Supersonic flame spraying protection structure

Abstract

The utility model discloses a hypersonic flame spraying protection structure, which relates to the technical field of flame spraying and comprises a handheld handle, a nozzle is mounted on one side of the handheld handle, a conveying pipe is mounted in the handheld handle, a fixing box is mounted outside the handheld handle, a limiting groove is formed in the fixing box, and a baffle is mounted in the limiting groove. And a fixing block is arranged outside the limiting groove, a limiting rod is connected to the interior of the fixing block and the interior of the limiting groove, a rotating handle is installed outside the limiting rod, a damping strip is connected to the interior of the limiting groove, and a limiting block is installed on one side of the damping strip. The hand-held handle, the nozzle, the cooling sleeve, the damping strip, the fixing box and the protection plate are arranged, the protection plate and the cooling sleeve can be conveniently driven to move through the damping strip, cooling liquid in the cooling sleeve can cool the nozzle, the protection plate can protect the nozzle, the nozzle is prevented from making contact with the human body, and the practicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of flame spraying, in particular to a supersonic flame spraying protective structure. Background Art

[0002] Flame spraying refers to the use of the high temperature of a gas combustion flame to melt the spray material and spray it onto the surface of the workpiece with a compressed air flow to form a coating. As a new surface protection and surface strengthening process, flame spraying technology uses flame as a heat source to heat metal and non-metal materials to a molten state, and forms a mist flow under the impetus of a high-speed airflow, which is sprayed onto the substrate. When the sprayed tiny molten particles hit the substrate, plastic deformation occurs, forming a flaky superimposed deposition coating.

[0003] In the existing flame spraying equipment, the temperature of the nozzle in the flame spraying equipment is relatively high during use. If the worker is careless, the nozzle may easily burn the skin, which reduces the practicality of the equipment. Utility Model Content

[0004] The utility model aims to solve the problem that the nozzle temperature of the existing flame spraying equipment is relatively high during use, and the skin of the workers may be easily burned by the nozzle when they are careless, which reduces the practicality of the equipment. A supersonic flame spraying protective structure is proposed to solve the problem that the nozzle temperature of the existing flame spraying equipment is relatively high during use, and the workers may be easily burned by the nozzle when they are careless, which reduces the practicality of the equipment.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A supersonic flame spraying protective structure, comprising:

[0007] A hand-held handle, a nozzle is installed on one side of the hand-held handle, and a delivery pipe is installed inside the hand-held handle, a fixing box is installed outside the hand-held handle, and a limiting groove is opened inside the fixing box, a fixing block is arranged outside the limiting groove, and a limiting rod is connected inside the fixing block and the limiting groove, a rotating handle is installed outside the limiting rod, a damping strip is connected inside the limiting groove, and a limiting block is installed on one side of the damping strip, a protective plate is installed on the opposite side of the damping strip, and a cooling jacket is arranged inside the protective plate and outside the nozzle, a recovery pipe is connected to the top of the cooling jacket, and a delivery pump is installed on the other side of the recovery pipe, the other end of the delivery pump is connected to a connecting pipe, and a coolant box is installed on the other side of the connecting pipe, and a conduit is connected inside the coolant box and inside the cooling jacket.

[0008] Preferably, a damping shaft is installed on the front of the fixed box, and a connecting shaft is connected to the inside of the damping shaft, a box cover is installed on the outside of the connecting shaft, and a first magnetic block is installed on the outside of the box cover, and a second magnetic block is installed on the inside of the fixed box.

[0009] Preferably, a fixing structure is formed between the box cover and the fixing box by a first magnetic block and a second magnetic block, and the length of the first magnetic block is equal to the length of the second magnetic block.

[0010] Preferably, a movable structure is formed between the cooling sleeve and the fixed box through damping strips and limiting grooves, and the inner wall of the cooling sleeve is in contact with the outer wall of the nozzle.

[0011] Preferably, a lifting structure is formed between the limiting rod and the limiting groove through a fixing block and a rotating handle, and the outer wall of the limiting rod and the inner wall of the fixing block are in a threaded structure.

[0012] In summary, due to the adoption of the above technical solution, the beneficial effects of the utility model are:

[0013] 1. In the utility model, a hand-held handle, a nozzle, a cooling sleeve, a damping strip, a fixing box and a protective plate are provided. The protective plate and the cooling sleeve can be conveniently driven to move by the damping strip. The coolant inside the cooling sleeve can cool the nozzle. The protective plate can protect the nozzle to avoid contact between the nozzle and the human body, and the utility model has high practicality.

