Spray gun for supersonic speed electric arc spraying

Abstract

The utility model relates to the technical field of spray guns for supersonic speed electric arc spraying, in particular to a spray gun for supersonic speed electric arc spraying, which comprises a spray gun body and a handle, a bundling structure is arranged at the front end of the spray gun body, a split structure is arranged outside the spray gun body, the bundling structure comprises a nozzle, the nozzle is arranged at the front end of the spray gun body, and the handle is arranged at the front end of the spray gun body. A fixing ring is fixedly arranged on the outer wall of the nozzle, a mounting ring is coaxially arranged at the front end of the fixing ring, the mounting ring is fixedly connected with the lower dust collecting barrel and the upper dust collecting barrel, a clamping seat is clamped outside the mounting ring and the fixing ring, the clamping seat is arranged in a C shape, and a limiting rod is inserted into the clamping seat. According to the spray gun for supersonic speed electric arc spraying, when the spray gun is used, particles sprayed out by the spray gun can be concentrated through the lower dust collecting barrel and the upper dust collecting barrel, bolt installation is avoided, the spray gun is more convenient to disassemble and assemble, and the practicability and convenience of the spray gun are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of a spray gun for supersonic arc spraying, in particular to a spray gun for supersonic arc spraying. Background Art

[0002] Supersonic arc spraying is a process in which two wire-shaped metal spray materials are fed into two conductive nozzles in an arc spray gun. The conductive nozzles are respectively connected to two poles of high current and low voltage, and are usually used with a supersonic arc spray gun.

[0003] For example, a supersonic arc spraying device of an authorized Chinese utility patent with announcement number CN209816249U includes a spray gun body, a nozzle is provided on the spray gun body, a dust collecting cylinder is fixedly installed at the nozzle, the cross-sectional size of one end of the dust collecting cylinder is smaller than the cross-sectional size of the other end, and a section of the dust collecting cylinder with a smaller cross-sectional size is fixedly connected to the opening of the spray gun body.

[0004] In order to prevent the particles from being difficult to concentrate and the arc being scattered during spraying, which causes serious environmental pollution, existing supersonic arc spraying guns usually have a dust collector installed at the nozzle. However, the dust collector is usually installed with bolts, which makes it inconvenient to disassemble and assemble. In addition, the dust collector is an integrated structure, which makes it inconvenient to clean the particles attached to the inner wall of the dust collector when it is not in use. Therefore, a supersonic arc spraying gun is urgently needed to solve the above problems. Utility Model Content

[0005] The utility model aims to provide a spray gun for supersonic arc spraying, so as to solve the problem that the existing supersonic arc spray gun proposed in the above background technology is that in order to avoid the difficulty in concentrating the particles emitted from the arc spray gun, the large arc dispersion during spraying, and the serious environmental pollution, a dust collecting tube is usually installed at the nozzle, but the dust collecting tube is usually installed with bolts, which makes it inconvenient to disassemble and assemble, and the dust collecting tube is an integrated structure, which makes it inconvenient to clean the particles attached to the inner wall of the dust collecting tube when it is not in use.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a spray gun for supersonic arc spraying, comprising: a spray gun body and a handle, a clustering structure is arranged at the front end of the spray gun body, a split structure is arranged outside the spray gun body, the clustering structure comprises a nozzle, the nozzle is arranged at the front end of the spray gun body, a fixing ring is fixedly arranged on the outer wall of the nozzle, a mounting ring is arranged on the same axis at the front end of the fixing ring, the mounting ring is fixedly connected to the lower dust collecting cylinder and the upper dust collecting cylinder, a holder is clamped on the outside of the mounting ring and the fixing ring, the holder is arranged in a C shape, a limit rod is inserted inside the holder, and the limit rod is inserted inside the fixing ring and the mounting ring.

[0007] Preferably, a limiting block is fixedly provided on the inner wall of the holder, the limiting block is clamped inside the limiting groove, and the limiting groove is opened inside the fixing ring and the mounting ring.

[0008] Preferably, the split structure includes a first mounting seat, the first mounting seat is fixedly provided on the outer wall of the lower dust collecting tube, the outer wall of the upper dust collecting tube is fixedly provided with a second mounting seat, the bottom end of the second mounting seat is fixedly connected with a mounting block, an insertion rod is inserted inside the mounting block, the insertion rod can slide inside the first mounting seat, the end of the insertion rod away from the mounting block is inserted inside the insertion cavity, the insertion cavity is opened inside the first mounting seat, and a pull rod is fixedly provided on the side wall of the insertion rod.

