CN209386546U

CN209386546U - A kind of energy-saving environmental-protection boiler

Info

Publication number: CN209386546U
Application number: CN201920025750.2U
Authority: CN
Inventors: 孙国平
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-01-08
Filing date: 2019-01-08
Publication date: 2019-09-13
Anticipated expiration: 2029-01-08

Abstract

The utility model relates to boiler plant technical fields, more particularly to a kind of energy-saving environmental-protection boiler, solve the big disadvantage of thermal losses existing in the prior art, including furnace body and flue gas heat-exchange unit, neck bush is provided on the inside of furnace body, and furnace body and liner inner room are incubation cavity, neck bush is internally provided with boiler water pipeline, the top of furnace body is connected with top cover by fastener, and connection frame is fixedly connected on the downside of top cover, the top of connection frame is fixedly connected with thin basket strainer and rough dedusting net from top to bottom, intercommunicating pore is offered at the top of furnace body, and the sidewall bottom of furnace body offers teasehole, flanged joint has flue gas heat exchange tube and smoke exhaust pipe respectively on the top of flue gas heat-exchange unit, the utility model flue gas enters inside incubation cavity before furnace body out, then flue gas and combustion-supporting gas heat exchange, reduce heat loss, and at the top of furnace body Provided with twice basket strainer, mitigate the incrustation phenomenon in incubation cavity and in flue gas heat-exchange unit.

Description

A kind of energy-saving environmental-protection boiler

Technical field

The utility model relates to boiler plant technical field more particularly to a kind of energy-saving environmental-protection boilers.

Background technique

Boiler is a kind of energy conversion, and the energy inputted to boiler has chemical energy, electric energy in fuel, boiler output In general steam, high-temperature water or organic heat carrier with certain thermal energy blast air to boiler internal by air blower, The dyestuff of boiler internal burns, and the water inside heat transfer to boiler water tube, remaining energy a part is in the form of heat radiation Scatter and disappear, another part follows flue gas to be discharged, although at present boiler generate flue gas can by waste heat recycle, flue compared with It is long, more heat transfer can be lost when being sent to waste heat recycle section, and when blasting air, since air themperature is lower, add Heat can be also lost in hot-air.

Utility model content

Purpose of the utility model is to solve the big disadvantages of thermal losses existing in the prior art, and one proposed Kind energy-saving environmental-protection boiler.

To achieve the goals above, the utility model adopts the technical scheme that

A kind of energy-saving environmental-protection boiler, including furnace body and flue gas heat-exchange unit are provided with neck bush on the inside of the furnace body, and Furnace body and liner inner room are incubation cavity, and the neck bush is internally provided with boiler water pipeline, and the top of the furnace body passes through tight Firmware is connected with top cover, and connection frame is fixedly connected on the downside of top cover, and the top of the connection frame is fixedly connected from top to bottom There are thin basket strainer and rough dedusting net, intercommunicating pore offered at the top of the furnace body, and the sidewall bottom of furnace body offers teasehole, Flanged joint has flue gas heat exchange tube and smoke exhaust pipe respectively on the top of the flue gas heat-exchange unit, and the other end of smoke exhaust pipe extends to guarantor The inside of warm chamber, the side flanged joint of the flue gas heat-exchange unit have blast pipe, and the other side flanged joint of flue gas heat-exchange unit There is air inlet pipe, the other end of the air inlet pipe is fixedly connected with furnace body.

Preferably, the edge of the thin basket strainer and rough dedusting net is respectively arranged with sealing ring, and the outside of sealing ring and The inner wall of neck bush contacts.

Preferably, there are mounting groove, the sealing in the edge of the thin basket strainer and rough dedusting net along its edge respectively Ring set is in the inside of mounting groove.

Preferably, the boiler water pipeline is coiled in the inside of neck bush, and boiler water tube along the inner wall of the neck bush The both ends in road are each passed through neck bush and furnace body extends to the outside of furnace body.

Preferably, the flue gas heat-exchange unit is plate heat exchanger.

The beneficial effects of the utility model are:

1, the utility model is provided with neck bush in the inside of furnace body, and flue gas enters inside incubation cavity before furnace body out, Play the role of keeping temperature in furnace, and flue gas and combustion-supporting gas heat exchange, increases the combustion-supporting gas for entering furnace interior Temperature, reduce heat loss, energy conservation and environmental protection.

2, the utility model is provided with twice basket strainer at the top of furnace body, under can settling most of grit in flue gas Come, reduce the grit in flue gas, mitigates the incrustation phenomenon in incubation cavity and in flue gas heat-exchange unit.

In conclusion the utility model flue gas enters inside incubation cavity before furnace body out, then in contrast to the prior art Flue gas and combustion-supporting gas heat exchange reduce heat loss, and are provided with twice basket strainer at the top of furnace body, mitigate in incubation cavity With the incrustation phenomenon in flue gas heat-exchange unit.

Detailed description of the invention

Fig. 1 be the utility model proposes a kind of energy-saving environmental-protection boiler schematic view of the front view；

Fig. 2 be the utility model proposes a kind of energy-saving environmental-protection boiler thin basket strainer overlooking structure diagram.

In figure: 1 furnace body, 2 neck bush, 3 boiler water pipelines, 4 top covers, 5 connection frames, 6 thin basket strainers, 7 rough dedusting nets, 8 close Seal ring, 9 intercommunicating pores, 10 teaseholes, 11 flue gas heat exchange tubes, 12 flue gas heat-exchange units, 13 blast pipes, 14 smoke exhaust pipes, 15 air inlet pipe.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.

In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise " be based on the orientation or positional relationship shown in the drawings, be only for Convenient for description the utility model and simplify description, rather than the equipment of indication or suggestion meaning or element must have specifically Orientation is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.

