CN217235546U

CN217235546U - High-efficiency steam boiler structure with large heat exchange area

Info

Publication number: CN217235546U
Application number: CN202220812236.5U
Authority: CN
Inventors: 姚云; 孙昌盛; 戴大祥
Original assignee: Jiangsu Haideli Thermal Energy Equipment Manufacturing Co ltd
Current assignee: Jiangsu Haideli Thermal Energy Equipment Manufacturing Co ltd
Priority date: 2022-04-08
Filing date: 2022-04-08
Publication date: 2022-08-19
Anticipated expiration: 2032-04-08

Abstract

The utility model discloses a high efficiency steam boiler structure that heat transfer area is big, concretely relates to steam boiler technical field, including the boiler body, symmetry fixed mounting has and goes out the steam pipe around the left part of boiler body upper end, boiler body inner chamber upper portion fixed mounting has the water tank, common fixed mounting has circulating device between boiler body internal surface and the water tank surface, lower extreme and play steam pipe lower extreme all run through boiler body upper end left part and water tank upper end left part in proper order and all communicate with each other with the water tank inner chamber. A high efficiency steam boiler structure that heat transfer area is big, open the water pumper and pass through mechanical connection, the water of water tank inner chamber is taken out, gets into annular water pipe and second arc tube inner chamber etc. the temperature that produces through the burning of fuel heaies up this part of water, the fuel heats a plurality of cylinder shell surfaces simultaneously, increases the utilization ratio to the fuel, increases the heat exchange area simultaneously.

Description

High-efficiency steam boiler structure with large heat exchange area

Technical Field

The utility model relates to a steam boiler technical field, in particular to high efficiency steam boiler structure that heat transfer area is big.

Background

The boiler is an energy conversion device, the energy input to the boiler comprises chemical energy and electric energy in fuel, the boiler outputs steam, high-temperature water or organic heat carrier with certain heat energy, the origin of the boiler refers to a water container heated on fire, the boiler refers to a place where the fuel is combusted, and the boiler comprises a boiler and a furnace. The hot water or steam generated in the boiler can directly provide heat energy for industrial production and people's life, and can also be converted into mechanical energy through a steam power device, or the mechanical energy is converted into electric energy through a generator.

The traditional boiler is only connected with the combustion chamber at the lower end of the water tank, the contact area is small, the temperature rise of water in the water tank is slow, the heat exchange efficiency is low, the heating time is long, and a large amount of heat contained in flue gas generated during fuel combustion leaves the combustion chamber along with the flowing of air, so that the energy waste is caused.

SUMMERY OF THE UTILITY MODEL

A main object of the present invention is to provide a high efficiency steam boiler structure with a large heat exchange area, which can effectively solve the problems of the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a high-efficiency steam boiler structure with large heat exchange area comprises a boiler body, wherein four support legs are fixedly arranged at the lower end of the boiler body in an annular array, a first water inlet pipe and a steam outlet pipe are symmetrically and fixedly arranged at the front and the back of the left part of the upper end of the boiler body, a water tank is fixedly arranged at the upper part of the inner cavity of the boiler body, a circulating device is fixedly arranged between the inner surface of the boiler body and the outer surface of the water tank, a chimney communicated with the inner cavity of the boiler body is fixedly arranged in the middle of the upper end of the boiler body, a water pump is fixedly arranged on the right side of the upper end of the boiler body, the lower end of the first water inlet pipe and the lower end of the steam outlet pipe both penetrate through the left part of the upper end of the boiler body and the left part of the upper end of the water tank in sequence and are communicated with the inner cavity of the water tank, the lower part of the inner cavity of the boiler body is fixedly provided with a supporting plate, and the lower part of the front side of the outer surface of the boiler body is vertically and symmetrically provided with a feed inlet and a slag outlet which are communicated with the inner cavity of the boiler body.

Preferably, the bottom wall of the inner cavity of the water tank is provided with a plurality of through holes communicated with the lower end of the water tank, and the inner surfaces of the through holes are fixedly provided with cylindrical shells; the cylindrical shell can increase the contact area of the lower end of the water tank and heat.

Preferably, the circulating device comprises a spiral water pipe, the upper end of the spiral water pipe is fixedly connected with the output end of a water pump, the lower end of the spiral water pipe is fixedly connected with a water passing device, the input end of the water pump is fixedly connected with a second water inlet pipe, and the left end of the second water inlet pipe is fixedly connected with a filtering device; the spiral water pipe can utilize the heat in the high-temperature smoke.

