Smoke exhaust device of pressure-bearing steam boiler

Abstract

The utility model relates to the technical field of steam boiler smoke discharging, and discloses a pressure-bearing steam boiler smoke discharging device which comprises a connecting pipeline, a processing pipeline is arranged in the middle of the connecting pipeline, and a collecting assembly, a condensing assembly and a filtering assembly are sequentially arranged in the processing pipeline from bottom to top. The collecting assembly comprises a drainage box fixedly installed in the treatment pipeline, the rear portion of the drainage box is fixedly connected with a collecting box, and the front portion of the drainage box is fixedly connected with a drainage pipe; the condensation assembly comprises a mounting strip, a plurality of condensation boxes are fixedly connected to the lower portion of the mounting strip, the longitudinal section of each condensation box is in an inverted triangle shape, and the condensation boxes communicate with one another. According to the utility model, the condensation assembly and the collection assembly are arranged, so that moisture in the flue gas can be liquefied and then collected, and a collected water stain source is reasonably utilized; and through the arranged filtering assembly, smoke can be filtered, and the smoke is prevented from polluting air.

Description

TECHNICAL FIELD

[0001] The utility model relates to steam boiler exhaust smoke technical field especially, relates to a kind of pressure-bearing steam boiler exhaust smoke device. BACKGROUND

[0002] Pressure-bearing steam boiler is a kind of hot energy using fuel combustion, heats water to produce steam device.The main components of pressure-bearing steam boiler include kettle shell, furnace, transfer smoke chamber and smoke pipe etc..These components jointly constitute the core structure of boiler, ensure that it can be safely and effectively operated.

[0003] When pressure-bearing steam boiler exhausts smoke, water vapor in flue gas, if directly discharges, water vapor can be liquefied, first form water drop and then gather into water flow and flow out, cause the waste of water resources, and cannot treat impurities in flue gas, inconvenient to use. UTILITY MODEL CONTENT

[0004] The utility model discloses a kind of pressure-bearing steam boiler exhaust smoke devices to solve the shortcomings in prior art, by the condensation component, collection component set, water in flue gas can be liquefied, then collect, reasonably utilize collected water source;By the filter component set, flue gas can be filtered, avoid flue gas pollution air.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of pressure-bearing steam boiler exhaust smoke device, comprising:

[0006] Connecting pipeline, the middle part of the connecting pipeline is equipped with treatment pipeline, the treatment pipeline is equipped with collection component, condensation component, filter component from below to above in sequence;

[0007] The collection component includes drainage box fixedly installed in the inside of treatment pipeline, the rear part of the drainage box is fixedly connected with collection box, the front part of the drainage box is fixedly connected with drain pipe;

[0008] The condensation component includes installation strip, the lower part of the installation strip is fixedly connected with multiple condensation tanks, the shape of the longitudinal section of the condensation tank is inverted triangle, multiple condensation tanks are interconnected, water inlet pipe, water outlet pipe are fixedly installed on one side of the condensation tank;

[0009] The filter component includes activated carbon plate.By the condensation component, collection component set, water in flue gas can be liquefied, then collect, reasonably utilize collected water source;By the filter component set, flue gas can be filtered, avoid flue gas pollution air.

[0010] Further, the upper part of the collecting box has an opening, the collecting box is located directly below the condensing box, the number of the collecting box and the condensing box is same, and the bottom of the collecting box is provided with a guide slope.

[0011] Further, the guide slope is high at the back and low at the front, and the drain pipe passes through the front side wall of the treatment pipeline.

[0012] Further, gaps for smoke flow are reserved between adjacent condensing boxes.

[0013] Further, the water inlet pipe and the water outlet pipe pass through the side wall of the treatment pipeline, and the water inlet pipe is in communication with an external cooling water source.

[0014] Further, the filter assembly further comprises a mounting plate, the mounting plate is fixedly connected with a placing net frame, and the activated carbon plate is installed in the placing net frame.

[0015] Further, the mounting plate is fixedly connected with mounting handles, the number of the mounting handles is two, and the mounting handles are arranged in an axisymmetric mode, and the mounting plate is fixedly connected with the treatment pipeline through screws.

[0016] Further, the mounting strip is detachably connected with the treatment pipeline, and the treatment pipeline is a square pipeline.

