Hot air type low-nitrogen burner for gas-fired boiler

Abstract

The utility model relates to the technical field of gas-fired boilers, in particular to a hot air type low-nitrogen burner for a gas-fired boiler, which is characterized in that moving wheels are arranged on the lower surface of a bottom plate, a lifting column is arranged on the lower surface of a top plate, and a support frame is arranged on the lower surface of a burner body; the hot air type low-nitrogen combustor for the gas-fired boiler has the beneficial effects that a combustor body is placed on the upper surface of the top plate, a plate at the lower end of a supporting frame is inserted into a limiting plate, then the combustor body is moved to the position nearby the gas-fired boiler through moving wheels on the lower surface of the bottom plate to be installed, a motor is started, and the combustor body is placed on the upper surface of the top plate; the motor drives the transmission wheel to rotate, the transmission wheel drives the driven wheel and the gear to rotate through the belt, the gear drives the top plate to move up and down through meshing transmission with the tooth groove, when the burner body ascends and descends to the corresponding position along with the top plate, the motor is turned off, and then the burner body can be installed on the gas-fired boiler. Time and labor are saved.

Description

Technical Field

[0001] The utility model relates to the field of gas boilers, in particular to a hot air type low-nitrogen burner used for gas boilers. Background Art

[0002] Gas boilers include gas-fired water boilers, gas-fired hot water boilers, gas-fired steam boilers, etc. Gas boilers, as the name implies, refer to boilers whose fuel is gas. Gas boilers are generally equipped with hot air type low-nitrogen burners, which are equipment that can provide more efficient thermal energy for boilers.

[0003] In the prior art, a hot air type low nitrogen burner is a traditional burner that is equipped with a blower, an induced draft fan, a frequency converter, a control valve and multiple circuits to integrate clean energy and the burner. The hot air type low nitrogen burner is generally fixed to the front surface of the gas boiler by screws.

[0004] However, when installing and fixing the traditional hot air type low nitrogen burner, it is generally necessary to first transport the hot air type low nitrogen burner to the vicinity of the gas boiler, and then lift the hot air type low nitrogen burner to the corresponding position for installation and fixation through a lifting mechanism or manually. This process of first transporting and then lifting and installing is relatively cumbersome, time-consuming, labor-intensive, and inefficient. Therefore, the utility model proposes a hot air type low nitrogen burner for a gas boiler to solve the above problems. Utility Model Content

[0005] The utility model aims to provide a hot air type low nitrogen burner for a gas boiler to solve the problems raised in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical solution: a hot air type low nitrogen burner for a gas boiler, the hot air type low nitrogen burner for a gas boiler comprising: a bottom plate, moving wheels are arranged at the four corners of the lower surface of the bottom plate, sleeves are arranged at the four corners of the upper surface of the bottom plate, tooth columns are arranged on both sides of the upper surface of the bottom plate, tooth grooves are opened on the front surface of the tooth columns, and a top plate is arranged on the upper part of the bottom plate;

[0007] A top plate, a limit plate is arranged at the front end of the upper surface of the top plate, a burner body is arranged on the upper surface of the top plate, a support frame is arranged on the lower surface of the front end of the burner body, fixed plates are arranged on both sides of the lower surface of the top plate, a motor is arranged on the upper side of the inner surface of the fixed plate, a transmission wheel is arranged at the end of the motor, a connecting rod is arranged at the lower end of the fixed plate, gears are arranged at both ends of the connecting rod, a driven wheel is arranged on the outer surface of the gear, belts are arranged on the surfaces of the driven wheel and the transmission wheel, and lifting columns are arranged at the four corners of the lower surface of the top plate.

[0008] Preferably, the bottom plate is in a plate-like structure, the moving wheel is rotatably connected to the lower surface of the bottom plate, and the sleeve is fixedly connected to the four corners of the upper surface of the bottom plate.

[0009] Preferably, the tooth column is fixedly connected to both sides of the upper surface of the bottom plate, the tooth column is a cylindrical structure, and the tooth groove opened on the front surface of the tooth column is a columnar structure.

[0010] Preferably, the top plate is a plate-shaped structure, the lifting columns are fixedly connected to the four corners of the lower surface of the top plate, the lifting columns are arranged in a sleeve, the lifting columns are slidably connected to the sleeve, and the limit plate is fixedly connected to the front end of the upper surface of the top plate.

