Low-nitrogen combustion device for gas-fired boiler

Abstract

The utility model belongs to the technical field of gas-fired boilers, in particular to a low-nitrogen combustion device for a gas-fired boiler, which is characterized in that one end of a heat dissipation cylinder is fixedly connected with a filter screen, one side of the filter screen is movably connected with fan blades, a rotating rod is sleeved in the fan blades, one end of the rotating rod is rotatably connected with a first motor, and the surface of the first motor is fixedly connected with a fixed block; one end of the fixing block is fixedly connected with a connecting ring located on the inner wall of the heat dissipation cylinder, the inner wall of the heat dissipation cylinder is fixedly connected with a heat dissipation block located on one side of the connecting ring, and one end of the heat dissipation block fixedly communicates with a connecting boiler. Temperature in the boiler is absorbed through the heat dissipation block so that the temperature in the boiler can not reach a peak value easily, meanwhile, the absorbed temperature is dispersed into the heat dissipation barrel through the heat dissipation block, the rotating rod is driven by the first motor to rotate, the rotating rod rotates to drive the fan blades to conduct the high temperature in the heat dissipation barrel, and the heat dissipation efficiency is improved. And therefore, the heat dissipation effect on the boiler is achieved, and the nitrogen and oxygen emission during use of the boiler is effectively reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of gas boilers, in particular to a low-nitrogen combustion device for gas boilers. Background Art

[0002] As the name suggests, a gas boiler refers to a boiler whose fuel is gas. Compared with oil boilers and electric boilers, gas boilers are the most economical, so most people choose gas boilers as boiler equipment for steam, heating, and bathing.

[0003] The prior art has the following problems:

[0004] 1. When the traditional gas boiler structure is in use, the temperature inside the boiler reaches its peak and easily produces a large amount of nitrogen oxides, resulting in the practicability of the device cannot be guaranteed.

[0005] 2. The traditional gas boiler structure cannot adjust the operating height of the boiler, resulting in the practicability of the device not being reflected. Utility Model Content

[0006] In view of the deficiencies in the prior art, the utility model provides a low-nitrogen combustion device for a gas boiler, which solves the problems raised in the background technology.

[0007] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0008] A low-nitrogen combustion device for a gas boiler, comprising a casing, a heat dissipation assembly fixedly connected to the interior of the casing, a lifting assembly fixedly connected to the bottom end of the casing, and a base fixedly connected to the bottom end of the lifting assembly, characterized in that: a heat dissipation cylinder is fixedly connected to the interior of the casing, one end of the heat dissipation cylinder is fixedly connected to a filter, one side of the filter is movably connected to a fan blade, a rotating rod is sleeved inside the fan blade, one end of the rotating rod is rotatably connected to a first motor, a fixed block is fixedly connected to the surface of the first motor, one end of the fixed block is fixedly connected to a connecting ring located on the inner wall of the heat dissipation cylinder, the inner wall of the heat dissipation cylinder is located on one side of the connecting ring and is fixedly connected to a heat dissipation block, and one end of the heat dissipation block is fixedly connected to a connection boiler.

[0009] Preferably, the lifting assembly includes a connecting seat, a movable rod, a movable block, a threaded rod and a second motor. The bottom end of the casing is fixedly connected to the connecting seat, the connecting seat is internally rotatably connected to the movable rod, one end of the movable rod is fixedly connected to the movable block, the movable block is internally threadedly connected to the threaded rod, and one end of the threaded rod is rotatably connected to the second motor.

[0010] Preferably, the first motor, the rotating rod and the fan blades are located on the same vertical line, the diameter of the fan blades is larger than the diameter of the first motor, and the diameter of the first motor is larger than the diameter of the rotating rod.

[0011] Preferably, the number of the fixing blocks is three groups, the positions of the fixing blocks are located on the same center of a circle, and the fixing blocks are distributed at equal angles on the inner side of the connecting ring.

[0012] Preferably, the number of the heat dissipation blocks is four groups, one end of the heat dissipation block is connected to the boiler, and the other end of the heat dissipation block is fixedly connected to the inner wall of the heat dissipation cylinder.

[0013] Preferably, the threads on the surface of the threaded rod are symmetrically distributed, and two groups of movable blocks are symmetrically distributed on the surface of the threaded rod.

[0014] Preferably, the second motor, the threaded rod and the movable block are located on the same vertical line, the diameter of the movable block is larger than the diameter of the second motor, and the diameter of the second motor is larger than the diameter of the threaded rod.

