CN217875905U

CN217875905U - Energy-saving boiler capable of efficiently recovering waste heat

Info

Publication number: CN217875905U
Application number: CN202221998359.9U
Authority: CN
Inventors: 高源�; 马毅; 李曦; 李红宝; 张晓霞; 王立峰; 连婧
Original assignee: Shanghai Electric Group Guokong Global Engineering Co ltd
Current assignee: Shanghai Electric Group Guokong Global Engineering Co ltd
Priority date: 2022-07-29
Filing date: 2022-07-29
Publication date: 2022-11-22
Anticipated expiration: 2032-07-29

Abstract

The utility model discloses an energy-saving boiler of high-efficient recovery waste heat, including the furnace body, the furnace body top is connected with the collection box through the support frame, and the collection box bottom is equipped with a plurality of backheat pipe one, and the furnace body top is equipped with a plurality of backheat pipe two, and backheat pipe one bottom is equipped with the inserted block, and backheat pipe outer wall slides and is equipped with the seal cover, and backheat pipe outer wall is equipped with threaded connection's set nut, and two outer walls of backheat pipe are equipped with sealing washer one, and the seal cover inner wall is equipped with the recess, and the collection box top is equipped with the opening, and the collection box inner wall is connected with the furnace body through the recovery pipe below the opening, and the collection box inner wall is close to opening one end and is equipped with the recovery subassembly. The utility model discloses a backheat pipe one and inserted block, can be very laborsaving the completion backheat pipe one with backheat pipe two's zonulae occludens, can avoid the flue gas to spill from the gap to avoid the heat to run off, improve the recovery efficiency to the waste heat, can preheat, keep warm to the material at the top of water storage pot, improve the result of use of boiler.

Description

Energy-saving boiler capable of efficiently recovering waste heat

Technical Field

The utility model relates to an energy-saving boiler technical field specifically is an energy-saving boiler of high-efficient recovery waste heat.

Background

The boiler is an energy conversion device, the energy input to the boiler comprises chemical energy and electric energy in fuel, and the boiler outputs steam, high-temperature water or an organic heat carrier with certain heat energy.

The boiler is a water container heated on fire, a furnace is a place where fuel is combusted, and the boiler comprises a boiler and a furnace. The operation principle of the horizontal boiler is that fuel is combusted at the bottom of the boiler, flame and smoke with heat move upwards, the heat is absorbed by a heating surface in the middle of the boiler and then is transferred to a water storage boiler at the top of the boiler, only the bottom end of the water storage boiler is in direct contact with the heat, then the smoke is discharged through a pipeline, the discharged smoke still has heat, the direct discharge can cause resource waste, the heat in the smoke can be further utilized by using a recovery device at present, the recovery device is connected with a pipeline of a boiler body through a plurality of regenerative pipes and recovery pipes, and some regenerative pipes are connected with the pipeline of the boiler body through flanges and some clamping connectors.

But current energy-conserving boiler, the junction of pipeline probably has the flue gas to reveal in the use, and the flue gas is revealed to be accompanied by the heat outflow, and the compactness of connecting is relatively poor to lead to the recovery efficiency of waste heat to become low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an energy-saving boiler of high-efficient recovery waste heat to solve the problem that proposes in the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides an energy-saving boiler of waste heat is retrieved to high efficiency, includes the furnace body, the furnace body top is connected with the collection box through the support frame, the collection box bottom is equipped with a plurality of backheat pipe one, the furnace body top is equipped with a plurality of backheat pipe two, backheat pipe one bottom is equipped with the inserted block, backheat pipe one outer wall slides and is equipped with the seal cover, backheat pipe one outer wall is equipped with threaded connection's set nut, backheat pipe two outer walls are equipped with sealing washer one, the seal cover inner wall is equipped with the recess, the collection box top is equipped with the opening, the collection box inner wall in the opening below through the collection pipe with the furnace body is connected, the collection box inner wall is close to opening one end is equipped with the recovery subassembly.

Further, the recovery assembly comprises a positioning groove, the positioning groove is formed in the inner wall of the recovery box, the positioning groove is sleeved on the outer side of the opening, a sealing plate is movably arranged at the top end of the recovery box, a positioning block matched with the positioning groove is arranged at the bottom end of the sealing plate, and a sealing ring II is arranged between the positioning groove and the positioning block.

