CN216897261U

CN216897261U - Efficient boiler economizer

Info

Publication number: CN216897261U
Application number: CN202123110077.9U
Authority: CN
Inventors: 徐刚; 蔡孜学
Original assignee: Wuxi Weibo Zhongshan Technology Co ltd
Current assignee: Wuxi Weibo Zhongshan Technology Co ltd
Priority date: 2021-12-10
Filing date: 2021-12-10
Publication date: 2022-07-05
Anticipated expiration: 2031-12-10

Abstract

The utility model relates to the technical field of boiler waste heat recovery, in particular to an efficient boiler economizer which can effectively improve the waste heat recovery efficiency, enable the overhaul to be more convenient and fast, improve the use effect of equipment and reduce the use limitation; including the main casing body, two sets of sealed baffles, multiunit waste heat recovery pipe, first inlet tube, first outlet pipe, the second inlet tube, the second outlet pipe, the third inlet tube, third outlet pipe and multiunit fin, the top that the bottom of the main casing body was provided with the air inlet main casing body is provided with the gas outlet, be provided with two sets of spouts on the main casing body, two sets of sealed baffles are through the cooperation detachable slidable mounting with the spout on the main casing body, the middle input and the output of arranging every waste heat recovery pipe of group, the intercommunication is provided with the water inlet connecting pipe on the first inlet tube, the intercommunication is provided with the water outlet connecting pipe on the third outlet pipe, the cover of multiunit fin equidistance respectively is established on the circumference outer wall of multiunit waste heat recovery pipe, and the mutual crisscross distribution of every group fin.

Description

Efficient boiler economizer

Technical Field

The utility model relates to the technical field of boiler waste heat recovery, in particular to a high-efficiency boiler economizer.

Background

The boiler economizer is a device which is arranged at the lower part of a flue at the tail part of a boiler and used for recovering the waste heat of exhausted smoke, the boiler feed water is heated into a heating surface of saturated water under the pressure of a steam drum, and the economizer is called as the economizer because the economizer absorbs the heat of high-temperature smoke, reduces the exhaust temperature of the smoke, saves energy and improves efficiency.

The existing boiler economizer is mostly composed of a plurality of groups of waste heat recovery pipes, and when the boiler economizer is used, the existing boiler economizer is found to have low heat recovery efficiency, is inconvenient to overhaul, influences the use effect and causes higher use limitation.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides the efficient boiler economizer which can effectively improve the waste heat recovery efficiency, enables the overhaul to be more convenient and faster, improves the use effect of equipment and reduces the use limitation.

The utility model relates to a high-efficiency boiler economizer which comprises a main shell, two groups of sealing clapboards, a plurality of groups of waste heat recovery pipes, a first water inlet pipe, a first water outlet pipe, a second water inlet pipe, a second water outlet pipe, a third water inlet pipe, a third water outlet pipe and a plurality of groups of fins, wherein the bottom end of the main shell is provided with a gas inlet, the top end of the main shell is provided with a gas outlet, the main shell is provided with two groups of sliding chutes, the two groups of sealing clapboards are detachably and slidably arranged on the main shell through matching with the sliding chutes, a sealing door is arranged at the front end of the main shell in a rotating cover manner, the two groups of sealing clapboards are correspondingly provided with a plurality of groups of mounting holes, the plurality of groups of waste heat recovery pipes are uniformly and fixedly arranged on the two groups of sealing clapboards through matching with the mounting holes, the plurality of groups of waste heat recovery pipes are evenly divided into a front row, a middle row and a rear row, and three rows, the input end and the output end of each group of waste heat recovery pipes in the front row are respectively communicated with the first water inlet pipe and the first water outlet pipe, the input and the output of middle row every group waste heat recovery pipe communicate with second inlet tube and second outlet pipe respectively, the input and the output of the every group waste heat recovery pipe of back row communicate with third inlet tube and third outlet pipe respectively, the intercommunication is provided with three first conduction pipes of group between first outlet pipe and the second inlet tube, the intercommunication is provided with three second conduction pipes of group between second outlet pipe and the third inlet tube, the intercommunication is provided with the connecting pipe that intakes on the first inlet tube, the intercommunication is provided with the water connecting pipe on the third outlet pipe, the cover that multiunit fin equidistance was respectively established on multiunit waste heat recovery pipe's circumference outer wall, and every group fin is crisscross the distribution each other.