Preferably, the water passing device comprises a water passing pipe, the right end of the water passing pipe is fixedly connected with the lower end of the spiral water pipe, a first arc-shaped pipe and a second arc-shaped pipe are symmetrically and fixedly installed at the front end of the outer surface of the water passing pipe, the second arc-shaped pipe is located on the inner side of the first arc-shaped pipe on the same side, a first vertical pipe is fixedly installed at the left end of the water passing pipe, and the upper end of the first vertical pipe penetrates through the left part of the lower end of the water tank and is communicated with the inner cavity of the water tank; the first arcuate tube and the second arcuate tube cooperate to increase the heat exchange area.

Preferably, the inner cavities of the two first arc-shaped pipes and the two second arc-shaped pipes are communicated with the inner cavity of the water passing pipe; so that water can enter the inner cavities of the first arc-shaped pipe and the second arc-shaped pipe.

Preferably, the filtering device comprises a box body, a door plate is rotatably arranged at the upper part of the front end of the box body, a wedge-shaped block is fixedly arranged at the left part of the bottom wall of the inner surface of the box body, three filtering plates are slidably arranged in the middle of an inner cavity of the box body, a second vertical pipe communicated with the inner cavity of the box body is fixedly arranged in the middle of the left end of the box body, and the lower end of the second vertical pipe sequentially penetrates through the left part of the upper end of the boiler body and the left part of the upper end of the water tank and extends to the middle of the inner cavity of the water tank; can filter the incrustation scale granule in the aquatic, the live time of extension boiler.

Preferably, the diameters of the scale particles which can be filtered by the three filter plates from left to right are sequentially reduced; the scale particles are adequately filtered.

Preferably, a combustion chamber is arranged between the lower end of the water tank and the upper end of the supporting plate; as a place for fuel combustion, provides energy for the evaporation of water.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model relates to an open the water pumper and pass through mechanical connection, take water out and get into annular water pipe inner chamber and rotatory downstream, get into inner chamber such as water pipe, the burning through fuel heaies up the water of inner chamber such as water pipe, under the continuous action of water pumper, the soft water flows back to water tank inner chamber and stirs the water of water tank inner chamber, fuel is at the in-process of burning, heat a plurality of cylinder shell external surfaces simultaneously, the high temperature smog that the fuel burning produced is along with circulating device's shape, spiral shell screwing in between water tank surface and boiler body internal surface, heat the water of annular water pipe inner chamber, increase the utilization ratio of fuel, increase the heat exchange area simultaneously.

Drawings

FIG. 1 is a schematic view of the internal structure of a high efficiency steam boiler with a large heat exchange area;

FIG. 2 is a schematic view of the overall structure of a high efficiency steam boiler with a large heat exchange area;

FIG. 3 is a schematic view of a connection structure of a water tank and a cylindrical shell;

FIG. 4 is a schematic view of the overall structure of the circulation device;

FIG. 5 is a schematic view of a water passing apparatus;

fig. 6 is a schematic view of the internal structure of the filter device.

In the figure: 1. a boiler body; 2. a support leg; 3. a support plate; 4. a first water inlet pipe; 5. a steam outlet pipe; 6. a water tank; 61. a through hole; 62. a cylindrical housing; 7. a circulation device; 71. a spiral water pipe; 72. a water passing device; 721. a water pipe; 722. a first arced tube; 723. a second arcuate tube; 724. a first riser; 73. a filtration device; 731. a box body; 732. a filter plate; 733. a wedge block; 734. a door panel; 735. a second riser; 74. a second water inlet pipe; 8. a water pump; 9. a chimney; 10. a feed inlet; 11. a slag outlet.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in figures 1-6, a high-efficiency steam boiler structure with a large heat exchange area comprises a boiler body 1 for providing a place for water heating, four support legs 2 are fixedly arranged at the lower end of the boiler body 1 in an annular array manner, a first water inlet pipe 4 and a steam outlet pipe 5 are symmetrically and fixedly arranged at the front and back of the left part of the upper end of the boiler body 1, water can be added into an inner cavity of a water tank 6, and steam can leave the inner cavity of the water tank 6, a water tank 6 is fixedly arranged at the upper part of the inner cavity of the boiler body 1, a plurality of through holes 61 communicated with the lower end of the water tank 6 are arranged at the bottom wall of the inner cavity of the water tank 6, a cylindrical shell 62 is fixedly arranged on the inner surfaces of the plurality of through holes 61, the contact area between the lower end of the water tank 6 and heat is increased, a circulating device 7 is fixedly arranged between the inner surface of the boiler body 1 and the outer surface of the water tank 6 together, so that water in the inner cavity of the water tank 6 can be heated circularly, the utility model discloses a boiler body 1 upper end middle part fixed mounting have with the communicating chimney 9 of boiler body 1 inner chamber, 1 upper end right side fixed mounting of boiler body has water pumper 8, make water provide power at the endless in-process, 4 lower extremes of first inlet tube and 5 lower extremes of play steam pipe all run through 1 upper end left part of boiler body and 6 upper end left parts of water tank in proper order and all communicate with each other with 6 inner chambers of water tank, 1 inner chamber lower part fixed mounting of boiler body has layer board 3, hold in the palm the fuel, be provided with the combustion chamber between 6 lower extremes of water tank and the layer board 3 upper end, as the place of fuel burning, 1 outer surface front side lower part longitudinal symmetry of boiler body is seted up and is seted up with communicating feed inlet 10 of 1 inner chamber of boiler body and slag notch 11.

