CN208794717U - A kind of reciprocating fire grate hot water boiler with boiler tail afterheat energy-saving environmental protecting device - Google Patents

Abstract

The utility model discloses a kind of reciprocating fire grate hot water boilers with boiler tail afterheat energy-saving environmental protecting device, including furnace body, upper drum, lower drum and soot processing device, upper drum, lower drum and soot processing device are fixed on the inside of furnace body, upper drum is located at the top of lower drum, and soot processing device is fixed on the right side wall of furnace body；The inside of furnace body is equipped with burner hearth, reciprocal grate, slag notch and flue, and reciprocal grate is located at the inside of burner hearth, and reciprocal grate is obliquely fixedly connected with burner hearth, and the lower section of reciprocal grate is equipped with slag notch, and slag notch is linearly uniformly fixed on the bottom of furnace body.The utility model in flue by being equipped with heat exchanger, convenient for being made full use of to the waste heat in tail gas, improve the utilization rate of thermal energy, by being equipped with blower and filtering trough in the bottom of flue, convenient for flue dust is injected in filtering trough, flue dust is filtered and is purified using industrial water, reduces pollution of the soot emissions to air.

Description

A kind of reciprocating fire grate hot water boiler with boiler tail afterheat energy-saving environmental protecting device

Technical field

The utility model relates to reciprocating fire grate hot water boiler technical fields, specially a kind of to have boiler tail afterheat energy-saving The reciprocating fire grate hot water boiler of environmental protecting device.

Background technique

In recent years, national requirements is phased out high energy consumption product, and more and more energy-conserving products constantly emerge.Hot-water boiler It is a kind of thermal energy conversion integrated technique, water quality keeps calcium ion and magnesium ion≤0.02mgN/L in pot；Meet TSGG0001- 2012 " special safety equipment technical specifications " " boiler safety technology Supervision Code " 7.5, " industrial water softening removes GB/T5010 Salt design specification " the softened processing non-scaling of pot water, it is constant not pollute prolonged boiler Duration.The energy is saved, environment is protected. And hot-water boiler heat exchange efficiency is high, and operational safety energy conservation, hot-water boiler are widely used.

Currently, the reciprocating fire grate hot water boiler in market reuse in can generate more flue dust, and flue dust is directly discharged to It is easy to cause air pollution in air, contains some waste heat in flue dust, direct emission results in waste of resources.For this reason, it may be necessary to set It counts a kind of new technical solution and gives and solve.

Utility model content

The purpose of this utility model is to provide a kind of reciprocating furnace heat extractions with boiler tail afterheat energy-saving environmental protecting device Homogeneous solution-type reactor improves the benefit of thermal energy by being equipped with heat exchanger in flue convenient for making full use of to the waste heat in tail gas , convenient for injecting flue dust in filtering trough, industry is utilized by being equipped with blower and filtering trough in the bottom of flue with rate Flue dust is filtered and is purified with water, reduces pollution of the soot emissions to air.

To achieve the above object, the utility model provides the following technical solutions: one kind having boiler tail afterheat energy-saving ring The reciprocating fire grate hot water boiler of protection device, including furnace body, upper drum, lower drum and soot processing device, the upper drum are cooked Cylinder and soot processing device are fixed on the inside of furnace body, and the upper drum is located at the top of lower drum, the soot processing device It is fixed on the right side wall of furnace body；The inside of the furnace body is equipped with burner hearth, reciprocal grate, slag notch and flue, described reciprocal Fire grate is located at the inside of burner hearth, and the reciprocal grate is obliquely fixedly connected with burner hearth, and the lower section of the reciprocal grate is equipped with Slag notch, the slag notch are linearly uniformly fixed on the bottom of furnace body, are fixedly connected with flue on the right side of the burner hearth； The soot processing device includes heat exchanger, level-one economizer, second level economizer, blower and filtering trough, the heat exchanger, one Grade economizer, second level economizer, blower and filtering trough are sequentially fixed in flue from top to bottom, the heat exchanger with it is upper Connecting tube is equipped between drum, the lower section of the second level economizer is equipped with baffle, is fixedly connected at the top of the baffle and blower, Industrial water is filled in the filtering trough.

As an improvement of the above technical solution, convection current beam tube is equipped between the upper drum and lower drum, it is described to a fluid stream Both ends are connected with upper drum with lower drum respectively.

As an improvement of the above technical solution, extension tube, the extension tube and mistake are fixedly connected with below the blower The bottom of drainage trap connects.

