CN2179370Y

CN2179370Y - Thermaltube distilled water maker

Info

Publication number: CN2179370Y
Application number: CN 93245252
Authority: CN
Inventors: 耿世保
Original assignee: Individual
Current assignee: Individual
Priority date: 1993-11-20
Filing date: 1993-11-20
Publication date: 1994-10-12
Anticipated expiration: 2003-11-20

Abstract

The utility model provides a thermal tube distilled water maker which is composed of two vertical stainless towers, etc. The inner parts of a tower I and a tower II are respectively provided with a thermal tube heat exchanger whose evaporating end is provided with a deflection blocking plate. The end part of the condensing end of the thermal tube heat exchanger of the tower I is provided with a raw materials water distributer, and the top is provided with a demister. The bottoms of the tower I and the tower II are respectively provided with a coil pipe heat exchanger, and the outer parts of the towers are respectively provided with a coil pipe preheater. The utility model recovers and utilizes the heat of indirect steam and distilled water, which reduces the consumption of fresh steam and the consumption of cold water used for cooling the indirect steam. When the thermal tube heat exchangers are used, the thermal efficiency is high, the structure is simple, the consumption of metal is little, the investment expenditure is little, and the operation and the maintenance are convenient.

Description

Thermaltube distilled water maker

The utility model relates to a kind of distillation machine.

Distilled water is very extensive in sector applications such as chemical industry, pharmacy, electronics, light industry, food, domestic in recent years advanced distillation machine has multi-effect water distillator and vapour compression distillation water machine, its weak point is that auxiliary facility is many, the equipment heaviness, the metal consumption of specific yield is big, the investment cost height.

The purpose of this utility model be exactly to provide at above-mentioned weak point a kind of compact construction, in light weight, investment cost is low, capacity usage ratio is high, maneuverable distillation machine.

Technology implementation scheme of the present utility model is: in order to improve capacity usage ratio, adopt the double-tower type stainless steel equipment to constitute.Two tower inside all are equipped with hot tube heat exchanger, condensation end end at the hot tube heat exchanger of I tower is provided with raw water distribution device, make raw water equably sprinkle form falling film evaporation on heat pipe condensation end surface, to improve vaporization efficiency, the top of I tower is provided with the wire cloth scum dredger, in order to remove the water smoke of carrying secretly in the secondary steam, makes wetting vapour become dry steam, avoid impurity to bring in the distilled water, to guarantee the quality of distilled water with steam.The evaporation ends of two tower hot tube heat exchanger is equipped with baffle, abundant to guarantee heat exchange, the bottom of two towers is equipped with coil heat exchanger, be used for preheating material water and condensation secondary steam respectively, in I tower condensation end bottom water port is arranged, so that allow unnecessary residual spissated material water in time discharge, with the quality of assurance water and the steady running of system.The top of the hot tube heat exchanger evaporation ends of I tower taps into the steam pipe road, the bottom links to each other with coil heat exchanger at the bottom of the tower through pipeline, link to each other by pipeline between the material water out on II tower top and the pipe of I tower bottom coil heat exchanger, top is linked to each other by the material water inlet of pipeline with raw water distribution device top between its pipe, the material water inlet of I tower and the material water out of II tower all are equipped with throttling orifice plate, with the flow of control material water, thus the normal operation of assurance total system; I cat head end and II tower hot tube heat exchanger evaporation ends bottom is linked to each other by pipeline, and II tower evaporator section top connects between the pipe of the coil heat exchanger at the bottom of the tower, the secondary steam that comes condensation evaporation Duan Zhongwei to be condensed with the interior water of condensation of coiled pipe; II tower heat pipe evaporator section bottom connects in the pipe of the outer coiled pipe preheater of tower, is discharged by pipeline after cooling off; One termination feed water pipeline between the pipe of its coiled pipe preheater, the other end links to each other through pipeline, pump and the condensation end of the hot tube heat exchanger of II tower.Because material water so the discharging that two towers all are not provided with non-condensable gases also, has reduced calorific loss through repeatedly preheating, two towers all adopt stainless steel to make, and all there is thermal insulation layer two tower outsides simultaneously, to improve thermo-efficiency.

Accompanying drawing is a structural representation of the present utility model.

The utility model is described in further detail below in conjunction with accompanying drawing:

In the accompanying drawing, in I tower, II tower inside hot

tube heat exchanger

25,26 is installed all, the evaporation ends of this hot

tube heat exchanger

25,26 is provided with

baffle

23,27; The bottom of I tower, II tower is equipped with coil heat exchanger 16,1; Condensation end 24 ends of I tower hot tube heat exchanger 25 are provided with raw water distribution device 18, and the I top of tower is provided with wire cloth scum dredger 17, and water port 19 is arranged at the bottom of I tower condensation end 24; The top of hot tube heat exchanger 25 evaporation ends taps into feed channel 20; The bottom links to each other in pipeline 21 and coiled pipe preheater at the bottom of the tower 16 pipes, the pipe inner outlet connects drain valve 22, the bottom is linked to each other by pipeline 13 between the pipe of the material mouth of a river on II tower top and I tower bottom coil heat exchanger 16, top is linked to each other by the material water inlet of pipeline 15 with raw water distribution device 18 tops between the pipe of coil heat exchanger 16, the material water inlet of I tower and the material water out of II tower all are equipped with throttling orifice plate 12 I, 12 II, and I cat head end is linked to each other by pipeline 14 with II tower hot tube heat exchanger 26 evaporator sections bottom; II tower evaporator section top is connect between the pipe of the coil heat exchanger 1 at the bottom of the tower by pipeline 6, walks the round-robin water coolant by pipeline 7,8 in the pipe of coil heat exchanger 1, and discharge gate 11 is provided with the bottom of interchanger 1 between the pipe of coil heat exchanger 1; II tower heat pipe 26 evaporator section bottoms connect in the pipe of the outer coiled pipe preheater 2 of tower, communicate with discharge nozzle 10; An endfeed waterpipe 9 between the pipe of preheater 2, the other end links to each other through the hot tube heat exchanger condensation end 5 of pipeline 3, pump 4 and II tower.

