CN212024829U

CN212024829U - Tower-free spray deaerator

Info

Publication number: CN212024829U
Application number: CN202020728647.7U
Authority: CN
Inventors: 李立楼; 穆绪勇; 曹兵
Original assignee: Lianyungang Lide Power Equipment Co ltd
Current assignee: Lianyungang Lide Power Equipment Co ltd
Priority date: 2020-05-07
Filing date: 2020-05-07
Publication date: 2020-11-27
Anticipated expiration: 2030-05-07

Abstract

The utility model relates to a tower-free spraying deaerator, which comprises a water tank, wherein the top of the water tank is provided with a water inlet, a steam inlet and an exhaust port, the water inlet is provided with a water inlet pipe, the water inlet pipe in the water tank is provided with a spraying mechanism, the water tank is internally provided with a steam mechanism, and the steam inlet at the top of the water tank is provided with a height adjusting mechanism of the steam mechanism; the height of the whole steam mechanism can be adjusted according to the water level condition in the deoxygenation water tank.

Description

Tower-free spray deaerator

Technical Field

The utility model relates to a deaerator specifically is a towerless spraying deaerator.

Background

Dissolved oxygen is a main cause of corrosion of thermal equipment and pipelines, so that the service life of the equipment and the pipelines is shortened on a light basis, and pipe explosion and leakage accidents of the thermal equipment and the pipelines are caused on a heavy basis, therefore, the boiler is good in water supply and oxygen removal, and the corrosion of the equipment and the pipelines is very important to prevent. The existing deaerator has the defects of poor atomizing effect of a nozzle, insufficient atomization of water flow, insufficient steam-water exchange and insufficient heat and mass transfer, so that the deaerating effect is unstable; in addition, the height of the steam pipe cannot be adjusted according to the requirement, particularly, when the water level is low, due to the fact that the position is fixed, after steam cannot be sprayed into water from the position below the water level, the reaching range of the steam is limited, sometimes, the phenomenon of local overheating can occur, and uniform heating in the whole water tank cannot be achieved.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects and shortcomings existing in the prior art, the utility model provides a tower-free spray deaerator, which comprises a water tank, a water inlet, a steam inlet and an exhaust outlet, wherein the top of the water tank is provided with the water inlet pipe, the water inlet pipe is provided with a spraying mechanism, the water inlet pipe in the water tank is provided with the steam mechanism, the steam inlet at the top of the water tank is provided with a height adjusting mechanism of the steam mechanism; the spraying mechanism comprises a filter, a steam hose, an atomizing nozzle and a spray head, the filter, the steam hose connector and the atomizing nozzle are arranged on the water inlet pipe, the filter is arranged inside the water inlet pipe between the water inlet and the steam hose connector, the atomizing nozzle is arranged below the steam hose connector, one end of the steam hose is connected to the steam hose connector, the other end of the steam hose is connected to the steam mechanism, and the spray head is arranged in each direction of the atomizing nozzle.

Preferably, steam mechanism includes the steam intake pipe of vertical setting, and the bottom mounting of steam intake pipe has the steam distribution pipe that the level set up, and steam distribution pipe's both ends department respectively is equipped with a steam branch pipe, a plurality of rotatory nozzle of surface equipartition of every steam branch pipe.

Preferably, the height adjusting mechanism comprises a fixed sleeve, a threaded sleeve, a sealing sleeve, a damping device, a guide positioning rod and a guide plate, the fixed sleeve is fixed at the top of the water tank and matched with the steam mechanism, the threaded sleeve is in threaded connection with the outer surface of the fixed sleeve, an annular groove is formed in the upper end of the threaded sleeve, the damping device is arranged in the annular groove, a sealing gasket is arranged on the upper surface of the threaded sleeve, the upper end of the sealing sleeve is fixed on the lower surface of the middle part of the guide plate, and the sealing gasket and the; the top of the water tank is provided with two guiding and positioning rods which are symmetrically arranged relative to the fixed sleeve; the guide positioning rod passes through a guide hole on the guide plate.

