CN214159040U

CN214159040U - Cleaning mechanism of boiler for thermal power generation

Info

Publication number: CN214159040U
Application number: CN202022709341.XU
Authority: CN
Inventors: 陈艳梅
Original assignee: Shanxi Dongchang Power Station Boiler Equipment Co ltd
Current assignee: Shanxi Dongchang Power Station Boiler Equipment Co ltd
Priority date: 2020-11-20
Filing date: 2020-11-20
Publication date: 2021-09-10
Anticipated expiration: 2030-11-20

Abstract

The utility model belongs to the technical field of boilers, in particular to a cleaning mechanism of a boiler for thermal power generation, which comprises a bottom plate, wherein both ends of the top of the bottom plate are respectively and fixedly connected with a water tank and a filter box, the interiors of the water tank and the filter box are respectively provided with a heating cavity and a filter cavity, the interior of the heating cavity is provided with a heat conduction pipe, the heat conduction pipe is surrounded in the heating cavity, and one end of the heat conduction pipe, which is close to the filter box, penetrates through the water tank and the filter box and is communicated with the filter cavity; can retrieve the heat in the waste gas when cooling down waste gas, avoid the waste of the energy, can also let particulate matters such as dust in the waste gas contact with water completely and mix together with water, avoided hotter waste gas to let water after the evaporation be stained with the condition emergence that attaches formation jam on the filter plate surface with the dust with the water evaporation, improved the clearance effect to the harmful substance in the waste gas, the practicality is strong.

Description

Cleaning mechanism of boiler for thermal power generation

Technical Field

The utility model relates to a boiler technical field specifically is a clearance mechanism of boiler for thermal power.

Background

The boiler is an energy conversion device, the energy input to the boiler has chemical energy in fuel, electric energy, the boiler outputs steam, high-temperature water or organic heat carrier with certain heat energy, the origin of the boiler refers to a water container heated on fire, the boiler refers to a place where fuel is combusted, the boiler comprises a boiler and a furnace, the hot water or the steam generated in the boiler can directly provide heat energy for industrial production and people life, the heat energy can also be converted into mechanical energy through a steam power device, or the mechanical energy is converted into the electric energy through a generator, the boiler is mainly used for thermal power stations, ships, locomotives and industrial and mining enterprises, however, the boiler can generate a large amount of dust-containing smoke during working, and the dust-containing smoke can be discharged after being cleaned.

Chinese patent publication No. CN208436579U discloses a dust removing device for a thermal power boiler, which can make sprayed water contact with dust in discharged gas to filter the dust, but the discharged gas is at a high temperature, and a small amount of sprayed water is evaporated, and the flowing gas drives water and dust to adhere to the surface of an adsorption film, which blocks the surface of the adsorption film, reduces the purification effect of the waste gas, and also wastes heat. Accordingly, those skilled in the art have provided a cleaning mechanism for a boiler for thermal power generation to solve the problems set forth in the background art described above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a clearance mechanism of boiler for thermal power to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a cleaning mechanism of a boiler for thermal power generation comprises a bottom plate, wherein a water tank and a filter box are fixedly connected to two ends of the top of the bottom plate respectively, a heating cavity and a filter cavity are formed in the water tank and the filter box respectively, a heat conduction pipe is arranged in the heating cavity and surrounds the heating cavity, one end, close to the filter box, of the heat conduction pipe penetrates through the water tank, the filter box and the filter cavity, a connecting pipe is arranged at one end, far away from the filter box, of the outer wall of the water tank, penetrates through the water tank and is fixedly connected with the heat conduction pipe, one end, far away from the water tank, of the connecting pipe is fixedly connected with an exhaust port of a boiler, an exhaust pipe is arranged at one end, far away from the water tank, of the outer wall of the filter box, penetrates through the filter box and is communicated with the filter cavity, and a baffle is fixedly connected to the interior of the exhaust pipe, the baffle is provided with a connecting hole, the connecting hole is communicated with the exhaust pipe, and the inside of the exhaust pipe is close to one end of the filter box and is fixedly connected with two filter plates.

As a further aspect of the present invention: the outer wall of the filter box is provided with a through hole matched with the exhaust pipe, and the exhaust pipe is clamped and fixed inside the through hole and communicated with the filter cavity.

As a further aspect of the present invention: the outer wall fixedly connected with contact plate of blast pipe, the outer wall of contact plate is located the outside fixedly connected with annular journal stirrup of blast pipe, the outer wall of rose box is located the outside of through-hole seted up with annular journal stirrup matched with thread groove, just the annular journal stirrup passes through the thread groove spiro union is fixed the inside of rose box.

As a further aspect of the present invention: the diameter of the annular support lug is larger than the inner diameter of the thread groove, and the annular support lug covers the outer part of the thread groove and is tightly attached to the outer wall of the filter box.

As a further aspect of the present invention: the material of filter is the active carbon adsorption board.

