner core pipe of the snakelike condensation pipe 17 is spiral, the length of the glass pipe is increased, the cooling surface is larger than that of a spherical bubble, the inner core pipe is snakelike, more distillate is accumulated during distillation, the cooling effect of volatile ascending vapor flow with higher purity is better, the condensing effect is better, the rectifying effect is better, then the distillation is carried out through a chemical filter bag 18 in a filter box 3, the internal impurities are ensured to be taken out, then a subsequent filter net 25 filters and separates suspended catalyst, the rectifying effect is improved, in the working process of the full condenser 15, a pressure detector 16 on the outer side of the snakelike condensation pipe 17 is electrified to work, when pressure raw liquid is flushed out from a damaged opening of a pipeline after the snakelike condensation pipe 17 leaks, sound vibration generated by friction with the pipe wall and other caused additional vibration are transmitted to the inner wall of the full condenser 15, and whether leakage occurs is judged, the security of rectification has been improved, when appearing leaking, give motor B13 circular telegram through external power source this moment, motor B13 work is rotated and is driven power take off end and rotate the sandbox door 14 of connecting and open, when sandbox door 14 opened, give motor A9 circular telegram through external power source this moment, motor A9 work rotates, it rotates to drive the rim plate 5 in the outside, drive the connecting rod 10 in the outside when rim plate 8 rotates and rotate, the push pedal 11 that drives the other end when connecting rod 10 rotates slides to the outside in the inside of spout 7 of sandbox 12 bottom, thereby push the inside sand of sandbox 12 to inside base 1, block chemical industry stoste, in time the loss, the security of device has been improved.

The utility model relates to a chemical rectifying still, which comprises a base 1; 2. a liquid bearing tank; 3. a filter box; 4. a valve; 5. a rectifying tower; 6. a liquid discharge pipe; 7. a chute; 8. a wheel disc; 9. a motor A; 10. a connecting rod; 11. pushing the plate; 12. a sandbox; 13. a motor B; 14. a sandbox door; 15. a complete condenser; 16. a pressure detector; 17. a serpentine condenser tube; 18. chemical filter bags; 19. a liquid inlet pipe; 20. a stock solution tank; 21. a temperature controller; 22. a liquid injection pipe; 23. a heat-insulating layer; 24. a condenser tube; 25. the filter screen, above-mentioned electrical components are prior art products, by the needs of the use of technical staff in this field, select, install and accomplish the debugging operation of circuit, ensure that each electrical equipment all can normally work, the part is the general standard component or the part that technical staff in this field knows, its structure and principle all can all be known or can be known through conventional experimental method through the technical manual for this technical staff, applicant does not do the specific limitation here.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims (5)

1. The rectifying still for the chemical industry comprises a base (1), and is characterized in that a rectifying tower (5) is fixedly installed on the left side of the base (1), a raw liquid box (20) is fixedly installed on the outer portion of the left side of the rectifying tower (5), a condensing pipe (24) is detachably installed at the bottom of the raw liquid box (20), a temperature controller (21) is fixedly installed above the condensing pipe (24), one end of a liquid inlet pipe (19) is detachably connected to the right side of the raw liquid box (20), the other end of the liquid inlet pipe (19) is detachably installed in the rectifying tower (5), a complete condenser (15) is fixedly installed at the middle section position of the rectifying tower (5), a condensing pipe (17) is fixedly installed in the complete condenser (15), a pressure detector (16) is fixedly installed above the right side of the serpentine condensing pipe (17), and a filter box (3) is detachably connected below the complete condenser (15), a liquid bearing tank (2) is detachably connected below the filter tank (3), a liquid discharge pipe (6) is detachably connected on the right side of the liquid bearing tank (2), the valve (4) can be disassembled on the outer side of the liquid discharge pipe (6), a sandbox (12) is fixedly arranged inside the right side of the base (1), the bottom of the sandbox (12) is provided with a sliding chute (7), the inside of the sliding chute (7) is connected with a push plate (11) in a sliding way, the bottom of the push plate (11) is rotationally connected with one end of a connecting rod (10), the other end of the connecting rod (10) is rotationally connected with a wheel disc (8), the inner part of the wheel disc (8) is rotationally connected with a power output end of a motor A (9), the left side of sandbox (12) is connected with sandbox door (14) in a rotating mode, and the power output end of motor B (13) is connected to the top of sandbox door (14) in a rotating mode.

2. The rectifying still for chemical engineering according to claim 1, wherein a chemical filtering bag (18) is detachably mounted inside the right side of the filtering box (3), and a filtering net (25) is detachably mounted on the left side of the chemical filtering bag (18).

3. The rectifying still for chemical engineering according to claim 1, wherein a heat insulating layer (23) is embedded and connected to the outer side of the stock solution tank (20), and one end of the liquid injection pipe (22) is detachably connected to the left side of the stock solution tank (20).

4. A rectifying still according to claim 1, characterized in that the control signal input end of the condenser pipe (24) is connected with the control signal output end of the temperature controller (21).

5. The chemical rectifying still according to claim 1, wherein the power input ends of the motor A (9), the motor B (13), the total condenser (15), the condenser pipe (24) and the temperature controller (21) are electrically connected with the power output end of an external power source.

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