[0009] Preferably, one end of the insertion rod away from the mounting block is fixedly connected to a spring, and one end of the spring away from the insertion rod is fixedly connected to the inner wall of the insertion cavity.

[0010] Preferably, a sliding block is fixedly connected to the side wall of the insertion rod, and the sliding block is slidably arranged inside a sliding groove, and the sliding groove is opened inside the first mounting seat.

[0011] Preferably, a positioning block is fixedly connected to the upper end of the first mounting seat, the positioning block is clamped in the positioning groove, and the positioning groove is opened in the second mounting seat.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The supersonic arc spraying gun is provided with a clustering structure. When the supersonic arc spraying gun is used, the lower dust collecting barrel and the upper dust collecting barrel can be installed at the nozzle to avoid that the particles sprayed from the arc spraying gun are difficult to concentrate, the spraying arc is large, and the spraying efficiency is affected. During installation, the mounting ring at one end of the lower dust collecting barrel and the upper dust collecting barrel assembly is assembled with the fixing ring, and the holder can be arranged outside the fixing ring and the mounting ring, and then the limit rod is inserted into the fixing ring, the mounting ring and the holder at the same time, so that the mounting ring and the fixing ring can be conveniently assembled, the operation is simple and easy to disassemble and assemble. Through this design, the supersonic arc spraying gun can use the lower dust collecting barrel and the upper dust collecting barrel to concentrate the particles sprayed from the spray gun when in use, and avoid using bolts for installation, which is more convenient during disassembly and assembly, thereby improving the practicability and convenience of the device.

[0014] 2. The supersonic arc spraying gun is provided with a split structure. When using the supersonic arc spraying gun, the lower dust collecting barrel and the upper dust collecting barrel are assembled structures, which are convenient for separating them to clean the particles attached to the inner wall after use, so as to facilitate the next use. When disassembling, the pull rod can be pulled to drive the insertion rod to move away from the mounting block until the insertion rod is moved out of the mounting block, and the limit of the mounting block can be released. At this time, the upper dust collecting barrel is pulled upward to separate it from the lower dust collecting barrel for easy cleaning. Through this design, the dust collecting barrel in the supersonic arc spraying gun adopts a split structure, which is convenient for cleaning the particles attached to the inner wall after use, thereby improving the practicality and convenience of the device. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0016] Figure 2 It is a side cross-sectional schematic diagram of a local structure of the utility model;

[0017] Figure 3 For this utility model Figure 1 A schematic diagram of the structure enlargement in the middle;

[0018] Figure 4 For this utility model Figure 1 Enlarged schematic diagram of the structure at point B in the middle.

[0019] In the figure: 111, spray gun body; 112, handle; 2, cluster structure; 211, nozzle; 212, fixing ring; 213, mounting ring; 214, lower dust collecting cylinder; 215, upper dust collecting cylinder; 216, holder; 217, limit rod; 218, limit block; 219, limit groove; 3, split structure; 311, first mounting seat; 312, second mounting seat; 313, positioning block; 314, positioning groove; 315, mounting block; 316, plug rod; 317, pull rod; 318, insertion cavity; 319, spring; 320, slider; 321, slide groove. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-4 , an embodiment provided by the utility model:

[0022] A spray gun for supersonic arc spraying, comprising: a spray gun body 111 and a handle 112, a cluster structure 2 is arranged at the front end of the spray gun body 111, a split structure 3 is arranged outside the spray gun body 111, the cluster structure 2 comprises a nozzle 211, the nozzle 211 is arranged at the front end of the spray gun body 111, a fixing ring 212 is fixedly arranged on the outer wall of the nozzle 211, a mounting ring 213 is arranged on the same axis at the front end of the fixing ring 212, the mounting ring 213 is fixedly connected with a lower dust collecting cylinder 214 and an upper dust collecting cylinder 215, a clamping seat 216 is clamped on the outside of the mounting ring 213 and the fixing ring 212, the clamping seat 216 is arranged in a C shape, a limiting rod 217 is inserted inside the clamping seat 216, and the limiting rod 217 is inserted in The interior of the fixing ring 212 and the mounting ring 213 is designed so that when the supersonic arc spraying gun is used, the lower dust collecting tube 214 and the upper dust collecting tube 215 can be installed at the nozzle 211 to avoid that the particles sprayed from the arc spraying gun are difficult to concentrate, the spraying arc is large, and the spraying efficiency is affected. During installation, the mounting ring 213 at one end of the lower dust collecting tube 214 and the upper dust collecting tube 215 assembly is assembled with the fixing ring 212, and the holder 216 can be set to the outside of the fixing ring 212 and the mounting ring 213, and then the limiting rod 217 is inserted into the fixing ring 212, the mounting ring 213 and the holder 216 at the same time, so that the mounting ring 213 and the fixing ring 212 can be conveniently assembled, and the operation is simple and easy to disassemble and assemble.

