Tail gas treatment device for energy-saving heating stove

Abstract

The utility model discloses a tail gas treatment device for an energy-saving heating stove, and mainly relates to the field of tail gas treatment. Comprising a box body, a first cavity and a second cavity are formed in the box body, a coiled pipe is wound in the first cavity, the top of the first cavity communicates with a heat exchange device, a mounting plate is arranged in the second cavity, and a filter pipe with one end communicating with the coiled pipe is arranged on the mounting plate; filtering frames are symmetrically arranged at the end, away from the first cavity, of the filtering pipe in a sliding mode, the mounting plate and the filtering frames are connected through a driving mechanism, filtering pieces are detachably arranged on the opposite sides of the two filtering frames, and through holes are formed in the positions, corresponding to the filtering frames, of the two sides of the second cavity. The tail gas treatment device has the advantages that the problems that in the tail gas treatment process of most existing heating stoves, internal purification equipment is prone to being blocked, and the tail gas treatment quality is poor can be solved, the filtering part can be conveniently detached and cleaned, the maintenance cost is saved, and application and popularization are facilitated.

Description

Technical Field

[0001] The utility model relates to the field of tail gas treatment, in particular to a tail gas treatment device for an energy-saving heating furnace. Background Art

[0002] Heating furnaces are economical and affordable. For urban-rural fringe areas and vast rural areas where there is no central heating and no gas heating conditions, coal-fired heating furnaces with lower heating costs are an ideal choice.

[0003] When the vast majority of existing heating furnaces are treating exhaust gas, their internal purification equipment is prone to blockage, which affects the quality of exhaust gas treatment. In addition, it is not convenient to disassemble and clean, which increases the user's maintenance costs and is not conducive to promotion and use. Utility Model Content

[0004] The purpose of the utility model is to provide an exhaust gas treatment device for energy-saving heating furnaces, which can solve the problems of internal purification equipment being prone to blockage and poor exhaust gas treatment quality that occur during the exhaust gas treatment process of most existing heating furnaces, facilitate the disassembly and cleaning of filter components, save repair and maintenance costs, and is conducive to promotion and use.

[0005] In order to achieve the above purpose, the utility model is implemented through the following technical solutions:

[0006] A tail gas treatment device for an energy-saving heating furnace comprises a box body, wherein a first chamber and a second chamber are arranged in the box body, a serpentine tube is coiled in the first chamber, a heat exchange device is connected to the top of the first chamber, a mounting plate is arranged in the second chamber, a filter tube whose one end is connected to the serpentine tube is arranged on the mounting plate, a filter frame is symmetrically slidably arranged on the end of the filter tube away from the first chamber, the mounting plate and the filter frame are connected by a driving mechanism so that the two filter frames can move towards or away from each other at the same time, filter elements are detachably arranged on opposite sides of the two filter frames, and the two filter elements can cover the pipe mouth of the filter tube when they are brought together, through holes are arranged at positions corresponding to the filter frames on both sides of the second chamber, and the filter frames can penetrate the through holes and extend out of the box body.

[0007] Furthermore, the driving mechanism includes an annular movable plate slidably sleeved on the outside of the filter tube, an electric push rod is connected between the movable plate and the mounting plate, the two filter frames are respectively connected to the movable plate through connecting rods, and the two ends of the connecting rods are respectively hinged to the movable plate and the filter frame.

[0008] Furthermore, the heat exchange device includes a water storage tank arranged at the top of the first chamber, and a spray head connected to the water storage tank is provided at the top of the first chamber.

[0009] Furthermore, a collecting box is provided at the bottom of the first chamber, and the collecting box is connected to the water storage tank via a water pump and a connecting pipe. A connecting port communicating with the collecting box is provided at the bottom of the first chamber.

[0010] Furthermore, an inclined guide slope is provided at the inner bottom of the first chamber, and the connecting port is located near the lowest point of the guide slope.

