Biomass powder industrial boiler low-nitrogen combustion multistage air distribution device

Abstract

The utility model relates to the field of air distribution devices, and discloses a biomass powder industrial boiler low-nitrogen combustion multistage air distribution device which is characterized in that sliding rails are arranged at the left end and the right end of a bottom plate, a plurality of inserting holes are formed in the outer walls of the sliding rails, and supporting blocks are fixedly connected to the front ends and the rear ends of the sliding rails; sliding blocks are fixedly connected to the middles of the left end and the right end of the bottom plate, and limiting assemblies are arranged in the middles of the top ends of the sliding blocks. According to the utility model, the distance between the bases can be adjusted by sliding the bottom plate, so that the influence on the pipeline installation of the air blower caused by the too small gap between the bases is effectively avoided, a reasonable space layout is provided for the pipeline installation of the air blower, the smooth proceeding of the installation work is ensured, and the installation process of the whole equipment is more efficient and convenient; the rotating block is rotated to drive the rotating rod and the gear to rotate, the gear is meshed with the insertion rod tooth groove, the insertion rod is inserted into the sliding rail insertion hole to limit and fix the bottom plate, displacement of the air blower during working is effectively prevented, and the operation stability of the air blower is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of air distribution device especially relates to a kind of multi-stage air distribution device of low nitrogen combustion of biomass powder industrial boiler. BACKGROUND

[0002] In today's industrial production, the efficient use of energy and environmental emissions are increasingly valued. As a renewable energy, biomass powder is increasingly widely used in the field of industrial boilers to achieve the goal of energy saving and emission reduction.

[0003] The existing air distribution of industrial boiler is mostly realized by air blower, and different specifications of air blower are set to realize different air distribution requirements. However, the existing installation of air blower is mostly realized by special base. When multiple air blowers are installed, multiple bases also need to be installed, which greatly reduces the installation efficiency of air blower. Moreover, the existing installation method is mostly through bolts. When the position of air blower needs to be adjusted, the bolts also need to be removed. The adjustment process is relatively cumbersome, which reduces the difficulty and efficiency of adjusting the position of air blower. Therefore, aiming at the technical problem, the present application provides a kind of multi-stage air distribution device of low nitrogen combustion of biomass powder industrial boiler. SUMMARY

[0004] The utility model discloses a kind of multi-stage air distribution device of low nitrogen combustion of biomass powder industrial boiler, and base can be adjusted spacing by sliding bottom plate, effectively avoid the influence caused by the gap of base to the pipeline installation of air blower, provide reasonable space layout for the pipeline installation of air blower, ensure the smooth progress of installation work, make the installation process of entire equipment more efficient, convenient;By rotating rotating block and driving rotating lever, gear rotates, limit and fix the bottom plate by the meshing of gear and insert rod tooth slot, effectively prevent displacement when air blower works, guarantee the stability of air blower operation, when needing to move air blower, it is easy to operate, and insert rod is separated from insertion hole by repeated operation, and different needs of equipment fixation and movement are considered.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A kind of multi-stage air distribution device of low nitrogen combustion of biomass powder industrial boiler, including air blower, the bottom of the air blower is fixedly connected with base, the bottom of the base is provided with bottom plate, the left and right ends of the bottom plate are provided with slide rail, the outer wall of the slide rail is opened with multiple insertion holes, the front and rear ends of the slide rail are fixedly connected with support block, the middle part of the left and right ends of the bottom plate is fixedly connected with sliding block, the top end middle part of the sliding block is provided with limiting component.

[0007] Further, the limiting assembly comprises a rotating rod rotationally connected to the middle of the top end of the sliding block, the outer wall of the rotating rod is fixedly connected with a gear, the middle of the sliding block is slidably connected with a plug rod, the outer wall of the plug rod is provided with a plurality of tooth grooves, and the tooth grooves are meshed with the gear.

[0008] Further, the top end of the rotating rod is fixedly connected with a rotating block, and the outer wall of the rotating block is provided with a plurality of grooves.

[0009] Further, the front end of the air blower is provided with a motor.

[0010] Further, the left and right ends of the bottom plate are both provided with two pulleys, and the pulleys are located in the sliding rails.

[0011] Further, the top of the supporting block is fixedly connected with two convex blocks, and the outer wall of the convex blocks is fixedly connected with a lifting ring.