Preferably, the damping device comprises a plurality of springs and a plurality of steel balls, and each spring is sleeved on one steel ball, so that the steel balls can rotate freely.

Preferably, the outer surface of the guide positioning rod is provided with threads and a plurality of positioning holes, and the upper nut and the lower nut are respectively in threaded connection with the guide positioning rod; the bolt is matched with the positioning hole; and the guide positioning rod is also provided with scale marks.

Preferably, the steam hose is connected to the steam inlet pipe, and the steam branch pipe is S-shaped.

Preferably, the atomizing nozzle is spherical; the quantity of atomizing nozzle is 2, and the symmetry equipartition is at the both ends of water tank.

Preferably, a water level gauge is arranged on the water tank.

Preferably, the bottom of the water tank is provided with a water outlet and a sewage outlet.

Preferably, a high pressure drainage pipe is arranged below one end of the water tank, and an access hole is formed in the other end of the water tank.

The utility model discloses the beneficial technological effect who reaches: the utility model provides a tower-free spraying oxygen-eliminating device, atomizing nozzle's atomization effect is good, and rivers are fully atomized, and the vapor-water exchange is abundant, and heat and mass transfer is sufficient, and noncondensable gases such as oxygen, the air of dissolving in the aquatic are appeared gradually, discharge from the noncondensable gas discharge pipe, reach the purpose of high-efficient deoxidization. The utility model can adjust the height of the whole steam mechanism according to the water level condition in the deoxidizing water tank by arranging the height adjusting mechanism, so that the steam can be reasonably distributed to each part of the deoxidizing water tank; simple and reasonable design, convenient use and high deoxidization efficiency.

Drawings

FIG. 1 is a schematic diagram of a deaerator;

FIG. 2 is a partially assembled schematic view of the height adjustment mechanism;

FIG. 3 is a schematic view of the overall assembly of the height adjustment mechanism;

fig. 4 is a schematic diagram of an atomizing mechanism and a steam mechanism.

Wherein: 1-a water tank; 2-a water inlet; 3-an exhaust port; 4-a height adjustment mechanism; 5-high pressure drainage pipe; 6-water outlet; 7-a sewage draining outlet; 8, a maintenance port; 21-water inlet pipe; 22-an atomizing nozzle; 23-a filter; 24-a spray head; 41-fixing the sleeve; 42-thread bush; 43-an annular groove; 44-a shock absorbing device; 45-sealing sleeve; 46-guiding positioning rods; 47-a guide plate; 91-a steam inlet pipe; 92-a steam hose; 93-steam distribution pipes; 94-steam manifold.

Detailed Description

The invention will be further described with reference to specific embodiments. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

The following further describes the present invention with reference to the drawings and examples.

As shown in fig. 1-4, the utility model relates to a tower-free spray deaerator, which comprises a water tank 1, a water inlet 2, a steam inlet and an exhaust port 3 are arranged at the top of the water tank 1, a water inlet pipe 21 is arranged at the water inlet, a spray mechanism is arranged on the water inlet pipe 21 in the water tank 1, a steam mechanism is arranged in the water tank, and a height adjusting mechanism 4 of the steam mechanism is arranged at the steam inlet at the top of the water tank; the spraying mechanism comprises a filter 23, a steam hose 92, an atomizing nozzle 22 and a spray head 24, wherein the filter 23, a steam hose connector and the atomizing nozzle 22 are arranged on the water inlet pipe 21, the filter 23 is arranged inside the water inlet pipe between the water inlet 2 and the steam hose connector, the atomizing nozzle 22 is arranged below the steam hose connector, one end of the steam hose 92 is connected to the steam hose connector, the other end of the steam hose is connected to the steam mechanism, and the spray head 24 is arranged on each direction of the atomizing nozzle 24. The water inlet is divided into thin flows through the filter 23, and the thin flows are driven by high-pressure steam sprayed out through the steam hose 92, so that the flow speed is accelerated, and the water is fully atomized; and the water and the steam sprayed from the water surface are subjected to heat and mass transfer, and after the water flowing downwards flows out of the nozzle, the water and the steam overflowing from the water are subjected to heat and mass transfer continuously until the water falls into the water, so that the first-stage deoxidization is completed. The atomizing nozzle is spherical, so that atomized water can be sprayed uniformly in all directions.

