CN219389695U - Novel boiler vacuum deaerator - Google Patents

Abstract

The utility model discloses a novel boiler vacuum deaerator, which belongs to the technical field of deaerators and comprises a deaerator head, a water tank and a vacuum pump, wherein the deaerator head is arranged at the upper part of the water tank, the vacuum pump is arranged at the right part of the deaerator head, a water pipe is arranged in the deaerator head, a water diversion pipe is arranged at the bottom of the water pipe, a shower nozzle is arranged at the bottom of the water diversion pipe, a steam pipe is arranged in the deaerator head, a steam nozzle is arranged on the steam pipe, one end of the steam pipe penetrates through the left part of the deaerator head, a tube plate is arranged in a shell, a heat exchange tube is arranged in the shell and penetrates through the tube plate, a water inlet chamber is arranged at the left part of the shell, a water inlet pipe is arranged at the bottom of the water inlet chamber, a water outlet pipe is arranged at the bottom of the water outlet chamber, the water outlet pipe is connected with the water pipe, an air outlet pipe is arranged between the bottom of the shell and the upper part of the deaerator head, and the vacuum pump is connected with the air inlet pipe. The technical problem that the heat energy of the sucked steam cannot be recycled by the existing equipment is solved.

Description

Novel boiler vacuum deaerator

Technical Field

The utility model belongs to the technical field of deaerators, and particularly relates to a novel boiler vacuum deaerator.

Background

The vacuum deaerator is a device for boiling water at low temperature under vacuum and removing oxygen, nitrogen, carbon dioxide and other gases contained in water, and consists of a deaerating head, a water tank and a vacuum unit, wherein the deaerating water tank can be arranged at high or low position, the vacuum pump unit can adopt a steam jet pump taking steam as power or a water jet pump taking circulating water as working medium, the deaerating method is generally carried out at 30-60 ℃, deaerating (at 60 ℃ or normal temperature) at low temperature on water surface can be realized, and satisfactory deaerating effect can be obtained by vacuum deaerating for a thermal boiler and a steam boiler with large load fluctuation and poor thermal deaerating effect. In the actual operation process, the vacuum pump sucks air and oxygen in the deaerator to reach a vacuum state, and the vapor is lifted and sucked by the vacuum pump due to insufficient contact between desalted water and the vapor, so that the heat energy of the sucked vapor is only condensed and recovered in the prior art, but the heat energy of the vapor is not utilized, and a part of the heat energy of the vapor is wasted.

Disclosure of Invention

The utility model aims to: the utility model aims to provide a novel boiler vacuum deaerator, which solves the technical problem that the heat energy of the sucked steam cannot be recycled by the existing equipment.

The utility model provides a novel boiler vacuum deaerator, includes deoxidization head, water tank and vacuum pump, water tank upper portion is equipped with deoxidization head, deoxidization head right part is equipped with the vacuum pump, be equipped with the water pipe in the deoxidization head, the water pipe bottom is equipped with the distributive pipe, the distributive pipe bottom is equipped with the deluge shower nozzle, be equipped with the steam pipe in the deoxidization head, be equipped with the steam nozzle on the steam pipe, steam pipe one end runs through deoxidization head left part, and demineralized water gets into the distributive pipe through the water pipe, and then spouts through the deluge shower nozzle, and steam gets into through the steam pipe, upwards spouts through the steam nozzle, contacts with demineralized water for oxygen in the demineralized water separates out, and the vacuum pump constantly takes out air, oxygen and partial steam in the deoxidization head.

The method is characterized in that: the deaeration head upside is equipped with the casing, the casing bottom is equipped with the water storage chamber, be equipped with the tube sheet in the casing, be equipped with the heat exchange tube in the casing, it is fixed with the heat exchange tube through the tube sheet, the heat exchange tube runs through the tube sheet, the casing left part is equipped with the intake chamber, the intake chamber bottom is equipped with the inlet tube, the casing right part is equipped with the delivery chamber, the delivery chamber bottom is equipped with the outlet pipe, outlet pipe and water piping connection, be equipped with the outlet duct between casing bottom and the deaeration head upper portion, the casing upper portion is equipped with the intake pipe, vacuum pump and air-intake connection, demineralized water gets into the intake chamber through the inlet tube, reentrant water chamber, gets into the casing through the outlet pipe, gets out reentrant water pipe through the outlet pipe in, and demineralized water heat transfer in the deaeration head for demineralized water is heated, and forms the comdenstion water and falls into the water storage chamber after the steam heat transfer, and air and oxygen are taken off by the vacuum through the intake pipe.

Further, be equipped with the water comb layer in the deoxidization head, deoxidization head left part is equipped with the steam mouth, and the demineralized water after deoxidization through the water comb layer further atomizes to further contact with the steam that gets into in the steam mouth, make the demineralized water deoxidization effect better.

Further, a fixing seat is arranged between the water tank and the vacuum pump, and the vacuum pump is fixed on the water tank through the fixing seat.

Compared with the prior art, the utility model has the following advantages: oxygen, air and steam in the deoxidizing head pumped by the vacuum pump are subjected to heat exchange through the inside of the shell and demineralized water entering the heat exchange tube, so that the demineralized water entering the deoxidizing head is preheated in advance, the preheated demineralized water can be heated to a saturation temperature faster by contacting with the steam, the heat energy of the steam pumped by the vacuum pump is utilized, meanwhile, the steam after heat exchange forms condensed water to enter the water storage chamber to be collected, resources are recovered, and the technical problem that the heat energy of the pumped steam cannot be recycled by the existing equipment is solved.

