Adjusting device for low-nitrogen burner of boiler

Abstract

The utility model discloses a boiler low-nitrogen burner adjusting device which comprises a base, a height adjusting assembly and a burner installation seat, a supporting frame is arranged on the periphery of the upper top wall of the base, the base is of a hollow cavity structure, the height adjusting assembly is installed in the base, the upper end of the height adjusting assembly extends to the supporting frame, and the burner installation seat is installed on the base. The combustor mounting base is arranged on the height adjusting assembly, the height adjusting assembly comprises a forward and reverse rotation motor, a rotating shaft and a threaded rod, the rotating shaft is rotationally arranged between the two inner side walls of the base, the forward and reverse rotation motor is arranged on one side of the combustor mounting base, and an output shaft of the forward and reverse rotation motor is connected with one end of the rotating shaft. The utility model relates to the technical field of boiler equipment, in particular to a boiler low-nitrogen burner adjusting device convenient to adjust, a burner can be conveniently moved through the boiler low-nitrogen burner adjusting device, the installation height and the installation direction of the low-nitrogen burner can be conveniently adjusted, and the boiler low-nitrogen burner adjusting device can be conveniently installed with a boiler in a matched mode.

Description

Technical Field

[0001] The utility model relates to the technical field of boiler equipment, in particular to a boiler low-nitrogen burner adjustment device. Background Art

[0002] Low nitrogen burner is an important equipment on industrial oil boilers and gas boilers. It ensures stable ignition and complete combustion of fuel. Low nitrogen burner needs to be installed and adjusted with the boiler when in use.

[0003] The existing low-nitrogen burner adjustment operation usually adopts the method of manual handling. Due to the large size and heavy weight of the low-nitrogen burner, it is impossible for manual operation to freely and flexibly adjust its position, thereby reducing the installation efficiency of the low-nitrogen burner, increasing the installation workload of the low-nitrogen burner, and being inconvenient for daily disassembly, maintenance and replacement, further affecting subsequent maintenance. Therefore, improvements are needed to address the existing problems. Utility Model Content

[0004] In view of the above situation, in order to overcome the current technical defects, the utility model provides an easy-to-adjust boiler low-nitrogen burner adjustment device. Through this device, the low-nitrogen burner can be conveniently transported, and the installation height and installation orientation of the low-nitrogen burner can be conveniently adjusted so that it can be easily adapted and installed with the boiler.

[0005] The technical solution adopted by the utility model is as follows: The boiler low-nitrogen burner adjustment device provided by this solution includes a base, a height adjustment component and a burner mounting seat, and support frames are provided around the top wall of the base. The base is a hollow cavity structure, and the height adjustment component is installed in the base and the upper end extends to the support frame. The burner mounting seat is arranged on the height adjustment component.

[0006] In order to facilitate the adjustment of the installation height of the low-nitrogen burner, the height adjustment assembly includes a forward and reverse motor, a rotating shaft and a threaded rod. The rotating shaft is rotatably arranged between the two inner side walls of the base, the forward and reverse motor is arranged on one side of the burner mounting seat, the output shaft of the forward and reverse motor is connected to one end of the rotating shaft, the threaded rod is symmetrically rotatably arranged on both sides of the upper end of the base, the upper end of the threaded rod is rotatably connected to the inner top wall of the support frame, the lower end of the threaded rod extends into the burner mounting seat, the lower end of the threaded rod and the two ends of the rotating shaft are respectively provided with mutually matching bevel gears, the bevel gears are meshed with each other, the threaded rod is threadedly connected with a lifting and lowering adjustment frame, the lifting and lowering adjustment frame is provided with guide sleeves around, and the guide sleeves are in sliding contact with the support frame.

[0007] In order to facilitate the adjustment of the installation angle of the low-nitrogen burner, the burner mounting seat is rotatably arranged in the middle part of the lifting and adjusting frame, and a worm gear is provided at the lower end of the burner mounting seat. A worm gear matching the worm gear is rotatably installed on one side of the lower bottom wall of the lifting and adjusting frame through a bracket. The worm gear is meshed with the worm gear, and a crank is provided at one end of the worm gear.