In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention, More than, unless otherwise specifically defined.

Referring to Fig.1-2, a kind of energy-saving environmental-protection boiler, including furnace body 1 and flue gas heat-exchange unit 12, the inside setting of furnace body 1 There is neck bush 2, be incubation cavity between furnace body 1 and neck bush 2, neck bush 2 is internally provided with boiler water pipeline 3, the top of furnace body 1 It is connected by screw to top cover 4, there is connection frame 5 in the downside of top cover 4 by rivet interlacement, and the top of connection frame 5 leads to from top to bottom Crossing rivet interlacement has thin basket strainer 6 and rough dedusting net 7, and the top of furnace body 1 offers the intercommunicating pore 9 passed through for flue gas, furnace body 1 Sidewall bottom offers teasehole 10, and flanged joint has flue gas heat exchange tube 11 and smoke exhaust pipe respectively on the top of flue gas heat-exchange unit 12 14, and the other end of smoke exhaust pipe 14 extends to the inside of incubation cavity, and with 1 flanged joint of furnace body, smoke exhaust pipe 14 and flange for air pump Connection, the side flanged joint of flue gas heat-exchange unit 12 have blast pipe 13, blast pipe 13 and air blower flanged joint, flue gas heat-exchange unit 12 other side flanged joint has air inlet pipe 15,1 flanged joint of the other end and furnace body of air inlet pipe 15.

Wherein, the edge of thin basket strainer 6 and rough dedusting net 7 is respectively arranged with sealing ring 8, and the outside of sealing ring 8 and interior The inner wall of bushing 2 contacts, specifically, there is mounting groove at the edge of thin basket strainer 6 and rough dedusting net 7 along its edge respectively, it is close 8 sets of the seal ring inside in mounting groove.

Wherein, boiler water pipeline 3 is coiled in the inside of neck bush 2, the outside of boiler water pipeline 3 along the inner wall of neck bush 2 It is cased with grommet, grommet is connected by screw with neck bush, and the both ends of boiler water pipeline 3 are each passed through neck bush 2 and furnace body 1 extends To the outside of furnace body 1,1 flanged joint of boiler water pipeline 3 and furnace body is filled in the connection gap of boiler water pipeline 3 and neck bush There is refractory mortar.

Wherein, flue gas heat-exchange unit 12 is plate heat exchanger.

Embodiment: water is passed through inside furnace body 1 through boiler water pipeline 3, and fuel is placed in inside furnace body 1 through teasehole 10, air blast 13 air blast of machine, by flue gas heat-exchange unit 12 and flue gas heat exchange, the hot-air after heat exchange enters inside furnace body 1 through air inlet pipe 15 to be helped It fires, in the water inside heat transfer to boiler water pipeline 3 that fuel combustion generates, water is heated, the water after heating is through boiler water Pipeline 3 flows out, and under the suction of air pump, first flue gas is after 6 twice dust removal by filtration of rough dedusting net 7 and thin basket strainer, through being connected to Hole 9 enters incubation cavity, then enters the inside of flue gas heat-exchange unit 12 and air heat-exchange through flue gas heat exchange tube 11, after through smoke exhaust pipe 14 Pass to next workshop section.

When clearing up basket strainer, top cover 4 is unloaded, top cover 4 is taken out together with connection frame 5, thin basket strainer 6 and rough dedusting net 7, Thin basket strainer 6 and rough dedusting net 7 are cleared up, 1 top of furnace body is reinstalled after cleaning out.

The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims

1. a kind of energy-saving environmental-protection boiler, including furnace body (1) and flue gas heat-exchange unit (12), which is characterized in that the furnace body (1) Inside is provided with neck bush (2), and is incubation cavity between furnace body (1) and neck bush (2), and neck bush (2) are internally provided with The top of boiler water pipeline (3), the furnace body (1) is connected with top cover (4) by fastener, and the fixed company in downside of top cover (4) It being connected to connection frame (5), the top of the connection frame (5) is fixedly connected with thin basket strainer (6) and rough dedusting net (7) from top to bottom, It is offered intercommunicating pore (9) at the top of the furnace body (1), and the sidewall bottom of furnace body (1) offers teasehole (10), the flue gas Flanged joint has flue gas heat exchange tube (11) and smoke exhaust pipe (14), and the other end of smoke exhaust pipe (14) respectively on the top of heat exchanger (12) The inside of incubation cavity is extended to, the side flanged joint of the flue gas heat-exchange unit (12) has blast pipe (13), and flue gas heat-exchange unit (12) other side flanged joint has air inlet pipe (15), and the other end of the air inlet pipe (15) is fixedly connected with furnace body (1).

2. a kind of energy-saving environmental-protection boiler according to claim 1, which is characterized in that the thin basket strainer (6) and slightly remove The edge of dirt net (7) is respectively arranged with sealing ring (8), and the inner wall of the outside of sealing ring (8) and neck bush (2) contacts.

3. a kind of energy-saving environmental-protection boiler according to claim 2, which is characterized in that the thin basket strainer (6) and slightly remove There is mounting groove at the edge of dirt net (7) along its edge respectively, and the sealing ring (8) covers in the inside of mounting groove.

4. a kind of energy-saving environmental-protection boiler according to claim 1, which is characterized in that the boiler water pipeline (3) is along institute The inner wall for stating neck bush (2) is coiled in the inside of neck bush (2), and the both ends of boiler water pipeline (3) are each passed through neck bush (2) The outside of furnace body (1) is extended to furnace body (1).

5. a kind of energy-saving environmental-protection boiler according to claim 1, which is characterized in that the flue gas heat-exchange unit (12) is plate Formula heat exchanger.