As shown in fig. 4, the steam mechanism includes a vertically arranged steam inlet pipe 91, a horizontally arranged steam distribution pipe 93 is fixed at the bottom end of the steam inlet pipe 91, two ends of the steam distribution pipe 93 are respectively provided with a steam branch pipe 94, a plurality of rotary nozzles (not shown in the figure) are uniformly distributed on the outer surface of each steam branch pipe 94, a steam hose is connected to the steam inlet pipe, and the steam branch pipes are S-shaped; compared with the straight pipe arrangement mode in the prior art, the S-shaped steam branch pipe is beneficial to steam to form circulating flow in water and is more beneficial to oxygen discharge. Through establishing rotatory nozzle, with steam blowout, drive the hydrologic cycle motion in the deoxidization water tank, improve the deoxidization effect of each department water.

After steam enters the steam inlet pipe 91 from the steam inlet, the steam enters the steam distribution pipe 93 and the steam branch pipes 94, the steam is sprayed into the deaerator water by the steam branch pipes 94 to form a plurality of rotational flows rotating around the steam branch pipes 94, the water in the water tank is disturbed by the rotational flows, and trace dissolved oxygen in the water enters the steam and is carried out of the water surface, so that the second-stage deaerating is completed;

as shown in fig. 2-3, the height adjusting mechanism includes a fixing sleeve 41, a threaded sleeve 42, a sealing sleeve 45, a damping device 44, a guiding positioning rod 46 and a guiding plate 47, the fixing sleeve 41 is fixed on the top of the water tank 1 and is matched with the steam mechanism, the threaded sleeve 42 is in threaded connection with the outer surface of the fixing sleeve 41, an annular groove 43 is arranged at the upper end of the threaded sleeve 42, the damping device 44 is arranged in the annular groove 43, a sealing gasket (not shown in the figure) is arranged on the upper surface of the threaded sleeve 42, the upper end of the sealing sleeve 45 is fixed on the lower surface of the middle part of the guiding plate 47, and the; two guiding and positioning rods 46 are arranged at the top of the water tank, and the two guiding and positioning rods 46 are symmetrically arranged relative to the fixed sleeve 41; guide positioning rods 46 pass through guide holes in guide plates 47. The damping device 44 comprises a plurality of springs and a plurality of steel balls, each spring being sleeved on one steel ball so that the steel balls can rotate freely. The outer surface of the guide positioning rod 46 is provided with threads and a plurality of positioning holes, wherein the upper end of the guide plate is provided with an upper nut, the lower end of the guide plate is provided with a lower nut, and the upper nut and the lower nut are respectively in threaded connection with the guide positioning rod; pins (not shown) engage the locating holes. And the guide positioning rod is also provided with scale marks, so that the height can be accurately adjusted conveniently.

The water tank is provided with a water level gauge, and the height adjusting mechanism of the steam mechanism is adjusted through the measuring result of the water level gauge, so that the steam mechanism is adjusted to a proper position.

The working principle of the height adjusting mechanism is as follows: adjusting the height of the steam mechanism according to the measurement result of the water level gauge, if the steam mechanism rises, firstly unscrewing an upper nut, shifting the steam mechanism to a position above the height position to be roughly adjusted, moving a guide plate to a position above the height position to be adjusted, inserting a bolt into a positioning hole above the height position to be adjusted of the guide positioning rod, and screwing a lower nut to an accurate height position; still rise the thread bush to the position that suits, pull out the bolt again, descend the deflector to the lower nut on, twist the upper nut to the deflector upper surface again this moment, be favorable to fixing the deflector to guarantee that the seal cover compresses tightly sealed pad. If when descending, screw down the nut to accurate high position earlier, then insert the nearest locating hole in deflector below with the bolt, screw up the thread bush to accurate high position again, pull out the bolt, shift the deflector to lower nut upper surface, compress tightly the deflector with last nut again.