[0008] In order to facilitate the movement of the device, universal movable wheels are arranged around the lower bottom wall of the base.

[0009] In order to improve the installation stability of the device, hydraulic telescopic rods are symmetrically installed on both sides of the base through supports, and a fixed plate is provided on the output shaft of the hydraulic telescopic rod.

[0010] Furthermore, a fixing screw hole for fixing and installing the low-nitrogen burner is provided at the upper end of the burner mounting seat.

[0011] The beneficial effects achieved by the utility model using the above structure are as follows: The utility model is a boiler low nitrogen burner adjustment device, which has the advantages of:

[0012] 1. The height adjustment component can be used to adjust the installation height of the low-nitrogen burner and the boiler conveniently;

[0013] 2. The worm is driven to rotate by turning the crank, and then the worm is meshed with the worm wheel to drive the burner mounting seat to rotate, so as to adjust the installation angle of the low-nitrogen burner;

[0014] 3. The low-nitrogen burner can be conveniently moved and transported by the mobile universal wheels, and the stability of the device can be improved during installation by the hydraulic telescopic rod and fixed base. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0016] Figure 1 This is a schematic diagram of the overall structure of a boiler low-nitrogen burner adjustment device of the utility model;

[0017] Figure 2 This is a schematic diagram of the bottom structure of a boiler low-nitrogen burner adjustment device of the utility model;

[0018] Figure 3 The utility model is a partial cross-sectional structural schematic diagram of a boiler low-nitrogen burner adjustment device.

[0019] Among them, 1. base, 2. height adjustment assembly, 3. support frame, 4. burner mounting seat, 5. forward and reverse motor, 6. rotating shaft, 7. threaded rod, 8. bevel gear, 9. lifting adjustment frame, 10. guide sleeve, 11. worm gear, 12. worm, 13. crank, 14. universal moving wheel, 15. hydraulic telescopic rod, 16. fixing screw hole, 17. fixed base. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0021] It should be noted that the words "front", "rear", "left", "right", "up" and "down" used in the following description refer to directions in the drawings, and the words "inside" and "outside" refer to directions toward or away from the geometric center of a specific component, respectively.

[0022] like Figure 1 , Figure 2 and Figure 3 As shown, the boiler low-nitrogen burner adjustment device provided by the present scheme includes a base 1, a height adjustment component 2 and a burner mounting seat 4. A support frame 3 is provided around the upper top wall of the base 1. The base 1 is a hollow cavity structure. The height adjustment component 2 is installed in the base 1 and the upper end extends to the support frame 3. The burner mounting seat 4 is arranged on the height adjustment component 2. A fixing screw hole 16 for fixing the low-nitrogen burner is provided at the upper end of the burner mounting seat 4. Universal movable wheels 14 are provided around the lower bottom wall of the base 1. Hydraulic telescopic rods 15 are symmetrically installed on both sides of the base 1 through supports, and a fixed base plate 17 is provided on the output shaft of the hydraulic telescopic rod 15.

[0023] like Figure 2 and Figure 3As shown, the height adjustment assembly 2 includes a forward and reverse motor 5, a rotating shaft 6 and a threaded rod 7. The rotating shaft 6 is rotatably arranged between the two inner side walls of the base 1. The forward and reverse motor 5 is arranged on one side of the burner mounting seat 4. The output shaft of the forward and reverse motor 5 is connected to one end of the rotating shaft 6. The threaded rod 7 is symmetrically rotatably arranged on both sides of the upper end of the base 1. The upper end of the threaded rod 7 is rotatably connected to the inner top wall of the support frame 3. The lower end of the threaded rod 7 extends into the burner mounting seat 4. The lower end of the threaded rod 7 and both ends of the rotating shaft 6 are respectively provided with bevel gears that match each other. 8. The bevel gears 8 are meshed with each other. A lifting and adjusting frame 9 is threadedly connected to the threaded rod 7. A guide sleeve 10 is arranged around the lifting and adjusting frame 9. The guide sleeve 10 is in sliding contact with the support frame 3. The burner mounting seat 4 is rotatably arranged on the upper middle part of the lifting and adjusting frame 9. A worm wheel 11 is arranged at the lower end of the burner mounting seat 4. A worm 12 matched with the worm wheel 11 is rotatably installed on one side of the lower bottom wall of the lifting and adjusting frame 9 through a bracket. The worm 12 is meshed with the worm wheel 11, and a crank 13 is arranged at one end of the worm 12.