[0015] Compared with the prior art, the utility model provides a low-nitrogen combustion device for a gas boiler, which has the following beneficial effects:

[0016] 1. A low-nitrogen combustion device for a gas boiler absorbs the temperature in the boiler through a heat sink block so that the temperature in the boiler is not easy to reach a peak value. At the same time, the absorbed temperature is dispersed into the heat sink through the heat sink block, and then the rotating rod is driven to rotate by a first motor. The rotation of the rotating rod drives the fan blades to conduct the high temperature in the heat sink, thereby achieving a heat dissipation effect on the boiler and effectively reducing the nitrogen oxide emissions when the boiler is in use.

[0017] 2. This low-nitrogen combustion device for a gas boiler drives a threaded rod to rotate through a second motor. The rotation of the threaded rod drives two groups of movable blocks to move symmetrically. At the same time, the spacing between the movable blocks is reduced to drive the movable rod to rotate. The rotation of the movable rod drives the connecting seat to lift. The lifting of the connecting seat can control the operating height of the boiler, thereby ensuring the practicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of the heat dissipation tube and the connecting seat of the utility model;

[0020] Figure 3 This is a schematic diagram of the fan blade and rotating rod structure of the utility model;

[0021] Figure 4 This is a schematic diagram of the structure of connecting the boiler and the heat sink of the utility model;

[0022] Figure 5 This is a schematic diagram of the structure of the threaded rod and the second motor of the utility model.

[0023] In the figure: 1. casing; 2. heat dissipation assembly; 21. heat dissipation tube; 22. filter; 23. fan blades; 24. rotating rod; 25. first motor; 26. fixing block; 27. connecting ring; 28. connecting boiler; 29. ​​heat dissipation block; 3. lifting assembly; 31. connecting seat; 32. movable rod; 33. movable block; 34. threaded rod; 35. second motor; 4. base. DETAILED DESCRIPTION

[0024] 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.

[0025] See also Figure 1-5 In this embodiment: a low nitrogen combustion device for a gas boiler comprises a casing 1, a heat dissipation assembly 2 is fixedly connected inside the casing 1, a lifting assembly 3 is fixedly connected to the bottom end of the casing 1, a base 4 is fixedly connected to the bottom end of the lifting assembly 3, a heat dissipation cylinder 21 is fixedly connected inside the casing 1, a filter screen 22 is fixedly connected to one end of the heat dissipation cylinder 21, a fan blade 23 is movably connected to one side of the filter screen 22, a rotating rod 24 is sleeved inside the fan blade 23, a first motor 25 is rotatably connected to one end of the rotating rod 24, a fixed block 26 is fixedly connected to the surface of the first motor 25, a connecting ring 27 located on the inner wall of the heat dissipation cylinder 21 is fixedly connected to one end of the fixing block 26, a heat dissipation block 29 is fixedly connected to the inner wall of the heat dissipation cylinder 21 on one side of the connecting ring 27, and one end of the heat dissipation block 29 is fixedly connected to a boiler 28. By setting the heat dissipation assembly 2, the nitrogen and oxygen emissions when the boiler is in use are effectively reduced, and the practicality of the device is ensured.

[0026] In this embodiment, the lifting assembly 3 includes a connection seat 31, a movable rod 32, a movable block 33, a threaded rod 34 and a second motor 35. The bottom end of the housing 1 is fixedly connected to the connection seat 31, the movable rod 32 is rotatably connected inside the connection seat 31, one end of the movable rod 32 is fixedly connected to the movable block 33, the threaded rod 34 is threadedly connected inside the movable block 33, and one end of the threaded rod 34 is rotatably connected to the second motor 35. By setting the lifting assembly 3, it is ensured that the lifting of the connection seat 31 can achieve the effect of controlling the operating height of the boiler.

[0027] The first motor 25, the rotating rod 24 and the fan blade 23 are located on the same vertical line, the diameter of the fan blade 23 is larger than the diameter of the first motor 25, and the diameter of the first motor 25 is larger than the diameter of the rotating rod 24. It is ensured that the first motor 25 drives the rotating rod 24 to rotate, and the rotation of the rotating rod 24 drives the fan blade 23 to rotate to dissipate heat in the heat dissipation tube 21.

[0028] The number of the fixing blocks 26 is three groups, and the positions of the fixing blocks 26 are all on the same center of a circle. The fixing blocks 26 are distributed at equal angles on the inner side of the connecting ring 27, thereby ensuring the stability of the operation of the first motor 25.

[0029] There are four groups of heat sink blocks 29, one end of which is connected to the boiler 28, and the other end of which is fixedly connected to the inner wall of the heat sink 21. This ensures that the temperature in the boiler 28 does not easily reach the peak.

[0030] The threads on the surface of the threaded rod 34 are symmetrically distributed, and two groups of movable blocks 33 are symmetrically distributed on the surface of the threaded rod 34, thereby ensuring the continuity of the structure between the devices.