The circulating device 7 comprises a spiral water pipe 71, the contact area between water and high-temperature smoke is increased, the heat in the high-temperature smoke is fully utilized, the upper end of the spiral water pipe 71 is fixedly connected with the output end of the water pump 8, the lower end of the spiral water pipe 71 is fixedly connected with a water passing device 72, the contact area between the water and the heat is increased, the water passing device 72 comprises a water passing pipe 721, a first arc-shaped pipe 722 and a second arc-shaped pipe 723 are fixed, the right end of the water passing pipe 721 is fixedly connected with the lower end of the spiral water pipe 71, so that the water can enter the inner cavity of the water passing pipe 721, the front end of the outer surface of the water passing pipe 721 is symmetrically and fixedly provided with the first arc-shaped pipe 722 and the second arc-shaped pipe 723, the heat exchange area is increased, the second arc-shaped pipe 723 is positioned on the inner side of the first arc-shaped pipe 722 on the same side, the inner cavities of the two first arc-shaped pipes 722 and the two second arc-shaped pipes 723 are communicated with the inner cavities of the water passing pipe 721, so that the water can enter the first arc-shaped pipe 722 and the second arc-shaped pipe 723, the water pipe 721 left end fixed mounting has first riser 724, makes water can leave the water pipe 721 inner chamber, and first riser 724 upper end runs through 6 lower extreme left parts of water tank and communicates with each other with 6 inner chambers of water tank, makes the water after the heating can get back to 6 inner chambers of water tank, and 8 input end fixedly connected with of water pumper 74, second inlet tube 74 left end fixedly connected with filter equipment 73 filter the incrustation scale granule that forms in the aquatic, the live time of extension boiler.

Filter equipment 73 includes box 731, provide and filter the place, box 731 front end upper portion rotates and installs door plant 734, can rotate door plant 734 and change the filter 732 and clear up the incrustation scale of box 731 inner chamber, box 731 internal surface diapire left part fixed mounting has wedge 733, box 731 inner chamber middle part slidable mounting has three filter 732, make the incrustation scale granule stop in box 731 inner chamber left part, the incrustation scale granule diameter that three filter 732 can filter from left to right diminishes in proper order, fully filter the incrustation scale granule, box 731 left end middle part fixed mounting has with the communicating second riser 735 of box 731 inner chamber, make water can get into box 731 inner chamber under the effect of water pumper 8, second riser 735 runs through boiler body 1 upper end left part and 6 upper end left parts of water tank in proper order and extends to 6 inner chamber middle parts of water tank.

It should be noted that the present invention relates to a high efficiency steam boiler structure with large heat exchange area, which injects soft water into the inner cavity of the water tank 6 through the first water inlet pipe 4, then ignites the fuel in the combustion chamber, opens the water pump 8 through mechanical connection, so that the water in the inner cavity of the water tank 6 is pumped out through the second vertical pipe 735, enters the inner cavity of the spiral water pipe 71 and rotates to move downwards, enters the inner cavities of the water through pipe 721, the first arc pipe 722 and the second arc pipe 723, the temperature generated by the combustion of the fuel heats the water in the inner cavities of the water through pipe 721, the first arc pipe 722 and the second arc pipe 723, increases the heat exchange area, under the continuous action of the water pump 8, the soft water flows back to the inner cavity of the water tank 6 through the first vertical pipe 724, and impacts the water in the inner cavity of the water tank 6, so that the water in the inner cavity of the water tank 6 flows, the fuel is in the combustion process, and simultaneously heats the lower end of the water tank 6, through the heat exchange area of the lower end of the water tank 6 increased by the outer surface of the plurality of cylindrical shells 62, high-temperature smoke generated by fuel combustion spirally rises between the outer surface of the water tank 6 and the inner surface of the boiler body 1 along with the shape of the circulating device 7, high temperature of the high-temperature smoke is transmitted into the water in the inner cavity of the spiral water pipe 71, and the utilization rate of the fuel is increased.