According to the efficient boiler economizer, the rear end of the inner side of the main shell and the rear end of the sealing door are respectively provided with the sealing gasket in a connecting manner.

The utility model relates to a high-efficiency boiler economizer which further comprises four groups of vibration reduction seats, wherein the four groups of vibration reduction seats are fixedly arranged at the bottom end of the main shell.

The utility model relates to a high-efficiency boiler economizer which further comprises four groups of universal wheels, wherein the four groups of universal wheels are respectively and fixedly arranged at the bottom ends of the four groups of vibration reduction seats.

The efficient boiler economizer further comprises a hand push handle, and the hand push handle is fixedly installed at the rear end of the main shell.

The efficient boiler economizer further comprises an anti-slip handle sleeve, and the anti-slip handle sleeve is fixedly sleeved on the circumferential outer wall of the hand push handle.

According to the efficient boiler economizer, the door handle is connected and arranged at the front end of the sealing door.

According to the efficient boiler economizer, the multiple groups of waste heat recovery pipes are all made of stainless steel.

Compared with the prior art, the utility model has the beneficial effects that: at first the flue gas enters into main casing through the air inlet in, the circulating water enters into in the waste heat recovery pipe through the connecting pipe of intaking, through the flow back in waste heat recovery pipe, finally discharge by the connecting pipe of going out, the flue gas is back in the main casing, make a large amount of waste heat absorbed under the effect of fin, and take away the heat through the circulating water, make water obtain the heating, because the fin adopts the alternating expression to distribute, make the flue gas heat obtain abundant absorption, thereby can effectively improve waste heat recovery efficiency, when overhauing, can open sealing door, and slide seal baffle, the adjustment position, can overhaul, thereby can make more convenient of overhauing, improve equipment use effect, reduce and use the limitation.

Drawings

FIG. 1 is a front side schematic view of the present invention;

FIG. 2 is a schematic front side cross-sectional view of the present invention;

FIG. 3 is a schematic top side sectional view of the present invention;

FIG. 4 is a schematic view of the left side of the sealing diaphragm of the present invention;

in the drawings, the reference numbers: 1. a main housing; 2. sealing the partition plate; 3. a sealing door; 4. a waste heat recovery pipe; 5. a first water inlet pipe; 6. a first water outlet pipe; 7. a second water inlet pipe; 8. a second water outlet pipe; 9. a third water inlet pipe; 10. a third water outlet pipe; 11. a first conduction pipe; 12. a second conduction pipe; 13. a water inlet connecting pipe; 14. a water outlet connecting pipe; 15. a rib; 16. a gasket; 17. a vibration damping seat; 18. a universal wheel; 19. a hand-push handle; 20. an anti-slip handle sleeve; 21. a door handle.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