[0017] The utility model has the advantages of the following beneficial effects:

[0018] The pressure-bearing steam boiler smoke exhaust device provided by the utility model can liquefy the water in the smoke, then collect the water, and reasonably utilize the collected water source, the filter assembly can filter the smoke, and air pollution caused by the smoke can be avoided. DRAWINGS

[0019] Figure 1 It is a whole structure schematic view of the utility model;

[0020] Figure 2 It is an internal structure schematic view of the utility model;

[0021] Figure 3 It is a structure schematic view of the condensing assembly of the utility model;

[0022] Figure 4 It is a structure schematic view of the collecting assembly of the utility model;

[0023] Figure 5 It is a structure schematic view of the filter assembly of the utility model.

[0024] Legend:

[0025] 1, connecting pipeline; 2, processing pipeline; 3, filter assembly; 4, condensing assembly; 5, collection assembly; 301, mounting plate; 302, mounting handle; 303, placing net frame; 304, activated carbon plate; 401, mounting strip; 402, condensing box; 403, water inlet pipe; 404, water outlet pipe; 501, drainage box; 502, drainage pipe; 503, guide slope; 504, collection box. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0027] Referring to Figures 1-5 , the utility model provides an embodiment: a pressure-bearing steam boiler smoke exhaust device, include: connecting pipeline 1, the middle part of connecting pipeline 1 is equipped with processing pipeline 2, and the collection assembly 5, the condensing assembly 4, the filter assembly 3 are sequentially equipped in processing pipeline 2 from below to above;

[0028] The collection assembly 5 includes a drainage box 501 fixedly installed inside the processing pipeline 2, the rear part of the drainage box 501 is fixedly connected with a collection box 504, the upper part of the collection box 504 has an opening, the collection box 504 is located directly below the condensing box 402, the number of the collection box 504 and the condensing box 402 is the same, the bottom of the collection box 504 is provided with a guide slope 503, the guide slope 503 is provided with a rear high and front low, the drainage pipe 502 passes through the front side wall of the processing pipeline 2, and the front part of the drainage box 501 is fixedly connected with the drainage pipe 502;

[0029] Reference Figure 4 , when collecting, the collection box 504 can collect the liquefied water droplets, then enter the drainage box 501 along the guide slope 503, and then be discharged from the drainage pipe 502, so that the collected water resources are conveniently utilized.

[0030] The condensing assembly 4 includes a mounting strip 401, the mounting strip 401 is detachably connected with the processing pipeline 2, can be installed and fixed by using screws, the processing pipeline 2 is a square pipeline, the lower part of the mounting strip 401 is fixedly connected with a plurality of condensing boxes 402, a gap for smoke flow is reserved between adjacent condensing boxes 402, the shape of the longitudinal section of the condensing box 402 is an inverted triangle, the plurality of condensing boxes 402 are communicated with each other, the water inlet pipe 403 and the water outlet pipe 404 are fixedly installed on one side condensing box 402, the water inlet pipe 403 and the water outlet pipe 404 all pass through the side wall of the processing pipeline 2, the water inlet pipe 403 and an externally arranged cooling water source are communicated with each other;

[0031] Reference Figure 3 , Figure 2 When condensing, the water vapor in the flue gas contacts the side of the condensing box 402, and the external cooling water enters the condensing box 402, the water vapor is pre-cooled and liquefied, and then drips along the condensing box 402 under the action of gravity.

[0032] The filter assembly 3 comprises an activated carbon plate 304, and further comprises a mounting plate 301, the mounting plate 301 is fixedly connected with mounting handles 302, the number of the mounting handles 302 is two, and the mounting handles 302 are arranged in an axisymmetric manner, the mounting plate 301 is fixedly connected with a placing screen frame 303.

[0033] Reference Figure 5 When filtering, the flue gas passes through the activated carbon plate 304 from bottom to top, the activated carbon plate 304 can filter the impurities in the flue gas, avoid air pollution caused by the flue gas, and the mounting plate 301 can be disassembled, so that the placing screen frame 303 can be taken out, thereby facilitating replacement of the activated carbon plate 304.

