阅读说明：本技术 一种用于锅炉的省煤器 (Coal economizer for boiler ) 是由 吴晓彦 于 2018-08-22 设计创作，主要内容包括：本发明公开了一种用于锅炉的省煤器,包括固定槽和出水口,所述固定槽的上端设有底座,所述固定槽的一侧设有水槽,所述底座的上端固定安装有省煤器外壳,所述管道的上方设有进水口,所述管道的外表面固定安装有保温涂层,所述保温涂层的外表面固定安装有耐腐蚀涂层。本发明所述的一种用于锅炉的省煤器,设有橡胶垫层、保温涂层和散热板,能够增加设备与地面之间的摩擦阻力,从而提高了设备整体稳定性,还能避免杂质使省煤器内部变脏,甚至会对里面形成堵塞,并能使管道里面的水温不易散失,且能将进来的高温烟气带来的温度分布的更加均匀,加热效果更好,适用不同工作状况,带来更好的使用前景。(The invention discloses a coal economizer for a boiler, which comprises a fixing groove and a water outlet, wherein a base is arranged at the upper end of the fixing groove, a water tank is arranged on one side of the fixing groove, an economizer shell is fixedly arranged at the upper end of the base, a water inlet is arranged above a pipeline, a heat-insulating coating is fixedly arranged on the outer surface of the pipeline, and a corrosion-resistant coating is fixedly arranged on the outer surface of the heat-insulating coating. The economizer for the boiler is provided with the rubber cushion layer, the heat preservation coating and the heat dissipation plate, so that the frictional resistance between the equipment and the ground can be increased, the overall stability of the equipment is improved, the phenomenon that impurities cause the interior of the economizer to become dirty and even block the interior of the economizer can be avoided, the water temperature in a pipeline cannot be easily dissipated, the temperature distribution brought by incoming high-temperature smoke can be more uniform, the heating effect is better, the economizer is suitable for different working conditions, and better use prospects are brought.)

1. An economizer for a boiler, comprising a fixed slot (1) and a water outlet (8), characterized in that: the upper end of the fixed groove (1) is provided with a base (2), one side of the fixed groove (1) is provided with a water tank (3), the fixed groove (1) is fixedly connected with the water tank (3), the upper end of the base (2) is fixedly provided with an economizer shell (4), one side of the economizer shell (4) is fixedly provided with a smoke inlet (5), the other side of the economizer shell (4) is fixedly provided with a smoke outlet (6), one side of the smoke inlet (5) is fixedly provided with a filtering device (7), a water outlet (8) is fixedly connected with the economizer shell (4), a pipeline (9) is arranged above the water outlet (8), a water inlet (10) is arranged above the pipeline (9), the outer surface of the pipeline (9) is fixedly provided with a heat-insulating coating (11), the outer surface of the heat-insulating coating (11) is fixedly provided with a corrosion-resistant coating (12), the economizer is characterized in that a heat dissipation plate (13) is arranged inside the economizer shell (4), and a rubber cushion layer (14) is arranged on the outer surface of the lower end of the fixing groove (1).

2. An economizer for a boiler as claimed in claim 1, wherein: the number of the rubber cushion layers (14), the number of the fixing grooves (1) and the number of the bases (2) are two.

3. An economizer for a boiler as claimed in claim 1, wherein: the fixing groove (1) is fixedly connected with the base (2).

4. An economizer for a boiler as claimed in claim 1, wherein: the pipeline (9) and the water inlet (10) are fixedly connected with the coal economizer shell (4).

5. An economizer for a boiler as claimed in claim 1, wherein: the heat-insulating coating (11) is fixedly connected with the pipeline (9).

Technical Field

The invention relates to the field of coal economizers, in particular to a coal economizer for a boiler.

