Nozzle for combustor

Abstract

The nozzle for the combustor comprises a spraying pipe, a nozzle head and a connecting sleeve are arranged at the two ends of the spraying pipe respectively, a filtering bin is arranged in the middle of the spraying pipe, a dustproof cover plate is detachably connected to the end of the nozzle head, a plurality of spraying holes are formed in the nozzle head, and a plurality of inserting rods are fixedly connected to the side, close to the nozzle head, of the dustproof cover plate. The dust-proof device has the beneficial effects that the dust-proof cover plate and the insertion rods on the dust-proof cover plate are arranged, so that the situation that foreign matters, impurities and the like enter spray holes of equipment to block the equipment when the equipment is vacant, and the use of the equipment is influenced can be effectively avoided; the connecting stability and sealing performance of the dustproof cover plate and the nozzle head are effectively guaranteed through the limiting structure, meanwhile, through the arrangement of the motor and the cam, the filter screen can be effectively beaten, impurities on the filter screen are removed, the service life of the filter screen is effectively prolonged, and the practicability is high. And the situation that the use of equipment is affected due to frequent replacement of the filter screen or even forgetting to replace the filter screen is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of burner nozzles, in particular to a nozzle for a burner. Background Art

[0002] A burner is a general term for a device that makes fuel and air spray out in a certain way for mixed combustion. The burner nozzle is one of the important components. It is a component that mixes fuel and air and sprays them out. Burners are divided into industrial burners, burners, civil burners, and special burners according to their types and application fields.

[0003] Reference patent discloses a burner nozzle structure (Announcement No.: CN219367625U), which filters and adsorbs a large amount of particulate matter generated during the use of the equipment through a filter plate and an adsorption plate, thereby preventing the particulate matter from clogging the nozzle head and affecting the use of the equipment. However, it does not have a sealed protection for the nozzle. When the equipment is left idle after use, it is easy for impurities and foreign matter to enter the spray hole on the nozzle and clog the nozzle, affecting the use of the equipment.

[0004] Therefore, a burner nozzle is proposed to solve the above problems. Utility Model Content

[0005] The technical solution adopted by the utility model to solve the technical problem is: a nozzle for a burner, including a nozzle, nozzle heads and connecting sleeves are respectively arranged at both ends of the nozzle, a filter bin is arranged in the middle of the nozzle, a dust cover plate is detachably connected to the end of the nozzle head, a plurality of spray holes are opened on the nozzle head, a plurality of plug rods are fixedly connected to the side of the dust cover plate close to the nozzle head, the top and bottom of the nozzle head are fixedly connected to limit blocks, the top and bottom of the dust cover plate are fixedly connected to plug blocks, and each of the plug blocks is plugged into the corresponding limit block.

[0006] As an optimal technical solution of the utility model, the top of the filter bin is detachably connected to a top cover, filter screens are arranged on both sides of the bottom of the top cover, a motor is fixedly connected to a protective box in the middle of the bottom of the top cover, and the output end of the motor passes through the protective box and is fixedly connected to a cam.

[0007] As a preferred technical solution of the utility model, the two inserting blocks are slidably connected to the limiting card block on one side away from each other, and each of the limiting card blocks is plugged into the limiting card slot on the corresponding limiting block.

[0008] As a preferred technical solution of the utility model, each of the limit card blocks passes through the corresponding plug-in block and is fixedly connected to a transmission plate, each of the transmission plates is slidably connected to the inner wall of the corresponding plug-in block, each of the transmission plates is fixedly connected to a spring on the side away from the corresponding limit card block, and each of the springs is fixedly connected to the inner wall of the corresponding plug-in block at one end away from the corresponding transmission plate.

[0009] As a preferred technical solution of the utility model, each of the insertion rods is plugged into the corresponding spray hole. After the dust cover is connected and fixed to the nozzle head, the dust cover is completely fitted with the nozzle head, and each of the insertion rods is inserted into the corresponding spray hole to completely block the corresponding spray hole.

[0010] The utility model has the following advantages: the utility model can effectively prevent foreign matter and impurities from entering the spray hole of the equipment when the equipment is idle and causing blockage and affecting the use of the equipment through the setting of the dustproof cover and the plug rods thereon, and effectively ensure the stability and sealing of the connection between the dustproof cover and the nozzle head through the limiting structure, and at the same time, through the setting of the motor and the cam, the filter can be effectively struck to knock down the impurities on it, effectively improving the service life of the filter, avoiding the need to frequently replace the filter or even forgetting to replace the filter, which affects the use of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a cross-sectional structural schematic diagram of a preferred embodiment of the utility model;

[0012] Figure 2 This is a schematic diagram of the main structure of a nozzle head of a preferred embodiment of the utility model;

[0013] Figure 3 This is a schematic diagram of the three-dimensional structure of a dust cover plate of a preferred embodiment of the utility model;

[0014] Figure 4 This is an enlarged structural schematic diagram of location A of a preferred embodiment of the utility model;

[0015] Figure 5 It is a schematic diagram of the enlarged structure of point B of a preferred embodiment of the utility model.

[0016] Explanation of the accompanying reference numerals: 1. nozzle; 2. nozzle head; 3. connecting sleeve; 4. dust cover; 5. spray hole; 6. plug rod; 7. filter chamber; 8. top cover; 9. motor; 10. cam; 11. limit block; 12. plug block; 13. limit card block; 14. transmission plate; 15. spring; 16. filter screen. DETAILED DESCRIPTION

[0017] 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.