[0012] Further, the bottom of the supporting block is fixedly connected with a supporting rod.

[0013] The utility model has the advantages of the following beneficial effects:

[0014] 1. In the utility model, the base can adjust the interval through the sliding bottom plate, effectively avoids the influence caused by the too small gap of the base on the pipeline installation of the air blower, provides reasonable space layout for the pipeline installation of the air blower, ensures the smooth progress of the installation work, makes the installation process of the whole equipment more efficient and convenient.

[0015] 2. In the utility model, the rotating block is rotated to drive the rotating rod and the gear, the gear is meshed with the tooth groove of the plug rod, the plug rod is inserted into the sliding rail insertion hole to limit and fix the bottom plate, effectively prevents the displacement of the air blower during work, guarantees the stability of the air blower operation, when the air blower needs to be moved, the operation is simple, and the repeated operation can make the plug rod separate from the insertion hole, and the different requirements of equipment fixing and moving are considered. DRAWINGS

[0016] Figure 1 A perspective view of a biomass powder industrial boiler low-nitrogen combustion multi-stage air distribution device is provided for the utility model;

[0017] Figure 2 A structure schematic view of a bottom plate of a biomass powder industrial boiler low-nitrogen combustion multi-stage air distribution device is provided for the utility model;

[0018] Figure 3 A structure schematic view of a pulley of a biomass powder industrial boiler low-nitrogen combustion multi-stage air distribution device is provided for the utility model;

[0019] Figure 4The utility model provides a kind of gear's structural diagram of low-nitrogen combustion multistage air distribution device of biomass powder industrial boiler.

[0020] Legend:

[0021] 1, air blower;2, motor;3, base;4, bottom plate;5, slide rail;6, support block;7, lifting ring;8, protruding block;9, sliding block;10, pulley;11, jack;12, inserting rod;13, tooth groove;14, gear;15, rotating rod;16, rotating block. Specific embodiments

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0023] Reference Figures 1-3 An embodiment provided by the utility model: a kind of low-nitrogen combustion multistage air distribution device of biomass powder industrial boiler, including air blower 1, the input end of air blower 1 is connected with pressure swing adsorption device, pressure swing adsorption device usually utilizes the adsorption capacity difference of adsorbent to different gas under different pressure, realizes the separation of nitrogen and other gas, usually uses zeolite molecular sieve etc. adsorbent, under high pressure, nitrogen and other impurities are adsorbed, so that oxygen and other target gas pass through, then under low pressure, nitrogen in adsorbent is desorbed, realizes the regeneration of adsorbent, so as to be recycled, the output end of air blower 1 is connected with biomass powder industrial boiler, the bottom of air blower 1 is fixedly connected with base 3, the bottom of base 3 and the top of bottom plate 4 are provided with a plurality of mounting holes, for installing base 3 to bottom plate 4 by bolt, the bottom of base 3 is provided with bottom plate 4, the left and right ends of bottom plate 4 are provided with slide rail 5, bottom plate 4 can slide in slide rail 5, the outer wall of slide rail 5 is provided with a plurality of jacks 11, by inserting inserting rod 12 into jack 11, so that the position of bottom plate 4 can be limited, avoid bottom plate 4 to move, further realize the limiting of air blower 1, the front and rear ends of slide rail 5 are fixedly connected with support block 6, the middle of the left and right ends of bottom plate 4 is fixedly connected with sliding block 9, sliding block 9 is located in slide rail 5, the top middle part of sliding block 9 is rotatably connected with rotating rod 15, the outer wall of rotating rod 15 is fixedly connected with gear 14, rotating rod 15 is rotated to make the gear 14 on its outer wall rotate, the middle of sliding block 9 is slidably connected with inserting rod 12, the outer wall of inserting rod 12 is provided with a plurality of tooth grooves 13, tooth groove 13 is engaged with gear 14, when gear 14 rotates, the tooth groove 13 on the outer wall of inserting rod 12 can be engaged, so as to move with inserting rod 12.

