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CN-122006948-A - Pipeline inner wall spraying equipment

CN122006948ACN 122006948 ACN122006948 ACN 122006948ACN-122006948-A

Abstract

The invention belongs to the technical field of pipeline inner wall spraying, and relates to pipeline inner wall spraying equipment. The positioning mechanism comprises an upper group of angle adjusting structures and a lower group of angle adjusting structures, and drives the sliding ring to move through the electric telescopic rod to drive the positioning connecting rod to rotate, so that the moving wheel is adapted to pipelines with different pipe diameters and stably positioned. After the coating is fully mixed by the batching device, the coating is pumped to the spray head through the material conveying device, and the spray head is driven by the rotating device to rotate for spraying. The scraping structure is attached to the inner wall of the pipeline to scrape the coating evenly, so that the coating is prevented from dripping, and the drying device is used for drying the coating instantly. The equipment has strong adaptability, uniform spraying and high operation efficiency, and is suitable for the protection spraying of the inner walls of various pipelines.

Inventors

  • CAO CHANGKUN
  • ZHANG FUGANG

Assignees

  • 山东九旭机械科技有限公司

Dates

Publication Date
20260512
Application Date
20260302

Claims (9)

  1. 1. The pipeline inner wall spraying equipment comprises a main body (1) and a positioning mechanism (2) arranged on the periphery of the main body (1), and is characterized in that a cavity (3) is formed in the main body (1), a batching device (4) and a material conveying device (5) are sequentially arranged in the cavity (3), a spray head (6) is arranged on the upper side of the main body (1) and is connected with the material conveying device (5), and a rotating device (7) for driving the spray head (6) to rotate is further arranged on the main body (1); the top of the spray head (6) is provided with a second main body (8), the periphery of the second main body (8) is provided with a scraping structure (9), and the top of the second main body (8) is provided with a drying device (10).
  2. 2. The pipe inner wall spraying apparatus according to claim 1, wherein the positioning mechanism (2) comprises a first angle adjusting structure (21) and a second angle adjusting structure (22), and the first angle adjusting structure (21) and the second angle adjusting structure (22) each comprise a fixing ring (211) fixed at the outer periphery of the main body (1); a sliding ring (212) which is positioned at the periphery of the main body (1) and is in sliding fit with the main body (1); a positioning connecting rod (213), one end of which is hinged with the fixed ring (211), and the other end of which is provided with a moving wheel (214); And one end of the switching connecting rod (215) is hinged with the sliding ring (212), and the other end of the switching connecting rod is hinged with the positioning connecting rod (213).
  3. 3. The pipe inner wall spraying apparatus according to claim 2, wherein the sliding ring (212) of the first angle adjusting structure (21) and the sliding ring (212) of the second angle adjusting structure (22) are fixedly connected by a connecting rod (216); An electric telescopic rod (217) is arranged on the fixed ring (211) of the first angle adjusting structure (21) and is connected with the sliding ring (212) of the first angle adjusting structure (21); The electric telescopic rod (217) drives the sliding ring (212) to move so as to realize the contraction and expansion of the positioning connecting rod (213).
  4. 4. A pipe inner wall spraying device according to claim 3, characterized in that the main body (1) is provided with two feed openings (11) which are communicated with the cavity (3); The batching device (4) comprises a baffle plate (41) fixed in the cavity (3), a stirring motor (42) is fixedly arranged on the lower side of the baffle plate (41), and the stirring motor (42) is connected with a stirring structure (43).
  5. 5. The pipe inner wall spraying apparatus as claimed in claim 4, wherein the feed means (5) comprises a feed pump (51) mounted on the partition (41), the feed pump (51) being connected to a feed pipe (52) and a feed pipe (53), the feed pipe (52) passing through the partition (41) and being located below the partition (41), and the paint stirred uniformly between the partitions (41) being pumped into the feed pipe (53).
  6. 6. The pipe inner wall spraying apparatus as claimed in claim 5, wherein the spray head (6) has a transition section (61), and the transition section (61) extends from the upper end of the main body (1) into the cavity (3) and is rotatably connected to the feed delivery pipe (53).
  7. 7. The pipe inner wall spraying apparatus as claimed in claim 6, wherein the rotating means (7) comprises a gear (71) fixedly installed at the outer circumference of the adapter section (61) and a rotating motor (72) installed at the upper end of the main body (1), and a driving gear (73) is installed on an output shaft of the rotating motor (72) to be engaged with the gear (71).
  8. 8. The apparatus for spraying an inner wall of a pipe according to claim 7, wherein the scraping structure (9) comprises: a second fixing ring (91) fixed to the outer periphery of the second main body (8); A second sliding ring (92) which is positioned at the periphery of the second main body (8) and is in sliding fit with the second main body (8); One end of the scraping connecting rod (93) is hinged with the second fixed ring (91), and the other end of the scraping connecting rod is provided with a scraping area; and one end of the second switching connecting rod (94) is hinged with the second sliding ring (92), and the other end of the second switching connecting rod is hinged with the scraping connecting rod (93).
  9. 9. The pipeline inner wall spraying equipment according to claim 8, wherein the drying device (10) comprises a mounting plate (101) mounted on the second main body (8), a hot air supply device (102) mounted on the mounting plate (101) and an air outlet head (103) connected with the hot air supply device (102), and a plurality of air outlets (104) are arranged on the air outlet head (103).