Drawings

FIG. 1 is a block diagram of the present utility model;

fig. 2 is an enlarged view of a portion of fig. 1 according to the present utility model.

The accompanying drawings: the device comprises a deoxidizing head 1, a water tank 2, a vacuum pump 3, a water pipe 4, a water distribution pipe 5, a shower nozzle 6, a steam pipe 7, a steam nozzle 8, a shell 9, a water storage chamber 10, a tube plate 11, a heat exchange tube 12, a water inlet chamber 13, a water inlet pipe 14, a water outlet chamber 15, a water outlet pipe 16, a water outlet pipe 17, an air outlet pipe 18, an air inlet pipe 19, a water grate layer 20, a steam port 20 and a fixing seat 21.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present utility model are included in the protection scope of the present utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Examples

As shown in fig. 1-2:

the novel boiler vacuum deaerator comprises a deaeration head 1, a water tank 2 and a vacuum pump 3, wherein the deaeration head 1 is arranged on the upper portion of the water tank 2, the vacuum pump 3 is arranged on the right portion of the deaeration head 1, a water pipe 4 is arranged in the deaeration head 1, a water diversion pipe 5 is arranged at the bottom of the water pipe 4, a shower nozzle 6 is arranged at the bottom of the water diversion pipe 5, a steam pipe 7 is arranged in the deaeration head 1, a steam nozzle 8 is arranged on the steam pipe 7, and one end of the steam pipe 7 penetrates through the left portion of the deaeration head 1;

the method is characterized in that: the deoxidizing head 1 upside is equipped with casing 9, casing 9 bottom is equipped with reservoir chamber 10, be equipped with tube sheet 11 in the casing 9, be equipped with heat exchange tube 12 in the casing 9, heat exchange tube 12 runs through tube sheet 11, casing 9 left portion is equipped with intake chamber 13, intake chamber 13 bottom is equipped with inlet tube 14, casing 9 right part is equipped with out hydroecium 15, out the hydroecium 15 bottom is equipped with outlet pipe 16, outlet pipe 16 is connected with water pipe 4, be equipped with outlet duct 17 between casing 9 bottom and deoxidizing head 1 upper portion, casing 9 upper portion is equipped with intake pipe 18, vacuum pump 3 is connected with intake pipe 18.

Further, a water grate layer 19 is arranged in the deoxidizing head 1, and a steam port 20 is arranged at the left part of the deoxidizing head 1.

Further, a fixing seat 21 is arranged between the water tank 2 and the vacuum pump 3.

The application method of the utility model is as follows:

the demineralized water enters the water inlet chamber 13 through the water inlet pipe 14, then enters the heat exchange pipe 12, then enters the water outlet chamber 15, enters the water pipe 4 through the water outlet pipe 16, then enters the water distribution pipe 5, and exits through the shower nozzle 6, steam enters through the steam pipe 7, is sprayed upwards through the steam nozzle 8 and contacts with the demineralized water, so that the demineralized water is heated to release oxygen, the vacuum pump 3 is started, oxygen, air and part of steam in the deaeration head 1 enter the shell 9 through the air outlet pipe 17, heat exchange is carried out on the demineralized water in the heat exchange pipe 12, so that the demineralized water is heated, the heated demineralized water enters the water outlet chamber 15 again, then enters the deaeration head 1 through the water outlet pipe 16 and the water pipe 4, contacts with the steam, condensed water formed by the heat exchanged steam in the shell 9 falls into the water storage chamber 10 to be stored, and the rest of the air and the oxygen are pumped by the vacuum pump 3 through the air inlet pipe 18, the deaerated water in the deaeration head 1 falls into the water tank 2, and is supplied to the boiler by the water tank 2.

The foregoing is merely a preferred embodiment of the utility model, and it should be noted that modifications could be made by those skilled in the art without departing from the principles of the utility model, which modifications would also be considered to be within the scope of the utility model.

Claims (3)

1. The utility model provides a novel boiler vacuum deaerator, includes deoxidization head (1), water tank (2) and vacuum pump (3), water tank (2) upper portion is equipped with deoxidization head (1), deoxidization head (1) right part is equipped with vacuum pump (3), be equipped with water pipe (4) in deoxidization head (1), water pipe (4) bottom is equipped with distributive pipe (5), distributive pipe (5) bottom is equipped with shower nozzle (6), be equipped with steam pipe (7) in deoxidization head (1), be equipped with steam shower nozzle (8) on steam pipe (7), steam pipe (7) one end runs through deoxidization head (1) left part;

the method is characterized in that: the deoxidizing head (1) upside is equipped with casing (9), casing (9) bottom is equipped with reservoir chamber (10), be equipped with tube sheet (11) in casing (9), be equipped with heat exchange tube (12) in casing (9), heat exchange tube (12) run through tube sheet (11), casing (9) left part is equipped with intake chamber (13), intake chamber (13) bottom is equipped with inlet tube (14), casing (9) right part is equipped with out hydroecium (15), it is equipped with outlet pipe (16) to go out apotheca (15) bottom, outlet pipe (16) are connected with water pipe (4), be equipped with outlet duct (17) between casing (9) bottom and deoxidizing head (1) upper portion, casing (9) upper portion is equipped with intake pipe (18), vacuum pump (3) are connected with intake pipe (18).

2. The novel boiler vacuum deaerator of claim 1, wherein: the deaeration head (1) is internally provided with a water grate layer (19), and the left part of the deaeration head (1) is provided with a steam port (20).

3. The novel boiler vacuum deaerator of claim 1, wherein: a fixing seat (21) is arranged between the water tank (2) and the vacuum pump (3).