[0023] Furthermore, a limit block 218 is fixedly provided on the inner wall of the holder 216, and the limit block 218 is clamped inside the limit groove 219. The limit groove 219 is opened inside the fixing ring 212 and the mounting ring 213. Through this design, the limit block 218 is clamped inside the limit groove 219, which can improve the stability of the holder 216 outside the fixing ring 212 and the mounting ring 213.

[0024] Furthermore, the split structure 3 includes a first mounting seat 311, the first mounting seat 311 is fixedly arranged on the outer wall of the lower dust collecting cylinder 214, the outer wall of the upper dust collecting cylinder 215 is fixedly arranged with a second mounting seat 312, the bottom end of the second mounting seat 312 is fixedly connected with a mounting block 315, an insertion rod 316 is inserted inside the mounting block 315, the insertion rod 316 can slide inside the first mounting seat 311, the end of the insertion rod 316 away from the mounting block 315 is inserted inside the insertion cavity 318, the insertion cavity 318 is opened inside the first mounting seat 311, and the side wall of the insertion rod 316 is fixedly arranged Pull rod 317, through this design, when using the supersonic arc spraying spray gun, the lower dust collecting tube 214 and the upper dust collecting tube 215 are assembled structures, which are convenient for separating them to clean the particles attached to the inner wall after use, so as to facilitate the next use. When disassembling, the pull rod 317 can be pulled to drive the insertion rod 316 to move away from the mounting block 315 until the insertion rod 316 moves out of the mounting block 315, and the limit of the mounting block 315 can be released. At this time, the upper dust collecting tube 215 can be pulled upward to separate it from the lower dust collecting tube 214 for easy cleaning.

[0025] Furthermore, one end of the rod 316 away from the mounting block 315 is fixedly connected to a spring 319, and one end of the spring 319 away from the rod 316 is fixedly connected to the inner wall of the insertion cavity 318. Through this design, when the lower dust collecting cylinder 214 and the upper dust collecting cylinder 215 are installed, they are spliced, and at the same time, the mounting block 315 enters the mounting groove opened inside the first mounting seat 311. At this time, the spring 319 is in a compressed and force-accumulating state. The pull rod 317 is released, and the elastic force of the spring 319 can automatically drive the rod 316 to enter the interior of the mounting block 315 for limiting, which is convenient for installation.

[0026] Furthermore, a slider 320 is fixedly connected to the side wall of the insertion rod 316, and the slider 320 is slidably set inside the slide groove 321, and the slide groove 321 is opened inside the first mounting seat 311. Through this design, when the insertion rod 316 moves, the slider 320 moves synchronously inside the slide groove 321, thereby realizing the limiting effect on the insertion rod 316 and making its movement more stable.

[0027] Furthermore, a positioning block 313 is fixedly connected to the upper end of the first mounting seat 311, and the positioning block 313 is clamped in the positioning groove 314. The positioning groove 314 is opened in the second mounting seat 312. Through this design, when assembling the lower dust collecting barrel 214 and the upper dust collecting barrel 215, the positioning block 313 preferentially enters the positioning groove 314 to play a positioning and guiding role, making the splicing of the lower dust collecting barrel 214 and the upper dust collecting barrel 215 more convenient.