[0011] Preferably, the support frame is fixedly connected to the lower surface of the front end of the burner body, and the support frame is a plate-like structure.

[0012] Preferably, the fixing plate is fixedly connected to both sides of the lower surface of the top plate, the motor is fixedly connected to the upper side of the inner surface of the fixing plate, and the transmission wheel is fixedly connected to the end of the motor.

[0013] Preferably, the connecting rod is rotatably connected to the lower end of the fixed plate, the gears are fixedly connected to both ends of the connecting rod, the driven wheel is fixedly connected to the outer surface of the gear, and the driven wheel is transmission-connected to the transmission wheel through a belt.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The utility model discloses a hot air type low nitrogen burner for a gas boiler. When the burner body is to be transported to the vicinity of the gas boiler, the burner body is first placed on the upper surface of the top plate, and the plate at the lower end of the support frame is inserted into the limit plate. Then, the burner body is moved to the vicinity of the gas boiler for installation through the moving wheels on the lower surface of the bottom plate. The motor is started, and the motor drives the transmission wheel to rotate. The transmission wheel drives the driven wheel and the gear to rotate through the belt. The gear drives the top plate to move up and down by meshing with the tooth groove. When the burner body is lifted to the corresponding position with the top plate, the motor is turned off, and then the burner body can be installed on the gas boiler. This operation method is convenient for transporting the burner body and can also directly lift and adjust the burner body for installation. It is simpler and faster, saves time and effort, and improves the installation efficiency of the burner body. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 for Figure 1 The enlarged schematic diagram at A in the middle;

[0018] Figure 3 It is a side cross-sectional schematic diagram of the structure of the utility model;

[0019] Figure 4 for Figure 3 The enlarged schematic diagram of point B in the middle;

[0020] Figure 5 It is a front cross-sectional schematic diagram of the structure of the utility model;

[0021] Figure 6 for Figure 5 Enlarged schematic diagram at point C in the middle.

[0022] In the figure: 1. bottom plate; 2. moving wheel; 3. sleeve; 4. tooth column; 5. tooth groove; 6. top plate; 7. limit plate; 8. burner body; 9. support frame; 10. fixed plate; 11. motor; 12. transmission wheel; 13. connecting rod; 14. gear; 15. driven wheel; 16. belt; 17. lifting column. DETAILED DESCRIPTION

[0023] In order to make the purpose and technical solution of the utility model clearly and completely described, and the advantages more clearly understood, the embodiments of the utility model are further described in detail in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are part of the embodiments of the utility model, not all of the embodiments, and are only used to explain the embodiments of the utility model, and are not used to limit the embodiments of 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.

[0024] In the description of the present utility model, it should be noted that the terms "center", "middle", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "one", "first", "second", "third", "fourth", "fifth", "sixth" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0025] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0026] For the purpose of simplicity and illustration, the principles of the embodiments are mainly described by reference to examples. In the following description, many specific details are proposed to provide a thorough understanding of the embodiments. However, it is obvious that for those of ordinary skill in the art, these embodiments may not be limited to these specific details in practice. In some instances, known methods and structures are not described in detail to avoid making these embodiments unnecessarily difficult to understand. In addition, all embodiments can be used in combination with each other. Example

[0027] See also Figures 1 to 6 The utility model provides a technical solution: a hot air type low nitrogen burner for a gas boiler, the hot air type low nitrogen burner for a gas boiler comprises: a bottom plate 1, a moving wheel 2 is arranged at the four corners of the lower surface of the bottom plate 1, a sleeve 3 is arranged at the four corners of the upper surface of the bottom plate 1, a tooth column 4 is arranged on both sides of the upper surface of the bottom plate 1, a tooth groove 5 is opened on the front surface of the tooth column 4, a top plate 6 is arranged on the upper part of the bottom plate 1; the top plate 6, a limit plate 7 is arranged at the front end of the upper surface of the top plate 6, and a burner is arranged on the upper surface of the top plate 6 The main body 8, the lower surface of the front end of the burner main body 8 is provided with a support frame 9, the two sides of the lower surface of the top plate 6 are provided with a fixing plate 10, the upper side of the inner surface of the fixing plate 10 is provided with a motor 11, the end of the motor 11 is provided with a transmission wheel 12, the lower end of the fixing plate 10 is provided with a connecting rod 13, the two ends of the connecting rod 13 are provided with a gear 14, the outer surface of the gear 14 is provided with a driven wheel 15, the surfaces of the driven wheel 15 and the transmission wheel 12 are sleeved with a belt 16, and the four corners of the lower surface of the top plate 6 are provided with lifting columns 17;

