Oil and gas fired boiler with high safety performance

Abstract

The utility model belongs to the technical field of oil-fired and gas-fired boilers, and particularly relates to an oil-fired and gas-fired boiler with high safety performance, which comprises a boiler body, the lower end of the boiler body is fixedly connected with a support, the lower end of the support is fixedly connected with a base, and the upper end of the boiler body is fixedly connected with a water outlet pipe. An exhaust pipe is fixedly connected to the upper end of the furnace body and located on the right side of the water outlet pipe, a filter box is fixedly connected to the upper end of the furnace body and located on the left side of the water outlet pipe, and a filter screen is fixedly connected into the filter box. By arranging the limiting sleeve, the fixing block and other components, the connecting pipe can be limited when the connecting pipe and the fixing pipe are connected in an inserted mode, the connecting pipe and the fixing pipe are connected in an inserted mode stably, and therefore gas leakage is avoided, safety of a boiler body can be effectively improved, and the problems that an oil and gas fired boiler is not high in safety and prone to damage are solved. And gas is easy to leak during use.

Description

Technical Field

[0001] The utility model relates to the technical field of oil-fired and gas-fired boilers, in particular to an oil-fired and gas-fired boiler with high safety performance. Background Art

[0002] The working principle of oil and gas boilers is similar. They both generate heat by burning fuel and then transfer the heat to water or other heat media to provide heating or hot water. These boilers usually have a combustion chamber and a heat exchanger. The fuel burns in the combustion chamber to release heat energy, which is then discharged from the chimney through the flue gas, and the heat energy is transferred to water or heat media. According to the utility model with patent authorization announcement number CN203823726U, a gas-fired oil-fired boiler is disclosed, wherein the furnace is a corrugated furnace, the wave crest is a part of a sine curve, the bottom surface of the wave trough is a plane, and the wave trough is much wider than the wave crest, a refractory layer that can cover the wave crest and trough is fixed on the inner wall of the furnace, and a plurality of heat transfer needles that penetrate the refractory layer are fixed on the inner wall of the furnace at the wave trough; a heat-absorbing medium sleeve is provided on the wall of the exhaust box, the upper end hot heat-absorbing medium outlet of the heat-absorbing medium sleeve is connected to the boiler shell, and the lower end cold heat-absorbing medium inlet is connected to the heat-absorbing medium port set on the boiler shell wall; a plurality of heat-absorbing medium pipes that are connected to the heat-absorbing medium sleeve and tilted upward in the direction of the hot heat-absorbing medium outlet are fixed in the exhaust box. The utility model has high heat conversion efficiency and high heat exchange efficiency, so that it maintains the highest thermal efficiency, high total thermal efficiency, saves energy, reduces environmental pollution, and has a simple structure, relatively low cost, and long service life. However, the safety of oil-fired gas boilers is not high, and the gas is easy to leak during use, and the air intake pipe is easy to be blocked. Utility Model Content

[0003] The utility model aims to provide an oil and gas boiler with high safety performance, which solves the problem.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a fuel oil and gas boiler with high safety performance, comprising a furnace body, a bracket fixedly connected to the lower end of the furnace body, a base fixedly connected to the lower end of the bracket, a water outlet pipe fixedly connected to the upper end of the furnace body, an exhaust pipe fixedly connected to the upper end of the furnace body and located on the right side of the water outlet pipe, a filter box fixedly connected to the upper end of the furnace body and located on the left side of the water outlet pipe, a filter screen fixedly connected to the interior of the filter box, an air inlet pipe fixedly connected to the upper end of the filter box, a motor fixedly installed on the left end of the filter box, and the output end of the motor is rotatably connected to the filter box. The interior of the filter box is connected with a threaded rod through a bearing, the output end of the motor is fixedly connected to the threaded rod, the interior of the filter box is slidably connected with a mounting block, the mounting block is threadedly connected to the threaded rod, the interior of the mounting block is slidably connected with a sliding rod, the lower end of the sliding rod is fixedly connected with a scraper, the scraper is in contact with the filter, a spring is arranged inside the mounting block, a burner is arranged on the left side of the furnace body, a fixing pipe is fixedly connected to the front of the burner, a connecting pipe is plugged into the outer side of the fixing pipe, the front of the burner contacts a limiting sleeve, and the front of the burner is fixedly connected with a fixing block.

[0005] Preferably, a limiting ring is fixedly connected inside the mounting block, and the limiting ring is slidably connected to the sliding rod. The limiting ring can limit the sliding rod through the design of the limiting ring.

[0006] Preferably, one end of the spring contacts the slide bar, and the other end of the spring contacts the slide bar. The design of the spring can drive the scraper to fit the filter screen.

