CN211425090U

CN211425090U - High-efficient dust protected flue gas heater

Info

Publication number: CN211425090U
Application number: CN201922256511.0U
Authority: CN
Inventors: 张艳华
Original assignee: Tianjin Yuneng Environmental Protection Technology Co ltd
Current assignee: Tianjin Yuneng Environmental Protection Technology Co ltd
Priority date: 2019-12-16
Filing date: 2019-12-16
Publication date: 2020-09-04
Anticipated expiration: 2029-12-16

Abstract

The utility model discloses a high-efficient dust protected flue gas heater, including rectangle breather pipe, intake pipe, outlet duct and bolt, the left end intercommunication of rectangle breather pipe has the intake pipe, the right-hand member of rectangle breather pipe is equipped with the outlet duct, bolt and rectangle breather pipe threaded connection are all passed through at the upper and lower both ends of outlet duct, the internally mounted of rectangle breather pipe has filtering mechanism. This high-efficient dust protected gas heater, through first otter board, the cooperation of second otter board and even board etc. is used, carry out the multistage filtration dust removal to the flue gas, increase the filter effect, be convenient for follow-up thermal treatment to the flue gas, through the inserted bar, the protective case, the thread groove, the cooperation of thermal-insulated cotton etc. is used, guarantee the filter effect of otter board, increase the time that the flue gas is detained in the cartridge heater simultaneously, through the bottom plate, the cooperation of rubber buffer and cardboard etc. is used, the convenience is cleared up the residue in the rectangle breather pipe, satisfy people's user demand to gas heater greatly.

Description

High-efficient dust protected flue gas heater

Technical Field

The utility model relates to a flue gas heater technical field specifically is a high-efficient dust protected flue gas heater.

Background

Can discharge out a large amount of flue gases in some industrial production, these flue gas lifting diffusion capacity is low, form water smoke polluted environment near the chimney, the plume washes down promptly, because the flue gas is below the dew point, it condenses out from the flue gas to have acid to drip, both the polluted environment cause the low temperature corrosion of equipment again, consequently set up flue gas heater behind the desulfurizing tower usually in flue gas desulfurization system, but current flue gas heater, it is unsatisfactory to the filter effect of flue gas, influence subsequent flue gas heating process, lead to the practicality of whole mechanism to descend, the staff is scalded easily to a large amount of heats that heating cylinder live time overlength outer wall remains, and remain the inconvenient clearance of residue in the pipeline, hardly satisfy the user demand of people to the flue gas.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-efficient dust protected flue gas heater to propose current flue gas heater in solving above-mentioned background art, it is unsatisfactory to the filter effect of flue gas, influence subsequent flue gas heat treatment, lead to the problem that the practicality of whole mechanism descends.

In order to achieve the above object, the utility model provides a following technical scheme: a high-efficiency dustproof smoke heater comprises a rectangular vent pipe, an air inlet pipe, an air outlet pipe and a bolt, wherein the air inlet pipe is communicated with the left end of the rectangular vent pipe;

the filtering mechanism comprises a connecting plate, a first screen plate, a second screen plate and a rubber pad;

the outer wall and the rectangle breather pipe clearance fit of even board, the lower surface left end rigid coupling of even board has first otter board, the outer wall and the rectangle breather pipe clearance fit of first otter board, the lower surface right-hand member rigid coupling of even board has the second otter board, the outer wall and the rectangle breather pipe clearance fit of second otter board, the lower surface rigid coupling of even board has the rubber pad, the outer wall and the rectangle breather pipe of rubber pad closely laminate.

Preferably, the first mesh plate and the second mesh plate are arranged in parallel with respect to the web.

Preferably, the inside rigid coupling of outlet duct has the baffle, the right-hand member of outlet duct passes through bolt and cartridge heater threaded connection, the inner wall processing of cartridge heater has spiral groove, the outer wall of cartridge heater has thermal-insulated shell through bolt threaded connection, the inside packing of thermal-insulated shell has thermal-insulated cotton.