As a further aspect of the present invention: the outer wall fixedly connected with of water tank is used for discharging the first drain pipe of the inside water of heating chamber, just first drain pipe is kept away from the one end of water tank is connected with the water inlet of boiler.

As a further aspect of the present invention: and a second drain pipe is arranged on the outer wall of the filter box and penetrates through the filter box to be communicated with the filter cavity.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a water tank is run through to the one end that the heat pipe is close to the rose box, the rose box is linked together with the filter chamber, when using, after the staff pours into water in heating chamber and the filter chamber, the waste gas that discharges in the boiler gets into the heat pipe from the connecting pipe, the heat in the waste gas is guided into the aquatic by the heat pipe, and heat the water in the heating chamber, can retrieve the heat in the waste gas when cooling to waste gas, energy waste is avoided, simultaneously, the waste gas after cooling is discharged from the aquatic in the filter chamber, can let particulate matters such as dust in the waste gas completely contact with water and remain in the aquatic, and the waste gas after water filtration gets into the blast pipe and contacts with the filter plate, the filter plate of active carbon material can adsorb the harmful substance in the waste gas and filter, thereby make waste gas reach emission standard and discharge, avoided hotter waste gas to evaporate water and let the water after evaporation be stained with the dust and form the condition of blockking on the filter plate surface, the cleaning effect of harmful substances in the waste gas is improved, and the practicability is high.

Drawings

FIG. 1 is a schematic structural view of a cleaning mechanism of a boiler for thermal power generation;

FIG. 2 is a schematic view showing the structure of an exhaust pipe in a cleaning mechanism of a boiler for thermal power generation;

FIG. 3 is a schematic view showing the structure of a through hole and a thread groove in a cleaning mechanism of a boiler for thermal power generation;

fig. 4 is a schematic structural view of a water tank, a filter box and a bottom plate in a cleaning mechanism of a boiler for thermal power generation.

In the figure: 1. a base plate; 11. a water tank; 111. a heating cavity; 112. a first drain pipe; 12. a filter box; 121. a filter chamber; 122. a through hole; 123. a thread groove; 124. a second drain pipe; 13. a connecting pipe; 14. a heat conducting pipe; 15. an exhaust pipe; 151. a baffle plate; 152. connecting holes; 153. a contact plate; 154. an annular lug; 16. a filter plate.

Detailed Description

Referring to fig. 1 to 4, in an embodiment of the present invention, a cleaning mechanism for a boiler for thermal power generation includes a bottom plate 1, a water tank 11 and a filter tank 12 are fixedly connected to two ends of a top of the bottom plate 1, a heating cavity 111 and a filter cavity 121 are respectively formed in the water tank 11 and the filter tank 12, a heat pipe 14 is disposed in the heating cavity 111, the heat pipe 14 surrounds the heating cavity 111, one end of the heat pipe 14 close to the filter tank 12 penetrates through the water tank 11 and the filter cavity 121, a connecting pipe 13 is disposed at one end of an outer wall of the water tank 11 far away from the filter tank 12, the connecting pipe 13 penetrates through the water tank 11 and is fixedly connected to the heat pipe 14, one end of the connecting pipe 13 far away from the water tank 11 is fixedly connected to an exhaust port of a boiler, an exhaust pipe 15 is disposed at one end of an outer wall of the filter tank 12 far away from the water tank 11, the exhaust pipe 15 penetrates through the filter tank 12 and is communicated to the filter cavity 121, the inside fixedly connected with baffle 151 of blast pipe 15, seted up connecting hole 152 on the baffle 151, connecting hole 152 is linked together with blast pipe 15, and the inside of blast pipe 15 is close to the one end fixedly connected with two filter 16 of rose box 12.

In fig. 1, 2 and 4: when the boiler is used, after water is filled into the heating cavity 111 and the filter cavity 121 by a worker, exhaust gas discharged from the boiler enters the heat conduction pipe 14 from the connection pipe 13, heat in the exhaust gas is guided into the water by the heat conduction pipe 14 to heat the water in the heating cavity 111, the heat in the exhaust gas can be recovered while the exhaust gas is cooled, energy waste is avoided, meanwhile, the cooled exhaust gas is discharged from the water in the filter cavity 121, particles such as dust in the exhaust gas can be completely contacted with the water and remain in the water, the exhaust gas after water filtration enters the exhaust pipe 15 to be contacted with the filter plate 16, the filter plate 16 made of activated carbon can adsorb and filter harmful substances in the exhaust gas, so that the exhaust gas reaches the emission standard to be discharged, and the situation that the water and the dust after evaporation are attached to the surface of the filter plate 16 to form blockage due to the evaporation of hotter exhaust gas is avoided, the efficiency of the clearance effect to the harmful substance in the waste gas is improved, the practicality is strong, after long-time the use, the staff can be followed second drain pipe 124 department and will be mixed with the water discharge of dust to change the water in filter chamber 121, improved the filter effect to dust in the waste gas, and the water after through the heating in heating chamber 111 can be followed and directly used in first drain pipe 112 discharges to the boiler, has improved the work efficiency of boiler.