[0007] Preferably, a guide rod is fixedly connected to the interior of the filter box, and the guide rod is slidably sleeved with the mounting block. The design of the guide rod can guide the mounting block.

[0008] Preferably, the limiting sleeve is rotatably connected to the fixed pipe, and the limiting sleeve is threadedly connected to the connecting pipe. The limiting sleeve can play a limiting role on the connecting pipe through the design of the limiting sleeve.

[0009] Preferably, a first annular groove is provided inside the limiting sleeve, a fixed block is slidably connected inside the first annular groove, a second annular groove is provided inside the fixed block, a protrusion is fixedly connected inside the limiting sleeve, and a protrusion is slidably connected inside the second annular groove. The limiting sleeve can be limited by the design of the fixed block.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0011] 1. The utility model provides a limiting sleeve, a fixing block and other components to limit the connecting pipe when the connecting pipe is plugged into the fixed pipe, so that the connection between the connecting pipe and the fixed pipe remains stable, thereby avoiding gas leakage, effectively improving the safety of the furnace body, and solving the problem that the safety of oil and gas boilers is not high and gas is easy to leak during use.

[0012] 2. The utility model can filter the atmosphere entering the air intake pipe by providing a filter box and a filter screen, and can avoid the accumulation of impurities on the filter screen in the filter box by providing components such as a motor and a scraper, thereby reducing the phenomenon of reduced air intake of the air intake pipe and solving the problem that the air intake pipe of the oil and gas boiler is easily blocked. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0014] Figure 2 For the utility model Figure 1 A front cross-sectional view of

[0015] Figure 3 For the utility model Figure 2 A partial structure enlarged front view and cross-sectional view;

[0016] Figure 4 For the utility model Figure 1 A side cross-sectional view of

[0017] Figure 5 For the utility model Figure 3 A magnified view of the structure of part A;

[0018] Figure 6 For the utility model Figure 4 Enlarged view of the structure of part B in .

[0019] In the figure: 1. furnace body; 11. bracket; 12. base; 13. water outlet pipe; 14. exhaust pipe; 2. filter box; 21. filter screen; 22. air inlet pipe; 3. motor; 31. threaded rod; 32. mounting block; 33. slide rod; 34. limit ring; 35. scraper; 36. spring; 37. guide rod; 4. burner; 41. fixed pipe; 42. connecting pipe; 5. limit sleeve; 51. fixed block; 52. first ring groove; 53. second ring groove; 54. protrusion. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-6 A fuel and gas boiler with high safety performance includes a furnace body 1, a bracket 11 is fixedly connected to the lower end of the furnace body 1, a base 12 is fixedly connected to the lower end of the bracket 11, a water outlet pipe 13 is fixedly connected to the upper end of the furnace body 1, an exhaust pipe 14 is fixedly connected to the upper end of the furnace body 1 and located on the right side of the water outlet pipe 13, a filter box 2 is fixedly connected to the upper end of the furnace body 1 and located on the left side of the water outlet pipe 13, a filter screen 21 is fixedly connected inside the filter box 2, an air intake pipe 22 is fixedly connected to the upper end of the filter box 2, a motor 3 is fixedly installed on the left end of the filter box 2, the output end of the motor 3 is rotatably connected to the filter box 2, a threaded rod 31 is connected to the inside of the filter box 2 through a bearing, the output end of the motor 3 is fixedly connected to the threaded rod 31, a mounting block 32 is slidably connected to the inside of the filter box 2, and the mounting block 32 is threadedly connected to the threaded rod 31.

[0022] See also Figure 2-6 The interior of the mounting block 32 is slidably connected with a slide rod 33, and the interior of the mounting block 32 is fixedly connected with a limiting ring 34. The limiting ring 34 is slidably connected to the slide rod 33. Through the design of the limiting ring 34, the slide rod 33 can be limited. The lower end of the slide rod 33 is fixedly connected with a scraper 35, and the scraper 35 contacts the filter screen 21. A spring 36 is arranged inside the mounting block 32, one end of the spring 36 contacts the slide rod 33, and the other end of the spring 36 contacts the slide rod 33. Through the design of the spring 36, the scraper 35 can be driven to fit the filter screen 21. A guide rod 37 is fixedly connected to the interior of the filter box 2, and the guide rod 37 is slidably sleeved with the mounting block 32. Through the design of the guide rod 37, the mounting block 32 can be guided.