Preferably, the left side and the right side of the upper surface of the connecting plate are fixedly connected with connecting mechanisms;

the connecting mechanism comprises a protective shell, an inserting rod, a push plate and a spring;

two the bottom of protective housing all with even board looks rigid coupling, the inserted bar has been cup jointed to the inside of protective housing, inserted bar and protective housing clearance fit, the outer wall rigid coupling of inserted bar has the push pedal, the outer wall and the protective housing clearance fit of push pedal, the outer wall of inserted bar has cup jointed the spring, spring and inserted bar clearance fit, the one end and the protective housing of spring laminate mutually, the other end and the push pedal laminate mutually of spring.

Preferably, the protective shells are symmetrically distributed about the tie sheet.

Preferably, the bottom of the rectangular vent pipe is provided with a discharging mechanism;

the discharging mechanism comprises a bottom plate, a pin rod, a rubber plug, a clamping plate and a short pin;

the left end of bottom plate passes through the pin rod and links to each other with the rectangle breather pipe activity, the upper surface rigid coupling of bottom plate has the rubber buffer, the outer wall and the closely laminating of rectangle breather pipe of rubber buffer, the lower surface right-hand member of bottom plate is equipped with the cardboard, the cardboard passes through the short round pin and links to each other with the bottom plate activity, the right-hand member and the rectangle breather pipe clearance fit of cardboard.

Compared with the prior art, the beneficial effects of the utility model are that: this high-efficient dust protected flue gas heater for the conventional art, has following advantage:

through the cooperation use of first otter board, second otter board and even board etc. carry out the multiple stage filtration dust removal to the flue gas, increase the filter effect, be convenient for follow-up thermal treatment to the flue gas, and then improve whole mechanism's practicality.

Through the cooperation use of inserted bar, protective case, thread groove, thermal-insulated cotton etc. make things convenient for the dismantlement clearance of first otter board, second otter board, and simple to operate guarantees the filter effect of otter board, increases the time that the flue gas is detained in the cartridge heater simultaneously, guarantees the heating effect, prevents that the overheated staff of scalding of cartridge heater outer wall.

Through the cooperation use of bottom plate, rubber buffer and cardboard etc. the convenience is cleared up the residue in the rectangle breather pipe, satisfies people greatly to gas heater's user demand.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a connection structure of the first net plate, the connecting plate and the protective case in FIG. 1;

FIG. 3 is a schematic view of the connection structure of the connection mechanism and the rectangular vent pipe in FIG. 1;

fig. 4 is a schematic view of a connection structure of the discharging mechanism and the rectangular vent pipe in fig. 1.

In the figure: 1. rectangular breather pipe, 2, intake pipe, 3, outlet duct, 4, bolt, 5, filtering mechanism, 501, connecting plate, 502, first otter board, 503, second otter board, 504, rubber pad, 6, coupling mechanism, 601, protective case, 602, inserted bar, 603, push pedal, 604, spring, 7, shedding mechanism, 701, bottom plate, 702, pin rod, 703, rubber buffer, 704, cardboard, 705, short pin, 8, baffle, 9, cartridge heater, 10, thermal-insulated shell, 11, thermal-insulated cotton, 12, spiral groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a high-efficiency dustproof smoke heater comprises a rectangular vent pipe 1, an air inlet pipe 2, an air outlet pipe 3 and a bolt 4, wherein the left end of the rectangular vent pipe 1 is communicated with the air inlet pipe 2, smoke to be heated enters the rectangular vent pipe 1 through the air inlet pipe 2, the air outlet pipe 3 is arranged at the right end of the rectangular vent pipe 1, the upper end and the lower end of the air outlet pipe 3 are both in threaded connection with the rectangular vent pipe 1 through the bolt 4, a heating cylinder 9 and the air outlet pipe 3 are in threaded connection with the rectangular vent pipe 1 through the bolt 4, a filtering mechanism 5 is arranged inside the rectangular vent pipe 1, the filtering mechanism 5 comprises a connecting plate 501, a first net plate 502, a second net plate 503 and a rubber pad 504, the outer wall of the connecting plate 501 is in clearance fit with the rectangular vent pipe 1, the connecting plate 501 can be detached from the rectangular vent pipe 1, the left end of the lower surface of the connecting plate 501, the outer wall of the first screen plate 502 is in clearance fit with the rectangular vent pipe 1, the right end of the lower surface of the connecting plate 501 is fixedly connected with the second screen plate 503, the outer wall of the second screen plate 503 is in clearance fit with the rectangular vent pipe 1, through holes of 0.1-0.5mm are formed in the surface of the second screen plate 503, the lower surface of the connecting plate 501 is fixedly connected with the rubber pad 504, the outer wall of the rubber pad 504 is tightly attached to the rectangular vent pipe 1, the rubber pad 504 plays a sealing role, the first screen plate 502 and the second screen plate 503 are arranged in parallel relative to the connecting plate 501, and the dustproof effect is improved through multi.