As an improvement of the above technical solution, the right side of the filtering trough is equipped with smoke exhaust pipe, the height of the smoke exhaust pipe Higher than the surface of industrial water.

As an improvement of the above technical solution, the top of the smoke exhaust pipe be equipped with block cover, the block cover in it is coniform and with Smoke exhaust pipe is fixedly connected.

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

The utility model in flue by being equipped with heat exchanger, convenient for being made full use of to the waste heat in tail gas, The utilization rate for improving thermal energy, by being equipped with blower and filtering trough in the bottom of flue, convenient for flue dust was injected drainage In slot, flue dust is filtered and is purified using industrial water, reduces pollution of the soot emissions to air.

Detailed description of the invention

Fig. 1 is reciprocating fire grate hot water boiler surface structure schematic diagram described in the utility model；

Fig. 2 is reciprocating fire grate hot water boiler schematic cross-sectional view described in the utility model.

In figure: furnace body -1, upper drum -2, lower drum -3, soot processing device -4, burner hearth -5, reciprocal grate -6 are slagged tap Mouth -7, flue -8, heat exchanger -9, level-one economizer -10, second level economizer -11, blower -12, filtering trough -13, connection Pipe -14, baffle -15, industrial water -16, convection current beam tube -17, extension tube -18, smoke exhaust pipe -19, block cover -20.

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.

Please refer to Fig. 1-2 the utility model and provide a kind of technical solution: one kind having boiler tail afterheat energy-saving environmental protection dress The reciprocating fire grate hot water boiler set, including furnace body 1, upper drum 2, lower drum 3 and soot processing device 4, the upper drum 2, under Drum 3 and soot processing device 4 are fixed on the inside of furnace body 1, and the upper drum 2 is located at the top of lower drum 3, at the flue dust Reason device 4 is fixed on the right side wall of furnace body 1；The inside of the furnace body 1 is equipped with burner hearth 5, reciprocal grate 6, slag notch 7 and fume pipe Road 8, the reciprocal grate 6 are located at the inside of burner hearth 5, and the reciprocal grate 6 is obliquely fixedly connected with burner hearth 5, described past The lower section of multiple fire grate 6 is equipped with slag notch 7, and the slag notch 7 is linearly uniformly fixed on the bottom of furnace body 1, the right side of the burner hearth 5 Side is fixedly connected with flue 8；The soot processing device 4 include heat exchanger 9, level-one economizer 10, second level economizer 11, Blower 12 and filtering trough 13, the heat exchanger 9, level-one economizer 10, second level economizer 11, blower 12 and filtering trough 13 from It is sequentially fixed under in flue 8, connecting tube 14 is equipped between the heat exchanger 9 and upper drum 2, the second level saves coal The lower section of device 11 is equipped with baffle 15, and the baffle 15 is fixedly connected with the top of blower 12, is filled in the filtering trough 13 Industrial water 16.

It is further improved ground, is equipped with convection current beam tube 17 between the upper drum 2 and lower drum 3 as shown in Figure 1:, it is described right A fluid stream both ends are connected with upper drum 2 with lower drum 3 respectively, by being equipped with pair being connected between upper drum 2 and lower drum 3 A fluid stream pipe 17, convenient for swapping heat in upper drum 2 and lower drum 3.

It is further improved ground, as shown in Figure 2: the lower section of the blower 12 is fixedly connected with extension tube 18, the extension tube 18 connect with the bottom of filtering trough 13, are prolonged by being fixedly connected in the lower section of blower 12 with what filtering trough 13 contacted Long tube 18 makes industrial water 16 purify and filter flue dust convenient for flue dust to be passed into the bottom of filtering trough 13.

It is further improved ground, as shown in Figure 2: the right side of the filtering trough 13 is equipped with smoke exhaust pipe 19, the smoke exhaust pipe 19 Height be higher than industrial water 16 surface, by the right side of filtering trough 13 be equipped with higher than liquid level smoke exhaust pipe 19, be convenient for Filtered flue dust is discharged.

Specifically with improvement, as shown in Figure 2: the top of the smoke exhaust pipe 19 is equipped with block cover 20, and the block cover 20 is in coniform And be fixedly connected with smoke exhaust pipe 19, by being equipped with coniform block cover 20 at the top of smoke exhaust pipe 19, prevent rainwater from pouring into smoke evacuation It causes the page to rise in pipe 19, the discharge of flue dust is impacted.

