CN209726516U

CN209726516U - A kind of gas-fired water heating boiler energy-saving appliance

Info

Publication number: CN209726516U
Application number: CN201920511230.2U
Authority: CN
Inventors: 张文彪
Original assignee: Langfang No1 Boiler Maintenance Co Ltd; Tianjin Zhifei Boiler Maintenance Co Ltd; Langfang Yping Boiler Maintenance Engineering Co Ltd
Current assignee: Langfang No1 Boiler Maintenance Co Ltd; Tianjin Zhifei Boiler Maintenance Co Ltd; Langfang Yping Boiler Maintenance Engineering Co Ltd
Priority date: 2019-04-16
Filing date: 2019-04-16
Publication date: 2019-12-03
Anticipated expiration: 2029-04-16

Abstract

The utility model relates to boiler relevant device technical fields, and disclose a kind of gas-fired water heating boiler energy-saving appliance, including importing and exporting header, the bottom of the inlet and outlet header is fixedly welded with convection bank, and the convection bank includes header, and the quantity of the header is two, two headers are fixedly welded by finned tube, the sealed bottom of the convection bank is welded with steelframe, and charge for remittance header is fixedly connected at the top of the header, and the charge for remittance header is located at the right side of inlet and outlet header.The gas-fired water heating boiler is a kind of flue gas condensing recyclable device with energy-saving appliance, in smoke evacuation access, flue gas transversal flow gilled tube in energy-saving appliance, it is absorbed heat by heating surface, so that flue-gas temperature is down to zero temperature hereinafter, heating to after the water recovery being contained in smoke evacuation by warm water, exchanged heat using spiral fin coil, the thermal efficiency is high, energy-saving effect is significant, good appearance, compact-sized, it is small in size, reduce capital expenditure.

Description

A kind of gas-fired water heating boiler energy-saving appliance

Technical field

The utility model relates to boiler relevant device technical field, specially a kind of gas-fired water heating boiler energy-saving appliance.

Background technique

With the fast development of Chinese national economy, living standards of the people are greatly improved, and central heating is as a kind of high It imitates, the heating system of energy-saving and environmental protection, is increasingly adopted and received by people, existing central heating has been widely used in cities and towns In the life of the people, in conjunction with the technical data of various aspects and with regard to the running practical operation situation of heating boiler, it is found that the city exists In gas fired-boiler operation the problem of generally existing the following aspects.

Firstly, the original energy-saving appliance unreasonable structure of boiler, most of boiler passes through the operation of several heating periods, energy-saving appliance There is seriously corroded in gilled tube used, and fin, which almost corrodes, to rot, and iron rust blocks exhaust gases passes, so that the heating surface of energy-saving appliance Product largely reduces, and causes the exhaust gas temperature of boiler higher, and boiler efficiency is lower, and fuel consumption increases, and operating cost is significantly Ground improves, and energy-saving appliance heating surface does not take good preservative treatment measure, is not easy to carry out maintenance to energy-saving appliance, directly The increase of the safe operation and operating cost that affect boiler is connect, thus it is proposed that a kind of gas-fired water heating boiler energy-saving appliance.

Utility model content

The utility model provides a kind of gas-fired water heating boiler energy-saving appliance, has the safe operation and reduction for improving boiler The advantages of operating cost, solves the problems, such as to mention in background technique.

It is achieved in order to achieve the above object, the utility model provides the following technical solutions: a kind of gas-fired water heating boiler use The bottom of energy-saving appliance, including inlet and outlet header, the inlet and outlet header is fixedly welded with convection bank, and the convection bank includes There is header, the quantity of the header is two, and two headers are fixedly welded by finned tube, the bottom of the convection bank Sealing welding is connected to steelframe, and charge for remittance header is fixedly connected at the top of the header, and the charge for remittance header is located at inlet and outlet header Right side, the front of the steelframe are fixedly connected with fixed case, and the top of the fixed case and the sealed bottom of convection bank weld, Flue adapter is fixedly welded on the right side of the fixed case, the bottom of the fixed case is fixedly welded with water-supply-pipe.

Optionally, automatic exhaust steam valve is fixedly connected at the top of the charge for remittance header, the bottom of the charge for remittance header passes through Vertical tube is fixedly connected with collector pipe.

Optionally, snap ring is connected at the top of the header, the outer surface of the header is fixedly welded with thin shape plate II, institute The outside for stating thin shape plate II is fixedly welded with thin shape plate I.

Optionally, the front of the thin shape plate II is equipped with ribbed pipe unit, and the ribbed pipe unit includes gilled tube I, described The inner surface of gilled tube I is welded with gilled tube II.

Optionally, the equal sealing welding in top and bottom of the thin shape plate II is connected to sealing plate up and down, and foot welding height is five millimeters.