The bottom of the water tank is provided with a water outlet 6 and a sewage outlet 7. A high pressure drainage pipe is arranged below one side of the water tank, and an access hole is arranged on the other side of the water tank. The deoxygenated water flows out from the water outlet 6, the high pressure drainage water flows in from the high pressure drainage pipe 5, the sewage is discharged from the sewage outlet 7, and the oxygen, the carbon dioxide and other noncondensable gases are discharged into the atmosphere through the air outlet 3.

The present invention has been disclosed in the foregoing with reference to the preferred embodiments, but it is not intended to limit the present invention, and all technical solutions obtained by adopting equivalent replacement or equivalent transformation schemes fall within the protection scope of the present invention.

Claims

1. The utility model provides a no tower spraying oxygen-eliminating device which characterized in that: the water tank is provided with a water inlet, a steam inlet and an exhaust port at the top, the water inlet is provided with a water inlet pipe, the water inlet pipe in the water tank is provided with a spraying mechanism, the water tank is internally provided with a steam mechanism, and the steam inlet at the top of the water tank is provided with a height adjusting mechanism of the steam mechanism; the spraying mechanism comprises a filter, a steam hose, an atomizing nozzle and a spray head, the filter, the steam hose connector and the atomizing nozzle are arranged on the water inlet pipe, the filter is arranged inside the water inlet pipe between the water inlet and the steam hose connector, the atomizing nozzle is arranged below the steam hose connector, one end of the steam hose is connected to the steam hose connector, the other end of the steam hose is connected to the steam mechanism, and the spray head is arranged in each direction of the atomizing nozzle.

2. The spray oxygen remover of claim 1, wherein: steam mechanism includes the steam intake pipe of vertical setting, and the bottom mounting of steam intake pipe has the steam distribution pipe that the level set up, and the both ends department of steam distribution pipe respectively is equipped with a steam branch pipe, a plurality of rotatory nozzle of surface equipartition of every steam branch pipe.

3. The spray oxygen remover of any of claims 1-2, wherein: the height adjusting mechanism comprises a fixed sleeve, a threaded sleeve, a seal sleeve, a damping device, a guide positioning rod and a guide plate, the fixed sleeve is fixed at the top of the water tank and matched with the steam mechanism, the threaded sleeve is in threaded connection with the outer surface of the fixed sleeve, an annular groove is formed in the upper end of the threaded sleeve, the damping device is arranged in the annular groove, a seal gasket is arranged on the upper surface of the threaded sleeve, the upper end of the seal sleeve is fixed on the lower surface of the middle of the guide plate, and the seal gasket and the; the top of the water tank is provided with two guiding and positioning rods which are symmetrically arranged relative to the fixed sleeve; the guide positioning rod passes through a guide hole on the guide plate.

4. The spray oxygen remover of claim 3, wherein: the damping device comprises a plurality of springs and a plurality of steel balls, and each spring is sleeved on one steel ball, so that the steel balls can rotate freely.

5. The towerless spray deaerator of claim 4, wherein: the outer surface of the guide positioning rod is provided with threads and a plurality of positioning holes, and the upper nut and the lower nut are respectively in threaded connection with the guide positioning rod; the bolt is matched with the positioning hole; and the guide positioning rod is also provided with scale marks.

6. The spray oxygen remover of claim 2, wherein: the steam hose is connected to the steam inlet pipe, and the steam branch pipe is S-shaped.

7. The spray oxygen remover of claim 1, wherein: the atomizing nozzle is spherical; the quantity of atomizing nozzle is 2, and the symmetry equipartition is at the both ends of water tank.

8. The spray oxygen remover of claim 1, wherein: a water level meter is arranged on the water tank.

9. The spray oxygen remover of claim 1, wherein: the bottom of the water tank is provided with a water outlet and a sewage outlet.

10. The spray oxygen remover of claim 1, wherein: a high pressure drainage pipe is arranged below one end of the water tank, and an access hole is arranged at the other end of the water tank.