Background

The economizer is a device which is arranged at the lower part of a flue at the tail part of a boiler and used for recovering waste heat of exhausted smoke, water fed by the boiler is heated into a heating surface of saturated water under the pressure of a steam drum, and the economizer absorbs the heat of high-temperature smoke, reduces the exhaust temperature of the smoke, saves energy and improves efficiency, is called as the economizer and has three functions of 1: absorb the heat of low temperature flue gas, reduce the exhaust gas temperature, reduce the loss of discharging fume, save fuel, 2: because the feedwater is heated in the economizer before entering the steam pocket, the heat absorption of the feedwater on the heating surface is reduced, and the economizer can be used for replacing part of the evaporation heating surface with higher manufacturing cost, 3: the temperature of the supplied water is increased, the temperature difference of the wall is reduced when the supplied water enters the steam drum, the thermal stress is correspondingly reduced, and the service life of the steam drum is prolonged.

The coal economizer for the boiler has certain defects in use, firstly, slipping phenomenon easily occurs between equipment when the equipment is in contact with the ground, people cannot use the coal economizer conveniently, secondly, the coal economizer does not have the function of placing large impurities of particles in high-temperature flue gas outside the coal economizer, the heat preservation effect is poor, the internal heating temperature distribution is uneven, and certain influence is brought.

Disclosure of Invention

The invention mainly aims to provide an economizer for a boiler, which can effectively solve the problems in the background art.

In order to achieve the purpose, the invention adopts the technical scheme that:

the utility model provides an economizer for boiler, includes fixed slot and delivery port, the upper end of fixed slot is equipped with the base, one side of fixed slot is equipped with the basin, and fixed slot and basin fixed connection, the upper end fixed mounting of base has the economizer shell, one side fixed mounting of economizer shell has the inlet flue, and the opposite side fixed mounting of economizer shell has the outlet flue, one side fixed mounting of inlet flue has filter equipment, delivery port and economizer shell fixed connection, and the top of delivery port is equipped with the pipeline, the top of pipeline is equipped with the water inlet, the external fixed surface of pipeline installs the heat preservation coating, the external fixed surface of heat preservation coating installs corrosion-resistant coating, the inside of economizer shell is equipped with the heating panel, the lower extreme surface of fixed slot is equipped with the rubber cushion.

Preferably, the number of the rubber cushion layer, the number of the fixing groove and the number of the base are two.

Preferably, the fixing groove is fixedly connected with the base.

Preferably, the pipeline and the water inlet are both fixedly connected with the shell of the economizer.

Preferably, the heat-insulating coating is fixedly connected with the pipeline.

Compared with the prior art, the invention has the following beneficial effects: the rubber cushion layer is arranged, so that the frictional resistance between the equipment and the ground can be increased, the integral stability of the equipment is improved, the equipment is convenient to use by people, the base can be arranged on the base by arranging the fixing groove, the height between the shell of the economizer and the ground can be increased, the economizer is favorable for protecting the shell and the ground, the economizer can be better arranged, water seeped out from the water outlet of the economizer can be recovered by arranging the water tank, impurities with larger particles in high-temperature flue gas from a boiler can be placed outside the economizer by arranging the filtering device, the impurities can be prevented from dirtying the interior of the economizer and even blocking the interior, the economizer has good protection effect, the water temperature in the pipeline can be prevented from easily losing by arranging the heat-insulating coating, the heating efficiency is improved, the corrosion-resistant coating is fixedly arranged on the outer surface of the heat-insulating coating, the corrosion-resistant coating can be arranged on the pipeline under the environment of the flue gas, can prolong its life, it has a plurality of aperture to distribute on the heating panel, and the speed of each part of the high temperature flue gas that just came in may be different, and the speed that can make its entering when the high temperature flue gas passes through the aperture on the heating panel is the same, lets its temperature distribution more even, and the heating effect is better, whole economizer, convenient operation, the effect of use is better for traditional mode.

Drawings

Fig. 1 is a schematic view of an overall structure of an economizer for a boiler according to the present invention.

Fig. 2 is a partial view of an economizer for a boiler according to the present invention.

Fig. 3 is a cutaway view of a pipe of an economizer for a boiler according to the present invention.

Fig. 4 is an internal view of an economizer for a boiler according to the present invention.

FIG. 5 is a cutaway view of A of FIG. 2 of an economizer for a boiler according to the present invention.