[0028] When the burner body 8 is to be transported to the vicinity of the gas boiler, the burner body 8 is first placed on the upper surface of the top plate 6, and the plate at the lower end of the support frame 9 is inserted into the limit plate 7. Then, the burner body 8 is moved to the vicinity of the gas boiler for installation through the moving wheel 2 on the lower surface of the bottom plate 1, and the motor 11 is started. The motor 11 drives the transmission wheel 12 to rotate, and the transmission wheel 12 drives the driven wheel 15 and the gear 14 to rotate through the belt 16. The gear 14 drives the top plate 6 up and down by meshing with the tooth groove 5. When the burner body 8 is lifted and lowered to the corresponding position with the top plate 6, the motor 11 is turned off, and then the burner body 8 can be installed on the gas boiler. This operation method is convenient for transporting the burner body 8, and the burner body 8 can be directly lifted and adjusted for installation. It is simpler and faster, saves time and effort, and improves the installation efficiency of the burner body 8. Example

[0029] On the basis of the first embodiment, in order to facilitate the transportation of the burner body 8, a bottom plate 1 is provided with a plate-like structure, the moving wheel 2 is rotatably connected to the lower surface of the bottom plate 1, the sleeve 3 is fixedly connected to the four corners of the upper surface of the bottom plate 1, the top plate 6 is a plate-like structure, the lifting column 17 is fixedly connected to the four corners of the lower surface of the top plate 6, the lifting column 17 is arranged in the sleeve 3, the lifting column 17 is slidably connected to the sleeve 3, the limit plate 7 is fixedly connected to the front end of the upper surface of the top plate 6, the support frame 9 is fixedly connected to the lower surface of the front end of the burner body 8, and the support frame 9 is a plate-like structure;

[0030] When the burner body 8 is to be transported, the burner body 8 is first placed on the upper surface of the top plate 6, and the plate at the lower end of the support frame 9 is inserted into the limit plate 7. The limit plate 7 can make the burner body 8 more stable when moving with the top plate 6. Then, the burner body 8 is transported to the vicinity of the gas boiler through the moving wheels 2 on the lower surface of the bottom plate 1. This method of transporting the burner body 8 is convenient, fast, and relatively stable. The sliding connection between the lifting column 17 and the sleeve 3 can make the burner body 8 more stable during the subsequent lifting and adjustment process. Example

[0031] On the basis of the second embodiment, in order to facilitate the lifting and lowering adjustment of the burner body 8, a tooth column 4 is provided and fixedly connected to both sides of the upper surface of the bottom plate 1, the tooth column 4 is a cylindrical structure, and the tooth groove 5 opened on the front surface of the tooth column 4 is a columnar structure, the fixed plate 10 is fixedly connected to both sides of the lower surface of the top plate 6, the motor 11 is fixedly connected to the upper side of the inner surface of the fixed plate 10, the transmission wheel 12 is fixedly connected to the end of the motor 11, the connecting rod 13 is rotatably connected to the lower end of the fixed plate 10, the gear 14 is fixedly connected to both ends of the connecting rod 13, the driven wheel 15 is fixedly connected to the outer surface of the gear 14, and the driven wheel 15 is transmission-connected to the transmission wheel 12 through a belt 16;

[0032] When the burner body 8 is transported to the vicinity of the gas boiler and needs to be raised and lowered, the motor 11 on the inner surface of the fixing plate 10 is started, and the motor 11 drives the driving wheel 12 to rotate. The driving wheel 12 drives the driven wheel 15 and the gear 14 to rotate through the belt 16. The gear 14 drives the top plate 6 and the burner body 8 to move up and down by meshing with the tooth groove 5 on the surface of the tooth column 4. When the burner body 8 is raised and lowered to a height convenient for installation along with the top plate 6, the motor 11 is turned off, and then the burner body 8 can be installed on the gas boiler. This method of raising and lowering the burner body 8 is simple to operate and saves time and effort.