The inside rigid coupling of outlet duct 3 has baffle 8, the inside of baffle 8 is by the quartering, it is indiscriminate that the line takes place for the flue gas to pass baffle 8, bolt 4 and 9 threaded connection of cartridge heater are passed through to the right-hand member of outlet duct 3, the inner wall processing of cartridge heater 9 has spiral groove 12, spiral groove 12 can increase the residence time of flue gas in cartridge heater 9, there is thermal-insulated shell 10 outer wall of cartridge heater 9 through 4 threaded connection of bolt, thermal-insulated shell 10 is the asbestos to be made and can blocks heat flux transmission, the inside packing of thermal-insulated shell 10 has thermal-insulated cotton 11, thermal-insulated cotton 11 is the glass fibre cotton that adopts glass fibre to process production for the material, the overheated staff of outer wall scald that prevents cartridge heater 9 through.

The left side and the right side of the upper surface of the connecting plate 501 are fixedly connected with connecting mechanisms 6, each connecting mechanism 6 comprises a protective shell 601, an insertion rod 602, a push plate 603 and a spring 604, the bottom ends of the two protective shells 601 are fixedly connected with the connecting plate 501, the insertion rods 602 are sleeved inside the protective shells 601, the insertion rods 602 are in clearance fit with the protective shells 601, the push plates 603 are fixedly connected to the outer walls of the insertion rods 602, the push plates 603 and the insertion rods 602 are pushed under the elastic force of the springs 604 to enter the rectangular vent pipe 1, the connecting plate 501 is connected with the rectangular vent pipe 1, the outer walls of the push plates 603 are in clearance fit with the protective shells 601, the springs 604 are sleeved on the outer walls of the insertion rods 602, the springs 604 are in clearance fit with the insertion rods 602, one ends of the springs 604 are attached to the protective shells 601, the other ends of the springs 604 are attached to the push plates 603, the protective shells 601 are symmetrically distributed about the connecting plate 501.

Unloading mechanism 7 is installed to the bottom of rectangle breather pipe 1, unloading mechanism 7 includes bottom plate 701, pin 702, rubber buffer 703, cardboard 704 and short pin 705, the left end of bottom plate 701 passes through pin 702 and links to each other with rectangle breather pipe 1 activity, bottom plate 701 rotates through pin 702, the upper surface rigid coupling of bottom plate 701 has rubber buffer 703, can clear up the inside of rectangle breather pipe 1 after opening rubber buffer 703 together with bottom plate 701, the outer wall and the inseparable laminating of rectangle breather pipe 1 of rubber buffer 703, the lower surface right-hand member of bottom plate 701 is equipped with cardboard 704, cardboard 704 links to each other with bottom plate 701 activity through short pin 705, cardboard 704 rotates around short pin 705, when the one end of cardboard 704 enters into rectangle breather pipe 1, realize being connected of bottom plate 701 and rectangle breather pipe 1, the right-hand member and the clearance fit of cardboard 704 of rectangle breather pipe 1.

