CN2382457Y - Low position vacuum thermal oxygen remover - Google Patents

Abstract

The utility model relates to a low position vacuum thermal oxygen remover used for water heating boilers. On the basis of the low position vacuum thermal oxygen remover used for steam boilers, and a water jet ejector vacuum pump unit and a hot and cold water mixer are integrated into a whole to cause the upper space of an oxygen removing tower to form the vacuum. The water of the mixer enters the tower to form the spray shape, and the oxygen gas enters an eductor through a top opening and pipes of the oxygen removing tower, enters by jetting an isolated chamber of one end of a water tank and are discharged from an outlet of the upper part of the isolated chamber. The oxygen remover of the utility model not only reserves the advantage of the low position thermal oxygen remover used for the steam boilers, but also each part is assembled into the integral structure, so the utility model has the advantages of electromechanical integration and stable and reliable oxygen removing effect.

Description

The low-position vacuum thermal deaerator

The utility model relates to a kind of low-position vacuum thermal deaerator that is used for hot water boiler.

At present, using hot water boiler generally is not deoxygenation, also is to adopt the chemicals deoxygenation to large-scale hot water boiler, and this deoxidation method is the cost height not only, and because of the medicine deoxygenation, form compound, and work-ing life of boiler is shortened in fouling in body of heater.The inventor's No. 962447528 patents are a kind of low level, heating power deaerator that is used for steam boiler, and it is by the deoxidation tower, the deoxygenation water tank, and leve automatic controller, the water tank fixed support, boiler feedpump is formed.It has solved the difficult problem of boiler feedpump cavitation, has reduced mounting height, saves the factory building investment, has replaced high-order heating power or vacuum dust cather.But this invention can not be directly used in hot water boiler.

Goal of the invention of the present utility model is exactly to adopt the basic structure of existing steam boiler with position, end thermal deaerator, sets up to inhale and penetrates system and mixing tank, plays the effect into the hot water boiler deoxygenation.

Goal of the invention of the present utility model realizes by following scheme:

Low-position vacuum thermal deaerator of the present utility model, it comprises the deoxidation tower, water tank, the water tank outer side wall is provided with fluid level control device and overflow device, also comprise support, boiler feedpump, the utility model is with the steam boiler low level, heating power deaerator, water-jet pump unit and cold, the hot water mixer is combined into one, constitute hot water boiler low-position vacuum thermal deaerator, its concrete structure is: an end is separated out one with dividing plate with water tank and puts between water in water tank, venting port is set above putting between water, cross the upper and lower opening of putting between water, add the water-jet pump unit, lower outlet between water is put by the water-in UNICOM of unit, the unit injector with put between water water-in and communicate, crossing the water tank outside between vacuum pump and the injector is communicated with managing, injector sidewall suction inlet connects hot-and-cold water mixer with the straight-through deoxidation top of tower port of pipe above the deoxidation tower side wall; The spillway UNICOM automatic control overflow device of water tank outer side wall, this device is on being with, the tank body of end opening, suitable for reading and water tank spillway joins, and end opening and rising pipe outer wall join, and tank interior is stretched in the upper end of rising pipe, rising pipe sliding bearing one cone suitable for reading, a lever is put in the facies superior pyramidis holder, and lever one end is slidingly connected on the fulcrum with the set of tank body inner side-wall, and the other end of lever connects a ball float.

Low-position vacuum thermal deaerator of the present utility model, its hot-and-cold water mixer can be the horizontal tank body, tank body one end is crossed water outlet and is communicated with deoxidation tower upper side wall, mixing water from then on mouth enters the deoxidation tower, the tank body the other end is a hot water inlet, near the top of hot water inlet cooling water inlet is set, tilting multilayer baffle plate between inherent water-in of tank body and the water outlet, baffle plate top is real plate, and the bottom is the open-work plate.

The utility model is used for the hot water boiler deoxygenation, and it has kept the advantage of the low level, heating power deaerator that the steam boiler deoxygenation uses equally.Softening water deoxygenation of the present utility model can mix also used vapour thermoplastic water deoxygenation with boiler recirculated water direct heating.Deoxygenator of the present utility model is assembled into one-piece construction by parts, and is multifunctional electromechanical integrated, makes hot water boiler be adopted thermal de-aeration, and deaerating effect is reliable and stable.Quick for installation, floor space is little, is convenient to safeguard.

The description of drawings of low-position vacuum thermal deaerator of the present utility model is as follows: Fig. 1 is the front view of low-position vacuum thermal deaerator.Fig. 2 is the part sectioned view of the automatic control overflow device of low-position vacuum thermal deaerator.Fig. 3 is the part sectioned view of the hot-and-cold water mixer of low-position vacuum thermal deaerator.Fig. 4 is Fig. 3 plate washer front view.