[0033] Working principle: In actual use, when the burner body 8 is to be transported to the vicinity of the gas boiler, the burner body 8 is first placed on the upper surface of the top plate 6, and the plate at the lower end of the support frame 9 is inserted into the limit plate 7, and then the burner body 8 is moved to the vicinity of the gas boiler for installation through the moving wheel 2 on the lower surface of the bottom plate 1, and the motor 11 is started. The motor 11 drives the transmission wheel 12 to rotate, and the transmission wheel 12 drives the driven wheel 15 and the gear 14 to rotate through the belt 16. The gear 14 drives the top plate 6 to move up and down by meshing with the tooth groove 5. When the burner body 8 is raised and lowered to the corresponding position along with the top plate 6, the motor 11 is turned off. Then the burner body 8 can be installed on the gas boiler. This method is convenient for transporting the burner body 8 and can also directly lift and adjust the burner body 8 for installation. The operation method is simpler, faster, saves time and effort, and improves the installation efficiency of the burner body 8. This avoids the problem that the traditional hot air type low nitrogen burner generally needs to be transported to the vicinity of the gas boiler during installation and fixation, and then the hot air type low nitrogen burner is lifted to the corresponding position by a lifting mechanism or manually for installation and fixation. This process of first transporting and then lifting and installing is relatively cumbersome, time-consuming, labor-intensive, and inefficient.

[0034] 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 hot air type low nitrogen burner for gas boilers, Features: The hot air type low nitrogen burner for a gas boiler comprises: a bottom plate (1), movable wheels (2) are arranged at four corners of the bottom surface of the bottom plate (1), sleeves (3) are arranged at four corners of the top surface of the bottom plate (1), tooth columns (4) are arranged on both sides of the top surface of the bottom plate (1), tooth grooves (5) are arranged on the front surface of the tooth columns (4), and a top plate (6) is arranged on the top of the bottom plate (1); A top plate (6) is provided at the front end of the upper surface of the top plate (6), a limit plate (7) is provided at the upper surface of the top plate (6), a burner body (8) is provided at the upper surface of the top plate (6), a support frame (9) is provided at the lower surface of the front end of the burner body (8), fixing plates (10) are provided on both sides of the lower surface of the top plate (6), a motor (11) is provided on the upper side of the inner surface of the fixing plate (10), a transmission wheel (12) is provided at the end of the motor (11), a connecting rod (13) is provided at the lower end of the fixing plate (10), gears (14) are provided at both ends of the connecting rod (13), a driven wheel (15) is provided on the outer surface of the gear (14), belts (16) are provided on the surfaces of the driven wheel (15) and the transmission wheel (12), and lifting columns (17) are provided at the four corners of the lower surface of the top plate (6).

2. A hot air type low nitrogen burner for a gas boiler according to claim 1, Features: The bottom plate (1) is in a plate-like structure, the moving wheel (2) is rotatably connected to the bottom surface of the bottom plate (1), and the sleeve (3) is fixedly connected to the four corners of the top surface of the bottom plate (1).

3. A hot air type low nitrogen burner for a gas boiler according to claim 1, Features: The tooth column (4) is fixedly connected to both sides of the upper surface of the bottom plate (1); the tooth column (4) is a cylindrical structure; and the tooth groove (5) provided on the front surface of the tooth column (4) is a columnar structure.

4. A hot air type low nitrogen burner for a gas boiler according to claim 1, Features: The top plate (6) is in a plate-like structure, the lifting columns (17) are fixedly connected to the four corners of the lower surface of the top plate (6), the lifting columns (17) are arranged in the sleeve (3), the lifting columns (17) are slidably connected to the sleeve (3), and the limit plate (7) is fixedly connected to the front end of the upper surface of the top plate (6).

5. A hot air type low nitrogen burner for a gas boiler according to claim 1, Features: The support frame (9) is fixedly connected to the lower surface of the front end of the burner body (8), and the support frame (9) is a plate-shaped structure.

6. A hot air type low nitrogen burner for a gas boiler according to claim 1, Features: The fixing plate (10) is fixedly connected to both sides of the lower surface of the top plate (6), the motor (11) is fixedly connected to the upper side of the inner surface of the fixing plate (10), and the transmission wheel (12) is fixedly connected to the end of the motor (11).

7. A hot air type low nitrogen burner for a gas boiler according to claim 1, Features: The connecting rod (13) is rotatably connected to the lower end of the fixed plate (10), the gear (14) is fixedly connected to both ends of the connecting rod (13), the driven wheel (15) is fixedly connected to the outer surface of the gear (14), and the driven wheel (15) is transmission-connected to the driving wheel (12) via a belt (16).

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