CN205038728U - Machine carries on --spot visual troubleshooting device of electronic equipment - Google Patents
Machine carries on --spot visual troubleshooting device of electronic equipment Download PDFInfo
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- CN205038728U CN205038728U CN201520810902.1U CN201520810902U CN205038728U CN 205038728 U CN205038728 U CN 205038728U CN 201520810902 U CN201520810902 U CN 201520810902U CN 205038728 U CN205038728 U CN 205038728U
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- resonant cavity
- air environment
- troubleshooting device
- sound
- environment visualization
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Abstract
The utility model discloses a machine carries on - -spot visual troubleshooting device of electronic equipment, include: toggle switch, resonant cavity and signal processing unit, signal processing unit contains the PCB and the adapter of toggle switch, display lamp, integrated signal processing components and parts, the PCB of integrated signal processing components and parts installs in the resonant cavity cavity, contains signal amplifier and voltage comparater, the PCB of toggle switch and display lamp and integrated signal processing components and parts is connected and inlays at the resonant cavity surface, the adapter is installed on the PCB of integrated signal processing components and parts, and installs the direction in the resonant cavity. The utility model discloses a machine carries on - -spot visual troubleshooting device of electronic equipment has simple high efficiency, conveniently carries, the characteristics that can easily use.
Description
Technical field
The utility model relates to a kind of troubleshooting device, especially a kind of air environment visualization of presence troubleshooting device.
Background technology
Advanced air environment is more and more applied on aircraft, simultaneously complicated system is cross-linked brings huge challenge to later maintenance and on-the-spot troubleshooting, on-the-spot accurate localizing faults module fast almost becomes impossible, current on-the-spot troubleshooting is under the prerequisite not having large-scale checkout equipment, the recycle design of dismounting module-replacing new module-upper machine checking can only be adopted, until failure vanishes.The method at substantial time and manpower, more cannot implement for chance failure, and therefore according to each modular character, adopt the mini-plant be convenient for carrying to carry out in-site measurement, on-the-spot location is following developing direction.
At present large department air environment all can built-in timer, so that recording unit operating time, timer can play the effect of timing when power module is working properly, and send a slight sound continuously by certain frequency, therefore can judge whether power module is located in normal operation according to this sound.But site environment is noisy, people's ear cannot tell a faint sound, and portions of electronics apparatus on aircraft, cannot near listening attentively to.
Summary of the invention
In order to the current on-the-spot troubleshooting of customer service is under the prerequisite not having large-scale checkout equipment, detection means complexity is loaded down with trivial details, identification is difficult to whether normal by test examination instrument in noisy environment, and the problem of at substantial manpower and materials, the utility model provides a kind of air environment visualization of presence troubleshooting device, can will to be amplified by the sound of the timer of test examination instrument and the sudden strain of a muscle transferring display lamp to is gone out, reach the effect that fault is visual, and it is light small and exquisite, easy to carry, profile meets ergonomic features, is convenient to hand-held.
Goal of the invention of the present utility model is achieved through the following technical solutions:
A kind of air environment visualization of presence troubleshooting device, comprise: toggle switch, resonant cavity and signal processing unit, described signal processing unit comprises toggle switch, display lamp, the PCB of integrated signal handling components and acoustic pickup, the PCB of described integrated signal handling components is arranged in resonant cavity cavity, comprises signal amplifier and voltage comparator; Described toggle switch and display lamp are connected with the PCB of integrated signal handling components and are embedded in resonant cavity outside surface, and described acoustic pickup is arranged on the PCB of integrated signal handling components, and installation direction is towards in resonant cavity.
Further, described a kind of air environment visualization of presence troubleshooting device also comprises O-ring seal, and described O-ring seal snugly fits into resonant cavity ring end.
Further, described a kind of air environment visualization of presence troubleshooting device also comprises sound-proof material, and described sound-proof material is attached at resonant cavity inside surface.
Further, sound-proof material is double-deck setting, comprises Sound-proof material and deadening felt.
Further, Sound-proof material is close to resonant cavity, and deadening felt is close to Sound-proof material inside surface.
