CN112763942A - Aviation plug abnormal pin detection device - Google Patents
Aviation plug abnormal pin detection device Download PDFInfo
- Publication number
- CN112763942A CN112763942A CN202011463032.7A CN202011463032A CN112763942A CN 112763942 A CN112763942 A CN 112763942A CN 202011463032 A CN202011463032 A CN 202011463032A CN 112763942 A CN112763942 A CN 112763942A
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- detection
- pin
- aviation plug
- detection ring
- ring
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- 238000001514 detection method Methods 0.000 title claims abstract description 234
- 230000002159 abnormal effect Effects 0.000 title claims abstract description 40
- 230000000295 complement effect Effects 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 229910052755 nonmetal Inorganic materials 0.000 claims description 3
- 150000002739 metals Chemical class 0.000 claims description 2
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- -1 copper or nonmetal Chemical class 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Images
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/66—Testing of connections, e.g. of plugs or non-disconnectable joints
- G01R31/68—Testing of releasable connections, e.g. of terminals mounted on a printed circuit board
- G01R31/69—Testing of releasable connections, e.g. of terminals mounted on a printed circuit board of terminals at the end of a cable or a wire harness; of plugs; of sockets, e.g. wall sockets or power sockets in appliances
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention provides an aviation plug abnormal pin detection device. The device consists of a convex cylindrical shell and a pin detection ring. The shell is positioned at the outermost side and wraps the pin detection ring; the needle detection ring includes a plurality of detection ring members and a detection circuit. The detection ring components are distributed on the needle head detection ring according to the layout of the aviation plug female head, and each detection ring component is positioned at one disconnected node of the detection circuit; the detection circuit comprises a signal processing module and a display module. The basic idea of the invention is to utilize the conductivity of the pin, the pin contacts with the detection ring component, the detection circuit generates the detection signal to indicate whether the pin is normal or not. The aviation plug abnormal pin detection device is simple in structure and convenient and fast to operate.
Description
Technical Field
The invention relates to the field of aviation plug detection, in particular to an aviation plug abnormal pin detection device.
Technical Field
In the manufacturing process of the aviation plug, the external pins are easy to be inclined, retracted and empty, and if the abnormal aviation plug is applied to a working occasion, circuit abnormality, signal transmission loss and system abnormal work are easy to occur, so that the safety of equipment and operators is endangered, and even serious safety accidents are caused. Therefore, the aviation plug is detected in advance, and the abnormal pin is removed, so that the method has great practical significance.
The existing contact switch type detection device can detect the abnormity of the aviation plug with low cost and high efficiency. When the detection device is vertically close to and attached to the aviation plug, when a normal pin passes through the detection ring component, the needle head is contacted with the two conductive parts, the detection circuit is conducted, and the signal processing system receives signal changes to indicate that the corresponding needle head is a normal needle head; when the needles are inclined and pass through the detection ring component, the needle head can only contact one of the two conductive parts, the detection circuit is not conducted, the signal processing system cannot receive signal change, and the needle head is indicated to be abnormal; when the needle is retracted or empty and passes through the detection ring component, the needle head cannot be contacted with the conductive component, the detection circuit is not conducted, the signal processing system cannot receive signal changes, and the needle head is indicated to be abnormal.
At present, an image processing mode is generally adopted, a plurality of cameras are utilized to complete image scanning of detection pins, and abnormal pins are found by contrasting images of normal pins. However, the detection scheme of the multi-phase machine has high complexity and cost, and if the detection stitches are dense, the scanning image effect is poor, and the stitch detection precision is low. The contact switch type detection device is simple and convenient to operate and low in cost.
Disclosure of Invention
In view of the technical background, the invention aims to provide an aviation plug abnormal pin detection device, and aims to solve the technical problems that the pin detection cannot be simply completed and the operation complexity is high in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
an aviation plug abnormal pin detection device comprises a convex cylindrical shell and a pin detection ring; the convex cylindrical shell is designed in a convex cylindrical mode, the detection ring component is located on the convex portion, and on the premise that the system is stable, the detection ring component is controlled to be only in contact with the top end of the pin during detection, so that detection accuracy is guaranteed; the needle head detection ring comprises a plurality of detection ring components and detection circuits, the number of the detection ring components corresponding to different aviation plugs is different, and the needle head detection ring is the detection core of the whole detection device; the detection ring components are distributed in the pin detection ring according to the layout of the aviation plug female head, and a hollow design is adopted; each of the detection ring members includes two conductive parts, which are not in contact and are located at both ends of one open node of the detection circuit; the detection circuit comprises a signal processing module and a display module.