In the figure: 1. fixing grooves; 2. a base; 3. a water tank; 4. an economizer housing; 5. a smoke inlet; 6. a smoke outlet; 7. a filtration device; 8. a water outlet; 9. a pipeline; 10. a water inlet; 11. a heat-insulating coating; 12. a corrosion-resistant coating; 13. a heat dissipation plate; 14. and a rubber cushion layer.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 5, an economizer for a boiler comprises a fixing groove 1 and a water outlet 8, wherein a base 2 is arranged at the upper end of the fixing groove 1, a water tank 3 is arranged at one side of the fixing groove 1, the fixing groove 1 is fixedly connected with the water tank 3, an economizer housing 4 is fixedly arranged at the upper end of the base 2, a smoke inlet 5 is fixedly arranged at one side of the economizer housing 4, a smoke outlet 6 is fixedly arranged at the other side of the economizer housing 4, a filtering device 7 is fixedly arranged at one side of the smoke inlet 5, the water outlet 8 is fixedly connected with the economizer housing 4, a pipeline 9 is arranged above the water outlet 8, a water inlet 10 is arranged above the pipeline 9, a heat-insulating coating 11 is fixedly arranged on the outer surface of the pipeline 9, a corrosion-resistant coating 12 is fixedly arranged on the outer surface of the heat-insulating coating 11, a heat-dissipating plate 13 is arranged inside the economizer housing 4, the outer surface of the lower end of the fixing groove 1 is provided with a rubber cushion layer 14.

Wherein, the number of the rubber cushion layer 14, the fixing groove 1 and the base 2 is two.

Wherein, the fixed slot 1 and the base 2 are fixedly connected.

Wherein, the pipeline 9 and the water inlet 10 are both fixedly connected with the coal economizer shell 4.

Wherein, the heat preservation coating 11 is fixedly connected with the pipeline 9.

It should be noted that, the invention is an economizer for boiler, when in use, the base 2 can be installed on the fixed groove 1, not only the height between the economizer casing 4 and the ground can be increased, which is beneficial to the protection of the economizer, but also the economizer can be installed better, the base 2 is arranged at the upper end of the fixed groove 1, the base 2 is arranged to play a bearing role, one side of the fixed groove 1 is provided with a water tank 3, the water seeped out from the water outlet 8 of the economizer can be recovered by arranging the water tank 3, one side of the economizer casing 4 is fixedly provided with a smoke inlet 5, the high-temperature smoke from the boiler enters the economizer from the smoke inlet 5, the other side of the economizer casing 4 is fixedly provided with a smoke outlet 6, part of the smoke is discharged from the smoke outlet 6, which is beneficial to the circulation of the air in the economizer, one side of the smoke inlet 5 is fixedly provided with a filtering device 7, the filter device 7 is arranged to place some large-particle impurities in high-temperature flue gas from a boiler outside the economizer to prevent the impurities from dirtying the inside of the economizer and even blocking the inside of the economizer, so that the economizer is well protected, a worker inputs water into the pipeline 9 from the water inlet 10 and then heats the water in the pipeline 9 by using the temperature in the high-temperature flue gas, the utilization rate of energy is improved, the coal consumption of the boiler is saved, partial water flows out of the water outlet 8 to prevent the heating effect from being influenced by too much water, the water outlet 8 is fixedly connected with the economizer shell 4, the pipeline 9 is arranged above the water outlet 8, the heat-insulating coating 11 is fixedly arranged on the outer surface of the pipeline 9, the water temperature in the pipeline 9 is not easy to dissipate by arranging the heat-insulating coating 11, the heating efficiency is improved, the corrosion-resistant coating 12 is fixedly arranged on the outer surface of the heat-insulating coating 11, can make pipeline 9 more anticorrosive under the environment of flue gas through setting up corrosion-resistant coating 12, can prolong its life, the inside of economizer shell 4 is equipped with heating panel 13, it has a plurality of aperture to distribute on the heating panel 13, the speed of each part of the high temperature flue gas that just comes in may be different, the speed that can make its entering when the aperture on heating panel 13 is passed through to high temperature flue gas is the same, let its temperature distribution more even, the heating effect is better, through the rubber cushion 14 that sets up, can increase the frictional resistance between equipment and the ground, thereby the equipment overall stability has been improved, and the use of people is convenient for, and is relatively practical.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.