Embodiment of the present utility model is described as follows:

Referring to Fig. 1. the low-position vacuum thermal deaerator includes water tank (3), deoxidation tower (5), support (1), boiler feedpump (2), and a dividing plate (16) is set in an end of water tank (3), make its isolated end form one and independently put (17) between water, put that (17) sidepiece is provided with upflow tube (14) between water.This is put, and (17) upper and lower wall has been communicated with the suction injection device between water, and inhaling injection device can be with existing water-jet pump unit.Its structure is for being provided with a vacuum pump (20) toward extracardiac pumping putting between water (17) below, inhale to the top of putting (17) between water and by pipeline (19) and to penetrate device (10) and link, enter and inhale the water penetrate device (10) and spray downwards through putting (11) suitable for reading between water and enter and put (17) between water, the acceleration of current, make to inhale and penetrate device (10) inner chamber sidepiece formation vacuum, sidewall suction inlet (9) communicates with the tower inner chamber by through deoxidation tower (5) upper end of pipeline (8) (7), suction causes the upper space of deoxidation tower (5) to form vacuum, and deoxidation tower (5) side top is communicated with hot-and-cold water mixer (6).

Referring to Fig. 3, mixing tank (6) is a horizontal tank body (31), the water outlet (32) of tank body (31) one ends is communicated with deoxidation tower (5), and the other end of tank body (31) is provided with two water-ins, and hot water inlet (28) is put the below in cooling water inlet (29), water-in (28,29) and polylith mixing damper (30) is set between the water outlet (32), referring to Fig. 4, every baffle plate (30) top is real plate (34), the below is porous plate (33), helps cold and hot water and mixes.Referring to Fig. 1, mixing water enters deoxidation tower (5), because the tower internal upper part is in the aspiration vacuum state, mixing water one enters deoxidation tower (5) and forms spraying, isolates oxygen, and the water after the deoxidation enters bottom water tank (3).Oxygen is pumped into pipeline (8) through deoxidation tower top suction inlet (7), penetrates the side draught mouth (9) of device (10) through suction and penetrates in the device (10) to inhaling, and oxygen is penetrated outlet under the device (10) through suction again, enters and puts (17) between water, is discharged by the venting port of putting (17) between water (12).

Referring to Fig. 1, automatic control overflow device (16) is set on deoxygenation water tank (3) the sidewall upflow tube (13), the overflow port (13) of water tank (3) links to each other with the water-in (23) of automatic control overflow device (16).Referring to Fig. 2, automatic control overflow device (16) is a vertical tank body, upward is water inlet pipe (23), is rising pipe (27) down.Tank interior is stretched on the top of rising pipe (27), constitutes to close up (26), and close up (26) support a cone (21), and cone (21) goes up and connects a lever (24).Lever (24) one ends are slidingly connected on the fulcrum (25) in inner tank wall, and the other end connects a ball float (22).When the water level in the water tank (3) kept design water level, the conehead (21) at lever (24) middle part inserted in the closing in (26) on overflow device rising pipe (27) top, sealing closing in (26).Water in water tank (3) exceeds design water level, and water overflows in the tank body that enters automatic control overflow device (16), and water level rises in the tank body, ball float (22) come-up of lever (24) one ends, and conehead (21) leaves water outlet (26), and water is discharged tank body.This device has been controlled the open and close of the water overflow in the deaerator storage tank (3) automatically, and the overflow mouth of pipe is not communicated with atmosphere, has guaranteed that the low-position vacuum thermal deaerator is in closed state.

Claims (2)

1, a kind of low-position vacuum thermal deaerator that is used for hot water boiler, it comprises deoxidation tower 5, water tank 3, the water tank outer side wall is provided with fluid level control device 4 and overflow device, also comprise support 1, boiler feedpump 2, it is characterized in that the steam boiler low level, heating power deaerator, water-jet pump unit and cold, the hot water mixer is combined into one, constitute hot water boiler low-position vacuum thermal deaerator, its concrete structure is: an end is separated out one with dividing plate 16 with water tank and puts between water 17 in water tank 3 bodies, put that 17 tops are provided with venting port 12 between water, cross and put between water 17 upper and lower opening 11,18, add the water-jet pump unit, 17 lower outlets 18 between water are put by the water-in UNICOM of unit, unit injector 10 with put between water that water-in 11 communicates on 17, cross water tank 3 outsides between vacuum pump 20 and the injector 10 and is communicated with pipe 19, injector 10 sidewall suction inlets 9 usefulness pipe 8 leads directly to deoxidation tower 5 top ports 7, connection hot-and-cold water mixer 6 above deoxidation tower 5 sidewalls; The spillway 13 UNICOMs automatic control overflow device 15 of water tank 3 outer side walls, this device is on being with, the tank body of end opening, suitable for reading 23 join with water tank 3 spillways 13, and end opening and rising pipe 27 outer walls join, and tank interior is stretched in the upper end of rising pipe 27, rising pipe 26 sliding bearings suitable for reading one cone 21, a lever 24 is put in holder above the cone 21, and lever 24 1 ends are slidingly connected on the fulcrum 25 with the set of tank body inner side-wall, and the other end of lever 24 connects a ball float 22.

2, low-position vacuum thermal deaerator according to claim 1, the hot-and-cold water mixer 6 that it is characterized in that it can be horizontal tank body 31, tank body 31 1 ends are crossed water outlet 32 and are communicated with deoxidation tower 5 upper side walls, mixing water from then on mouth enters deoxidation tower 5, tank body 31 the other ends are hot water inlet 28, soft cooling water inlet 29 are set, tilting multilayer baffle plate 30 between tank body 31 inherent water-ins and the water outlet 32 near the top of hot water inlet 28, baffle plate 30 tops are real plate 34, and the bottom is an open-work plate 33.

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