Furthermore, the texture of the convex part of the convex circular shell is complementary with the inner wall of the aviation plug, can be attached to the detected aviation plug and extends into the inner cavity of the aviation plug, so that the pin detection ring component can be contacted with the top end of the pin; the thickness of the convex part is consistent with the distance from the top end of the pin of the aviation plug to the outer surface of the aviation plug, and the non-convex part of the shell can be used for placing other parts and is convenient to grasp, so that the operation simplicity and easiness of the device are improved.
Furthermore, the pin detection ring comprises a plurality of detection ring components and detection circuits, and the number of the detection ring components corresponding to different aviation plugs is different.
Further, the detection ring component is distributed according to the layout of the aviation plug female head, the hollow design is adopted, the device is guaranteed to be contacted with the detection ring component by the detection array foot when being contacted with the detected aviation plug, and the corresponding detection ring component is just aligned with the corresponding numbering array foot when the device is required to be contacted with the aviation plug for detection.
Furthermore, each detection ring component comprises two conductive parts, the conductive parts can be all conductive metals such as copper or nonmetal, the conductive parts can be plated on the outer surface of the pin detection ring during manufacturing, the conductive film is not required to be injected into the whole hollow part, and the processing cost is reduced.
Further, the two conductive parts are not in contact, the two conductive parts can be in an arc shape with a certain angle, so long as the two conductive parts can be in contact with the normal pin and the detection ring component when being in butt joint, and the abnormal pin can only be in contact with one conductive part or cannot be in contact with the conductive part when being in butt joint with the detection ring component.
Furthermore, the detection ring part is positioned at two ends of a disconnection node of the detection circuit, which is equivalent to the function of a switch, and the detection circuit is conducted when a normal pin is contacted with the detection ring part.
Further, the detection circuit can be designed but not only designed to detect that the ring member is connected to the 5V power supply at one end and the signal processing module pin at the other end, or connected to the ground at one end and the signal processing module pin at the other end, and the inside of the ring member is pulled up.
Further, the signal processing blocks of the detection circuit may be STM32,89C51, including but not limited to.
Further, the signal processing module of the detection circuit may be disposed at a non-protruding portion of the housing.
Furthermore, a signal processing module of the detection circuit is connected with the display module, when the detection circuit is switched on, the signal processing module transmits signals, and the display module displays that the corresponding pins are normal.
Further, the display module may be, but is not limited to, a display screen.
Furthermore, the power supply connected with the signal processing module of the detection circuit is a 5-volt power supply module.
The principle of the invention is as follows:
the invention provides an aviation plug pin detection device, which comprises the following detection processes:
the device is placed perpendicular to the detected aviation, the texture of the convex part of the convex circular shell is complementary with the inner wall of the aviation plug, and the detected aviation plug is attached to the inner cavity of the aviation plug and extends into the inner cavity of the aviation plug; the thickness of the raised part is consistent with the distance from the top end of the aviation plug pin to the outer surface of the aviation plug, so that the pin detection ring component is just contacted with the top end of the pin, and the detected array pin can be contacted with the detection ring component when the device is contacted with the detected aviation plug; the position of the device is adjusted, so that when the device is in contact detection with the aviation plug, the corresponding detection ring members are just aligned with the corresponding numbering array feet one by one. And if the offset of the vertex position of any pin exceeds a preset threshold value, only contacting one conductive component or not contacting the conductive component, and the detection circuit does not have signal feedback, determining that the detection result of the pin is abnormal. When the normal pin is contacted with the detection ring component, the detection circuit is conducted, and a signal is fed back to indicate that the corresponding pin is normal.