Optionally, the gilled tube II includes fin pipeline, and the outer surface uniform welding of the fin pipeline has transverse direction Fin

Optionally, the outside of the convection bank is filled with heat preservation rock layer, and the top of the heat preservation rock layer is fixed to be connected It is connected to asbestos yarn.

Optionally, the outer surface of the header is equipped with heat preservation support frame, and the bottom of the header is fixedly connected with benefit plate, protects Warm support frame furnishes one every five centimetres along the vertical direction of header, and each heat preservation support frame is fixed with charge for remittance header Welding.

Optionally, it is fixedly welded at the top of the bottom of the convection bank and ribbed pipe unit, the quantity of the ribbed pipe unit It is three, the acute angle formed between three ribbed pipe units are adjacent two-by-two with the bottom of convection bank 2 is 40 degree.

The utility model provides a kind of gas-fired water heating boiler energy-saving appliance, have it is following the utility model has the advantages that

1, the gas-fired water heating boiler is a kind of flue gas condensing recyclable device with energy-saving appliance, and in smoke evacuation access, flue gas is being saved Transversal flow gilled tube in energy device, is absorbed heat by heating surface, so that flue-gas temperature is down to zero temperature hereinafter, to being contained in smoke evacuation Water recovery after heated by warm water, exchanged heat using spiral fin coil, the thermal efficiency is high, and energy-saving effect is significant, shape Beauty, it is compact-sized, it is small in size, reduce capital expenditure.

2, the gas-fired water heating boiler energy-saving appliance, energy-saving appliance are made of four groups of convection banks, and every group of convection bank is by two Vertical header is formed with 63 finned tubes, and finned tube stagger arrangement is placed, and is flowed downward, is reduced cold in time convenient for condensed water Condensate remains in the residence time on fin, can reduce the corrosion rate to fin, improves the safe operation of boiler and reduction Its operating cost.

Detailed description of the invention

Fig. 1 is the half plane schematic diagram of front of the utility model；

Fig. 2 is the side structure schematic diagram of the utility model；

Fig. 3 is the schematic top plan view of convection bank in Fig. 1；

Fig. 4 is Fig. 3 middle rib pipe unit schematic top plan view；

Fig. 5 is the side schematic view of gilled tube II in Fig. 4.

In figure: 1, importing and exporting header；2, convection bank；21, header；22, finned tube；3, charge for remittance header；4, snap ring；5, steel Frame；6, collector pipe；7, asbestos yarn；8, automatic exhaust steam valve；9, plate is mended；10, upper and lower sealing plate；11, shape plate I is dredged；12, shape plate II is dredged； 13, ribbed pipe unit；131, gilled tube I；132, gilled tube II；1321, fin pipeline；1322, transversal rib；14, heat preservation rock Layer；15, fixed case；16, flue adapter；17, water-supply-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. 1-5, a kind of gas-fired water heating boiler energy-saving appliance, including inlet and outlet header 1 are please referred to, the bottom of header 1 is imported and exported Portion is fixedly welded with convection bank 2, and every group of convection bank is made of two vertical headers and 63 finned tubes, finned tube Stagger arrangement is placed, and is flowed downward in time convenient for condensed water, is reduced the residence time that condensed water remains on fin, can reduce pair The corrosion rate of fin, improving the safe operation of boiler and reducing its operating cost convection bank 2 includes header 21, header 21 Quantity be two, two headers 21 are fixedly welded by finned tube 22, and the sealed bottom of convection bank 2 is welded with steelframe 5, collection The top of case 21 is fixedly connected with charge for remittance header 3, and charge for remittance header 3 is located at the right side of inlet and outlet header 1, and the front of steelframe 5 is fixed It is connected with fixed case 15, the top of fixed case 15 and the sealed bottom of convection bank 2 weld, and the right side of fixed case 15 is fixedly welded There is flue adapter 16, the bottom of fixed case 15 is fixedly welded with water-supply-pipe 17.

Wherein, the top of charge for remittance header 3 is fixedly connected with automatic exhaust steam valve 8, and the bottom of charge for remittance header 3 is fixed by vertical tube It is connected with collector pipe 6.

Wherein, the top of header 21 is connected with snap ring 4, and the outer surface of header 21 is fixedly welded with thin shape plate II 12, dredges shape The outside of plate II 12 is fixedly welded with thin shape plate I 11.

Wherein, the front for dredging shape plate II 12 is equipped with ribbed pipe unit 13, and ribbed pipe unit 13 includes gilled tube I 131, gilled tube I 131 inner surface is welded with gilled tube II 132.

Wherein, the equal sealing welding in top and bottom for dredging shape plate II 12 is connected to sealing plate 10 up and down, and foot welding height is five millimeters.

