CN210107358U

CN210107358U - Boiler with waste heat recovery function

Info

Publication number: CN210107358U
Application number: CN201920371955.6U
Authority: CN
Inventors: 陈文顺
Original assignee: Tianjin Zheng Xin Thermal Hardware Manufacturing Co Ltd
Current assignee: Tianjin Zheng Xin Thermal Hardware Manufacturing Co Ltd
Priority date: 2019-03-22
Filing date: 2019-03-22
Publication date: 2020-02-21
Anticipated expiration: 2029-03-22

Abstract

The utility model discloses a boiler with waste heat recovery function, including ground, boiler and increase pump, the boiler is installed to one side on ground top, and the right side threaded connection of boiler has the inlet tube, be fixed with the surrounding layer through fastening bolt on the inlet tube, and the inboard of surrounding layer is pasted and is had the inner cladding, the inboard of inner cladding is pasted on the heat conduction copper sheet, and the heat conduction copper sheet parcel is at the inlet tube surface, the top threaded connection of boiler has the three-way pipe, and is linked together through right communicating pipe between the right-hand member of three-way pipe and the surrounding layer, waste heat recovery case is installed in the left side on ground top. This boiler with waste heat recovery function both can preheat the inlet tube, can carry out recycle once more to remaining heat again, has improved thermal utilization effect, avoids the heat to run off extravagantly for the device has the waste heat recovery and utilizes the function, has improved the application range of device, has practiced thrift the resource energy consumption.

Description

Boiler with waste heat recovery function

Technical Field

The utility model relates to a waste heat recovery technical field specifically is a boiler with waste heat recovery function.

Background

With the continuous development of society, the living standard of people is continuously improved, various instruments and equipment are also continuously perfected, and the boiler is more convenient to use compared with a common boiler, so that the boiler is continuously innovated and developed, the use requirements of people are basically met, and certain problems still exist.

Traditional boiler is in the course of the work, can produce steam and flue gas, these steam and flue gas temperature are higher, if direct emission, not only can cause thermal loss, it is extravagant, also can the contaminated air, consequently, waste heat recovery has been carried out to steam and flue gas in the current patent, but only preheat the boiler inlet tube with the steam and the flue gas that produce, make the temperature degree that gets into rise, this kind of method has also carried out recycle to the waste heat, still have most heat and can not be utilized, the heat utilization effect is relatively poor, partial heat is still wasted, consequently, need for a boiler that has waste heat recovery function to solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a boiler with waste heat recovery function to it is relatively poor to solve the traditional boiler heat utilization effect who provides in the above-mentioned background art, still has the extravagant problem of part heat.

In order to achieve the above object, the utility model provides a following technical scheme: a boiler with a waste heat recovery function comprises ground, a boiler and an additional pump, wherein the boiler is installed on one side of the top end of the ground, a water inlet pipe is connected to the right side of the boiler in a threaded manner, an outer cladding is fixed to the water inlet pipe through a fastening bolt, an inner cladding is pasted to the inner side of the outer cladding, the inner side of the inner cladding is pasted to a heat conduction copper sheet, the heat conduction copper sheet is wrapped on the outer surface of the water inlet pipe, a three-way pipe is connected to the top end of the boiler in a threaded manner, the right end of the three-way pipe is communicated with the outer cladding through a right communicating pipe, a waste heat recovery box is installed on the left side of the top end of the ground, the waste heat recovery box is communicated with the left end of the three-way pipe through a left communicating pipe, a heat absorption cavity is formed in the bottom end of the waste heat recovery, the top of heat conduction copper extends to the water storage and heats intracavity portion, all evenly welded have the copper sheet on the heat conduction copper of heat absorption intracavity portion, be provided with out the tobacco pipe on the left waste heat recovery case in heat absorption chamber, be provided with external inlet tube on the waste heat recovery case on water storage heating chamber right side, the welding has fixed chamber on the waste heat recovery case of water storage heating chamber left side bottom, and the inside in fixed chamber is fixed with the increase pump, be linked together through the drain pipe between increase pump and the water storage heating chamber, the left side that increases the pump is provided with the outlet pipe.

Preferably, the inside of surrounding layer is filled with rock wool, and the inner cladding comprises aluminium chlorate cellucotton.

Preferably, gaps with equal width are reserved between each copper sheet.