[0034] The connecting pipeline 1 is connected with the flue gas outlet of the pressure-bearing steam boiler through the connecting flanges, the flue gas is discharged from bottom to top, first, the water vapor in the flue gas contacts the side of the condensing box 402, and the external cooling water enters the condensing box 402, the water vapor is pre-cooled and liquefied, and then drips along the condensing box 402 under the action of gravity, then the collected box 504 can collect the liquefied water droplets, and then the water droplets enter the drainage box 501 along the guide inclined surface 503, and then are discharged from the drainage pipe 502, which is convenient for utilizing the collected water resources, when filtering, the flue gas passes through the activated carbon plate 304 from bottom to top, the activated carbon plate 304 can filter the impurities in the flue gas, avoid air pollution caused by the flue gas, and the mounting plate 301 can be disassembled, so that the placing screen frame 303 can be taken out, thereby facilitating replacement of the activated carbon plate 304. Through the setting of the condensing assembly 4 and the collecting assembly 5, the water in the flue gas can be liquefied and then collected, and the collected water resources are reasonably utilized; through the setting of the filter assembly 3, the flue gas can be filtered to avoid air pollution caused by the flue gas.

[0035] Working principle: connecting pipeline 1 is connected with pressure-bearing steam boiler exhaust port through connecting flange, flue gas is discharged from bottom to top, water vapor in flue gas first contacts the side of condensing box 402, the outside cooling water enters into condensing box 402, water vapor is pre-cooled and liquefied, then under the action of gravity, along condensing box 402, then collecting box 504 can collect the liquefied water drops, then along guide inclined surface 503 into drain box 501, then from drain pipe 502, convenient to use the collected water resources, when filtering, flue gas passes through activated carbon plate 304 from bottom to top, activated carbon plate 304 can filter the impurities in flue gas, avoid flue gas polluting air, and part of mounting plate 301 can be removed, so that part of placing net frame 303 can be taken out, so as to facilitate replacement of activated carbon plate 304.

[0036] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the foregoing detailed description of the present application is made with reference to the foregoing embodiments, for the person skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement, within the spirit and principles of the present application, any modification, equivalent replacement, improvement, etc., should be included in the scope of protection of the present application.

Claims

1. A flue gas exhaust device for a pressure steam boiler, characterized in that, Include: Connecting pipeline (1), the middle part of connecting pipeline (1) is provided with treatment pipeline (2), and the inside of treatment pipeline (2) is sequentially provided with collection assembly (5), condensation assembly (4), filter assembly (3) from bottom to top; The collection assembly (5) includes a drain box (501) fixedly installed inside the treatment pipeline (2), the rear part of the drain box (501) is fixedly connected with a collection box (504), and the front part of the drain box (501) is fixedly connected with a drain pipe (502); The condensation assembly (4) includes an installation strip (401), the lower part of the installation strip (401) is fixedly connected with a plurality of condensation boxes (402), the longitudinal section of the condensation box (402) is in the shape of an inverted triangle, a plurality of condensation boxes (402) are communicated with each other, and the condensation box (402) on one side is fixedly installed with a water inlet pipe (403) and a water outlet pipe (404); The filter assembly (3) includes an activated carbon plate (304).

2. A flue gas exhaust device for a pressure steam boiler according to claim 1, characterized in that: The upper part of the collection box (504) has an opening, the collection box (504) is located directly below the condensation box (402), the number of the collection box (504) is the same as that of the condensation box (402), and the bottom of the collection box (504) is provided with a guide inclined surface (503).

3. A flue gas exhaust device for a pressure steam boiler according to claim 2, characterized in that: The guide inclined surface (503) is provided with high back and low front, and the drain pipe (502) penetrates through the front side wall of the treatment pipeline (2).

4. A flue gas exhaust device for a pressure steam boiler according to claim 1, characterized in that: A gap for flue gas circulation is reserved between adjacent condensation boxes (402).

5. A flue gas exhaust device for a pressure steam boiler according to claim 1, characterized in that: The water inlet pipe (403) and the water outlet pipe (404) both penetrate through the side wall of the treatment pipeline (2), and the water inlet pipe (403) is in communication with an externally arranged cooling water source.

6. A flue gas exhaust device for a pressure steam boiler according to claim 1, characterized in that: The filter assembly (3) further includes an installation plate (301), the installation plate (301) is fixedly connected with a placing mesh frame (303), and the activated carbon plate (304) is installed in the placing mesh frame (303).

7. A flue gas exhaust device for a pressure steam boiler according to claim 6, characterized in that: The installation plate (301) is fixedly connected with an installation handle (302), the number of the installation handle (302) is two, and the installation handle (302) is arranged in axis symmetry, and the installation plate (301) is fixedly connected with the treatment pipeline (2) through screws.

8. A flue gas exhaust device for a pressure steam boiler according to claim 1, characterized in that: The installation strip (401) is detachably connected with the treatment pipeline (2), and the treatment pipeline (2) is a square pipeline.

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