[0028] Working principle:

[0029] When using the supersonic arc spraying spray gun, the lower dust collecting tube 214 and the upper dust collecting tube 215 can be installed at the nozzle 211 to prevent the particles sprayed from the arc spray gun from being difficult to concentrate, resulting in large arc dispersion during spraying and affecting the spraying efficiency. During installation, the mounting ring 213 at one end of the lower dust collecting tube 214 and the upper dust collecting tube 215 assembly is assembled with the fixing ring 212, and the holder 216 can be set to the outside of the fixing ring 212 and the mounting ring 213, and then the limiting rod 217 can be inserted into the fixing ring 212, the mounting ring 213 and the holder 216 at the same time, so that the mounting ring 213 and the fixing ring 212 can be conveniently assembled, and the operation is simple and easy to disassemble and assemble.

[0030] When using the supersonic arc spraying spray gun, the lower dust collecting cylinder 214 and the upper dust collecting cylinder 215 are assembled structures, which are convenient for separating them to clean the particles attached to the inner wall after use, so as to facilitate the next use. When disassembling, the pull rod 317 can be pulled to drive the insertion rod 316 to move away from the mounting block 315 until the insertion rod 316 moves out of the mounting block 315, and the limit of the mounting block 315 can be released. At this time, the upper dust collecting cylinder 215 can be pulled upward to separate it from the lower dust collecting cylinder 214 for easy cleaning, and the operation is completed.

[0031] The above are only preferred embodiments of the present invention and are not intended to limit the present invention in any form. Any ordinary technician in the industry can smoothly implement the present invention as shown in the drawings and above. However, any equivalent changes, modifications and evolutions made by technicians familiar with the profession without departing from the scope of the technical solution of the present invention using the technical content disclosed above are all equivalent embodiments of the present invention. At the same time, any equivalent changes, modifications and evolutions made to the above embodiments based on the essential technology of the present invention are still within the protection scope of the technical solution of the present invention.

Claims

1. A spray gun for supersonic arc spraying, comprising: The spray gun body (111) and the handle (112) are characterized in that: a cluster structure (2) is arranged at the front end of the spray gun body (111), a split structure (3) is arranged outside the spray gun body (111), the cluster structure (2) comprises a nozzle (211), the nozzle (211) is arranged at the front end of the spray gun body (111), a fixing ring (212) is fixedly arranged on the outer wall of the nozzle (211), and the front end of the fixing ring (212) A mounting ring (213) is provided on the same axis, the mounting ring (213) is fixedly connected to the lower dust collecting cylinder (214) and the upper dust collecting cylinder (215), a clamping seat (216) is provided outside the mounting ring (213) and the fixing ring (212), the clamping seat (216) is provided in a C shape, a limiting rod (217) is inserted inside the clamping seat (216), and the limiting rod (217) is inserted inside the fixing ring (212) and the mounting ring (213).

2. A supersonic arc spraying gun according to claim 1, characterized in that: A limit block (218) is fixedly arranged on the inner wall of the clamping seat (216), and the limit block (218) is clamped inside a limit groove (219), and the limit groove (219) is provided inside the fixing ring (212) and the mounting ring (213).

3. The supersonic arc spraying gun according to claim 1, characterized in that: The split structure (3) includes a first mounting seat (311), the first mounting seat (311) is fixedly arranged on the outer wall of the lower dust collecting cylinder (214), the outer wall of the upper dust collecting cylinder (215) is fixedly arranged with a second mounting seat (312), the bottom end of the second mounting seat (312) is fixedly connected with a mounting block (315), an insertion rod (316) is inserted inside the mounting block (315), the insertion rod (316) can slide inside the first mounting seat (311), the end of the insertion rod (316) away from the mounting block (315) is inserted into the insertion cavity (318), the insertion cavity (318) is opened inside the first mounting seat (311), and a pull rod (317) is fixedly arranged on the side wall of the insertion rod (316).

4. A supersonic arc spraying gun according to claim 3, characterized in that: One end of the insertion rod (316) away from the mounting block (315) is fixedly connected to a spring (319), and one end of the spring (319) away from the insertion rod (316) is fixedly connected to the inner wall of the insertion cavity (318).

5. The supersonic arc spraying gun according to claim 3, characterized in that: The side wall of the insertion rod (316) is fixedly connected with a slider (320), and the slider (320) is slidably arranged inside a slide groove (321), and the slide groove (321) is opened inside the first mounting seat (311).

6. The supersonic arc spraying gun according to claim 3, characterized in that: A positioning block (313) is fixedly connected to the upper end of the first mounting seat (311), and the positioning block (313) is clamped inside a positioning groove (314), and the positioning groove (314) is provided inside the second mounting seat (312).

Images