[0024] ReferenceFigures 2-4 Wherein, the top end of the rotating rod 15 is fixedly connected with a rotating block 16, a plurality of grooves are formed in the outer wall of the rotating block 16, and the rotating block 16 can facilitate the rotation of the rotating rod 15. The front end of the air blower 1 is provided with a motor 2. The left and right ends of the bottom plate 4 are both provided with two pulleys 10, and the pulleys 10 are located in the slide rails 5, so that the bottom plate 4 can slide in the slide rails 5. The top of the supporting block 6 is fixedly connected with two protrusions 8, and the outer wall of the protrusions 8 is fixedly connected with a lifting ring 7, so that the lifting ring 7 can facilitate the lifting of the device as a whole by the lifting device. The bottom of the supporting block 6 is fixedly connected with a supporting rod.

[0025] Working principle: first, the supporting block 6 is lifted by the lifting ring 7, and the supporting block 6 is placed in a suitable position. The lifting ring 7 can facilitate the lifting of the supporting block 6. Then, a plurality of bases 3 are installed on the top of the plurality of bottom plates 4 by bolts. Then, the distance between the plurality of bases 3 is adjusted by sliding the bottom plate 4, so as to avoid the gap between the plurality of bases 3 being too small, thereby affecting the installation of the air blower 1 pipeline. When the bottom plate 4 is slid to a suitable position, the rotating block 16 is rotated with the rotating rod 15, and the rotating rod 15 is rotated with the gear 14 on its outer wall. Since the gear 14 is engaged with the toothed groove 13 on the outer wall of the inserting rod 12, the gear 14 can displace the inserting rod 12 when rotating, so that the inserting rod 12 is inserted into the insertion hole 11 on the outer wall of the slide rail 5, thereby achieving the limiting and fixing of the bottom plate 4, avoiding the displacement of the air blower 1 during operation, and ensuring the stability of the air blower 1. When the air blower 1 needs to be moved, the above operation is repeated, so that the inserting rod 12 is separated from the insertion hole 11. Moreover, the plurality of air blowers 1 can be lifted by the lifting ring 7, greatly improving the efficiency of lifting.

[0026] Finally, it should be noted that: the above only describes the preferred embodiments of the present application, and is not intended to limit the present application. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments, or make equivalent replacements to some technical features, as long as they are within the spirit and principles of the present application. Any modification, equivalent replacement, improvement, etc. made within the scope of the present application shall be included in the protection scope of the present application.

Claims

1. A multi-stage air distribution device for low-nitrogen combustion of a biomass powder industrial boiler, characterized in that, The utility model relates to a kind of air blower, including air blower (1), the bottom of the air blower (1) is fixedly connected with base (3), the bottom of the base (3) is provided with bottom plate (4), the left and right ends of the bottom plate (4) are provided with slide rail (5), a plurality of jack (11) are set in the outer wall of the slide rail (5), the front and rear ends of the slide rail (5) are both fixedly connected with support block (6), the left and right ends of the bottom plate (4) are both fixedly connected with sliding block (9), the top end middle part of the sliding block (9) is provided with limiting assembly.

2. The multi-stage air distribution device for low-nitrogen combustion of a biomass powder industrial boiler according to claim 1, characterized in that: The limiting assembly includes rotatingly connected rotating rod (15) in the top end middle part of the sliding block (9), the outer wall of the rotating rod (15) is fixedly connected with gear (14), the middle part of the sliding block (9) is slidably connected with plug rod (12), a plurality of gear grooves (13) are set in the outer wall of the plug rod (12), and the gear groove (13) is engaged with gear (14).

3. The multi-stage air distribution device for low NOx combustion of a biomass powder industrial boiler according to claim 2, characterized in that: The top end of the rotating rod (15) is fixedly connected with rotating block (16), and a plurality of recesses are set in the outer wall of rotating block (16).

4. The multi-stage air distribution device for low NOx combustion of a biomass powder industrial boiler according to claim 1, characterized in that: The front end of the air blower (1) is installed with motor (2).

5. The multi-stage air distribution device for low NOx combustion of a biomass powder industrial boiler according to claim 1, characterized in that: The left and right ends of the bottom plate (4) are both provided with two pulleys (10), and the pulley (10) is located in slide rail (5).

6. The multi-stage air distribution device for low NOx combustion of a biomass powder industrial boiler according to claim 1, characterized in that: The top of the support block (6) is fixedly connected with two lugs (8), and the outer wall of the lug (8) is fixedly connected with lifting ring (7).

7. The multi-stage air distribution device for low NOx combustion of a biomass powder industrial boiler according to claim 1, characterized in that: The bottom of the support block (6) is fixedly connected with support rod.

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