CN216870399U

CN216870399U - Fixed handheld detector of wrist strap that aircraft pipe defect detection used

Info

Publication number: CN216870399U
Application number: CN202220152594.8U
Authority: CN
Inventors: 章健; 齐明; 谢金标
Original assignee: State Run Wuhu Machinery Factory
Current assignee: State Run Wuhu Machinery Factory
Priority date: 2022-01-20
Filing date: 2022-01-20
Publication date: 2022-07-01
Anticipated expiration: 2032-01-20

Abstract

The utility model relates to the technical field of airplane conduit detection, in particular to a wrist strap fixed handheld detector for detecting airplane conduit defects, which comprises a protective shell, two groups of wrist straps which are fixedly connected to the side wall of the protective shell and symmetrically distributed along the central axis of the protective shell, a display arranged on the side wall of the protective shell, a processing mechanism which is fixedly connected to the inside of the protective shell and can transmit a shot image to a terminal part and identify and analyze the image, and a limiting mechanism which is matched with the processing mechanism to fix the wrist straps and prevent the wrist straps from falling off in the using process, wherein the processing mechanism can be used for watching a detected picture in real time, so that the image in the airplane conduit can be shot more quickly and accurately, the phenomenon of arm congestion caused by long-time wearing can be avoided through an air bag, and discharged gas can be blown to the arms of people, thereby avoiding hot spots during long wearing time of the arm.

Description

Fixed handheld detector of wrist strap that aircraft pipe defect detection used

Technical Field

The utility model relates to the technical field of airplane conduit detection, in particular to a wrist strap fixed type handheld detector for detecting airplane conduit defects.

Background

In the field of aircraft manufacturing, metal conduits are mainly applied to systems of air conditioning, hydraulic pressure, fuel oil and the like of an aircraft and are responsible for functions of conveying fuel oil, oxygen and the like, and stress states are complex and changeable. For example, the conduit on the aircraft engine needs to bear various dynamic stresses generated by the vibration of the engine during the operation of the aircraft besides the hydraulic pressure or air pressure of the conduit due to the transmission function, and if the dynamic stresses are not properly borne, the conduit fails, thereby affecting the normal operation of the aircraft engine.

At present, there are various methods for non-contact detection of inner and outer walls of small-bore workpieces. Mainly, there are industrial endoscopy, eddy current testing, laser speckle method, ultrasonic method, and the like. Other methods include an optical single-point scanning method and a magnetic flux leakage method.

The in-process of detecting the aircraft conduit through the industrial endoscopy is too large because equipment needs to be placed on the spot, so that two workers are needed to be matched for use to photograph the interior of the aircraft conduit, a large amount of manpower and time are consumed, and therefore the fixed handheld detector of the wrist strap for detecting the defects of the aircraft conduit is needed.

For example, in an electrostatic wrist strap tester for aviation personnel, which is disclosed in the chinese patent No. CN209992581U, the electrostatic wrist strap tester comprises an installation disc, straps are fixed to outer walls of two sides of the installation disc through bolts, and one end of each strap is connected to the same strap fastener, and the same partition plate is fixed to inner walls of two sides of the installation disc through bolts.

Disclosure of Invention

In order to solve the problems, the utility model provides a wrist strap fixed type handheld detector for detecting defects of an aircraft conduit.

The utility model provides a fixed handheld detector of wrist strap that aircraft pipe defect detecting used, including protective housing, fixed connection just along two sets of wrist straps of protective housing's axis department symmetric distribution on protective housing's lateral wall, still including setting up the display on the protective housing lateral wall, fixed connection can transmit the image of shooing to the terminating machine part and carry out identification analysis's processing mechanism to the image in protective housing's inside, realize the stop gear who prevents to appear droing in the use to the fixed of wrist strap with the cooperation of processing mechanism.

The processing mechanism comprises a micro fan, filter tanks, a plurality of mounting grooves, air bags and a plurality of clamping blocks, wherein the micro fan is symmetrically and fixedly connected along the central axis of the protective shell, the filter tanks are symmetrically arranged on the side wall of the protective shell and along the central axis of the protective shell, the mounting grooves are formed in the side walls of the two wrist straps, the air bags are fixedly mounted in the mounting grooves, and the clamping blocks are fixedly connected on the side walls of the two wrist straps.

The size of the air bag is close to the size of the arm of a person.

The filter tank is internally provided with a filter screen, and the filter screen is made of austenitic stainless steel.

The micro fan is positioned right above the filter tank.

The side wall of the protective shell is provided with a limiting box, connecting grooves which are arranged on the side wall of the limiting box and symmetrically arranged along the central axis of the limiting box, and limiting grooves arranged on the side wall of the limiting box.

The limiting mechanism is movably arranged on the side wall of the limiting groove and is abutted against the clamping block, the clamping block is made of rubber, and the clamping block is in an inverted tooth shape.

The limiting mechanism comprises a limiting rod movably arranged in the limiting groove and a spring fixedly connected to the side wall of the limiting rod, the tail end of the spring is fixedly connected with the side wall of the limiting box, and the limiting groove is tightly abutted to the side wall of the clamping block.