[0014] 2. In the utility model, a turning handle, a protective plate, a damping strip, a limiting block, a fixed block, a fixed box and a limiting rod are provided. By operating the turning handle, the limiting rod can be conveniently driven to rotate and lift, so that the restriction of the damping strip is conveniently released, and the protective plate can be moved out of the fixed box, which is convenient for the staff to replace or repair the protective plate, and has high practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall front structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the overall internal structure of the utility model;

[0017] Figure 3 for Figure 2 Enlarged structural diagram at A in the middle.

[0018] Legend:

[0019] 1. Handle; 2. Delivery pipe; 3. Nozzle; 4. Fixing box; 5. Coolant box; 6. Connecting pipe; 7. Delivery pump; 8. Recovery pipe; 9. Damping shaft; 10. Connecting shaft;

[0020] 11. Box cover; 12. First magnetic block; 13. Protective plate; 14. Damping strip; 15. Conduit;

[0021] 16. Cooling jacket; 17. Limiting groove; 18. Limiting block; 19. Second magnetic block; 20. Turning handle; 21. Fixed block; 22. Limiting rod. DETAILED DESCRIPTION

[0022] The technical solution of this patent is further described in detail below in conjunction with specific implementation methods.

[0023] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0024] In the description of this patent, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing this patent and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on this patent.

[0025] In the description of this patent, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "set" should be understood in a broad sense, for example, it can be fixedly connected or set, or it can be detachably connected or set, or connected or set in one piece. For ordinary technicians in this field, the specific meanings of the above terms in this patent can be understood according to specific circumstances.

[0026] Reference Figure 1-3A supersonic flame spraying protective structure includes a hand-held handle 1, a nozzle 3 is installed on one side of the hand-held handle 1, a delivery pipe 2 is installed inside the hand-held handle 1, a fixing box 4 is installed outside the hand-held handle 1, and a limiting groove 17 is opened inside the fixing box 4, a fixing block 21 is arranged outside the limiting groove 17, and a limiting rod 22 is connected inside the fixing block 21 and the limiting groove 17, a lifting structure is formed between the limiting rod 22 and the limiting groove 17 through the fixing block 21 and a rotating handle 20, and the outer wall of the limiting rod 22 and the inner wall of the fixing block 21 are in a threaded structure, the rotating handle 20 is manually operated, and the rotating handle 20 drives the limiting rod 22 to rotate and lift through the fixing block 21, so that it is convenient to limit the damping strip 14, the limiting rod 22 is installed with a rotating handle 20 outside, and the limiting groove 17 is connected with a damping rod 22 inside. The damping strip 14 is provided with a limiting block 18 on one side of the damping strip 14, a protective plate 13 is provided on the opposite side of the damping strip 14, and a cooling jacket 16 is provided inside the protective plate 13 and outside the nozzle 3, a movable structure is formed between the cooling jacket 16 and the fixed box 4 through the damping strip 14 and the limiting groove 17, and the inner wall of the cooling jacket 16 is in contact with the outer wall of the nozzle 3, the protective plate 13 is manually pulled, and the protective plate 13 drives the cooling jacket 16 to move through the damping strip 14 and the limiting groove 17, so that it is convenient to protect the nozzle 3, a recovery pipe 8 is connected to the top of the cooling jacket 16, and a delivery pump 7 is installed on the other side of the recovery pipe 8, the other end of the delivery pump 7 is connected to a connecting pipe 6, and a coolant box 5 is installed on the other side of the connecting pipe 6, and a conduit 15 is connected to the inside of the coolant box 5 and the inside of the cooling jacket 16;

[0027] A damping shaft 9 is installed on the front of the fixed box 4, and a connecting shaft 10 is connected to the inside of the damping shaft 9, a box cover 11 is installed on the outside of the connecting shaft 10, and a first magnetic block 12 is installed on the outside of the box cover 11. The box cover 11 and the fixed box 4 are fixedly structured by the first magnetic block 12 and the second magnetic block 19, and the length of the first magnetic block 12 is equal to the length of the second magnetic block 19. When the box cover 11 is manually operated, the box cover 11 drives the first magnetic block 12 to rotate, and the first magnetic block 12 will rotate to the second magnetic block 19, so that the fixing work of the box cover 11 is conveniently completed. The second magnetic block 19 is installed on the inner side of the fixed box 4.