In fig. 2 and 3: after the filter plate 16 is replaced, the exhaust pipe 15 is screwed by the staff through the matching of the annular support lug 154 and the thread groove 123, the exhaust pipe 15 extends into the through hole 122 and is communicated with the filter chamber 121, the contact plate 153 is tightly attached to the outer wall of the filter box 12 to seal the through hole 122 and the thread groove 123, the leakage of the waste gas at the gap between the exhaust pipe 15 and the filter box 12 is prevented, and the practicability is high.

The utility model discloses a theory of operation is: when the boiler is used, after water is filled into the heating cavity 111 and the filter cavity 121 by a worker, exhaust gas discharged from the boiler enters the heat conduction pipe 14 from the connection pipe 13, heat in the exhaust gas is guided into the water by the heat conduction pipe 14 to heat the water in the heating cavity 111, the heat in the exhaust gas can be recovered while the exhaust gas is cooled, energy waste is avoided, meanwhile, the cooled exhaust gas is discharged from the water in the filter cavity 121, particles such as dust in the exhaust gas can be completely contacted with the water and remain in the water, the exhaust gas after water filtration enters the exhaust pipe 15 to be contacted with the filter plate 16, the filter plate 16 made of activated carbon can adsorb and filter harmful substances in the exhaust gas, so that the exhaust gas reaches the emission standard to be discharged, and the situation that the water and the dust after evaporation are attached to the surface of the filter plate 16 to form blockage due to the evaporation of hotter exhaust gas is avoided, the efficiency of the clearance effect to the harmful substance in the waste gas is improved, the practicality is strong, after long-time the use, the staff can be followed second drain pipe 124 department and will be mixed with the water discharge of dust to change the water in filter chamber 121, improved the filter effect to dust in the waste gas, and the water after through the heating in heating chamber 111 can be followed and directly used in first drain pipe 112 discharges to the boiler, has improved the work efficiency of boiler.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a clearance mechanism of boiler for thermal power, includes bottom plate (1), its characterized in that, the top both ends of bottom plate (1) are fixedly connected with water tank (11) and rose box (12) respectively, heating chamber (111) and filter chamber (121) have been seted up respectively to the inside of water tank (11), rose box (12), the inside in heating chamber (111) is equipped with heat pipe (14), heat pipe (14) encircle the inside in heating chamber (111), just heat pipe (14) are close to the one end of rose box (12) runs through water tank (11), rose box (12) and filter chamber (121) are linked together, the outer wall of water tank (11) is kept away from the one end of rose box (12) is equipped with connecting pipe (13), connecting pipe (13) run through water tank (11) with heat pipe (14) fixed connection, just connecting pipe (13) keep away from the one end of water tank (11) and boiler gas discharge mouth fixed connection, the outer wall of rose box (12) is kept away from the one end of water tank (11) is equipped with blast pipe (15), blast pipe (15) run through rose box (12) with filter chamber (121) are linked together, the inside fixedly connected with baffle (151) of blast pipe (15), connecting hole (152) have been seted up on baffle (151), connecting hole (152) with blast pipe (15) are linked together, just the inside of blast pipe (15) is close to two filter (16) of one end fixedly connected with of rose box (12).

2. The boiler cleaning mechanism for thermal power generation according to claim 1, wherein a through hole (122) is formed in an outer wall of the filter box (12) and is engaged with the exhaust pipe (15), and the exhaust pipe (15) is engaged and fixed in the through hole (122) and is communicated with the filter chamber (121).

3. The cleaning mechanism of the boiler for thermal power generation according to claim 2, wherein a contact plate (153) is fixedly connected to an outer wall of the exhaust pipe (15), an annular support lug (154) is fixedly connected to an outer wall of the contact plate (153) located outside the exhaust pipe (15), a threaded groove (123) matched with the annular support lug (154) is formed in an outer wall of the filter box (12) located outside the through hole (122), and the annular support lug (154) is fixed inside the filter box (12) through the threaded groove (123) in a threaded manner.

4. The boiler cleaning mechanism for thermal power generation according to claim 3, wherein the diameter of the annular lug (154) is larger than the inner diameter of the screw groove (123), and the annular lug (154) covers the outside of the screw groove (123) and is closely attached to the outer wall of the filter box (12).

5. The boiler cleaning mechanism according to claim 1, wherein the filter plate (16) is made of an activated carbon adsorption plate.

6. The cleaning mechanism of a boiler for thermal power generation according to claim 1, wherein a first drain pipe (112) for discharging water inside the heating chamber (111) is fixedly connected to an outer wall of the water tank (11), and an end of the first drain pipe (112) away from the water tank (11) is connected to a water inlet of the boiler.

7. The cleaning mechanism of a boiler for thermal power generation according to claim 1, wherein the outer wall of the filtering tank (12) is provided with a second drain pipe (124), and the second drain pipe (124) penetrates through the filtering tank (12) and is communicated with the filtering chamber (121).