Technical process of the present utility model is as follows: the outer primary steam of tower is entered through admission pipeline 20 by the middle part of I tower, heat is emitted in evaporation ends 25 condensations through heat pipe, as the thermal source of I tower hot tube heat exchanger evaporation ends, water of condensation is outside pipeline 21 and coiled pipe preheater 16 and drain valve 22 discharge towers.

Raw water enters coiled pipe preheater 2 by pipeline 9, raw water after the preheating enters condensation end 5 preheating once more that enters the top hot tube heat exchanger of II tower after pump 4 pressurizations through pipeline 3, enter coiled pipe preheater 16 preheatings again of I tower bottom then through throttling orifice plate 12 II and pipeline 15, after throttling orifice plate 12 I and pipeline 15 enter the I tower, this moment, the raw water near boiling point was sprinkled upon on the hot tube heat exchanger condensation end 24 equably by sparger 18; Form falling film evaporation and form secondary steam.

Secondary steam carries out vapor-liquid separation through wire cloth scum dredger 17 and removes the water smoke of carrying secretly in the secondary steam, enter the thermal source of II tower bottom hot tube heat exchanger through pipeline 14 then as evaporation ends 26, after going into out heat, secondary steam itself is cooled into distilled water,, discharge by discharge pipe 10 after coiled pipe preheater 2 and raw water carry out heat exchange.

The secondary steam that is not condensed in the II tower enters the II tower bottom through pipeline 6, is condensed into distilled water through coil heat exchanger 1 by cold water and is discharged outside the tower by pipeline 11.

Water coolant enters the II tower bottom by pipeline 7, is discharged by pipeline 8 after coil heat exchanger 1 and the secondary steam that is not condensed carry out heat exchange once more.

I tower top unnecessary or spissated stock water discharge by pipeline 19.

The utility model compared with prior art has the following advantages: adopted 1. that the heat exchange of heat pipe heat transfer rate is fast, the heat exchange amount is big, the thermal efficiency is high. The thermal source of II tower heat exchange of heat pipe is provided by the indirect steam of I tower, the needed initial steam consumption of heat exchanger and the required consumption of cooling-water of cooling indirect steam have been reduced, so liberated heat when raw water repeatedly utilizes indirect steam and distilled water to be condensed simultaneously is thermal efficiency height. Produce one kilogram of distilled water consumption and be 0.50 kilogram than old-fashioned distillation machine steam saving more than 2/3rds. 3. adopted vapor-liquid separating device, separating power By force, the quality of distilled water reaches the standard of Chinese Pharmacopoeia 185 editions fully. 4. steam condensate (SC) and used cooling water fully utilize each other, further energy savings. 5. the utility model can also provide high-quality, the highly purified apyrogenic steam of sterilization use simultaneously except high-quality, high-purity, apyrogenic distilled water are provided. 6. the utility model changes electrical heating into through after the simple refit, both can use for no steam and the little unit of expense. The utility model is installed compactness, pipe arrangement is simple, in light weight, metal consumption is low, investment cost is few, easy for installation, easy to maintenance, processing ease, use is reliable, noise is little, floor space is little, factory building is not had specific (special) requirements, pollution-free to production environment, be fit to the needs that the industries such as pharmacy, chemical industry, food, electronics, light industry are produced distilled water.

Claims

1, a kind of heat pipe-type distillation machine comprises two vertical stainless head tower I, II, and tower is provided with thermal insulation layer outward, it is characterized in that:

1. be equipped with hot tube heat exchanger (25), (26) in I tower, II tower inside, the evaporation ends of this hot tube heat exchanger (25), (26) is provided with baffle (23), (27);

2. the condensation end end of I tower hot tube heat exchanger (25) is provided with raw water distribution device (18), and the I top of tower is provided with scum dredger (17);

3. be equipped with coil heat exchanger (16), (1) in the bottom of I tower, II tower; Tower has a coiled pipe preheater (2) outward;

4. I tower hot tube heat exchanger (25) evaporation ends top taps into feed channel (20), and the bottom links to each other in the pipe of pipeline (21) and coil heat exchanger at the bottom of the tower (16); The material water out on II tower top is linked to each other by bottom between the pipe of pipeline (13) and I tower bottom coil heat exchanger (16), and top is linked to each other by the material water inlet of pipeline (15) with raw water distribution device (18) top between interchanger (16) pipe; Between I cat head end and II tower hot tube heat exchanger (26) the evaporation ends bottom pipeline (14) is arranged, pipeline (6) is arranged between evaporator section top and the coil heat exchanger (1), the evaporator section bottom connects in the pipe of coiled pipe preheater (2), a termination feed water pipeline (9) between the pipe of preheater (2), the other end is linked to each other by the hot tube heat exchanger condensation end (5) of pipeline (3), pump (4) and II tower; Connect cooling water pipeline (7), (8) in coil heat exchanger (1) pipe, pipeline (11) is arranged at interchanger (1) bottom.

2, heat pipe-type distillation machine as claimed in claim 1 is characterized in that at the material water inlet of I tower and the material water out of II tower throttling orifice plate (12 I), (12 II) being housed all.