The furnace body -1, upper drum -2, lower drum -3, soot processing device -4, burner hearth -5, reciprocal grate-of the utility model 6, slag notch -7, flue -8, heat exchanger -9, level-one economizer -10, second level economizer -11, blower -12, filtering trough - 13, connecting tube -14, baffle -15, industrial water -16, convection current beam tube -17, extension tube -18, smoke exhaust pipe -19, block cover -20, component It is universal standard part or component, its structure and principle as known to those skilled in the art is all that this technology personnel can pass through skill Art handbook learns or knows by routine experiment method that the utility model is convenient for by being equipped with heat exchanger 9 in flue 8 Waste heat in tail gas is made full use of, the utilization rate of thermal energy is improved, by being equipped with 12 He of blower in the bottom of flue 8 Filtering trough 13 is filtered and purifies to flue dust using industrial water 16 convenient for injecting flue dust in filtering trough 13, reduces Pollution of the soot emissions to air.

When in use, coal is put into burner hearth 5 for the use of the new type, is heated to reciprocal grate 6, the cinder after burning It is discharged by slag notch 7, the flue dust after burning enters flue 8, and the flue dust with high temperature is contacted with heat exchanger 9, carries out heat Amount conversion, makes full use of thermal energy, reduces the waste of the energy, flue dust is after level-one economizer 10 and second level economizer 11 Into in blower 12, flue dust is sent into filtering trough 13 by blower 12, by industrial water 16 to purifying in flue dust, is purified Yancheng afterwards is discharged along smoke exhaust pipe 19.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, for For those skilled in the art, it is clear that the present invention is not limited to the details of the above exemplary embodiments, and without departing substantially from this In the case where the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent elements of the claims All changes are embraced therein.It should not treat any reference in the claims as limiting related right It is required that.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (5)

1. a kind of reciprocating fire grate hot water boiler with boiler tail afterheat energy-saving environmental protecting device, including furnace body (1), upper drum (2), lower drum (3) and soot processing device (4), it is characterised in that: the upper drum (2), lower drum (3) and dust treatment dress The inside that (4) are fixed on furnace body (1) is set, the upper drum (2) is located at the top of lower drum (3), the soot processing device (4) It is fixed on the right side wall of furnace body (1)；

The inside of the furnace body (1) is equipped with burner hearth (5), reciprocal grate (6), slag notch (7) and flue (8), described reciprocal Fire grate (6) is located at the inside of burner hearth (5), and the reciprocal grate (6) is obliquely fixedly connected with burner hearth (5), the reciprocating furnace The lower section for arranging (6) is equipped with slag notch (7), and the slag notch (7) is linearly uniformly fixed on the bottom of furnace body (1), the burner hearth (5) flue (8) are fixedly connected on the right side of；

The soot processing device (4) include heat exchanger (9), level-one economizer (10), second level economizer (11), blower (12) and Filtering trough (13), the heat exchanger (9), level-one economizer (10), second level economizer (11), blower (12) and filtering trough (13) it is sequentially fixed at from top to bottom in flue (8), connecting tube is equipped between the heat exchanger (9) and upper drum (2) (14), the lower section of the second level economizer (11) is equipped with baffle (15), and the top of the baffle (15) and blower (12) is fixed to be connected It connects, is filled with industrial water (16) in the filtering trough (13).

2. a kind of reciprocating fire grate hot water boiler with boiler tail afterheat energy-saving environmental protecting device according to claim 1, It is characterized by: between the upper drum (2) and lower drum (3) be equipped with convection current beam tube (17), it is described to a fluid stream both ends respectively with Upper drum (2) is connected with lower drum (3).

3. a kind of reciprocating fire grate hot water boiler with boiler tail afterheat energy-saving environmental protecting device according to claim 1, It is characterized by: being fixedly connected with extension tube (18) below the blower (12), the extension tube (18) and filtering trough (13) bottom connects.

4. a kind of reciprocating fire grate hot water boiler with boiler tail afterheat energy-saving environmental protecting device according to claim 1, It is characterized by: the right side of the filtering trough (13) is equipped with smoke exhaust pipe (19), the height of the smoke exhaust pipe (19) is higher than industry With the surface of water (16).

5. a kind of reciprocating fire grate hot water boiler with boiler tail afterheat energy-saving environmental protecting device according to claim 4, It is characterized by: the top of the smoke exhaust pipe (19) is equipped with block cover (20), the block cover (20) is in coniform and and smoke exhaust pipe (19) it is fixedly connected.