Compared with the prior art, the invention has the following obvious characteristics and obvious technical progress:
1. the invention adopts the conductivity of the stitch, the stitch is contacted with the detection ring component, the detection circuit generates a detection signal to indicate whether the stitch is normal or not;
2. the aviation plug abnormal pin detection device is simple in structure and convenient to operate.
Drawings
Fig. 1 is a schematic structural diagram of an aviation plug abnormal pin detection device.
FIG. 2 is a top view of a detection ring component of the aviation plug abnormal pin detection device.
FIG. 3 is a schematic circuit diagram of a pin detection ring of the aviation plug abnormal pin detection device of the present invention.
Fig. 4 is an oblique view of the detected aviation plug of the aviation plug abnormal pin detection device.
Fig. 5 is an oblique view of the appearance of the aviation plug abnormal pin detection device.
Detailed Description
In order that those skilled in the art will better understand the inventive arrangements, the invention will now be further described with reference to the drawings and preferred embodiments of the invention.
The first embodiment is as follows:
referring to fig. 1 to 4, the aviation plug pin abnormity detection device comprises a convex cylindrical shell 1 and a pin detection ring 2, wherein the convex cylindrical shell 1 is in a convex cylindrical design, the needle detection ring 2 comprises a plurality of detection ring components 3 and a detection circuit 4, the detection ring components 3 are positioned on a convex part, and the detection ring components are controlled to be only contacted with the top ends of pins during detection on the premise of ensuring the stability of a system, so that the detection precision is ensured; the number of the detection ring components 3 corresponding to different aviation plugs is different, and the needle detection ring 2 is the detection core of the whole detection device; the detection ring components 3 are distributed in the pin detection ring 2 according to the layout of the aviation plug female head and adopt a hollow design; each of the detection ring members 3 comprises two conductive parts, which are not in contact, located at both ends of one open node of the detection circuit 4; the detection circuit 4 comprises a signal processing module 5 and a display module 6.
In the embodiment, the conductivity of the pin is adopted, the pin is contacted with the detection ring component, and the detection circuit generates a detection signal to indicate whether the pin is normal or not.
Example two:
referring to fig. 1 to 5, the texture of the raised part 1-1 of the convex shell 1 is complementary to the inner wall of the aviation plug 7, and can be attached to the aviation plug 7 to be detected and extend into the inner cavity of the aviation plug 7, so that the pin detection ring component 3 can be contacted with the top end of the pin 7-1; the thickness of the convex part 1-1 of the shell is consistent with the distance from the top end of the pin 7-1 of the aviation plug to the outer surface of the aviation plug, and the non-convex part 1-2 of the shell can be used for placing the detection circuit 4 and is convenient to grasp, so that the device is easy to operate.
In this embodiment, the pin detection ring 2 includes a plurality of detection ring members 3 and detection circuits 4, and the number of detection ring members 3 corresponding to different aviation plugs is different.
In this embodiment, detection ring component 3 is distributed according to the overall arrangement of aviation plug 7 female, adopts the fretwork design, guarantees that the device can contact with detection ring component 3 by the detection array foot when being detected aviation plug 7 contact, requires that the device and aviation plug 7 contact when detecting, corresponds detection ring component 3 and just aligns with corresponding numbering array foot.
In this embodiment, each of the detection ring members 3 includes two conductive components 10 and 11, the conductive components 10 and 11 may be copper or any conductive metal or nonmetal, and the detection ring member 3 may be manufactured by plating the conductive component on the outer surface of the pin detection ring, so that the conductive film is not dispensed through the entire hollow portion, thereby reducing the processing cost.
In the present embodiment, the two conductive parts 10 and 11 are not in contact, the two conductive parts 10 and 11 may be, but not only, arc-shaped with a certain angle, as long as it is ensured that both the two conductive parts can be in contact when the normal pin is in contact with the detection ring member 3, and the abnormal pin can only be in contact with one conductive part or cannot be in contact with the conductive part when the abnormal pin is in contact with the detection ring member 3.
In this embodiment, the detection ring component 3 is located at two ends of an open node of the detection circuit 4, which is equivalent to a switch function, and the detection circuit 4 is turned on when a normal pin contacts with the detection ring component.