[0031] The second motor 35, the threaded rod 34 and the movable block 33 are located on the same vertical line, the diameter of the movable block 33 is larger than the diameter of the second motor 35, and the diameter of the second motor 35 is larger than the diameter of the threaded rod 34. It is ensured that the second motor 35 drives the threaded rod 34 to rotate, and the rotation of the threaded rod 34 drives the movable block 33 to move.

[0032] The working principle and use process of the utility model: the utility model is a low-nitrogen combustion device for a gas boiler. When it is necessary to control the generation of nitrogen oxides by the boiler during use, the temperature in the boiler is absorbed by the heat dissipation block 29 so that the temperature in the boiler is not easy to reach the peak value. At the same time, the absorbed temperature is dispersed to the heat dissipation tube 21 through the heat dissipation block 29, and then the rotating rod 24 is driven to rotate by the first motor 25. The rotation of the rotating rod 24 drives the fan blades 23 to conduct the high temperature in the heat dissipation tube 21, thereby achieving the heat dissipation effect of the boiler, effectively reducing the nitrogen oxide emission when the boiler is in use. At the same time, when it is necessary to adjust the height of the boiler, the threaded rod 34 is driven to rotate by the second motor 35. The rotation of the threaded rod 34 drives the two groups of movable blocks 33 to move symmetrically. At the same time, the spacing between the movable blocks 33 is reduced to drive the movable rod 32 to rotate. The rotation of the movable rod 32 drives the connecting seat 31 to lift. The lifting of the connecting seat 31 can achieve the control of the operating height of the boiler, ensuring the practicality of the device.

[0033] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A low-nitrogen combustion device for a gas boiler, comprising a casing (1), a heat dissipation component (2) being fixedly connected to the interior of the casing (1), a lifting component (3) being fixedly connected to the bottom end of the casing (1), and a base (4) being fixedly connected to the bottom end of the lifting component (3), wherein: A heat dissipation tube (21) is fixedly connected to the inside of the casing (1), a filter screen (22) is fixedly connected to one end of the heat dissipation tube (21), a fan blade (23) is movably connected to one side of the filter screen (22), a rotating rod (24) is sleeved inside the fan blade (23), one end of the rotating rod (24) is rotatably connected to a first motor (25), a fixed block (26) is fixedly connected to the surface of the first motor (25), one end of the fixed block (26) is fixedly connected to a connecting ring (27) located on the inner wall of the heat dissipation tube (21), a heat dissipation block (29) is fixedly connected to the inner wall of the heat dissipation tube (21) on one side of the connecting ring (27), and one end of the heat dissipation block (29) is fixedly connected to a connecting boiler (28).

2. A low nitrogen combustion device for a gas boiler according to claim 1, characterized in that: The lifting assembly (3) comprises a connecting seat (31), a movable rod (32), a movable block (33), a threaded rod (34) and a second motor (35); the bottom end of the housing (1) is fixedly connected to the connecting seat (31); the interior of the connecting seat (31) is rotatably connected to the movable rod (32); one end of the movable rod (32) is fixedly connected to the movable block (33); the interior of the movable block (33) is threadably connected to the threaded rod (34); and one end of the threaded rod (34) is rotatably connected to the second motor (35).

3. A low nitrogen combustion device for a gas boiler according to claim 1, characterized in that: The first motor (25), the rotating rod (24) and the fan blade (23) are located on the same vertical line; the diameter of the fan blade (23) is greater than the diameter of the first motor (25); and the diameter of the first motor (25) is greater than the diameter of the rotating rod (24).

4. A low nitrogen combustion device for a gas boiler according to claim 1, characterized in that: The number of the fixing blocks (26) is three groups, the positions of the fixing blocks (26) are all located on the same center of a circle, and the fixing blocks (26) are distributed at equal angles on the inner side of the connecting ring (27).

5. A low nitrogen combustion device for a gas boiler according to claim 1, characterized in that: The number of the heat dissipation blocks (29) is four groups. One end of the heat dissipation block (29) is connected to the boiler (28), and the other end of the heat dissipation block (29) is fixedly connected to the inner wall of the heat dissipation cylinder (21).

6. A low nitrogen combustion device for a gas boiler according to claim 2, characterized in that: The threads on the surface of the threaded rod (34) are symmetrically distributed, and two groups of movable blocks (33) are symmetrically distributed on the surface of the threaded rod (34).

7. A low nitrogen combustion device for a gas boiler according to claim 2, characterized in that: The second motor (35), the threaded rod (34) and the movable block (33) are located on the same vertical line; the diameter of the movable block (33) is greater than the diameter of the second motor (35); and the diameter of the second motor (35) is greater than the diameter of the threaded rod (34).

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