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CN-224214420-U - Axial fan life-span detects frock

CN224214420UCN 224214420 UCN224214420 UCN 224214420UCN-224214420-U

Abstract

The application relates to the technical field of detection tools, in particular to an axial flow fan service life detection tool which comprises a horizontally arranged mounting table and a detection assembly rotatably arranged above the mounting table, wherein the detection assembly comprises two return pipes which are oppositely arranged, the return pipes are curved round pipes, the end parts of the two return pipes are oppositely arranged, one end of each return pipe is connected with a fan main body, the other end of each return pipe is connected with a three-way pipe, the fan main body is communicated with the two return pipes, the two end parts of each three-way pipe, which are coincident in axis, are respectively communicated with the two return pipes, and the return pipes, the fan main bodies and the three-way pipes form a return channel, so that the stable and efficient detection effect on the axial flow fan is achieved.

Inventors

  • WU DI

Assignees

  • 天津天陆嘉航科技有限公司

Dates

Publication Date
20260508
Application Date
20250627

Claims (9)

  1. 1. The utility model provides an axial fan life-span detects frock, its characterized in that includes mount table (11) that the level set up to and rotate and set up detection component (2) of mount table (11) top, detection component (2) are including two back flow (24) that set up relatively, back flow (24) are crooked pipe, and the tip of two back flow (24) sets up relatively, and back flow (24) one end is connected with fan main part (25), and back flow (24) other end is connected with three-way pipe (26), fan main part (25) all communicate with two back flow (24), three-way pipe (26) are T shape, and the both ends that three-way pipe (26) axis coincide communicate with two back flow (24) respectively, and back flow (24), fan main part (25) and three-way pipe (26) constitute the backward flow passageway.
  2. 2. The axial fan life detection tool as claimed in claim 1, wherein the mounting table (11) is provided with a first support frame (111) and a second support frame (112) at intervals on the upper surface, the first support frame (111) and the second support frame (112) are all U-shaped, the U-shaped openings face the mounting table (11), the detection assembly (2) is arranged between the first support frame (111) and the second support frame (112), limiting pieces (12) are arranged on the surfaces, facing away from the mounting table (11), of the first support frame (111) and the second support frame (112) through mounting plates (113), the axes of the two limiting pieces (12) are coincident, fixing units are arranged at positions, away from each other, of the peripheral walls of the return pipes (24), rotating columns (131) are coaxially arranged in the limiting pieces, rotating plates (132) are arranged at opposite ends of the two rotating columns (131), and the opposite plate surfaces of the rotating plates (132) are respectively connected with the two fixing units.
  3. 3. The tool for detecting the service life of the axial flow fan according to claim 2, wherein the fixing unit comprises a first fixing piece (21) and a second fixing piece (22), the first fixing piece (21) is connected with a plate surface of the rotating plate (132) deviating from the rotating column (131), the second fixing piece (22) is connected with the first fixing piece (21), the first fixing piece (21) and the second fixing piece (22) can form a complete cylinder, the first fixing piece (21) and the second fixing piece (22) can be sleeved on the peripheral wall of the return pipe (24), and the same side ends of the first fixing piece (21) and the second fixing piece (22) of the two fixing units are connected through the same connecting rod (23).
  4. 4. The tool for detecting the service life of the axial flow fan according to claim 2, wherein the first support frame (111) is provided with a driving motor (15) on the upper surface of the mounting table (11) deviating from the second support frame (112), an output shaft of the driving motor (15) faces the first support frame (111) and is coaxially arranged with the rotating column (131), and the end part of the output shaft of the driving motor (15) is coaxially connected with the end part of the rotating column (131) close to the driving motor (15) through a connecting shaft (16).
  5. 5. The tool for detecting the service life of the axial flow fan according to claim 1, wherein a closed cylinder (261) is arranged in the end part of the three-way pipe (26) spaced from the return pipe (24), a flange is arranged on the peripheral wall of the closed end of the closed cylinder (261), and the closed cylinder (261) is connected with the end part of the three-way pipe (26) through the flange.
  6. 6. The tool for detecting the service life of the axial flow fan according to claim 5, wherein a circular groove is coaxially formed in the closed end of the closed cylinder (261), a cross-shaped operation plate (262) is arranged in the circular groove, and four end faces of the operation plate (262) are fixedly connected with the groove wall of the circular groove.
  7. 7. The axial flow fan life detection tool as claimed in claim 1, wherein reinforcing members (27) matched with the end portions of the return pipe (24) are sleeved on two sides, which are away from the peripheral wall of the end portion, of the return pipe, and the end portions of the same sides of the reinforcing members (27) are connected through reinforcing rods (271).
  8. 8. The tool for detecting the service life of the axial flow fan according to claim 2, wherein a rotating bearing (14) is arranged on the surface of the second supporting frame (112) away from the mounting table (11) and is spaced from the limiting piece (12), and the rotating bearing (14) is sleeved on the peripheral wall of the rotating column (131) and is coaxially arranged with the rotating column (131).
  9. 9. The tool for detecting the service life of the axial flow fan according to claim 2, wherein four reinforcing plates are distributed on the end part, close to the rotating plate (132), of the peripheral wall of the rotating column (131) in a cross shape, the surface of each reinforcing plate is perpendicular to the surface of the rotating plate (132), and two adjacent side walls of each reinforcing plate are fixedly connected with the peripheral wall of the rotating column (131) and the surface of the rotating plate (132) respectively.