As shown in figures 1 to 4, the high-efficiency boiler economizer of the utility model comprises a main shell 1, two groups of sealing partition plates 2, a plurality of groups of waste heat recovery pipes 4, a first water inlet pipe 5, a first water outlet pipe 6, a second water inlet pipe 7, a second water outlet pipe 8, a third water inlet pipe 9, a third water outlet pipe 10 and a plurality of groups of fins 15, wherein the bottom end of the main shell 1 is provided with a gas inlet, the top end of the main shell 1 is provided with a gas outlet, the main shell 1 is provided with two groups of chutes, the two groups of sealing partition plates 2 are detachably and slidably mounted on the main shell 1 through matching with the chutes, a rotary cover at the front end of the main shell 1 is provided with a sealing door 3, the two groups of sealing partition plates 2 are correspondingly provided with a plurality of mounting holes, the plurality of groups of waste heat recovery pipes 4 are uniformly and fixedly mounted on the two groups of sealing partition plates 2 through matching with the mounting holes, and the plurality of waste heat recovery pipes 4 are evenly divided into front rows, The heat recovery system comprises a middle row and a rear row, wherein the input end and the output end of each front row of waste heat recovery pipes 4 are respectively communicated with a first water inlet pipe 5 and a first water outlet pipe 6, the input end and the output end of each middle row of waste heat recovery pipes 4 are respectively communicated with a second water inlet pipe 7 and a second water outlet pipe 8, the input end and the output end of each rear row of waste heat recovery pipes 4 are respectively communicated with a third water inlet pipe 9 and a third water outlet pipe 10, three groups of first conduction pipes 11 are communicated between the first water outlet pipe 6 and the second water inlet pipe 7, three groups of second conduction pipes 12 are communicated between the second water outlet pipe 8 and the third water inlet pipe 9, a water inlet connection pipe 13 is communicated with the first water inlet pipe 5, a water outlet connection pipe 14 is communicated with the third water outlet pipe 10, a plurality of fins 15 are respectively sleeved on the outer circumferential wall of the plurality of waste heat recovery pipes 4 at equal intervals, and the fins 15 are distributed in a staggered manner; at first the flue gas enters into main casing body 1 through the air inlet, the circulating water enters into in the waste heat recovery pipe 4 through connecting pipe 13 of intaking, after the flow in waste heat recovery pipe 4, finally discharge by water connecting pipe 14, the flue gas gets into main casing body 1 after, make a large amount of waste heat absorbed under the effect of fin 15, and take away the heat through the circulating water, make water obtain the heating, because fin 15 adopts the alternating expression to distribute, make the flue gas heat obtain abundant absorption, thereby can effectively improve waste heat recovery efficiency, when overhauing, can open sealing door 3, and slide seal baffle 2, the adjustment position, can overhaul, thereby can make overhaul more convenient, improve equipment result of use, reduce the use limitation.

According to the efficient boiler economizer, the rear end of the inner side of the main shell 1 and the rear end of the sealing door 3 are both connected with the sealing gaskets 16; through setting up sealed 16, can make the sealed baffle 2 and main casing 1 and the cooperation between the sealing door 3 inseparabler, strengthen the leakproofness of equipment, improve the reliability of using.

The utility model relates to a high-efficiency boiler economizer which also comprises four groups of vibration reduction seats 17, wherein the four groups of vibration reduction seats 17 are fixedly arranged at the bottom end of the main shell 1; through setting up damping seat 17, can effectively alleviate the influence of vibration to equipment operation, make equipment steady reliable, reduce and use the limitation.

The utility model relates to a high-efficiency boiler economizer which also comprises four groups of universal wheels 18, wherein the four groups of universal wheels 18 are respectively and fixedly arranged at the bottom ends of four groups of vibration reduction seats 17; through setting up universal wheel 18, can make the removal of equipment more laborsaving convenient with the adjustment, reduce and use the limitation.

The efficient boiler economizer further comprises a hand push handle 19, and the hand push handle 19 is fixedly arranged at the rear end of the main shell 1; through setting up hand push handle 19, can be convenient for push equipment and remove and the adjustment of position, reduce and use the limitation.

The efficient boiler economizer further comprises an anti-slip handle sleeve 20, wherein the anti-slip handle sleeve 20 is fixedly sleeved on the circumferential outer wall of the hand push handle 19; through setting up antiskid handle cover 20, can effectively prevent the condition that the hand appears skidding when promoting, improve and use the reliability.

According to the efficient boiler economizer, the front end of the sealing door 3 is connected with a door handle 21; by providing the door handle 21, the opening and closing of the sealing door 3 can be facilitated, and the use limitation can be reduced.

According to the efficient boiler economizer, the multiple groups of waste heat recovery pipes 4 are all made of stainless steel materials; through adopting stainless steel, can prevent effectively that waste heat recovery pipe 4 from rustting during the use, improve the reliability of using.

The utility model relates to a high-efficiency boiler economizer, which is characterized in that during operation, firstly, flue gas enters a main shell 1 through an air inlet, circulating water enters a waste heat recovery pipe 4 through an inlet connecting pipe 13, and flows in the waste heat recovery pipe 4 and is finally discharged through an outlet connecting pipe 14, after the flue gas enters the main shell 1, a large amount of waste heat is absorbed under the action of fins 15, and heat is taken away through the circulating water, so that water is heated, because the fins 15 are distributed in a staggered mode, the heat of the flue gas is fully absorbed, so that the waste heat recovery efficiency can be effectively improved, and during maintenance, a sealing door 3 can be opened, a sealing partition plate 2 is slid, and the position is adjusted, so that maintenance can be carried out.

