CN219640215U

CN219640215U - Steam generator of gas boiler

Info

Publication number: CN219640215U
Application number: CN202321035659.1U
Authority: CN
Inventors: 刘家祺
Original assignee: Shandong Wali Energy Saving Technology Co ltd
Current assignee: Shandong Wali Energy Saving Technology Co ltd
Priority date: 2023-05-04
Filing date: 2023-05-04
Publication date: 2023-09-05
Anticipated expiration: 2033-05-04

Abstract

The utility model discloses a gas boiler steam generator which comprises a shell, wherein the top end of the shell is of an open design, the top end of the shell is fixedly connected with a top cover, a steam exhaust pipe is fixed in the middle of the top cover, a partition plate is fixed at the bottom end inside the shell, a combustion chamber is arranged below the partition plate, a burner is fixed at the bottom wall inside the combustion chamber, an opening is formed in the middle of the partition plate, and a step is formed in the top end of the opening. The utility model is provided with the shell, the water tank, the top cover, the burner, the smoke outlet, the smoke exhaust pipe, the spiral pipe and the middle pipe, the spiral pipe is positioned in the smoke exhaust pipe, the waste heat of the exhaust smoke is utilized to preheat the added water, the heat utilization rate of the steam generator is improved, the smoke exhaust pipe and the smoke outlet can be disassembled, the spiral pipe can be disassembled after the smoke exhaust pipe is disassembled, the spiral pipe is convenient to replace, and the situation that the heat exchange effect is poor due to scaling in the spiral pipe is avoided.

Description

Steam generator of gas boiler

Technical Field

The utility model relates to the technical field of steam generators, in particular to a gas boiler steam generator.

Background

The steam generator is energy conversion equipment, is novel energy-saving and environment-friendly heat energy equipment for replacing a traditional steam boiler, compared with the steam boiler, the steam generator does not need to report and check, does not belong to special equipment, is low-nitrogen and environment-friendly, accords with the national environment-friendly policy, and is key to saving fuel gas and money, and the steam can be generated by heating the fuel gas steam generator for 1-3 minutes.

The inner container of the existing gas steam generator for filling water is fixed inside the shell, and along with the use of the steam generator, scales can be formed on the inner wall of the inner container, and the scales can seriously influence the heating of the inner container, so that the efficiency of the steam generator is reduced. Secondly, in order to fully utilize the waste heat of the flue gas generated by the combustion of the steam generator, a preheating water tank is usually added, and then a flue gas pipe penetrates through the preheating water tank, but the contact area between the flue gas pipe and water in the preheating water tank is usually limited, the heat exchange efficiency is required to be further improved, and the inner wall of the preheating water tank is inconvenient to clean and needs to be further improved under the structure.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a steam generator of a gas boiler.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a gas boiler steam generator, includes the casing, the casing top is open design, and casing top fixedly connected with top cap, the top cap middle part is fixed with the steam exhaust pipe, the inside bottom mounting of casing has the baffle, the baffle below is the combustion chamber, the diapire is fixed with the combustor in the combustion chamber, the opening has been seted up at the baffle middle part, and the step has been seted up on the opening top, the water tank has been placed to the inside water tank of step, and the water tank top is open design, the exhaust port has been seted up on one side of the combustion chamber, the exhaust port is located the outside fixed surface of casing and is had the exhaust pipe, the inside spiral pipe that is used for adding water that is equipped with of exhaust pipe, water tank lateral wall top just is close to exhaust port one side and is fixed with the water inlet pipe.

Further, the flange is fixed to the top end of the shell, and the flange is fixedly connected with the top cover through bolts, so that the top cover and the shell can be disassembled, and the water tank can be directly taken out of the shell after the top cover is disassembled.

Further, an annular groove is formed in the top end of the side wall of the water tank, a sealing ring is clamped in the annular groove, and the sealing ring is tightly attached to the lower surface of the top cover. The sealing performance between the top cover and the water tank can be improved through the sealing ring, so that generated steam can only be discharged from the steam discharge pipe.

Further, a middle pipe is fixed inside the shell and on one side close to the smoke outlet, the bottom end of the middle pipe is fixedly connected with the spiral pipe through a flange, an internal thread connecting sleeve is sleeved on the surface of the top end of the middle pipe in a sliding mode, threads matched with the internal thread connecting sleeve are arranged on the surface of the water inlet pipe, the internal thread connecting sleeve is rotationally connected with the water inlet pipe, and the smoke outlet pipe is fixedly connected with the smoke outlet through a bolt. So that the water added from the spiral pipe can enter the water tank through the middle pipe and the water inlet pipe, and the water in the spiral pipe can be preheated by the heat of the smoke exhaust pipe.