In this embodiment, the detection circuit 4 can be designed, but not only, such that the detection ring member 3 is connected to the 5V power supply 13 at one end, and connected to the pin of the signal processing module 5 at one end, or connected to the ground at one end, and connected to the pin of the signal processing module 5 at the other end, and the inside of the detection ring member is pulled up.
In the present embodiment, the signal processing module 5 of the detection circuit 4 includes, but is not limited to, STM32,89C 51.
In this embodiment, the signal processing module 5 of the detection circuit 4 is connected to the display module 6, and when the detection circuit 4 is turned on, the signal processing module 5 transmits a signal, and the display module 6 displays that the corresponding pin is normal.
In this embodiment, the display module 6 may be, but is not limited to, a display screen.
In this embodiment, the power supply 13 connected to the signal processing module 5 of the detection circuit 4 is a 5-volt power supply module.
The aviation plug abnormal pin detection device comprises a convex cylindrical shell 1 and a pin detection ring 2. The shell 1 is positioned at the outermost side and wraps the pin detection ring 2; the pin detection ring 2 comprises a number of detection ring members 3 and detection circuitry 4. The detection ring components 3 are distributed on the needle head detection ring 2 according to the layout of the aviation plug female head, and each detection ring component 3 is positioned at one disconnected node of the detection circuit 4; the detection circuit 4 comprises a signal processing module 5 and a display module 6.
The invention provides an aviation plug pin detection device. A detection process; the device is placed perpendicular to the detected aviation, the texture of the convex part 1-1 of the convex circular shell 1 is matched with the inner wall of the aviation plug 7, and the detected aviation plug 7 is attached to extend into the inner cavity of the aviation plug 7; the thickness of the convex part 1-1 is consistent with the distance from the top end of the pin of the aviation plug 7 to the outer surface of the aviation plug, so that the pin detection ring component 3 is just contacted with the top end of the pin, and the detected array pin can be contacted with the detection ring component 3 when the device is contacted with the detected aviation plug; the orientation of the device is adjusted so that when the device is in contact detection with the aviation plug 7, the corresponding detection ring component 3 is just aligned with the corresponding numbered array foot. If the offset of the vertex position of any pin exceeds a preset threshold value, the pin can only contact with one conductive component 10 or cannot contact with the conductive component, and the detection circuit 4 does not have signal feedback, the detection result of the pin is determined to be abnormal. When the normal pin is contacted with the detection ring component 3, the detection circuit 4 is conducted, and a signal is fed back to indicate that the corresponding pin is normal.
The aviation plug abnormal pin detection device comprises a convex cylindrical shell and a pin detection ring. The shell is positioned at the outermost side and wraps the pin detection ring; the needle detection ring includes a plurality of detection ring members and a detection circuit. The detection ring components are distributed on the needle head detection ring according to the layout of the aviation plug female head, and each detection ring component is positioned at one disconnected node of the detection circuit; the detection circuit comprises a signal processing module and a display module. The basic idea of the invention is to utilize the conductivity of the pin, the pin contacts with the detection ring component, the detection circuit generates the detection signal to indicate whether the pin is normal or not. The aviation plug abnormal pin detection device is simple in structure and convenient and fast to operate.
It is to be understood that the embodiments described are only a subset of the embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Claims (12)
1. The utility model provides an aviation plug abnormal stitch detection device which characterized in that: the needle head detection device comprises a convex cylindrical shell (1) and a pin detection ring (2), wherein the convex cylindrical shell (1) is designed in a convex cylindrical shape, the needle head detection ring (2) comprises a plurality of detection ring components (3) and a detection circuit (4), the detection ring components (3) are positioned on a convex part, and the detection ring components are controlled to only contact with the top end of the pin during detection on the premise of ensuring the stability of a system, so that the detection precision is ensured; the number of the detection ring components (3) corresponding to different aviation plugs is different, and the needle head detection ring (2) is the detection core of the whole detection device; the detection ring components (3) are distributed in the pin detection ring (2) according to the layout of the aviation plug female head, and a hollow design is adopted; each of said detection ring members (3) comprises two electrically conductive parts, not in contact, located at the two ends of one open node of said detection circuit (4); the detection circuit (4) comprises a signal processing module (5) and a display module (6).