Further, described resonant cavity is hollow semiellipsoid shape.
Further, described resonant cavity selects plastic material.
Further, described resonant cavity adopts integral forming process and reserved toggle switch (1) and display lamp (3) two positions, hole.
Further, described display lamp is LED.
Further, the PCB of described integrated signal handling components also comprises inner button cell.
Compared with prior art, the beneficial effects of the utility model are: a kind of air environment visualization of presence troubleshooting device in the utility model, the sudden strain of a muscle being converted into display lamp by the sound of the timer of test examination instrument can be gone out, convenient operation personal observations and detection.Meanwhile, also can in operation under noisy environment, antijamming capability is strong.Profile meets base of principle of human engineering, lightweight, is beneficial to and carries, hand-held convenience.
Accompanying drawing explanation
Fig. 1 is the front view of a kind of air environment visualization of presence troubleshooting device of the present utility model;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the vertical view of Fig. 1;
Fig. 4 is the upward view of Fig. 1;
Fig. 5 is the circuit diagram of the utility model signal processing unit.
Wherein, 1 toggle switch, 2 resonant cavities, 3 emitting led, 4 O-ring seals, 5 sound-proof materials, the PCB of 6 integrated signal handling components, 7 acoustic pickups.
Embodiment
Below by embodiment, the utility model is described in further detail:
As Figure 1-Figure 4, a kind of air environment visualization of presence troubleshooting device, comprise: toggle switch 1, resonant cavity 2 and signal processing unit, described signal processing unit comprises toggle switch 1, display lamp 3, the PCB6 of integrated signal handling components and acoustic pickup 7, the PCB6 of described integrated signal handling components is arranged in resonant cavity 2 cavity, comprises signal amplifier and voltage comparator; Described toggle switch 1 and display lamp 3 are connected with the PCB6 of integrated signal handling components and are embedded in resonant cavity 2 outside surface, and described acoustic pickup 7 is arranged on the PCB6 of integrated signal handling components, and installation direction is towards in resonant cavity 2.
As MK1 in Fig. 5, figure be acoustic pickup, Q1 is amplifier, U1A is voltage comparator, D1 is LED display.
The PCB6 of integrated signal handling components is the rectangle pcb board of 2cm × 1cm, S8050 triode selected by signal amplifier, voltage comparator selects LM339, whole system adopts inner button cell to power, supply voltage is+3.3V, the PCB6 of integrated signal handling components is hidden in resonant cavity inside, supports during use without the need to any outside.
The effect of the signal processing unit of the signal amplifier wherein based on BJT and voltage comparator composition the voice signal that acoustic pickup 7 receives is converted into the low and high level square wave with sound same frequency, this level square wave Direct driver display lamp 3, during high level, display lamp 3 is lighted, and during low level, display lamp 3 extinguishes.Therefore, if power module is working properly, display lamp 3 is understood with the identical frequency scintillation of same sound.
Described a kind of air environment visualization of presence troubleshooting device also comprises O-ring seal 4, and described O-ring seal 4 snugly fits into resonant cavity 2 ring end.
O-ring seal 4 is quality of rubber materials, is attached on the cross section of resonant cavity 2 spheroid, and effect is anti-locking apparatus when contacting with airborne equipment, and airborne equipment surface of wearing and tearing, also has certain isolation external sound to enter the effect of resonant cavity 2.
Described a kind of air environment visualization of presence troubleshooting device also comprises sound-proof material 5, and described sound-proof material is attached at resonant cavity 2 inside surface.
Sound-proof material 5 is double-deck setting, comprises Sound-proof material and deadening felt.
Sound-proof material is close to resonant cavity 2, and deadening felt is close to Sound-proof material inside surface.