In this example, when the flue gas heater is used, flue gas enters a rectangular vent pipe 1 through an air inlet pipe 2, the flue gas sequentially passes through a first mesh plate 502, a second mesh plate 503 and a partition plate 8 from left to right and enters an air outlet pipe 3, the partition plate 8 makes the flue gas be disordered, the flue gas is restrained by the right end of the air outlet pipe 3 and enters a heating cylinder 9, the flue gas moves along a spiral groove 12 in the heating cylinder 9 and is finally discharged by a heating pipe 9, when the flue gas is heated by the heating cylinder 9, a heat insulation shell 10 plays a role in heat preservation, meanwhile, heat insulation cotton 11 in the heat insulation shell 10 prevents the outer wall of the heating cylinder 9 from being too high in temperature, when the first mesh plate 502 and the second mesh plate are required to be cleaned, two push plates 603 are pushed to drive an insert rod 602 to move in a protective shell 601, the push plates 603 compress a spring 604 in the protective shell 601, and when the insert rod 602 is separated from the rectangular vent pipe 1, a connecting plate 501 is pulled upwards to take the first mesh plate 502 and the second, when residues in the rectangular vent pipe 1 need to be cleaned, the rotating clamping plate 704 is separated from the rectangular vent pipe 1, the bottom plate 701 is rotated through the pin rod 702 to move out of the rectangular vent pipe 1 together with the rubber plug 703, and then the inside of the rectangular vent pipe 1 can be cleaned.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high-efficient dust protected flue gas heater, includes rectangle breather pipe (1), intake pipe (2), outlet duct (3) and bolt (4), the left end intercommunication of rectangle breather pipe (1) has intake pipe (2), the right-hand member of rectangle breather pipe (1) is equipped with outlet duct (3), the upper and lower both ends of outlet duct (3) all are through bolt (4) and rectangle breather pipe (1) threaded connection, its characterized in that: a filtering mechanism (5) is arranged in the rectangular vent pipe (1);

the filtering mechanism (5) comprises a connecting plate (501), a first screen plate (502), a second screen plate (503) and a rubber pad (504);

even the outer wall and the rectangle breather pipe (1) clearance fit of board (501), even the lower surface left end rigid coupling of board (501) has first otter board (502), the outer wall and the rectangle breather pipe (1) clearance fit of first otter board (502), even the lower surface right-hand member rigid coupling of board (501) has second otter board (503), the outer wall and the rectangle breather pipe (1) clearance fit of second otter board (503), even the lower surface rigid coupling of board (501) has rubber pad (504), the outer wall and the closely laminating of rectangle breather pipe (1) of rubber pad (504).

2. The efficient dust-proof smoke heater of claim 1, wherein: the first mesh plate (502) and the second mesh plate (503) are arranged in parallel with respect to the link plate (501).

3. The efficient dust-proof smoke heater of claim 1, wherein: the inside rigid coupling of outlet duct (3) has baffle (8), the right-hand member of outlet duct (3) passes through bolt (4) and cartridge heater (9) threaded connection, the inner wall processing of cartridge heater (9) has spiral groove (12), the outer wall of cartridge heater (9) has thermal-insulated shell (10) through bolt (4) threaded connection, the inside packing of thermal-insulated shell (10) has thermal-insulated cotton (11).

4. The efficient dust-proof smoke heater of claim 1, wherein: the left side and the right side of the upper surface of the connecting plate (501) are fixedly connected with connecting mechanisms (6);

the connecting mechanism (6) comprises a protective shell (601), an insert rod (602), a push plate (603) and a spring (604);

two the bottom of protective case (601) all with even board (501) looks rigid coupling, inserted bar (602) has been cup jointed to the inside of protective case (601), inserted bar (602) and protective case (601) clearance fit, the outer wall rigid coupling of inserted bar (602) has push pedal (603), the outer wall and protective case (601) clearance fit of push pedal (603), spring (604) have been cup jointed to the outer wall of inserted bar (602), spring (604) and inserted bar (602) clearance fit, the one end and the protective case (601) of spring (604) are laminated mutually, the other end and the push pedal (603) of spring (604) are laminated mutually.

5. The efficient dust-proof smoke heater of claim 4, wherein: the protective shells (601) are symmetrically distributed about the connecting plate (501).

6. The efficient dust-proof smoke heater of claim 1, wherein: the bottom of the rectangular vent pipe (1) is provided with a discharging mechanism (7);

the discharging mechanism (7) comprises a bottom plate (701), a pin rod (702), a rubber plug (703), a clamping plate (704) and a short pin (705);

the left end of bottom plate (701) passes through pin rod (702) and links to each other with rectangle breather pipe (1) activity, the upper surface rigid coupling of bottom plate (701) has rubber buffer (703), the outer wall and the closely laminating of rectangle breather pipe (1) of rubber buffer (703), the lower surface right-hand member of bottom plate (701) is equipped with cardboard (704), cardboard (704) link to each other through short round pin (705) and bottom plate (701) activity, the right-hand member and the rectangle breather pipe (1) clearance fit of cardboard (704).