Further, the shrouding pass through bolt two with the collection box is connected, the shrouding inner wall rotates and is equipped with the pivot, the pivot bottom extends to the inside flabellum that is equipped with of collection box strengthens the gas flow.

Further, the shrouding top is equipped with the motor, the output shaft of motor with the pivot is connected, the shrouding bottom is equipped with the filter screen, the filter screen with collection box swing joint, filter screen and collection box cooperate.

Furthermore, the first heat recovery pipe is located at the top end of the second heat recovery pipe, the recycling bin is fixed on the support frame through the first bolt, the insert block extends to the inner wall of the second heat recovery pipe, and the insert block and the first heat recovery pipe are both movably connected with the second heat recovery pipe, so that the insert block can be inserted into the second heat recovery pipe.

Furthermore, an external thread matched with the positioning nut is arranged on the outer wall of the first heat recovery pipe, the positioning nut is located at the top end of the sealing sleeve, an adjusting groove is formed in the inner wall of the positioning nut, the positioning nut is movably connected with the sealing sleeve, the first sealing ring is movably connected with the groove, and the first sealing ring can be tightly connected with the groove.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

1. the utility model discloses a set up collection box, backheat pipe two, seal cover, adjustment tank, recovery tube, sealing washer one, recess, backheat pipe one and inserted block, can be very laborsaving accomplish backheat pipe one and backheat pipe two's zonulae occludens, can avoid the flue gas to spill from the gap to avoid the heat to run off, improve the recovery efficiency to the waste heat, can preheat, keep warm to the material at the top of water storage pot, improve the result of use of boiler.

2. The utility model discloses a set up flabellum, filter screen, collection box, motor, sealing washer two, bolt two, locating piece, shrouding and pivot, can make the granule in the flue gas stay on the filter screen, be convenient for take out filter screen, flabellum and clean, avoid filter screen blocking, flabellum to become dirty, improve the stability that the boiler used.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the whole of the present invention;

FIG. 2 is a front sectional view of a portion of the present invention;

FIG. 3 is a side view of the filter screen of the present invention;

fig. 4 is an enlarged schematic view of fig. 2 a according to the present invention;

in the figure: 1. a furnace body; 2. a support frame; 3. a recycling bin; 4. a first heat return pipe; 5. a second heat return pipe; 6. inserting a block; 7. positioning a nut; 8. a first sealing ring; 9. sealing sleeves; 10. a groove; 11. an opening; 12. a recovery pipe; 13. positioning a groove; 14. closing plates; 15. positioning blocks; 16. a second sealing ring; 17. a second bolt; 18. a rotating shaft; 19. a fan blade; 20. an adjustment groove; 21. a filter screen; 22. an electric motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an energy-saving boiler for efficiently recovering waste heat comprises a boiler body 1, wherein the top end of the boiler body 1 is connected with a recovery box 3 through a support frame 2, the bottom end of the recycling box 3 is provided with a plurality of first heat return pipes 4, the top end of the furnace body 1 is provided with a plurality of second heat return pipes 5, the bottom end of the first heat recovery pipe 4 is provided with an inserting block 6, the outer wall of the first heat recovery pipe 4 is provided with a sealing sleeve 9 in a sliding manner, the outer wall of the first heat recovery pipe 4 is provided with a positioning nut 7 in threaded connection, the outer wall of the second heat recovery pipe 5 is provided with a first sealing ring 8, a groove 10 is arranged on the inner wall of the sealing sleeve 9, an opening 11 is arranged on the top of the recovery box 3, the inner wall of the recovery box 3 is connected with the furnace body 1 below the opening 11 through a recovery pipe 12, a recycling assembly is arranged at one end of the inner wall of the recycling box 3, which is close to the opening 11, the first heat recovery pipe 4 is positioned at the top end of the second heat recovery pipe 5, the recycling box 3 is fixed on the support frame 2 through a first bolt, the insert block 6 extends to the inner wall of the second heat recovery pipe 5, the inserting block 6 and the first heat recovery pipe 4 are movably connected with the second heat recovery pipe 5, the first heat recovery pipe 4 is aligned with the second heat recovery pipe 5, and the insert block 6 is inserted into the second regenerative tube 5, so that the insert block 6 can be inserted into the second regenerative tube 5, the outer wall of the first heat recovery pipe 4 is provided with an external thread matched with the positioning nut 7, the positioning nut 7 is positioned at the top end of the sealing sleeve 9, the inner wall of the positioning nut 7 is provided with an adjusting groove 20, the positioning nut 7 is movably connected with the sealing sleeve 9, the first sealing ring 8 is movably connected with the groove 10, the positioning nut 7 moves downwards to drive the sealing sleeve 9 to move downwards until the groove 10 is completely filled with the first sealing ring 8, and the first sealing ring 8 can be tightly connected with the groove 10.