Wherein, gilled tube II 132 includes fin pipeline 1321, and the outer surface uniform welding of fin pipeline 1321 has transverse direction Fin 1322.

Wherein, the outside of convection bank 2 is filled with heat preservation rock layer 14, and the top of heat preservation rock layer 14 is fixedly connected with stone Cotton strip 7.

Wherein, the outer surface of header 21 is equipped with heat preservation support frame, and the bottom of header 21, which is fixedly connected with, mends plate 9, heat preservation branch Support furnishes one every five centimetres along the vertical direction of header 21, and each heat preservation support frame is fixed with charge for remittance header 3 Welding.

Wherein, the bottom of convection bank 2 and the top of ribbed pipe unit 13 are fixedly welded, and the quantity of ribbed pipe unit 13 is three A, the acute angle formed between three ribbed pipe units 13 are adjacent two-by-two with the bottom of convection bank 2 is 40 degree.

When work, it is operated first personnel and connect the flue adapter 16 of this kind of gas-fired water heating boiler energy-saving appliance with smoke outlet Good, flue gas enters from boiler influent stream to exchange heat in convection bank 2, gradually reduces exhaust gas temperature, and exhaust gas temperature can be down to 60 DEG C, so Boiler blow-down water enters energy-saving appliance by water circulating pump afterwards, after flue gas enters energy-saving appliance, by exchanging heat so that flue-gas temperature further drops It is low, condensed water is generated, condensation latent heat will release.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.

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

1. a kind of gas-fired water heating boiler energy-saving appliance, including inlet and outlet header (1), it is characterised in that: the inlet and outlet header (1) Bottom be fixedly welded with convection bank (2), the convection bank (2) includes header (21), the quantity of the header (21) It is two, two headers (21) are fixedly welded by finned tube (22), and the sealed bottom of the convection bank (2) is welded with Steelframe (5) is fixedly connected with charge for remittance header (3) at the top of the header (21), and the charge for remittance header (3) is located at inlet and outlet header (1) front on right side, the steelframe (5) is fixedly connected with fixed case (15), the top of the fixed case (15) and convection tube The sealed bottom of beam (2) welds, and is fixedly welded with flue adapter (16) on the right side of the fixed case (15), the fixed case (15) Bottom be fixedly welded with water-supply-pipe (17).

2. a kind of gas-fired water heating boiler energy-saving appliance according to claim 1, it is characterised in that: the charge for remittance header (3) Top be fixedly connected with automatic exhaust steam valve (8), the bottom of the charge for remittance header (3) is fixedly connected with collector pipe by vertical tube (6)。

3. a kind of gas-fired water heating boiler energy-saving appliance according to claim 1, it is characterised in that: the top of the header (21) Portion is connected with snap ring (4), and the outer surface of the header (21) is fixedly welded with thin shape plate II (12), the thin shape plate II (12) Outside is fixedly welded with thin shape plate I (11).

4. a kind of gas-fired water heating boiler energy-saving appliance according to claim 3, it is characterised in that: the thin shape plate II (12) Front be equipped with ribbed pipe unit (13), the ribbed pipe unit (13) includes gilled tube I (131), the gilled tube I (131) Inner surface is welded with gilled tube II (132).

5. a kind of gas-fired water heating boiler energy-saving appliance according to claim 3, it is characterised in that: the thin shape plate II (12) The equal sealing welding in top and bottom be connected to up and down sealing plate (10), foot welding height be five millimeters.

6. a kind of gas-fired water heating boiler energy-saving appliance according to claim 4, it is characterised in that: the gilled tube II It (132) include fin pipeline (1321), the outer surface uniform welding of the fin pipeline (1321) has transversal rib (1322)

7. a kind of gas-fired water heating boiler energy-saving appliance according to claim 1, it is characterised in that: the convection bank (2) Outside be filled with heat preservation rock layer (14), be fixedly connected with asbestos yarn (7) at the top of the heat preservation rock layer (14).

8. a kind of gas-fired water heating boiler energy-saving appliance according to claim 1, it is characterised in that: outside the header (21) Surface is equipped with heat preservation support frame, and the bottom of the header (21), which is fixedly connected with, mends plate (9), keeps the temperature support frame along header (21) Vertical direction furnish one every five centimetres, and each heat preservation support frame is fixedly welded with charge for remittance header (3).

9. a kind of gas-fired water heating boiler energy-saving appliance according to claim 1, it is characterised in that: the convection bank (2) Bottom and ribbed pipe unit (13) at the top of be fixedly welded, the quantity of the ribbed pipe unit (13) is three, three ribbed pipe units (13) acute angle formed between adjacent two-by-two with the bottom of convection bank (2) is 40 degree.