Further, the outer surface of the smoke exhaust pipe is fixedly sleeved with a heat preservation sleeve. The heat of the smoke exhaust pipe can be ensured not to be lost through the heat preservation sleeve.

Furthermore, an access window is formed in the side wall of the combustion chamber, and an access cover is fixedly connected to the inside of the access window through bolts. The burner can be overhauled through the overhauling window.

Furthermore, universal wheels are fixed at four corners of the lower surface of the shell. The steam generator can be moved by means of a universal wheel.

The utility model has the beneficial effects that:

1. when the steam generator is used, the shell, the water tank, the top cover, the burner, the smoke outlet, the smoke exhaust pipe, the spiral pipe and the middle pipe are arranged, the spiral pipe is positioned in the smoke exhaust pipe, the waste heat of the exhaust smoke is utilized to preheat the added water, the heat utilization rate of the steam generator is improved, the smoke exhaust pipe and the smoke outlet can be disassembled, the spiral pipe can be disassembled after the smoke exhaust pipe is disassembled, the spiral pipe is convenient to replace, and the situation that the heat exchange effect is poor due to scaling in the spiral pipe is avoided.

2. When the water tank is used, the shell, the water tank and the top cover are arranged, the top cover and the shell can be disassembled, the water tank is directly placed on the surface of the partition plate at the bottom end inside the shell, and after the top cover is opened, the water tank in the shell can be directly taken out, so that the inner wall of the water tank is conveniently cleaned, and the heat conduction effect of the water tank is ensured.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a front cross-sectional view of the present utility model;

fig. 3 is an enlarged view at a in fig. 2.

Legend description:

1. a housing; 2. a partition plate; 3. a step; 4. a water tank; 5. a top cover; 6. a steam exhaust pipe; 7. flanging; 8. an annular groove; 9. a seal ring; 10. a combustion chamber; 11. a burner; 12. a smoke outlet; 13. a smoke exhaust pipe; 14. a spiral tube; 15. a middle tube; 16. a water inlet pipe; 17. an internal thread connecting sleeve; 18. a thermal insulation sleeve; 19. a universal wheel; 20. and (5) an access cover.

Detailed Description

As shown in fig. 1-3, relate to a gas boiler steam generator, including casing 1, casing 1 top is open design, and casing 1 top fixedly connected with top cap 5, top cap 5 middle part is fixed with the steam exhaust pipe 6, casing 1 inside bottom mounting has baffle 2, the baffle 2 below is combustion chamber 10, the inner bottom wall of combustion chamber 10 is fixed with combustor 11, the opening has been seted up at baffle 2 middle part, and the step 3 has been seted up on the opening top, the water tank 4 has been placed to the inside step 3, and the water tank 4 top is open design, exhaust port 12 has been seted up on one side of combustion chamber 10, the surface mounting of exhaust port 12 outside being located casing 1 has fume pipe 13, fume pipe 13 inside is equipped with the spiral pipe 14 that is used for adding water, water tank 4 lateral wall top and be close to exhaust port 12 one side are fixed with water inlet pipe 16. The spiral tube 14 is arranged in the smoke exhaust tube 13, so that the contact area between water and smoke in the spiral tube 14 can be increased, and the water in the spiral tube 14 can be heated with maximum efficiency by the waste heat of the smoke.

As shown in fig. 2, a flange 7 is fixed at the top end of the housing 1, and the flange 7 is fixedly connected with the top cover 5 through bolts. Therefore, the top cover 5 can be detached from the flanging 7, and after the top cover 5 is detached, the water tank 4 can be directly taken out from the shell 1, so that the inner wall of the water tank 4 is cleaned conveniently. An annular groove 8 is formed in the top end of the side wall of the water tank 4, a sealing ring 9 is clamped in the annular groove 8, and the sealing ring 9 is tightly attached to the lower surface of the top cover 5. The sealing ring 9 improves the tightness between the water tank 4 and the top cover 5, so that the steam generated in the water tank 4 can only be discharged from the steam discharge pipe 6.

