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CN-224208323-U - Powder feeding nozzle assembly of smelting gun and smelting gun

CN224208323UCN 224208323 UCN224208323 UCN 224208323UCN-224208323-U

Abstract

The utility model discloses a powder feeding nozzle assembly of a smelting gun and the smelting gun, and belongs to the technical field of smelting guns. The powder feeding nozzle assembly of the fuse-spraying gun comprises an outer ring and an inner ring, wherein the outer ring is sleeved on the outer side of the inner ring, the inner ring is used for being connected with the fuse-spraying gun, the outer ring is further provided with a nozzle, the nozzle comprises a first nozzle and a second nozzle, the spraying directions of the first nozzle and the second nozzle face the center of the outer ring, and the first nozzle and the second nozzle are located on the same plane. In this scheme, the nozzle includes first nozzle and second nozzle, improves spraying efficiency. And the first nozzle and the second nozzle are positioned on the same plane and symmetrically arranged, so that the powder distribution is more uniform.

Inventors

  • HOU BINBIN

Assignees

  • 合肥微睿科技股份有限公司

Dates

Publication Date
20260508
Application Date
20250530

Claims (10)

  1. 1. A powder feeding nozzle assembly of a fusion gun is characterized by comprising an outer ring (1) and an inner ring (4), The outer ring (1) is sleeved on the outer side of the inner ring (4), the inner ring (4) is used for being connected with a smelting gun, the outer ring (1) is further provided with a nozzle (3), the nozzle (3) comprises a first nozzle and a second nozzle, the spraying directions of the first nozzle and the second nozzle face the center of the outer ring (1), and the first nozzle and the second nozzle are located on the same plane.
  2. 2. The powder-feeding nozzle assembly of a fusion gun according to claim 1, wherein the injection direction of the first nozzle and the second nozzle is perpendicular to the axial center line of the outer ring (1).
  3. 3. The powder delivery nozzle assembly of a fusion gun according to claim 1, wherein the outer ring (1) is connected with a first fixing frame (21) and a second fixing frame (22), the first nozzle is fixed on the first fixing frame (21), and the second nozzle is fixed on the second fixing frame (22).
  4. 4. A powder delivery nozzle assembly of a fusion gun according to any one of claims 1 to 3, wherein the outer ring (1) and the inner ring (4) are integrally formed.
  5. 5. A powder delivery nozzle assembly of a fusion gun according to any one of claims 1 to 3, wherein the outer ring (1) and the inner ring (4) are detachably connected.
  6. 6. The powder feeding nozzle assembly of the fusion gun according to claim 5, wherein an inner ring fixing position (42) is concavely arranged on the outer side of the inner ring (4) along the circumferential direction of the inner ring, an outer ring fixing connection position (11) is arranged on the outer ring (1), a connecting piece is installed in the outer ring fixing connection position (11), and the connecting piece is tightly pressed on the inner ring fixing position (42).
  7. 7. The powder delivery nozzle assembly as set forth in claim 6, wherein the inner ring (4) has a plane aa perpendicular to an axial center line thereof, a side surface of the inner ring fixing portion (42) is disposed obliquely with respect to the plane aa, and an angle α between the side surface of the inner ring fixing portion (42) and the plane aa is 40 ° to 50 °.
  8. 8. The powder-feeding nozzle assembly of a fusion gun according to claim 6, wherein the outer ring fixing connecting position (11) is arranged along the radial direction of the outer ring (1).
  9. 9. The powder delivery nozzle assembly of a gun as set forth in claim 8, wherein said outer ring stationary attachment locations (11) are arrayed about an axially central array of said outer ring (1).
  10. 10. A powder-feeding nozzle assembly of a fusion-jet gun according to any one of claims 1-9, characterized in that the inner ring (4) is mounted on the nozzle.

Description

Powder feeding nozzle assembly of smelting gun and smelting gun Technical Field The utility model relates to the technical field of a spray gun, in particular to a spray gun powder feeding nozzle assembly and a spray gun. Background The melting gun melts ceramic powder, metal powder and other materials through plasma, and forms a layer of coating on the surface of the product, so that the product has the effects of corrosion resistance and service life prolongation. The spray gun is sprayed by using a powder feeding nozzle, and the powder feeding nozzle is installed by adopting related components. However, the existing powder feeding nozzle assembly can only be provided with a single powder feeding nozzle, so that on one hand, the powder feeding efficiency is low, on the other hand, the spray coating film is uneven, and the assembly is inconvenient to install. Disclosure of utility model The utility model provides a powder feeding nozzle assembly of a smelting shooting gun and the smelting shooting gun, which are used for solving the problem of low powder feeding efficiency of the existing smelting shooting gun. In order to achieve the above purpose, the technical scheme provided by the utility model is as follows: a powder feeding nozzle assembly of a fusion spray gun comprises an outer ring and an inner ring, The outer ring is sleeved on the outer side of the inner ring and is used for being connected with a spray gun, the outer ring is further provided with a nozzle, the nozzle comprises a first nozzle and a second nozzle, the spraying directions of the first nozzle and the second nozzle face the center of the outer ring, and the first nozzle and the second nozzle are located on the same plane. As a further improvement, the injection direction of the first and second nozzles is perpendicular to the axial centerline of the outer race. As a further improvement, the outer ring is connected with a first fixing frame and a second fixing frame, the first nozzle is fixed on the first fixing frame, and the second nozzle is fixed on the second fixing frame. As a further improvement, the outer ring and the inner ring are integrally formed. As a further improvement, the outer ring and the inner ring are detachably connected. As a further improvement, the outer side of the inner ring is provided with an inner ring fixing position along the circumferential recess, the outer ring is provided with an outer ring fixing connection position, a connecting piece is arranged in the outer ring fixing connection position, and the connecting piece is tightly pressed on the inner ring fixing position. As a further improvement, the inner ring is provided with a plane aa perpendicular to the axial center line of the inner ring, the side face of the inner ring fixing position is obliquely arranged relative to the plane aa, and an included angle alpha between the side face of the inner ring fixing position and the plane aa is 40-50 degrees. As a further improvement, the outer ring fixed connection position is arranged along the radial direction of the outer ring. As a further improvement, the outer ring fixed connection locations are arranged around an axial center array of the outer ring. The utility model also provides a spray gun, which comprises a gun nozzle and the spray gun powder feeding nozzle assembly, wherein the inner ring is arranged on the gun nozzle. Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects: (1) The powder feeding nozzle assembly of the fusion spray gun comprises an outer ring and an inner ring, wherein the outer ring is also provided with a nozzle, and the nozzle comprises a first nozzle and a second nozzle, so that the spraying efficiency is improved. And the first nozzle and the second nozzle are positioned on the same plane and symmetrically arranged, so that the powder distribution is more uniform. (2) According to the powder feeding nozzle assembly of the fusion spraying gun, the spraying directions of the first nozzle and the second nozzle are perpendicular to the axial center line of the outer ring, and powder distribution uniformity is better during spraying. (3) According to the powder feeding nozzle assembly of the smelting-spraying gun, the outer ring and the inner ring are detachably connected, the inner ring is firstly connected with the nozzle of the smelting-spraying gun, and then the outer ring is connected, as the first nozzle and the second nozzle are arranged on the outer ring, the outer ring can rotate around the axial center of the inner ring by any angle, and the positions of the first nozzle and the second nozzle can be conveniently adjusted. (4) According to the powder feeding nozzle assembly of the fusion spraying gun, the side face of the inner ring fixing position is obliquely arranged relative to the plane aa, so that the shape of the inner ring fixing position is more matched with that of the connecting piece, the