[0024] When in use, the low-nitrogen burner is installed on the burner mounting seat 4 and fixed through the fixing screw hole 16. The forward and reverse motor 5 is started to drive the rotating shaft 6 to rotate, and then the rotating shaft 6 drives the threaded rod 7 to rotate through the meshing of the bevel gear 8, and the threaded rod 7 drives the lifting adjustment frame 9 to move up, so that the low-nitrogen burner moves up, and the crank 13 drives the worm 12 to rotate, and then the worm 12 drives the burner mounting seat 4 to rotate under the meshing of the worm wheel 11, so as to adjust the installation angle of the low-nitrogen burner;

[0025] The universal movable wheel 14 can be used to conveniently move the device, and then move and transport the low-nitrogen burner. When the low-nitrogen burner is moved to the boiler where it needs to be docked and installed, the hydraulic telescopic rod 15 is started to drive the fixed base plate 17 to move downward, and then contact the ground to improve the fixing effect.

[0026] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, material or apparatus including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, material or apparatus.

[0027] 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 boiler low nitrogen burner adjustment device, comprising a base and a height adjustment component, characterized in that: It also includes a burner mounting seat, a support frame is provided around the top wall of the base, the base is a hollow cavity structure, the height adjustment component is installed in the base and the upper end extends to the support frame, and the burner mounting seat is provided on the height adjustment component: The height adjustment assembly includes a forward and reverse motor, a rotating shaft and a threaded rod. The rotating shaft is rotatably arranged between the two inner side walls of the base. The forward and reverse motor is arranged on one side of the burner mounting seat. The output shaft of the forward and reverse motor is connected to one end of the rotating shaft. The threaded rod is symmetrically rotatably arranged on both sides of the upper end of the base. The upper end of the threaded rod is rotatably connected to the inner top wall of the support frame. The lower end of the threaded rod extends into the burner mounting seat. The lower end of the threaded rod and both ends of the rotating shaft are respectively provided with mutually matching bevel gears, and the bevel gears are meshed with each other.

2. A boiler low nitrogen burner adjustment device according to claim 1, characterized in that: The burner mounting seat is rotatably arranged on the middle part of the lifting and adjusting frame, and a worm wheel is arranged at the lower end of the burner mounting seat. A worm matched with the worm wheel is rotatably installed on one side of the lower bottom wall of the lifting and adjusting frame through a bracket, and the worm is meshed with the worm wheel.

3. A boiler low nitrogen burner adjustment device according to claim 2, characterized in that: Universal moving wheels are arranged around the lower bottom wall of the base.

4. A boiler low nitrogen burner adjustment device according to claim 3, characterized in that: Hydraulic telescopic rods are symmetrically mounted on both sides of the base through supports, and a fixed base plate is arranged on the output shaft of the hydraulic telescopic rod.

5. A boiler low nitrogen burner adjustment device according to claim 4, characterized in that: The threaded rod is threadedly connected with a lifting and adjusting frame, and a guide sliding sleeve is arranged around the lifting and adjusting frame, and the guide sliding sleeve is in sliding contact with the supporting frame.

6. A boiler low nitrogen burner adjustment device according to claim 5, characterized in that: A crank is provided at one end of the worm, and a fixing screw hole for fixing and installing the low-nitrogen burner is provided at the upper end of the burner mounting seat.

Images