[0018] The utility model will be further described below in conjunction with the accompanying drawings.

[0019] Example

[0020] Please refer to Figure 1-5 The utility model is a nozzle for a burner, comprising a nozzle 1, a nozzle head 2 and a connecting sleeve 3 are respectively arranged at both ends of the nozzle 1, a filter bin 7 is arranged in the middle of the nozzle 1, a dust cover plate 4 is detachably connected to the end of the nozzle head 2, a plurality of spray holes 5 are opened on the nozzle head 2, a plurality of plug rods 6 are fixedly connected to the side of the dust cover plate 4 close to the nozzle head 2, the top and bottom of the nozzle head 2 are fixedly connected to a limiting block 11, the top and bottom of the dust cover plate 4 are fixedly connected to an insert block 12, and each insert block 12 is plugged into the corresponding limiting block 11.

[0021] Among them, the top of the filter bin 7 is detachably connected to the top cover 8, and filter screens 16 are arranged on both sides of the bottom of the top cover 8. A motor 9 is fixedly connected to the protective box in the middle of the bottom of the top cover 8, and the output end of the motor 9 passes through the protective box and is fixedly connected to the cam 10.

[0022] Among them, the two plug blocks 12 are slidably connected to the limit card block 13 on the side away from each other, each limit card block 13 is plugged into the limit card slot on the corresponding limit block 11, each limit card block 13 penetrates the corresponding plug block 12 and is fixedly connected with a transmission plate 14, each transmission plate 14 is slidably connected to the inner wall of the corresponding plug block 12, and each transmission plate 14 is fixedly connected to a spring 15 on the side away from the corresponding limit card block 13, and each spring 15 is fixedly connected to the inner wall of the corresponding plug block 12 at one end away from the corresponding transmission plate 14.

[0023] Among them, each insertion rod 6 is plugged into the corresponding spray hole 5. After the dust cover plate 4 is connected and fixed to the nozzle head 2, the dust cover plate 4 and the nozzle head 2 are completely fitted, and each insertion rod 6 is inserted into the corresponding spray hole 5 to completely block the corresponding spray hole 5.

[0024] Specifically, when the utility model is used, after the use of the device is finished, the dust cover 4 is installed on the nozzle head 2 by plugging the plug block 12 with the limit block 11. At this time, all the plug rods 6 are respectively inserted into the corresponding spray holes 5, and the dust cover 4 fits with the nozzle head 2, effectively sealing and protecting the nozzle head 2, thereby effectively preventing foreign matter and dust from entering the spray hole 5 of the nozzle head 2 and causing blockage therein to affect the use of the device. When the device needs to be used, it is only necessary to press the two limit blocks 13 to disengage them from the corresponding limit holes, and then remove the dust cover 4.

[0025] By driving the cam 10 to rotate with the driving motor 9, the cam 10 can effectively hit the two filters 16, thereby knocking off the impurities on them, avoiding the situation where the filters 16 become blocked after being used for a period of time, resulting in the need for frequent replacement of the filters 16 or even blockage that seriously affects the use, further ensuring the use effect of the equipment.

[0026] The above are only preferred implementations of the present invention. It should be pointed out that, for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A nozzle for a burner, comprising a nozzle (1), wherein both ends of the nozzle (1) are provided with a nozzle head (2) and a connecting sleeve (3), and a filter bin (7) is provided in the middle of the nozzle (1), characterized in that: The end of the nozzle head (2) is detachably connected to a dust cover plate (4), the nozzle head (2) is provided with a plurality of spray holes (5), the dust cover plate (4) is fixedly connected to a plurality of plug rods (6) on a side close to the nozzle head (2), the top and bottom of the nozzle head (2) are fixedly connected to a limit block (11), the top and bottom of the dust cover plate (4) are fixedly connected to an plug block (12), and each of the plug blocks (12) is plugged into a corresponding limit block (11).

2. A burner nozzle according to claim 1, characterized in that: The top of the filter bin (7) is detachably connected to a top cover (8), and filter screens (16) are arranged on both sides of the bottom of the top cover (8). A motor (9) is fixedly connected to a protective box in the middle of the bottom of the top cover (8), and the output end of the motor (9) passes through the protective box and is fixedly connected to a cam (10).

3. A burner nozzle according to claim 1, characterized in that: The two inserting blocks (12) are slidably connected to a limit card block (13) on one side away from each other, and each limit card block (13) is plugged into a limit card slot on a corresponding limit block (11).

4. A burner nozzle as claimed in claim 3, characterized in that: Each of the limit card blocks (13) penetrates the corresponding plug block (12) and is fixedly connected to a transmission plate (14); each of the transmission plates (14) is slidably connected to the inner wall of the corresponding plug block (12); each of the transmission plates (14) is fixedly connected to a spring (15) on a side away from the corresponding limit card block (13); and each of the springs (15) is fixedly connected to the inner wall of the corresponding plug block (12) on one end away from the corresponding transmission plate (14).

5. A burner nozzle according to claim 1, characterized in that: Each of the insertion rods (6) is plugged into a corresponding spray hole (5); after the dust cover (4) is connected and fixed to the nozzle head (2), the dust cover (4) and the nozzle head (2) are completely fitted together; each of the insertion rods (6) is inserted into a corresponding spray hole (5) to completely block the corresponding spray hole (5).

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