CN209399348U - A kind of gas fired-boiler waste-heat recovery device - Google Patents

Abstract

The utility model discloses a kind of gas fired-boiler waste-heat recovery devices, including water tank, the inside of the water tank is collecting chamber, is separately installed with the filler being connected with the collecting chamber and water outlet with lower part on the top of the water tank, the bottom four corners of the water tank are respectively and fixedly provided with adjustable support leg；The both ends of the surface of the water tank offer the smoke inlet and outlet flue being connected with collecting chamber respectively, sleeve are equipped in the water tank, described sleeve pipe is U-typed structure and is in horizontal or vertical arrangement in collecting chamber, and the outer surface of described sleeve pipe is equipped with helical fin；It is described enter tracheae and the escape pipe on be respectively and fixedly provided with measurement module；The utility model utilizes water tank connection boiler and exhaust treatment system, the exhaust gas of boiler emission is after sleeve heat exchange, 50 DEG C or so will be cooled to, qualified discharge after into exhaust treatment system, casing increases helical fin, increase heat exchange area and heat transfer coefficient, and increases waste-heat recovery device thermal efficiency.

Description

A kind of gas fired-boiler waste-heat recovery device

Technical field

The utility model belongs to waste-heat recovery device technical field, and in particular to a kind of gas fired-boiler waste heat recycling dress It sets.

Background technique

Gas fired-boiler includes gas hot water boiler, gas-fired water heating boiler, gas-steam boiler etc., wherein gas-fired water heating boiler Also referred to as gas heating boiler and combustion gas bath boiler, gas fired-boiler refer to that fuel is the boiler of combustion gas, gas-fired boiler as its name suggests Furnace and oil burning boiler, electric boiler are most economical by comparison, so most of people have selected gas fired-boiler as steam, adopted Warm, bathing boiler plant.

Existing gas fired-boiler lacks waste-heat recovery device, and the flue gas with high heat is directly discharged from exhaust outlet, utilizes Rate is lower, and the problem of will also result in very burden to subsequent vent gas treatment, thus it is proposed that a kind of gas fired-boiler is used Waste-heat recovery device.

Utility model content

The purpose of this utility model is to provide a kind of gas fired-boiler waste-heat recovery devices, to solve above-mentioned background technique The existing gas fired-boiler of middle proposition lacks waste-heat recovery device, and the flue gas with high heat is directly discharged from exhaust outlet, utilizes Rate is lower, and the problem of will also result in very burden to subsequent vent gas treatment.

To achieve the above object, the utility model provides the following technical solutions: a kind of gas fired-boiler waste-heat recovery device, Including water tank, the inside of the water tank is collecting chamber, is separately installed with and the collecting chamber phase in top and the lower part of the water tank The bottom four corners of the filler of connection and water outlet, the water tank are respectively and fixedly provided with adjustable support leg；The both ends of the surface of the water tank are distinguished The smoke inlet and outlet flue being connected with collecting chamber are offered, sleeve is equipped in the water tank, the casing two-port is solid respectively Surely have and enter tracheae and escape pipe through smoke inlet and outlet flue；Described sleeve pipe is U-typed structure and is in level in collecting chamber Or vertical arrangement, the outer surface of described sleeve pipe are equipped with helical fin；It is described enter tracheae and the escape pipe on be respectively and fixedly provided with survey Measure module.

Preferably, further include boiler, be fixed with boiler combustion machine on the head end face of the boiler, and the boiler combustion machine For crater towards the boiler internal, the breech face of the boiler is boiler smoke outlet, it is described enter tracheae end and the pot The connection of fire grate mouth air-tightness；The lower part of the boiler is boiler foundation.

It preferably, further include exhaust treatment system, the end of the escape pipe and the exhaust treatment system air-tightness connect It connects.

Preferably, it is hinged with a maintenance door on the leading flank of the water tank, one piece of transparent observing is installed in the maintenance door Plate.