The specific implementation mode is as follows: when the recycling bin is used, the recycling bin 3 is placed on the supporting frame 2, the first regenerative tube 4 is aligned with the second regenerative tube 5 in the placing process, the inserting block 6 is inserted into the second regenerative tube 5, the outer wall of the inserting block 6 is tightly connected with the inner wall of the second regenerative tube 5 until the inserting block 6 is completely inserted into the second regenerative tube 5, the recycling bin 3 is completely placed on the supporting frame 2 at the moment, the recycling bin 3 is fixed on the supporting frame 2 through the first bolt, the inner hexagonal wrench is inserted into the adjusting groove 20, the inner hexagonal wrench is rotated by taking the central shaft of the first regenerative tube 4 as a center, the inner hexagonal wrench drives the positioning nut 7 to rotate, the positioning nut 7 rotates downwards along the thread, the positioning nut 7 pushes the sealing sleeve 9 to move downwards, and in order to improve the connection tightness, the connection between the first sealing ring 8 and the groove 10 is very tight, therefore, the sealing sleeve 9 is difficult to be directly pushed to the surface of the first sealing ring 8 by hands, the positioning nut 7 moves downwards to drive the sealing sleeve 9 to move downwards until the groove 10 is completely filled with the first sealing ring 8, the first regenerative pipe 4 and the second regenerative pipe 5 can be tightly connected in a labor-saving manner, smoke can be prevented from leaking from gaps, heat loss is avoided, and the recovery efficiency of waste heat is improved.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides an energy-saving boiler of waste heat is retrieved to high efficiency, recovery unit includes constant head tank 13, constant head tank 13 is located 3 inner walls of collection box, constant head tank 13 cover is located the 11 outsides of opening, the activity of 3 tops of collection box is equipped with shrouding 14, 14 bottoms of shrouding be equipped with constant head tank 13 assorted locating piece 15, constant head tank 13 with be equipped with two 16 sealing washer between the locating piece 15, shrouding 14 through two 17 bolts with collection box 3 is connected, 14 inner walls of shrouding rotate and are equipped with

pivot

18, 18 bottoms of pivot extend to 3 inside flabellums 19 that are equipped with of collection box strengthen the gas flow, 14 tops of shrouding are equipped with motor 22, motor 22's output shaft with pivot 18 is connected, 14 bottoms of shrouding are equipped with filter screen 21, and motor 22's output shaft drives pivot 18, flabellum 19 and rotates, filter screen 21 with 3 swing joint of collection box, filter screen 21 and collection box 3 cooperate.

The specific implementation mode is as follows: during the use, the flue gas of furnace body 1 carries out in the collection box 3 through recovery tube 12, motor 22's output shaft drives pivot 18, flabellum 19 rotates, thereby flue gas moves to the left side with higher speed, when the flue gas passes through filter screen 21, granule in the flue gas is stayed on filter screen 21, make the flue gas flow to backheating pipe one 4 again after being filtered totally, long-time use flue gas can make filter screen 21 blockked up, flabellum 19 is smoked dirty, need in time clean, take out bolt two 17, upwards draw shrouding 14, shrouding 14 drives filter screen 21, flabellum 19 rebound breaks away from collection box 3, be convenient for take out filter screen 21, flabellum 19 cleans, avoid filter screen 21 to block up, flabellum 19 becomes dirty, improve the stability of boiler use, after the cleanness finishes, reset shrouding 14, locating piece 15 resets in inserting constant head tank 13, sealing washer two 16 seals between locating piece 15 and constant head tank 13, it can to turn round bolt two 17 tightly.