Preferably, the left side threaded connection of going out the tobacco pipe has external filter chamber, and the inside right side welding of external filter chamber has right filter screen, the left side of right filter screen is fixed with the cavity, and the left of cavity is provided with the absorption chamber, and is linked together through interior intubate between absorption chamber and the cavity, the inside injection in absorption chamber has the clear water, interior intubate extends to inside the clear water, there is the active carbon adsorption layer through the fix with screw on the absorption intracavity wall of clear water top, and the absorption chamber left side of active carbon adsorption layer top is provided with the export, the external filter chamber internal weld of export left side has left filter screen, the left side of external filter chamber is provided with the pipe of discharging fume.

Preferably, the volume of the clear water is larger than half of the volume of the adsorption cavity, and the size of the pore diameter on the left filter screen is smaller than that on the right filter screen.

Preferably, a blow-off pipe is arranged on the waste heat recovery tank below the external water inlet pipe, and a sealing cover is in threaded connection with the blow-off pipe.

Compared with the prior art, the beneficial effects of the utility model are that: the boiler with the waste heat recovery function discharges steam and smoke discharged by the boiler to two positions through the three-way pipe, the right communicating pipe and the left communicating pipe, so that the water inlet pipe can be preheated, and the residual heat can be recycled, the utilization effect of the heat is improved, the waste of heat loss is avoided, the device has the waste heat recovery function, the use range of the device is improved, and the resource energy consumption is saved;

simultaneously the device is through setting up external filter chamber, right filter screen, the cavity, the absorption chamber, the clear water, interior intubate, the active carbon adsorption layer, the export, left filter screen and the pipe of discharging fume, through the filtration of right filter screen, the absorption of the inside clear water of absorption chamber, and the absorption of active carbon adsorption layer, and through the last filtration of left filter screen, make the flue gas purified, make exhaust gas pollution nature low, avoid directly discharging in the atmosphere, cause the pollution to the air, play the effect of environmental protection.

Drawings

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

fig. 2 is a schematic front sectional view of the structure shown in fig. 1;

fig. 3 is a schematic front sectional view of the structure shown in fig. 1B;

FIG. 4 is a schematic top view of a partial structure of the waste heat recovery tank of the present invention;

fig. 5 is an enlarged schematic view of the structure at C of fig. 3 in the present invention.

In the figure: 1. a ground surface; 2. a boiler; 3. a water inlet pipe; 4. fastening a bolt; 5. an outer cladding; 6. an inner cladding; 7. a thermally conductive copper sheet; 8. a three-way pipe; 9. a right communicating pipe; 10. a waste heat recovery tank; 11. a left communicating pipe; 12. a heat absorption cavity; 13. a heat-conducting copper plate; 14. a copper sheet; 15. discharging the smoke tube; 16. a right filter screen; 17. a cavity; 18. an adsorption chamber; 19. clear water; 20. inserting a tube; 21. an activated carbon adsorption layer; 22. an outlet; 23. a left filter screen; 24. a smoke exhaust pipe; 25. a water storage heating cavity; 26. is externally connected with a water inlet pipe; 27. a fixed cavity; 28. adding a pump; 29. a drain pipe; 30. a water outlet pipe; 31. a blow-off pipe; 32. a filter cavity is arranged outside.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides an embodiment: a boiler with waste heat recovery function comprises a ground 1, a boiler 2 and an additional pump 28, wherein the boiler 2 is installed on one side of the top end of the ground 1, a water inlet pipe 3 is connected to the right side of the boiler 2 through threads, an outer cladding 5 is fixed on the water inlet pipe 3 through a fastening bolt 4, an inner cladding 6 is pasted on the inner side of the outer cladding 5, rock wool is filled in the outer cladding 5, the inner cladding 6 is composed of aluminum chlorate cellucotton, through the design of the outer cladding 5 and the inner cladding 6, heat entering the water inlet pipe 3 is isolated, the heat insulation effect is achieved, the preheating effect is better achieved, the inner side of the inner cladding 6 is pasted on a heat conduction copper sheet 7, the heat conduction copper sheet 7 is wrapped on the outer surface of the water inlet pipe 3, a three-way pipe 8 is connected to the top end of the boiler 2 through threads, the right end of the three-way pipe 8 is communicated with the outer cladding 5 through, and be linked together through left communicating pipe 11 between waste heat recovery case 10 and the three-way pipe 8 left end, through setting up three-way pipe 8, right communicating pipe 9 and left communicating pipe 11, arrange boiler 2 exhaust steam and flue gas to two places, both can preheat inlet tube 3, can carry out recycle once more to remaining heat again, thermal utilization effect has been improved, avoid heat to run off extravagantly, make the device have the waste heat recovery function, the application range of device has been improved, the resource energy consumption has been practiced thrift.