Preferably, the adjustable support leg includes fixed supporting leg and telescopic outrigger, offers fixation hole on the fixed supporting leg, Multiple adjustment holes corresponding to the fixation hole are offered on the telescopic outrigger.

Preferably, the fixed limit plate there are two in wafer type distribution of the lateral surface of the fixed supporting leg, the limit plate edge It is longitudinally disposed, and the section of the limit plate transversely is L-shaped structure, inside is the clamping opening that can accommodate the telescopic outrigger.

Preferably, the measurement module includes but is not limited to air gauge.

Compared with prior art, the utility model has the beneficial effects that

(1) waste-heat recovery device of the utility model is stable and reliable in work, easy access, passes through the adjustable support leg of setting It is targetedly adjusted convenient for the height to water tank；

(2) the utility model is changed using water tank connection boiler and exhaust treatment system, the exhaust gas of boiler emission by casing After heat, 50 DEG C or so will be cooled to, into exhaust treatment system after qualified discharge, casing increase helical fin, increase heat-transfer surface Long-pending and heat transfer coefficient, and increase waste-heat recovery device thermal efficiency.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the water tank forward sight structural schematic diagram of the utility model；

Fig. 3 is the adjustable support leg schematic perspective view of the utility model；

Fig. 4 is the fixed supporting leg overlooking structure diagram of the utility model；

In figure: 1, boiler combustion machine；2, boiler foundation；3, boiler；4, boiler smoke outlet；5, water tank；6, casing；7, spiral Fin；8, outlet flue；9, exhaust treatment system；10, filler；11, water outlet；12, enter tracheae；13, adjustable support leg；14, it surveys Measure module；15, fixed supporting leg；16, telescopic outrigger；17, limit plate；18, fixation hole；19, adjustment hole；20, escape 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.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1, Fig. 2, Fig. 3 and Fig. 4 are please referred to, the utility model provides a kind of technical solution: a kind of gas fired-boiler waste heat The inside of recyclable device, including water tank 5, water tank 5 is collecting chamber, is separately installed on the top of water tank 5 with lower part and catchments with this The filler 10 and water outlet 11 that room is connected, the bottom four corners of water tank 5 are respectively and fixedly provided with adjustable support leg 13, the leading flank of water tank 5 On be hinged with a maintenance door, one piece of transparent observing plate is installed in the maintenance door；The both ends of the surface of water tank 5 are offered and are catchmented respectively The smoke inlet and outlet flue 8 that room is connected, water tank 5 is interior to be equipped with sleeve 6, which, which is respectively fixed with, runs through into cigarette Mouth enters tracheae 12 and escape pipe 20 with outlet flue 8；Casing 6 is U-typed structure and is in horizontal or vertical arrangement in collecting chamber, The outer surface of casing 6 is equipped with helical fin 7；Enter and be respectively and fixedly provided with measurement module 14 on tracheae 12 and escape pipe 20, and measures mould Block 14 includes but is not limited to air gauge, for measuring the intraductal atmospheric pressure into tracheae 12 and escape pipe 20, guarantees waste heat recycling dress The safe operation set；Further include boiler 3, be fixed with boiler combustion machine 1 on the head end face of boiler 3, and the boiler combustion machine 1 goes out Burner is towards inside boiler 3, and the breech face of boiler 3 is boiler smoke outlet 4, and end and the boiler smoke outlet 4 for entering tracheae 12 are airtight Property connection；The lower part of boiler 3 is boiler foundation 2；It further include exhaust treatment system 9, the end of escape pipe 20 and exhaust-gas treatment system 9 air-tightness of uniting connection；Adjustable support leg 13 includes fixed supporting leg 15 and telescopic outrigger 16, offers fixation hole on fixed supporting leg 15 18, multiple adjustment holes 19 corresponding to fixation hole 18 are offered on telescopic outrigger 16.

In the present embodiment, it is preferred that the fixed limit plate 17 there are two in wafer type distribution of the lateral surface of fixed supporting leg 15, The limit plate 17 is longitudinally disposed, and the section of limit plate 17 transversely is L-shaped structure, and inside is that can accommodate flexible branch The clamping opening of leg 16.