The foregoing shows and describes the basic principles and principal features of the invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a high efficiency steam boiler structure that heat transfer area is big, includes boiler body (1), its characterized in that: boiler body (1) lower extreme ring array fixed mounting has four landing legs (2), symmetrical fixed mounting has first inlet tube (4) and steam outlet pipe (5) around boiler body (1) upper end left part, boiler body (1) inner chamber upper portion fixed mounting has water tank (6), common fixed mounting has circulating device (7) between boiler body (1) internal surface and water tank (6) surface, boiler body (1) upper end middle part fixed mounting has chimney (9) communicating with boiler body (1) inner chamber, boiler body (1) upper end right side fixed mounting has water pumper (8), first inlet tube (4) lower extreme and steam outlet pipe (5) lower extreme all run through boiler body (1) upper end left part and water tank (6) upper end left part in proper order and all communicate with each other with water tank (6) inner chamber, boiler body (1) inner chamber lower part fixed mounting has layer board (3), the lower part of the front side of the outer surface of the boiler body (1) is provided with a feed inlet (10) and a slag outlet (11) which are communicated with the inner cavity of the boiler body (1) in an up-and-down symmetrical manner.

2. The high efficiency steam boiler structure with large heat exchange area of claim 1, wherein: the water tank is characterized in that a plurality of through holes (61) communicated with the lower end of the water tank (6) are formed in the bottom wall of the inner cavity of the water tank (6), and a cylindrical shell (62) is fixedly mounted on the inner surface of each through hole (61).

3. The high efficiency steam boiler structure with large heat exchange area of claim 1, wherein: circulating device (7) are including spiral water pipe (71), spiral water pipe (71) upper end and water pumper (8) output end fixed connection are in the same place, spiral water pipe (71) lower extreme fixedly connected with crosses water installation (72), water pumper (8) input end fixed connection has second inlet tube (74), second inlet tube (74) left end fixed connection has filter equipment (73).

4. The high efficiency steam boiler structure with large heat exchange area of claim 3, wherein: the water passing device (72) comprises a water passing pipe (721), the right end of the water passing pipe (721) is fixedly connected with the lower end of a spiral water pipe (71), a first arc-shaped pipe (722) and a second arc-shaped pipe (723) are symmetrically and fixedly mounted at the front end of the outer surface of the water passing pipe (721), the second arc-shaped pipe (723) is located on the inner side of the first arc-shaped pipe (722) on the same side, a first vertical pipe (724) is fixedly mounted at the left end of the water passing pipe (721), and the upper end of the first vertical pipe (724) penetrates through the left part of the lower end of a water tank (6) and is communicated with the inner cavity of the water tank (6).

5. The high efficiency steam boiler structure with large heat exchange area of claim 4, wherein: the inner cavities of the two first arc-shaped pipes (722) and the two second arc-shaped pipes (723) are communicated with the inner cavity of the water passing pipe (721).

6. The high efficiency steam boiler structure with large heat exchange area according to claim 3, wherein: the filtering device (73) comprises a box body (731), a door plate (734) is rotatably installed at the upper part of the front end of the box body (731), a wedge-shaped block (733) is fixedly installed at the left part of the bottom wall of the inner surface of the box body (731), three filtering plates (732) are slidably installed in the middle of an inner cavity of the box body (731), a second vertical pipe (735) communicated with the inner cavity of the box body (731) is fixedly installed in the middle of the left end of the box body (731), and the lower end of the second vertical pipe (735) sequentially penetrates through the left part of the upper end of the boiler body (1) and the left part of the upper end of the water tank (6) and extends to the middle part of the inner cavity of the water tank (6).

7. The high efficiency steam boiler structure with large heat exchange area of claim 6, wherein: the diameters of the scale particles which can be filtered by the three filter plates (732) become smaller from left to right.

8. The high efficiency steam boiler structure with large heat exchange area of claim 6, wherein: a combustion chamber is arranged between the lower end of the water tank (6) and the upper end of the supporting plate (3).