The spring is wound on the side wall of the limiting rod, and the spring is made of spring steel.

The free end of wrist strap run through spacing box through the spread groove, the equal fixed connection spacing box of one end of two wrist straps, the gag lever post run through to the inside of spacing box by the outside of spacing box.

The beneficial effects of the utility model are: can watch the picture that detects in real time through processing mechanism, thereby can be more quick accurate carry out the photograph to the inside image of aircraft pipe, and can avoid wearing for a long time through the gasbag and cause the phenomenon of arm congestion to take place, simultaneously at the inside gas outgoing of protecting sheathing of in-process micro fan of work, the gas of combustion gas can blow to people's arm, thereby avoid the arm to wear the time in-process and produce the hot spot point, and then only need single just can realize the shooting detection to the image in the aircraft pipe, thereby alleviateed a large amount of human labor.

Drawings

The utility model is further illustrated by the following examples in conjunction with the drawings.

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a cross-sectional view of a wristband of the present invention;

FIG. 3 is an enlarged partial schematic view of part A of FIG. 1 according to the present invention;

FIG. 4 is an enlarged view of a portion B of FIG. 2 according to the present invention;

FIG. 5 is a schematic view of a portion C of FIG. 2 according to the present invention;

in the figure: 1. a protective housing; 2. a display; 3. a processing mechanism; 4. a wristband; 5. a limiting box; 6. connecting grooves; 7. a clamping block; 8. a micro fan; 9. a filter tank; 10. a limiting groove; 11. a limiting rod; 12. a spring; 13. mounting grooves; 14. an air bag; 15. with camera wires.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further explained below.

As shown in fig. 1 to 5, a fixed handheld detector of wrist strap for aircraft conduit defect detection, including protective housing 1, two sets of wrist straps 4 that fixed connection is on the lateral wall of protective housing 1 and along the central axis department symmetric distribution of protective housing 1, still include the display 2 of setting on the lateral wall of protective housing 1, fixed connection can transmit the image of shooing to the terminal machine part in the inside of protective housing 1 and carry out identification analysis's processing mechanism 3 to the image, realize the stop gear who prevents appearing droing in the use to the fixed of wrist strap 4 with processing mechanism 3 cooperation.

The processing mechanism 3 is a small tablet computer like a mobile phone, can display images and can be edited, and the processing mechanism 3 is provided with a camera lead 15 to realize image acquisition.

Processing agency 3 include along the axis symmetry fixed connection's of protecting sheathing 1 micro-fan 8, on the lateral wall of protecting sheathing 1 and along the filter-tank 9 that protecting sheathing 1's axis department symmetry was seted up, a plurality of mounting grooves 13 that all set up on the lateral wall of two wrist straps 4, fixed mounting is at the inside gasbag 14 of mounting groove 13, a plurality of fixture blocks 7 of equal fixed connection on the lateral wall of two wrist straps 4.

The air bag 14 can avoid the phenomenon of blood stasis after long-time wearing.

Can watch the picture that detects in real time through processing mechanism 3 to can be more quick accurate take a photograph to the inside image of aircraft pipe, and can avoid wearing for a long time through gasbag 14 and cause the phenomenon of arm congestion to take place, simultaneously at the inside gas outgoing of protecting sheathing 1 of in-process micro fan 8 of work, the gas outgoing can blow to people's arm, thereby avoid the arm to wear the time in-process and produce the hot spot point, and then only need single just can realize the shooting detection to the image in the aircraft pipe, thereby alleviateed a large amount of human labor.

The size of the air bag 14 is close to the size of the arm of a person.

The inside of filter tank 9 be provided with the filter screen, the material of filter screen be austenite stainless steel.

The micro fan 8 is positioned right above the filter tank 9.

The protection casing 1's lateral wall on be provided with spacing box 5, set up on the lateral wall of spacing box 5 and along the axis department symmetry of spacing box 5 spread groove 6, set up the spacing groove 10 on the lateral wall of spacing box 5.

The limiting mechanism is movably arranged on the side wall of the limiting groove 10, the limiting mechanism is tightly abutted to the fixture block 7, the fixture block 7 is made of rubber, and the fixture block 7 is in an inverted tooth shape.

The limiting mechanism comprises a limiting rod 11 movably arranged in a limiting groove 10 and a spring 12 fixedly connected to the side wall of the limiting rod 11, the tail end of the spring 12 is fixedly connected with the side wall of the limiting box 5, and the limiting groove 10 is abutted against the side wall of the clamping block 7.

The limiting groove 10 is abutted against the side wall of the clamping block 7, the clamping block 7 is made of rubber, the clamping block 7 is in the shape of inverted teeth, the picture is shot through the conducting wire 15 with the camera, the shot image is transmitted to the terminal by the processing mechanism 3, the image is identified and analyzed through the terminal, and whether damage exists in the aircraft pipeline or the type and position of the damage are finally judged.