[0023] See also Figure 2-6A burner 4 is arranged on the left side of the furnace body 1, and a fixing pipe 41 is fixedly connected to the front of the burner 4, and a connecting pipe 42 is plugged into the outer side of the fixing pipe 41, and the front of the burner 4 contacts a limiting sleeve 5, and the limiting sleeve 5 is rotatably connected to the fixing pipe 41, and the limiting sleeve 5 is threadedly connected to the connecting pipe 42. Through the design of the limiting sleeve 5, the connecting pipe 42 can be limited, and a fixing block 51 is fixedly connected to the front of the burner 4, and a first annular groove 52 is provided inside the limiting sleeve 5, and the fixing block 51 is slidably connected inside the first annular groove 52, and a second annular groove 53 is provided inside the fixing block 51, and a convex block 54 is fixedly connected inside the limiting sleeve 5, and a convex block 54 is slidably connected inside the second annular groove 53. Through the design of the fixing block 51, the limiting sleeve 5 can be limited.

[0024] The specific implementation process of the utility model is as follows: when in use, the connecting pipe 42 is plugged into the fixed pipe 41, and then the limiting sleeve 5 is rotated to rotate on the fixed block 51, and the limiting sleeve 5 and the connecting pipe 42 are threaded, so that the limiting sleeve 5 has a limiting effect on the connecting pipe 42, so that the plugging of the connecting pipe 42 and the fixed pipe 41 remains stable, thereby avoiding the phenomenon of gas leakage between the connecting pipe 42 and the fixed pipe 41;

[0025] When the furnace body 1 is running, the air inlet pipe 22 carries out airflow, so that the filter screen 21 filters it, and then the motor 3 is started, so that the output end of the motor 3 drives the threaded rod 31 to rotate, so that the threaded rod 31 and the mounting block 32 have a threaded motion, so that the mounting block 32 moves on the threaded rod 31, so that the mounting block 32 drives the sliding rod 33 to move, and the sliding rod 33 drives the scraper 35 to move, so that the scraper 35 scrapes the filter screen 21, which can effectively prevent the filter screen 21 from being blocked and avoid the blockage of the air inlet pipe 22.

[0026] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A fuel oil and gas boiler with high safety performance, comprising a furnace body (1), characterized in that: The lower end of the furnace body (1) is fixedly connected to a bracket (11), the lower end of the bracket (11) is fixedly connected to a base (12), the upper end of the furnace body (1) is fixedly connected to a water outlet pipe (13), the upper end of the furnace body (1) and located on the right side of the water outlet pipe (13) is fixedly connected to an exhaust pipe (14), the upper end of the furnace body (1) and located on the left side of the water outlet pipe (13) is fixedly connected to a filter box (2), the interior of the filter box (2) is fixedly connected to a filter screen (21), the upper end of the filter box (2) is fixedly connected to an air intake pipe (22), the left end of the filter box (2) is fixedly mounted with a motor (3), the output end of the motor (3) is rotatably connected to the filter box (2), the interior of the filter box (2) is connected to a threaded rod (31) via a bearing, and the motor (3) ) is fixedly connected to the threaded rod (31); a mounting block (32) is slidably connected inside the filter box (2); the mounting block (32) is threadably connected to the threaded rod (31); a sliding rod (33) is slidably connected inside the mounting block (32); a scraper (35) is fixedly connected to the lower end of the sliding rod (33); the scraper (35) is in contact with the filter screen (21); a spring (36) is arranged inside the mounting block (32); a burner (4) is arranged on the left side of the furnace body (1); a fixing pipe (41) is fixedly connected to the front of the burner (4); a connecting pipe (42) is plugged into the outer side of the fixing pipe (41); the front of the burner (4) contacts the limiting sleeve (5); and the front of the burner (4) is fixedly connected to the fixing block (51).

2. The oil and gas boiler with high safety performance according to claim 1 is characterized by: A limiting ring (34) is fixedly connected inside the mounting block (32), and the limiting ring (34) is slidably connected to the sliding rod (33).

3. The oil and gas boiler with high safety performance according to claim 1 is characterized by: One end of the spring (36) contacts the slide bar (33), and the other end of the spring (36) contacts the slide bar (33).

4. The oil and gas boiler with high safety performance according to claim 1 is characterized by: A guide rod (37) is fixedly connected to the interior of the filter box (2), and the guide rod (37) is slidably sleeved with the mounting block (32).

5. The oil and gas boiler with high safety performance according to claim 1 is characterized by: The limiting sleeve (5) is rotatably connected to the fixing pipe (41), and the limiting sleeve (5) is threadably connected to the connecting pipe (42).

6. The oil and gas boiler with high safety performance according to claim 1, characterized in that: The limiting sleeve (5) has a first annular groove (52) formed inside, a fixing block (51) is slidably connected inside the first annular groove (52), a second annular groove (53) is formed inside the fixing block (51), a convex block (54) is fixedly connected inside the limiting sleeve (5), and a convex block (54) is slidably connected inside the second annular groove (53).

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