[0011] Compared with the prior art, the beneficial effects of the present invention are:

[0012] The device can realize rapid cooling of tail gas through the cooperation of the serpentine tube and the heat exchange device. At the same time, the cooled tail gas can be purified through the filter tube and the filter element. The filter frame can be driven to open to both sides by the driving mechanism and then extended out of the box through the through hole, so that the filter element can be regularly disassembled and replaced. The operation is convenient and fast, the cost of repair and maintenance is saved, the quality of tail gas purification is guaranteed, and it has high practicality and market prospects. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Attached Figure 1 It is a schematic diagram of the internal structure of the box body of the utility model.

[0014] Attached Figure 2 It is a schematic diagram of the filter frame structure of the utility model.

[0015] Attached Figure 3 It is a schematic diagram of the driving mechanism structure of the utility model.

[0016] Numbers shown in the accompanying drawings:

[0017] 1. Box body; 2. First chamber; 3. Second chamber; 4. Serpentine pipe; 5. Mounting plate; 6. Filter tube; 7. Filter frame; 8. Filter element; 9. Through hole; 10. Movable plate; 11. Electric push rod; 12. Connecting rod; 13. Water storage tank; 14. Sprinkler head; 15. Collection box; 16. Connecting port; 17. Diversion slope. DETAILED DESCRIPTION

[0018] The present invention is further described below in conjunction with specific embodiments. It should be understood that these embodiments are only used to illustrate the present invention and are not used to limit the scope of the present invention. In addition, it should be understood that after reading the content taught by the present invention, those skilled in the art can make various changes or modifications to the present invention, and these equivalent forms also fall within the scope defined by the present application.

[0019] The utility model is an exhaust gas treatment device for an energy-saving heating furnace, the main structure of which includes a box body 1, a first chamber 2 and a second chamber 3 are arranged in the box body 1, a serpentine tube 4 is coiled in the first chamber 2, and the exhaust gas enters the serpentine tube 4 from the outside of the box body 1, and a heat exchange device is connected to the top of the first chamber 2, and the high-temperature exhaust gas in the serpentine tube 4 is cooled by the heat exchange device, and a mounting plate 5 is arranged in the second chamber 3, and a filter tube 6 is arranged on the mounting plate 5 at one end which is connected to the serpentine tube 4, and a filter frame 7 is symmetrically slidably arranged at one end of the filter tube 6 away from the first chamber 2, and the mounting plate 5 and the filter frame 7 are connected by a driving mechanism so that the two filter frames 7 can be simultaneously Move towards or away from each other, the two filter frames 7 have removable filter elements 8 on opposite sides thereof, and the filter elements 8 can be selected from HEPA filter elements, activated carbon filter elements, etc., as long as the gas purification can be achieved, the two filter elements 8 can cover the pipe opening of the filter tube 6 when they are brought together, so as to filter the exhaust gas in the filter tube 6, and through holes 9 are provided at positions corresponding to the filter frames 7 on both sides of the second chamber 3, and the filter frames 7 can penetrate the through holes 9 and extend out of the box body 1 after being driven to separate to both sides by the driving mechanism, so that the filter elements 8 can be regularly disassembled and replaced, which is convenient and quick to operate, saves the cost of repair and maintenance, and ensures the exhaust gas purification quality.

[0020] Preferably, the driving mechanism includes an annular movable plate 10 slidably sleeved on the outside of the filter tube 6, an electric push rod 11 is connected between the movable plate 10 and the mounting plate 5, the two filter frames 7 are respectively connected to the movable plate 10 through a connecting rod 12, and the two ends of the connecting rod 12 are respectively hinged to the movable plate 10 and the filter frame 7, and the movable plate 10 is driven to slide horizontally by the extension and retraction of the electric push rod 11, so that the two filter frames 7 can move towards or away from each other at the same time under the drive of the connecting rod 12, thereby realizing the driving function.

[0021] Preferably, the heat exchange device includes a water tank 13 arranged at the top of the first chamber 2, and a spray head 14 connected to the water tank 13 is provided at the top of the first chamber 2. The spray head 14 sprays cold water to the serpentine tube 4. The cold water absorbs the heat of the exhaust gas to cool the exhaust gas, thereby realizing heat exchange cooling of the exhaust gas.