As shown in fig. 2 and 3, a middle pipe 15 is fixed inside the casing 1 and at one side close to the smoke outlet 12, the bottom end of the middle pipe 15 is fixedly connected with the spiral pipe 14 through a flange, an internal thread connecting sleeve 17 is sleeved on the surface of the top end of the middle pipe 15 in a sliding manner, threads matched with the internal thread connecting sleeve 17 are arranged on the surface of the water inlet pipe 16, the internal thread connecting sleeve 17 is rotationally connected with the water inlet pipe 16, and the smoke outlet 13 is fixedly connected with the smoke outlet 12 through bolts. The outer surface of the smoke exhaust pipe 13 is fixedly sleeved with a heat preservation sleeve 18. The intermediate pipe 15 is used for butt joint of the spiral pipe 14 and the water inlet pipe 16, so that the water heated in the spiral pipe 14 can be added into the water tank 4, and the added water can be evaporated more quickly.

As shown in fig. 1 and 2, an access window is opened at a sidewall of the combustion chamber 10, and an access cover 20 is fixedly connected to the inside of the access window through bolts. The burner 11 can be serviced by opening the access cover 20. Universal wheels 19 are fixed at four corners of the lower surface of the shell 1. The movement of the steam generator is facilitated by means of universal wheels 19.

When in use, the utility model is characterized in that: after the burner 11 is ignited, the water in the water tank 4 can be heated, and the steam generated by heating can be directly discharged from the steam discharge pipe 6. And the end of the spiral pipe 14 outside the shell 1 is connected with a water pump, and when the water pump sends water into the spiral pipe 14, the flue gas in the smoke exhaust pipe 13 can preheat the water in the spiral pipe 14 at the moment, so that the hot water enters the water tank 4 and is more easily heated to evaporate. If the spiral pipe 14 needs to be replaced, the smoke exhaust pipe 13 is detached from the smoke exhaust port 12, so that the spiral pipe 14 is exposed, and then the spiral pipe 14 is detached from the bottom end of the middle pipe 15. In addition, the top cover 5 can be disassembled, and then the water tank 4 is directly taken out from the shell 1, so that the scale on the inner wall of the water tank 4 is conveniently cleaned.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims

1. A gas boiler steam generator, characterized in that: including casing (1), casing (1) top is uncovered design, and casing (1) top fixedly connected with top cap (5), top cap (5) middle part is fixed with exhaust pipe (6), casing (1) inside bottom mounting has baffle (2), baffle (2) below is combustion chamber (10), wall is fixed with combustor (11) in combustion chamber (10), the opening has been seted up at baffle (2) middle part, and step (3) have been seted up on the opening top, water tank (4) have been placed to step (3) inside, and water tank (4) top is uncovered design, exhaust port (12) have been seted up to combustion chamber (10) one side, exhaust port (12) are located the outside fixed surface of casing (1) and have exhaust pipe (13), exhaust pipe (13) inside are equipped with spiral pipe (14) that are used for adding water, water tank (4) lateral wall top just is close to exhaust port (12) one side and are fixed with into water pipe (16).

2. A gas boiler steam generator according to claim 1, characterized in that: the top end of the shell (1) is fixedly provided with a flanging (7), and the flanging (7) is fixedly connected with the top cover (5) through bolts.

3. A gas boiler steam generator according to claim 1, characterized in that: an annular groove (8) is formed in the top end of the side wall of the water tank (4), a sealing ring (9) is clamped in the annular groove (8), and the sealing ring (9) is tightly attached to the lower surface of the top cover (5).

4. A gas boiler steam generator according to claim 1, characterized in that: the novel smoke exhaust device is characterized in that a middle pipe (15) is fixed inside the shell (1) and close to one side of the smoke exhaust port (12), the bottom end of the middle pipe (15) is fixedly connected with the spiral pipe (14) through a flange, an internal thread connecting sleeve (17) is sleeved on the surface of the top end of the middle pipe (15) in a sliding mode, threads matched with the internal thread connecting sleeve (17) are arranged on the surface of the water inlet pipe (16), the internal thread connecting sleeve (17) is rotationally connected with the water inlet pipe (16), and the smoke exhaust pipe (13) is fixedly connected with the smoke exhaust port (12) through bolts.

5. A gas boiler steam generator according to claim 4, wherein: the outer surface of the smoke exhaust pipe (13) is fixedly sleeved with a heat preservation sleeve (18).

6. A gas boiler steam generator according to claim 1, characterized in that: an access window is formed in the side wall of the combustion chamber (10), and an access cover (20) is fixedly connected to the inside of the access window through bolts.

7. A gas boiler steam generator according to claim 1, characterized in that: universal wheels (19) are fixed at four corners of the lower surface of the shell (1).