The installation mode, the connection mode or the arrangement mode of the high-efficiency boiler economizer provided by the utility model are common mechanical modes, and the installation mode, the connection mode or the arrangement mode can be implemented as long as the beneficial effects of the high-efficiency boiler economizer can be achieved; those skilled in the art can install and operate the device according to the attached instructions.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make various improvements and modifications without departing from the technical principle of the present invention, and those improvements and modifications should be also considered as the protection scope of the present invention.

Claims

1. A high-efficiency boiler economizer is characterized by comprising a main shell (1), two groups of sealing partition plates (2), a plurality of groups of waste heat recovery pipes (4), a first water inlet pipe (5), a first water outlet pipe (6), a second water inlet pipe (7), a second water outlet pipe (8), a third water inlet pipe (9), a third water outlet pipe (10) and a plurality of groups of fins (15), wherein the bottom end of the main shell (1) is provided with a gas inlet and the top end of the main shell (1) is provided with a gas outlet, the main shell (1) is provided with two groups of sliding chutes, the two groups of sealing partition plates (2) are detachably and slidably mounted on the main shell (1) through matching with the sliding chutes, a sealing door (3) is mounted at the front end of the main shell (1) in a rotating way, a plurality of groups of mounting holes are correspondingly formed in the two groups of sealing partition plates (2), and the plurality of waste heat recovery pipes (4) are uniformly and fixedly mounted on the two groups of sealing partition plates (2) through matching with the mounting holes, the multiple groups of waste heat recovery pipes (4) are averagely divided into a front row, a middle row and a rear row, the input end and the output end of each group of waste heat recovery pipes (4) in the front row are respectively communicated with a first water inlet pipe (5) and a first water outlet pipe (6), the input end and the output end of each group of waste heat recovery pipes (4) in the middle row are respectively communicated with a second water inlet pipe (7) and a second water outlet pipe (8), the input end and the output end of each group of waste heat recovery pipes (4) in the rear row are respectively communicated with a third water inlet pipe (9) and a third water outlet pipe (10), three groups of first conduction pipes (11) are communicated between the first water outlet pipe (6) and the second water inlet pipe (7), three groups of second conduction pipes (12) are communicated between the second water outlet pipe (8) and the third water inlet pipe (9), a water inlet pipe (13) is communicated with the first water inlet pipe (5), and a water outlet connection pipe (14) is communicated with the third water outlet pipe (10), the multiple groups of fins (15) are respectively sleeved on the outer walls of the circumferences of the multiple groups of waste heat recovery pipes (4) at equal intervals, and the fins (15) of each group are distributed in a staggered manner.

2. A high efficiency boiler economizer as claimed in claim 1 wherein the rear end of the inside of said main housing (1) and the rear end of said sealing door (3) are provided with a gasket (16) in connection therewith.

3. The high efficiency boiler economizer of claim 2 further comprising four sets of damping seats (17), the four sets of damping seats (17) being fixedly mounted to the bottom end of the main housing (1).

4. The high-efficiency boiler economizer of claim 3, further comprising four sets of universal wheels (18), wherein the four sets of universal wheels (18) are respectively fixedly arranged at the bottom ends of the four sets of damping seats (17).

5. The high efficiency boiler economizer of claim 4, further comprising a hand push handle (19), the hand push handle (19) being fixedly installed at the rear end of the main housing (1).

6. The high-efficiency boiler economizer of claim 5, further comprising an anti-slip handle sleeve (20), wherein the anti-slip handle sleeve (20) is fixedly sleeved on the circumferential outer wall of the hand push handle (19).

7. The high efficiency boiler economizer of claim 6 wherein the front end of the sealing door (3) is connected with a door handle (21).

8. The high-efficiency boiler economizer of claim 7, wherein the groups of waste heat recovery tubes (4) are made of stainless steel.