Through passing wrist strap 4 with the arm, outwards stimulate gag lever post 11 again, make gag lever post 11 lose the spacing effect to fixture block 7, outwards stimulate wrist strap 4's free end again, because fixture block 7 is the pawl form, thereby can remove in spacing box 5's inside, when wrist strap 4 and arm to the chucking, loosen wrist strap 4's free end, gag lever post 11 is blocked tightly mutually with fixture block 7's lateral wall this moment, realize fixing wrist strap 4, avoid the device to appear dropping in the use.

The spring 12 is wound with the side wall of the limiting rod 11, and the spring 12 is made of spring steel.

The free end of wrist strap 4 run through spacing box 5 through spread groove 6, the equal fixed connection spacing box 5 of one end of two wrist straps 4, gag lever post 11 run through to the inside of spacing box 5 by the outside of spacing box 5.

When the wrist strap fixing device is used, an arm penetrates through the wrist strap 4, the free end of the wrist strap 4 is pulled outwards, the clamping block 7 is made of rubber, so that the wrist strap can move inside the limiting box 5, when the wrist strap 4 is clamped with the arm, the free end of the wrist strap 4 is loosened, the limiting rod 11 is clamped with the side wall of the clamping block 7, the wrist strap 4 is fixed, and the device is prevented from falling off in the using process;

when carrying out detection work to aircraft pipe, will have camera wire 15 and deepen in the aircraft pipe, the image in the aircraft pipe can show through display 2, it is electric connection to have between camera wire 15 and the display 2, this does not do too much repeated for prior art here, thereby can be more quick accurate carry out the photograph to the inside image of aircraft pipe, and can avoid wearing for a long time through gasbag 14 and cause the phenomenon of arm congestion to take place, simultaneously at the in-process micro fan 8 of work can be with the inside gas escape of protecting sheathing 1, the gas escape can blow to people's arm, thereby avoid the long wearing time of arm in-process to produce the hot spot.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a fixed handheld detector of wrist strap that aircraft pipe defect detecting used, includes protecting sheathing (1), fixed connection on the lateral wall of protecting sheathing (1) and along two sets of wrist straps (4) of the central axis department symmetric distribution of protecting sheathing (1), its characterized in that: the wrist strap fixing device is characterized by further comprising a display (2) arranged on the side wall of the protective shell (1), a processing mechanism (3) fixedly connected inside the protective shell (1) and capable of transmitting shot images to the terminal part and carrying out identification and analysis on the images, and a limiting mechanism matched with the processing mechanism (3) to fix the wrist strap (4) and prevent falling off in the using process.

2. The wrist strap type handheld detector for detecting the defect of the airplane conduit as claimed in claim 1, wherein: processing agency (3) include along the axis symmetry fixed connection's of protecting sheathing (1) micro-fan (8), on the lateral wall of protecting sheathing (1) and along the filter-tank (9) that the axis department symmetry of protecting sheathing (1) was seted up, a plurality of mounting grooves (13) all seted up on the lateral wall of two wrist straps (4), fixed mounting is at inside gasbag (14) of mounting groove (13), a plurality of fixture blocks (7) of equal fixed connection on the lateral wall of two wrist straps (4).

3. The wrist strap type handheld detector for detecting the defects of the aircraft ducts as claimed in claim 2, wherein: the size of the air bag (14) is close to the size of the arm of a person.

4. The wrist strap type handheld detector for detecting the defects of the aircraft ducts as claimed in claim 2, wherein: the filter tank (9) is internally provided with a filter screen which is made of austenitic stainless steel.

5. The wrist-fixed handheld detector for detecting the defects of the aircraft ducts as claimed in claim 2, wherein: the micro fan (8) is positioned right above the filter tank (9).

6. The wrist-fixed handheld detector for detecting the defects of the aircraft ducts as claimed in claim 1, wherein: the side wall of the protective shell (1) is provided with a limiting box (5), connecting grooves (6) which are arranged on the side wall of the limiting box (5) and symmetrically arranged along the central axis of the limiting box (5), and limiting grooves (10) which are arranged on the side wall of the limiting box (5).

7. The wrist-fixed handheld detector for detecting the defects of the aircraft ducts as claimed in claim 6, wherein: the limiting mechanism is movably arranged on the side wall of the limiting groove (10), the limiting mechanism is tightly abutted to the clamping block (7), the clamping block (7) is made of rubber, and the clamping block (7) is in an inverted tooth shape.

8. The wrist strap type handheld detector for detecting the defect of the airplane conduit according to claim 7, wherein: stop gear including the activity set up gag lever post (11), spring (12) of fixed connection on the lateral wall of gag lever post (11) inside spacing groove (10), spring (12) terminal and the lateral wall fixed connection of spacing box (5), spacing groove (10) and the lateral wall of fixture block (7) offset tightly.

9. The wrist strap type handheld detector for detecting the defect of the airplane conduit according to claim 8, wherein: the spring (12) is wound with the side wall of the limiting rod (11), and the spring (12) is made of spring steel.

10. The wrist strap type handheld detector for detecting the defect of the airplane conduit according to claim 8, wherein: the free end of wrist strap (4) run through spacing box (5) through spread groove (6), the equal fixed connection of one end of two wrist straps (4) is spacing box (5), gag lever post (11) run through to the inside of spacing box (5) by the outside of spacing box (5).