[0022] Preferably, a collecting box 15 is provided at the bottom of the first chamber 2, and the collecting box 15 is connected to the water storage tank 13 through a water pump and a connecting pipe. A connecting port 16 connected to the collecting box 15 is provided at the bottom of the first chamber 2, which can collect and store the water after the spray heat exchange, and then pump it into the water storage tank 13 after natural cooling, so as to realize recycling and save water.

[0023] Preferably, an inclined guide slope 17 is provided at the bottom of the first chamber 2, and the connecting port 16 is located near the lowest point of the guide slope 17 to improve the recovery rate of the spray cooling water.

[0024] The working principle of this patent is: the energy-saving heating furnace is connected with the serpentine tube 4 inside the box body 1, and the high-temperature exhaust gas generated by the energy-saving heating furnace is introduced into the serpentine tube 4, and can be sprayed and heat exchanged through the spray head 14. An opening is provided on the top side of the box body 1 (not shown in the figure), and the steam generated by the spray heat exchange can be discharged to the outside of the box body 1 through the opening. At the same time, a certain amount of distilled water will be produced, which will be introduced into the collection box 15 for collection through the guide slope 17 and the connecting port 16. After the gas is cooled; it is introduced into the filter tube 6 and filtered and purified by the filter element 8. After the filter element 8 has been used for a certain period of time, the filter frame 7 can be controlled to move to the outside of the box body 1 by retracting the electric push rod 11 and linking the connecting rod 12 to replace the filter element 8. The operation is convenient and quick, saving the cost of maintenance, thereby ensuring the purification quality of the exhaust gas, and has high practicality and market prospects.

Claims

1. An exhaust gas treatment device for an energy-saving heating furnace, characterized in that: The invention comprises a housing (1), wherein a first chamber (2) and a second chamber (3) are provided in the housing (1), a serpentine tube (4) is coiled in the first chamber (2), a heat exchange device is connected to the top of the first chamber (2), a mounting plate (5) is provided in the second chamber (3), a filter tube (6) having one end connected to the serpentine tube (4) is provided on the mounting plate (5), a filter frame (7) is symmetrically slidably provided on the end of the filter tube (6) away from the first chamber (2), the mounting plate (5) and the filter frame (7) are connected by a driving mechanism so that the two filter frames (7) can move towards or away from each other at the same time, a filter element (8) is detachably provided on opposite sides of the two filter frames (7), and the two filter elements (8) can cover the pipe opening of the filter tube (6) when they are close together, through holes (9) are provided on the positions of the two sides of the second chamber (3) corresponding to the filter frames (7), and the filter frame (7) can pass through the through holes (9) and then extend out of the housing (1).

2. The tail gas treatment device for an energy-saving heating furnace according to claim 1, characterized in that: The driving mechanism comprises an annular movable plate (10) slidably sleeved outside the filter tube (6), an electric push rod (11) is connected between the movable plate (10) and the mounting plate (5), and the two filter frames (7) are respectively connected to the movable plate (10) through connecting rods (12), and the two ends of the connecting rods (12) are respectively hinged to the movable plate (10) and the filter frame (7).

3. The tail gas treatment device for an energy-saving heating furnace according to claim 1, characterized in that: The heat exchange device comprises a water storage tank (13) arranged at the top of the first chamber (2), and a spray head (14) connected to the water storage tank (13) is provided at the top of the first chamber (2).

4. The tail gas treatment device for an energy-saving heating furnace according to claim 3, characterized in that: A collecting box (15) is provided at the bottom of the first chamber (2); the collecting box (15) is connected to the water storage tank (13) via a water pump and a connecting pipe; and a connecting port (16) is provided at the bottom of the first chamber (2) and is in communication with the collecting box (15).

5. The tail gas treatment device for an energy-saving heating furnace according to claim 4, characterized in that: The bottom of the first chamber (2) is provided with an inclined flow guiding slope (17), and the communication port (16) is located close to the lowest point of the flow guiding slope (17).

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