The utility model discloses a theory of operation:

referring to description attached drawing 1-figure 4, the utility model discloses a set up collection box 3, two 5, seal cartridges 9, adjustment tank 20, recovery tube 12, sealing washer 8, recess 10, backheat pipe 4 and inserted block 6, can be very laborsaving accomplish the zonulae occludens of backheat pipe 4 and backheat pipe two 5, can avoid the flue gas to spill from the gap to avoid the heat to run off, improve the recovery efficiency to the waste heat, can preheat the material at the top of water storage pot, keep warm, improve the result of use of boiler.

Further, refer to specification attached drawing 1-figure 3, the utility model discloses a set up flabellum 19, filter screen 21, collection box 3, motor 22, two 16, two 17, locating piece 15, shrouding 14 of bolt and pivot 18 of sealing washer, can make the granule in the flue gas be stayed on filter screen 21, be convenient for take out filter screen 21, flabellum 19 and clean, avoid filter screen 21 to block up, flabellum 19 becomes dirty, improve the stability of boiler use.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an energy-conserving boiler of high-efficient recovery waste heat, includes furnace body (1), its characterized in that: the utility model discloses a regenerative furnace, including furnace body (1), regenerator body (1), regenerative pipe (4), seal cover (9), regenerator body (1) top, regenerative pipe (4) bottom, regenerator body (1) top is equipped with a plurality of regenerative pipes two (5), regenerator pipe (4) bottom is equipped with inserted block (6), regenerator pipe (4) outer wall slides and is equipped with seal cover (9), regenerator pipe (4) outer wall is equipped with threaded connection's set nut (7), regenerator pipe two (5) outer wall is equipped with sealing washer (8), seal cover (9) inner wall is equipped with recess (10), regenerator body (3) top is equipped with opening (11), regenerator body (3) inner wall in opening (11) below pass through regenerator pipe (12) with furnace body (1) is connected, regenerator body (3) inner wall is close to opening (11) one end is equipped with the recovery subassembly.

2. The energy-saving boiler for efficiently recovering waste heat as claimed in claim 1, wherein: retrieve the subassembly and include constant head tank (13), constant head tank (13) are located collection box (3) inner wall, constant head tank (13) cover is located opening (11) outside, collection box (3) top activity is equipped with shrouding (14), shrouding (14) bottom be equipped with constant head tank (13) assorted locating piece (15), constant head tank (13) with be equipped with sealing washer two (16) between locating piece (15).

3. The energy-saving boiler for efficiently recovering waste heat according to claim 2, wherein: shrouding (14) pass through bolt two (17) with collection box (3) are connected, shrouding (14) inner wall rotates and is equipped with pivot (18), pivot (18) bottom extends to collection box (3) inside is equipped with flabellum (19).

4. The energy-saving boiler for efficiently recovering waste heat according to claim 3, wherein: shrouding (14) top is equipped with motor (22), the output shaft of motor (22) with pivot (18) are connected, shrouding (14) bottom is equipped with filter screen (21), filter screen (21) with collection box (3) swing joint.

5. The energy-saving boiler for efficiently recovering waste heat according to claim 1, wherein: the first heat recovery pipe (4) is located at the top end of the second heat recovery pipe (5), the recycling box (3) is fixed on the support frame (2) through a first bolt, the inserting block (6) extends to the inner wall of the second heat recovery pipe (5), and the inserting block (6) and the first heat recovery pipe (4) are movably connected with the second heat recovery pipe (5).

6. The energy-saving boiler for efficiently recovering waste heat according to claim 1, wherein: the outer wall of the first heat recovery pipe (4) is provided with external threads matched with the positioning nut (7), the positioning nut (7) is located at the top end of the sealing sleeve (9), the inner wall of the positioning nut (7) is provided with an adjusting groove (20), the positioning nut (7) is movably connected with the sealing sleeve (9), and the first sealing ring (8) is movably connected with the groove (10).