The working principle and process for using of the utility model: firstly, 5 device of water tank boiler 3 and exhaust treatment system 9 it Between, entering tracheae 12 connects boiler 3 with the progress of casing 6 air-tightness by any known approaches, meanwhile, escape pipe 20 passes through any Known approaches make the air outlet of exhaust treatment system 9 and casing 6 carry out air-tightness connection, and the exhaust gas that boiler 3 discharges is by set Pipe 6 exchange heat after, 50 DEG C or so will be cooled to, into exhaust treatment system 9 after qualified discharge, casing 6 increase helical fin 7, increase Add heat exchange area and heat transfer coefficient, and increases waste-heat recovery device thermal efficiency；

The air gauge of model Y100 may be selected in measurement module 14, in the pipe for measuring tracheae 12 and escape pipe 20 Air pressure guarantees the safe operation of waste-heat recovery device；

Telescopic outrigger 16 is interspersed in the clamping opening of two limit plates 17, and is fixed by bolt, needs to adjust adjustable When the height of supporting leg 13, one section of suitable distance of bolt is first eased out, suitable adjustment hole 19 is selected, bolts on.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (7)

1. the inside of a kind of gas fired-boiler waste-heat recovery device, including water tank (5), the water tank (5) is collecting chamber, described The top of water tank (5) is separately installed with the filler (10) being connected with the collecting chamber and water outlet (11), feature with lower part Be: the bottom four corners of the water tank (5) are respectively and fixedly provided with adjustable support leg (13)；The both ends of the surface of the water tank (5) offer respectively The smoke inlet and outlet flue (8) being connected with collecting chamber, the water tank (5) is interior to be equipped with sleeve (6), casing (6) two-port It is respectively fixed with and enters tracheae (12) and escape pipe (20) through smoke inlet and outlet flue (8)；Described sleeve pipe (6) is U-typed knot Structure and be in horizontal or vertical arrangement in collecting chamber, the outer surface of described sleeve pipe (6) is equipped with helical fin (7)；It is described enter tracheae (12) and on the escape pipe (20) it is respectively and fixedly provided with measurement module (14).

2. a kind of gas fired-boiler waste-heat recovery device according to claim 1, it is characterised in that: it further include boiler (3), It is fixed with boiler combustion machine (1) on the head end face of the boiler (3), and the crater of the boiler combustion machine (1) is towards the pot Furnace (3) is internal, and the breech face of the boiler (3) is boiler smoke outlet (4), it is described enter tracheae (12) end and the boiler arrange The connection of mouth (4) air-tightness；The lower part of the boiler (3) is boiler foundation (2).

3. a kind of gas fired-boiler waste-heat recovery device according to claim 1, it is characterised in that: further include exhaust-gas treatment The end of system (9), the escape pipe (20) is connect with the exhaust treatment system (9) air-tightness.

4. a kind of gas fired-boiler waste-heat recovery device according to claim 1, it is characterised in that: the water tank (5) It is hinged with a maintenance door on leading flank, one piece of transparent observing plate is installed in the maintenance door.

5. a kind of gas fired-boiler waste-heat recovery device according to claim 1, it is characterised in that: the adjustable support leg (13) include fixed supporting leg (15) and telescopic outrigger (16), offered fixation hole (18) on the fixed supporting leg (15), it is described to stretch Multiple adjustment holes (19) corresponding to the fixation hole (18) are offered on contracting supporting leg (16).

6. a kind of gas fired-boiler waste-heat recovery device according to claim 5, it is characterised in that: the fixed supporting leg (15) the fixed limit plate (17) there are two in wafer type distribution of lateral surface, the limit plate (17) is longitudinally disposed, and the limit The section of position plate (17) transversely is L-shaped structure, and inside is the clamping opening that can accommodate the telescopic outrigger (16).

7. a kind of gas fired-boiler waste-heat recovery device according to claim 1, it is characterised in that: the measurement module It (14) include but is not limited to air gauge.