Description

Pipeline inner wall spraying equipment Technical Field The invention belongs to the technical field of spraying equipment, and relates to pipeline inner wall spraying equipment. Background The pipeline is widely applied in the fields of petroleum, chemical industry, water supply and drainage and the like, and the inner wall of the pipeline is easy to corrode and wear after being contacted with a medium for a long time, so that the pipeline needs to be sprayed and protected. The existing pipeline inner wall spraying equipment has the following defects: The suitability of the positioning moving travelling mechanism is poor, most of the positioning moving travelling mechanism can only work on pipelines with fixed pipe diameters, and when the pipelines with different pipe diameters are replaced, the matched positioning components are required to be replaced, so that the positioning travelling mechanism is complex in operation and high in cost. The coating is not fully mixed, and the uneven thickness of the coating is easy to occur after spraying, so that the protection effect is affected. The coating is easy to drip after spraying, not only causes material waste, but also can cause the accumulation of partial coating on the inner wall of the pipeline, and simultaneously lacks an instant drying structure, so that the coating curing efficiency is low. Aiming at the problems, the invention designs the pipeline inner wall spraying equipment which is adaptive to different pipe diameters, uniform in spraying and drip-proof, so as to solve the defects in the prior art. Disclosure of Invention The invention aims to solve the problems and provides a pipeline inner wall spraying device. In order to achieve the above purpose, the invention provides a pipeline inner wall spraying device, which comprises a main body and a positioning mechanism arranged on the periphery of the main body, wherein a cavity is arranged in the main body, a batching device and a material conveying device are sequentially arranged in the cavity, a spray head is arranged on the upper side of the main body and connected with the material conveying device, and a rotating device for driving the spray head to rotate is also arranged on the main body; The shower nozzle top is equipped with the second main part, and second main part periphery is equipped with scrapes the material structure, and second main part top is equipped with drying device. Further, the positioning mechanism comprises a first angle adjusting structure and a second angle adjusting structure, wherein the first angle adjusting structure and the second angle adjusting structure comprise a fixed ring which is fixed on the periphery of the main body; The sliding ring is positioned at the periphery of the main body and is in sliding fit with the main body; One end of the positioning connecting rod is hinged with the fixed ring, the other end is provided with a moving wheel; one end of the switching connecting rod is hinged with the sliding ring, the other end is hinged with the positioning connecting rod. Further, the sliding ring of the first angle adjusting structure and the sliding ring of the second angle adjusting structure are fixedly connected through a connecting rod; the fixed ring of the first angle adjusting structure is provided with an electric telescopic rod which is connected with the sliding ring of the first angle adjusting structure; the electric telescopic rod drives the sliding ring to move so as to realize the contraction and expansion of the positioning connecting rod. Further, the main body is provided with two feed inlets communicated with the cavity; The batching device comprises a baffle plate fixed in the cavity, a stirring motor is fixedly arranged on the lower side of the baffle plate, and the stirring motor is connected with a stirring structure. Further, the conveying device comprises a conveying pump arranged on the partition boards, the conveying pump is connected with a feeding pipe and a conveying pipe, the feeding pipe penetrates through the partition boards to be located below the partition boards, and the paint evenly stirred between the partition boards is pumped into the conveying pipe. Further, the nozzle is provided with a switching section which extends into the cavity from the upper end of the main body and is rotationally connected with the conveying pipe. Further, the rotating device comprises a gear fixedly arranged on the periphery of the switching section and a rotating motor arranged at the upper end of the main body, and a driving gear is arranged on an output shaft of the rotating motor and meshed with the gear. Further, the scraping structure comprises: the second fixing ring is fixed on the periphery of the second main body; The second sliding ring is positioned at the periphery of the second main body and is in sliding fit with the second main body; One end of the scraping connecting rod is hinged with the second fixed ring, and the o