Description

Axial fan life-span detects frock Technical Field The application relates to the technical field of detection tools, in particular to a life detection tool for an axial flow fan. Background At present, an axial flow fan is auxiliary equipment used on a helicopter, meets the requirements of the helicopter on cooling, ventilation, environmental control and the like, and in order to reduce the possibility of a flight accident caused by problems of the axial flow fan in the flight process, the axial flow fan needs to be subjected to strict life detection in the development process, so that the safety and reliability of the axial flow fan are ensured, and the accurate service life of the axial flow fan is ensured. The existing detection means are all used for simulating the sand dust environment, air with sand dust is sent into an air inlet of an axial flow fan, the air with the sand dust is blown out from an air outlet of the axial flow fan through a flow passage of the axial flow fan, and the service life of the axial flow fan is judged according to the abrasion condition of the sand dust to the axial flow fan. The prior art solutions described above have the following drawbacks: 1. and in the testing process, the staff is required to continuously fill sand into the blowing device to ensure the simulated sand environment, and meanwhile, the collection and cleaning workload of the sand is also great. 2. The material loss of the test is large, and a large amount of sand dust cannot be recovered in the test process, so that the material loss is large. Disclosure of utility model The application provides a tool for detecting the service life of an axial flow fan in order to stably and efficiently detect the axial flow fan. The technical aim of the application is realized by the following technical scheme: The utility model provides an axial fan life-span detects frock, is in including the mount table that the level set up, and rotate the detection component that sets up the mount table top, detection component is including two back flow that set up relatively, the back flow is crooked pipe, and the tip of two back flow sets up relatively, and back flow one end is connected with the fan main part, and the back flow other end is connected with the three-way pipe, the fan main part all communicates with two back flow, the three-way pipe is T shape, and the both ends of three-way pipe axis coincidence communicate with two back flow respectively, and back flow, fan main part and three-way pipe constitution return channel. Through adopting above-mentioned technical scheme, through setting up mount table and top pivoted detection component, detection component includes two relative crooked back flows, fan main part and three-way pipe are connected respectively at the back flow both ends, fan main part and two back flow pipe intercommunication, the back flow is constituteed with the back flow pipe to the three-way pipe, back flow, fan main part and three-way pipe, can form confined air current circulation path, pack the sand in to the back flow channel through the three-way pipe, when the fan main part starts, fan main part blade can produce the air current, make sand circulate in the back flow channel, reuse sand carries out wearing and tearing detection, reduce the manual work and continuously pack the operation of sand, reduce sand loss, realize stable efficient axial fan life-span and detect. Optionally, mount table upper surface interval is provided with first support frame and second support frame, first support frame with the second support frame all is U-shaped and U-shaped opening all faces the mount table, and detection component sets up between first support frame and second support frame, and the surface that first support frame and second support frame deviate from the mount table all is provided with the locating part through the mounting panel, two locating part axis coincidence, back flow peripheral wall all is provided with fixed unit in the position department that keeps away from each other, coaxial rotation is provided with the spliced pole in the locating part, two the tip that the spliced pole is relative all is provided with the rotation board, the face that the rotation board is relative is connected with two fixed units respectively. Through adopting above-mentioned technical scheme, through setting up first support frame and second support frame, detection component is located between two support frames, the support frame deviates from the mount table surface and is equipped with the locating part through the mounting panel, two locating part axis coincidence, fixed unit is established to back flow peripheral wall, coaxial rotation is established in the locating part and is rotated the post, the relative tip of post is established the flier and is connected with fixed unit, can provide support and rotation fulcrum for detection component, make detection component can rotate between the support fr