The bottom end in the waste heat recovery box 10 is provided with a heat absorption cavity 12, the bottom end in the heat absorption cavity 12 is equally fixed with a heat conduction copper plate 13 through screws, the top end in the waste heat recovery box 10 is provided with a water storage heating cavity 25, the top end of the heat conduction copper plate 13 extends into the water storage heating cavity 25, copper sheets 14 are evenly welded on the heat conduction copper plate 13 in the heat absorption cavity 12, equal-width gaps are reserved among the copper sheets 14, smoke entering the heat absorption cavity 12 is fully contacted with the copper sheets 14 through the equal-width gaps, so that the heat absorption effect is good, a smoke outlet pipe 15 is arranged on the waste heat recovery box 10 on the left side of the heat absorption cavity 12, an external water inlet pipe 26 is arranged on the waste heat recovery box 10 on the right side of the water storage heating cavity 25, a sewage discharge pipe 31 is arranged on the waste heat recovery box 10 below the external water inlet pipe 26, a sealing cover is connected on the sewage discharge, generally, scale deposits are left on the bottom or the inner wall of the water storage heating cavity 25, so that the interior of the water storage heating cavity 25 needs to be descaled regularly, then the scale deposits are discharged through the sewage discharge pipe 31, the sewage discharge pipe 31 is convenient to open and close through the design of the sealing cover, the fixed cavity 27 is welded on the waste heat recovery box 10 at the bottom end of the left side of the water storage heating cavity 25, the inside of the fixed cavity 27 is fixed with the increasing pump 28, the model of the increasing pump 28 is IRG, the specific structure and the working principle of the inside of the increasing pump are transparent for technicians in the field, details are not described herein, the increasing pump 28 is communicated with the water storage heating cavity 25 through the drain pipe 29, and the left side of the increasing pump 28 is.

An external filter cavity 32 is connected to the left side of the smoke outlet pipe 15 through threads, a right filter screen 16 is welded to the right side inside the external filter cavity 32, a cavity 17 is fixed to the left side of the right filter screen 16, an adsorption cavity 18 is arranged on the left side of the cavity 17, the adsorption cavity 18 is communicated with the cavity 17 through an inner insertion pipe 20, clean water 19 is injected into the adsorption cavity 18, the volume of the clean water 19 is larger than half of the volume of the adsorption cavity 18, so that the clean water 19 can absorb partial substances in smoke, the inner insertion pipe 20 extends into the clean water 19, an activated carbon adsorption layer 21 is fixed to the inner wall of the adsorption cavity 18 above the clean water 19 through screws, an outlet 22 is arranged on the left side of the adsorption cavity 18 above the activated carbon adsorption layer 21, the activated carbon adsorption layer 21 is filled with activated carbon, a fine capillary structure is arranged inside the activated carbon, so that the activated carbon has good adsorbability, a left filter screen 23 is welded inside the external filter cavity 32 above the, the size in aperture is less than the size in aperture on the right filter screen 16 on the left filter screen 23, design through right filter screen 16 and the size in aperture of left filter screen 23, make both filter effects different, the filter effect of left filter screen 23 is more superior to the filter effect of right filter screen 16, the left side of external filter chamber 32 is provided with exhaust pipe 24, filtration through right filter screen 16, the absorption of the inside clear water 19 in absorption chamber 18, and the absorption of active carbon adsorption layer 21, and through the last filtration of left filter screen 23, make the flue gas purified, make exhaust gas pollution nature low, avoid directly discharging in the atmosphere, cause the pollution to the air, play the effect of environmental protection.