2. The aviation plug abnormal pin detection device as claimed in claim 1, wherein: the texture of the convex part (1-1) of the convex shell (1) is complementary with the inner wall of the aviation plug (7), and the convex part can be attached to the detected aviation plug (7) and extends into the inner cavity of the aviation plug (7), so that the pin detection ring component (3) can be contacted with the top end of the pin (7-1); the thickness of the convex part (1-1) of the shell is consistent with the distance from the top end of the pin (7-1) of the aviation plug to the outer surface of the aviation plug, and the non-convex part (1-2) of the shell can be used for placing the detection circuit (4) and is convenient to grasp, so that the operation simplicity of the device is improved.
3. The aviation plug abnormal pin detection device as claimed in claim 1, wherein: the pin detection ring (2) comprises a plurality of detection ring components (3) and detection circuits (4), and the detection ring components (3) corresponding to different aviation plugs are different in number.
4. The aviation plug abnormal pin detection device as claimed in claim 1, wherein: detect ring component (3) and distribute according to the overall arrangement of aviation plug (7) female head, adopt the fretwork design, guarantee the device with detect when aviation plug (7) contact by the detection array foot can with detect ring component (3) contact, when requiring device and aviation plug (7) contact detection, correspond to detect ring component (3) and just align with corresponding numbering array foot.
5. The aviation plug abnormal pin detection device as claimed in claim 1, wherein: each detection ring component (3) comprises two conductive parts (10 and 11), the conductive parts (10 and 11) can be copper or all conductive metals or nonmetal, the conductive parts can be plated on the outer surface of the pin detection ring when the detection ring component (3) is manufactured, the conductive film is not required to be injected into the whole hollow part, and the processing cost is reduced.
6. The aviation plug abnormal pin detection device as claimed in claim 1, wherein: the two conductive parts (10 and 11) are not contacted, the two conductive parts (10 and 11) can be in an arc shape with a certain angle, so long as the two conductive parts can be contacted when a normal pin is butted with the detection ring component (3), and only one conductive part can be contacted or the two conductive parts can not be contacted when an abnormal pin is butted with the detection ring component (3).
7. The aviation plug abnormal pin detection device as claimed in claim 1, wherein: the detection ring parts (3) are positioned at two ends of a disconnection node of the detection circuit (4), which is equivalent to the function of a switch, and the detection circuit (4) is conducted when a normal pin is contacted with the detection ring parts.
8. The aviation plug abnormal pin detection device as claimed in claim 1, wherein: the detection circuit (4) can be designed not only as a detection ring component (3) with one end connected with a 5V power supply (13) and one end connected with a pin of the signal processing module (5), or with one end grounded and the other end connected with the pin of the signal processing module (5), and the inside of the detection ring component is pulled up.
9. The aviation plug abnormal pin detection device as claimed in claim 1, wherein: the signal processing module (5) of the detection circuit (4) includes, but is not limited to, STM32,89C 51.
10. The aviation plug abnormal pin detection device as claimed in claim 1, wherein: and the signal processing module (5) of the detection circuit (4) is connected with the display module (6), when the detection circuit (4) is conducted, the signal processing module (5) transmits signals, and the display module (6) displays that the corresponding pins are normal.
11. The aviation plug abnormal pin detection device as claimed in claim 1, wherein: the display module (6) may be, but is not limited to, a display screen.
12. The aviation plug abnormal pin detection device as claimed in claim 1, wherein: and a power supply (13) connected with the signal processing module (5) of the detection circuit (4) is a 5-volt power supply module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011463032.7A CN112763942A (en) | 2020-12-11 | 2020-12-11 | Aviation plug abnormal pin detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011463032.7A CN112763942A (en) | 2020-12-11 | 2020-12-11 | Aviation plug abnormal pin detection device |
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| Publication Number | Publication Date |
|---|---|
| CN112763942A true CN112763942A (en) | 2021-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011463032.7A Pending CN112763942A (en) | 2020-12-11 | 2020-12-11 | Aviation plug abnormal pin detection device |
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Application publication date: 20210507 |
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| RJ01 | Rejection of invention patent application after publication |