[0028] Working principle: When in use, the staff first holds the hand-held handle 1, oxygen, compressed air, fuel gas and powder are injected into the hand-held handle 1 through the delivery pipe 2 and ignited, and the molten metal powder is supersonic ejected through the nozzle 3 to perform surface treatment on the workpiece, and the protective plate 13 is manually pulled. The protective plate 13 drives the cooling sleeve 16 to move through the damping strip 14 and the limiting groove 17. The cooling sleeve 16 will move to the nozzle 3, and the nozzle 3 can be protected by the protective plate 13 to prevent the high-temperature nozzle 3 from scalding the staff. The coolant in the coolant box 5 flows into the cooling sleeve 16 through the conduit 15, and then the delivery pump 7 is started. The delivery pump 7 delivers the high-temperature coolant in the cooling sleeve 16 to the coolant through the recovery pipe 8 and the connecting pipe 6. Cooling work is carried out in the box 5, and the nozzle 3 can be cooled by the coolant in the cooling sleeve 16. The box cover 11 is manually operated, and the box cover 11 is rotated through the damping shaft 9 and the connecting shaft 10. The box cover 11 drives the first magnetic block 12 to rotate, and the first magnetic block 12 will be separated from the second magnetic block 19, so that it is convenient to complete the opening work of the fixed box 4 and to facilitate the inspection of the internal parts of the fixed box 4. The handle 20 is manually operated, and the handle 20 drives the limiting rod 22 to rotate and lift through the fixed block 21. The limiting rod 22 will rotate and lift to the outside of the limiting groove 17, so that it is convenient to remove the restriction of the damping strip 14, and the protective plate 13 can be moved out of the fixed box 4 for inspection or replacement.

[0029] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A supersonic flame spraying protective structure, characterized in that: include: A hand-held handle (1), a nozzle (3) is installed on one side of the hand-held handle (1), a delivery tube (2) is installed inside the hand-held handle (1), a fixing box (4) is installed outside the hand-held handle (1), a limiting groove (17) is opened inside the fixing box (4), a fixing block (21) is arranged outside the limiting groove (17), a limiting rod (22) is connected inside the fixing block (21) and the limiting groove (17), a rotating handle (20) is installed outside the limiting rod (22), a damping strip (14) is connected inside the limiting groove (17), and the damping strip (14) is connected inside the limiting groove (17). A limiting block (18) is installed on one side of the strip (14), a protective plate (13) is installed on the opposite side of the damping strip (14), and a cooling jacket (16) is provided inside the protective plate (13) and outside the nozzle (3), a recovery pipe (8) is connected to the top of the cooling jacket (16), and a delivery pump (7) is installed on the other side of the recovery pipe (8), the other end of the delivery pump (7) is connected to a connecting pipe (6), and a coolant box (5) is installed on the other side of the connecting pipe (6), and a conduit (15) is connected between the inside of the coolant box (5) and the inside of the cooling jacket (16).

2. A supersonic flame spraying protective structure according to claim 1, characterized in that: A damping shaft (9) is installed on the front of the fixed box (4), and a connecting shaft (10) is connected to the inside of the damping shaft (9), a box cover (11) is installed on the outside of the connecting shaft (10), and a first magnetic block (12) is installed on the outside of the box cover (11), and a second magnetic block (19) is installed on the inside of the fixed box (4).

3. A supersonic flame spraying protective structure according to claim 2, characterized in that: A fixing structure is formed between the box cover (11) and the fixing box (4) by means of a first magnetic block (12) and a second magnetic block (19), and the length of the first magnetic block (12) is equal to the length of the second magnetic block (19).

4. The supersonic flame spraying protective structure according to claim 1, characterized in that: A movable structure is formed between the cooling sleeve (16) and the fixed box (4) via a damping strip (14) and a limiting groove (17), and the inner wall of the cooling sleeve (16) is in contact with the outer wall of the nozzle (3).

5. The supersonic flame spraying protective structure according to claim 1, characterized in that: A lifting structure is formed between the limiting rod (22) and the limiting groove (17) via a fixing block (21) and a rotating handle (20), and the outer wall of the limiting rod (22) and the inner wall of the fixing block (21) are in a threaded structure.

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