The working principle is as follows: when in use, firstly, the smoke and the steam exhausted by the boiler 2 enter the three-way pipe 8, then a part of the smoke and the steam enters the inside of the outer cladding 5 through the right communicating pipe 9, contacts with the heat conduction copper sheet 7 on the outer surface of the water inlet pipe 3, is absorbed by the heat conduction copper sheet 7, is then conducted to the water inlet pipe 3, preheats the water inlet pipe 3, enables the generated heat to be better isolated by the outer cladding 5 and the inner cladding 6 through the installation of the outer cladding 5 and the inner cladding 6, realizes the heat insulation effect, then the other part of the smoke and the steam enters the heat absorption cavity 12 inside the waste heat recovery box 10 through the left communicating pipe 11, fully contacts with the copper sheet 14 on the heat conduction copper sheet 13, is fully absorbed by the heat conduction copper sheet 13 and the copper sheet 14, then is transferred to the heat conduction copper sheet 13 inside the water storage heating cavity 25, contacts with the cold water inside the, the smoke and the steam absorbed heat in the heat absorption cavity 12 enter the external filter cavity 32 through the smoke outlet pipe 15, firstly contact with the right filter screen 16, are primarily filtered by the right filter screen 16, then enter the cavity 17, enter the clean water 19 in the absorption cavity 18 through the inner insertion pipe 20, are absorbed by the clean water 19, then escape, are absorbed and purified by the activated carbon absorption layer 21, then are discharged through the outlet 22, finally are filtered again by the left filter screen 23, then are discharged through the smoke discharge pipe 24, and the operation is finished.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A boiler with waste heat recovery function, including ground (1), boiler (2) and increase pump (28), its characterized in that: the boiler is characterized in that a boiler (2) is installed on one side of the top end of the ground (1), a water inlet pipe (3) is connected to the right side of the boiler (2) in a threaded mode, an outer cladding (5) is fixed to the water inlet pipe (3) through a fastening bolt (4), an inner cladding (6) is pasted on the inner side of the outer cladding (5), the inner side of the inner cladding (6) is pasted on a heat conduction copper sheet (7), the heat conduction copper sheet (7) is wrapped on the outer surface of the water inlet pipe (3), a three-way pipe (8) is connected to the top end of the boiler (2) in a threaded mode, the right end of the three-way pipe (8) is communicated with the outer cladding (5) through a right communicating pipe (9), a waste heat recovery box (10) is installed on the left side of the top end of the ground (1), the waste heat recovery box (10) is communicated with the left end of the three-way pipe (8, and the inside bottom of the heat absorption cavity (12) is equally fixed with a heat conduction copper plate (13) through screws, the top end inside the waste heat recovery box (10) is provided with a water storage heating cavity (25), the top end of the heat conduction copper plate (13) extends to the inside of the water storage heating cavity (25), copper sheets (14) are uniformly welded on the heat conduction copper plate (13) inside the heat absorption cavity (12), the waste heat recovery box (10) on the left side of the heat absorption cavity (12) is provided with a smoke outlet pipe (15), the waste heat recovery box (10) on the right side of the water storage heating cavity (25) is provided with an external water inlet pipe (26), the waste heat recovery box (10) on the left side bottom of the water storage heating cavity (25) is welded with a fixed cavity (27), the inside of the fixed cavity (27) is fixed with an additional pump (28), the additional pump (28) is communicated with the water storage heating cavity (25, the left side of the booster pump (28) is provided with a water outlet pipe (30).

2. The boiler with waste heat recovery function according to claim 1, characterized in that: the inside of surrounding layer (5) is filled with rock wool, inner cladding (6) comprise aluminium chlorate cellucotton.

3. The boiler with waste heat recovery function according to claim 1, characterized in that: gaps with equal width are reserved between each copper sheet (14).

4. The boiler with waste heat recovery function according to claim 1, characterized in that: the left side of the smoke outlet pipe (15) is in threaded connection with an external filter cavity (32), the right side inside the external filter cavity (32) is welded with a right filter screen (16), the left side of the right filter screen (16) is fixed with a cavity (17), an adsorption cavity (18) is arranged at the left of the cavity (17), the adsorption cavity (18) is communicated with the cavity (17) through an inner insertion tube (20), clean water (19) is injected into the adsorption cavity (18), the inner inserting pipe (20) extends to the interior of the clean water (19), an active carbon adsorption layer (21) is fixed on the inner wall of the adsorption cavity (18) above the clear water (19) through screws, an outlet (22) is arranged at the left side of the adsorption cavity (18) above the activated carbon adsorption layer (21), the filter is characterized in that a left filter screen (23) is welded inside an external filter cavity (32) on the left side of the outlet (22), and a smoke exhaust pipe (24) is arranged on the left side of the external filter cavity (32).

5. The boiler with waste heat recovery function according to claim 4, characterized in that: the volume of the clear water (19) is more than half of the volume of the adsorption cavity (18), and the size of the pore diameter on the left filter screen (23) is less than that on the right filter screen (16).

6. The boiler with waste heat recovery function according to claim 1, characterized in that: a sewage discharge pipe (31) is arranged on the waste heat recovery tank (10) below the external water inlet pipe (26), and a sealing cover is connected to the sewage discharge pipe (31) in a threaded manner.