Sound-proof material is the porous fluffy material that specific surface area is large, has sound deadening.Deadening felt is the flexible high density material of rubber, macromolecular material composition, and acoustic energy reflects in its surface, has retroactive effect.Pugging is placed in the inside surface of resonant cavity 2, wherein Sound-proof material is close to cavity inner surface, play sound deadening, outside sound source is absorbed by this Sound-proof material as far as possible, and deadening felt is close to Sound-proof material, plays sound energy reflection effect, this deadening felt can reflect inside and outside two kinds of acoustic energy simultaneously, outside sound source cannot be entered, and inner sound source is also continued to be retained in resonant cavity 2, and external sound and resonant cavity 2 internal sound are isolated by bi-material acting in conjunction.
Described resonant cavity 2 is in hollow semiellipsoid shape, and the design parameter of spheroid is designed to equatorial radius and is respectively 5 centimetres, 3.5 centimetres, and polar radius is 3 centimetres, and the effect of resonant cavity 2 allows the sound entering cavity produce resonance amplify, so that acoustic pickup 7 is collected.
Described resonant cavity 2 selects plastic material.
Described resonant cavity 2 adopts integral forming process and reserved toggle switch 1 and position, display lamp 3 two holes.
Described display lamp 3 is LED.
The PCB6 of described integrated signal handling components also comprises inner button cell.
Claims (10)
1. an air environment visualization of presence troubleshooting device, comprise: toggle switch (1), resonant cavity (2) and signal processing unit, it is characterized in that: described signal processing unit comprises toggle switch (1), display lamp (3), the PCB (6) of integrated signal handling components and acoustic pickup (7), the PCB (6) of described integrated signal handling components is arranged in resonant cavity (2) cavity, comprises signal amplifier and voltage comparator; Described toggle switch (1) and display lamp (3) are connected with the PCB (6) of integrated signal handling components and are embedded in resonant cavity (2) outside surface, described acoustic pickup (7) is arranged on the PCB (6) of integrated signal handling components, and installation direction is towards in resonant cavity (2).
2. a kind of air environment visualization of presence troubleshooting device according to claim 1, it is characterized in that: described a kind of air environment visualization of presence troubleshooting device also comprises O-ring seal (4), and described O-ring seal (4) snugly fits into resonant cavity (2) ring end.
3. a kind of air environment visualization of presence troubleshooting device according to claim 1, it is characterized in that: described a kind of air environment visualization of presence troubleshooting device also comprises sound-proof material (5), and described sound-proof material is attached at resonant cavity (2) inside surface.
4. a kind of air environment visualization of presence troubleshooting device according to claim 3, is characterized in that: sound-proof material (5) is arranged for double-deck, comprises Sound-proof material and deadening felt.
5. a kind of air environment visualization of presence troubleshooting device according to claim 4, is characterized in that: Sound-proof material is close to resonant cavity (2), and deadening felt is close to Sound-proof material inside surface.
6. a kind of air environment visualization of presence troubleshooting device according to claim 1, is characterized in that: described resonant cavity (2) is in hollow semiellipsoid shape.
7. a kind of air environment visualization of presence troubleshooting device according to claim 1, is characterized in that: described resonant cavity (2) selects plastic material.
8. a kind of air environment visualization of presence troubleshooting device according to claim 1, is characterized in that: described resonant cavity (2) adopts integral forming process and reserved toggle switch (1) and display lamp (3) two positions, hole.
9. a kind of air environment visualization of presence troubleshooting device according to claim 1, is characterized in that: described display lamp (3) is LED.
10. a kind of air environment visualization of presence troubleshooting device according to claim 1, is characterized in that: the PCB (6) of described integrated signal handling components also comprises inner button cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520810902.1U CN205038728U (en) | 2015-10-19 | 2015-10-19 | Machine carries on --spot visual troubleshooting device of electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520810902.1U CN205038728U (en) | 2015-10-19 | 2015-10-19 | Machine carries on --spot visual troubleshooting device of electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205038728U true CN205038728U (en) | 2016-02-17 |
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ID=55297609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520810902.1U Active CN205038728U (en) | 2015-10-19 | 2015-10-19 | Machine carries on --spot visual troubleshooting device of electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205038728U (en) |
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2015
- 2015-10-19 CN CN201520810902.1U patent/CN205038728U/en active Active
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