CN208654258U - A kind of automobile receives the detecting tool and detection system of cassette player - Google Patents
A kind of automobile receives the detecting tool and detection system of cassette player Download PDFInfo
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- CN208654258U CN208654258U CN201821266411.5U CN201821266411U CN208654258U CN 208654258 U CN208654258 U CN 208654258U CN 201821266411 U CN201821266411 U CN 201821266411U CN 208654258 U CN208654258 U CN 208654258U
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- switch
- attachment base
- cassette player
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Abstract
The utility model relates to detecting tools and detection system that a kind of automobile receives cassette player, and detecting tool includes tooling box, and detection circuit is equipped in the tooling box；The detection circuit includes power-switching circuit, input detecting circuit and output detection circuit, the power-switching circuit is electrically connected with external alternating current, the power-switching circuit is electrically connected with the input detecting circuit, the input detecting circuit and folding and unfolding sound mechatronics to be measured, receipts cassette player to be measured is electrically connected with the output detection circuit, and the output detection circuit is electrically connected with external display device.The automobile of the utility model receives the detecting tool of cassette player, at low cost, easy to operate, small in size, strong applicability, the complete machine detecting tool that complete detection is carried out to the function of receiving cassette player, quickly, effectively, detection efficiency can be improved in entire detection process, guarantees product quality.
Description
Technical field
The utility model relates to the detecting tools that electronic equipment detection technique field more particularly to a kind of automobile receive cassette player
And detection system.
Background technique
China's automobile is divided into two major classes, i.e. passenger car and commercial vehicle.Commercial vehicle for gross mass less than 12 tons, China's vapour
Vehicle manufacturer installation is that MP3 receives cassette player.But currently, automobile receives cassette player manufacturer in the presence of the inspection to cassette player is received mostly
Survey method is single, the not congruent problem of detection, not can guarantee the quality that automobile receives cassette player, automobile is made to receive cassette player when leaving the factory
There are hidden danger, influence the use of client.
Summary of the invention
Technical problem to be solved in the utility model is in view of the above shortcomings of the prior art, to provide a kind of automobile folding and unfolding
The detecting tool and detection system of sound machine.
The technical solution that the utility model solves above-mentioned technical problem is as follows: a kind of automobile receives the detecting tool of cassette player,
Including tooling box, detection circuit is equipped in the tooling box；The detection circuit includes power-switching circuit, input detecting circuit
And output detection circuit, the power-switching circuit are electrically connected with external alternating current, the power-switching circuit and the input are examined
Slowdown monitoring circuit electrical connection, the input detecting circuit and folding and unfolding sound mechatronics to be measured, receipts cassette player to be measured and the output detect
Circuit electrical connection, the output detection circuit are electrically connected with external display device.
The beneficial effects of the utility model are: the automobile of the utility model receives the detecting tool of cassette player, at low cost, operation
Simply, small in size, strong applicability, the complete machine detecting tool that complete detection is carried out to the function of receiving cassette player, entire detection process
Quickly, detection efficiency effectively, can be improved, guarantee product quality.
Based on the above technical solution, the utility model can also do following improvement:
Further, the input detecting circuit include ammeter A, first switch S1, second switch S2, third switch S3,
No. 1 of first indicator light L1, the second indicator light L2 and attachment base, the output end of the power-switching circuit and the attachment base J1
Sequentially it is electrically connected with the first switch S1 and the ammeter A between pin, No. 2 of the ammeter and the attachment base J1
It is in sequential series between the common end and ground of pin to have a second switch S2 and the first indicator light L1, and the second switch S2 and
The common end of first indicator light L1 is electrically connected with No. 1 pin of the attachment base J1, and the 2 of the ammeter and the attachment base J1
The common end of number pin is electrically connected with a moved end of the third switch S3, and another moved end of the third switch S3 connects
Ground, the non-moving end of the third switch S3 are grounded by the second indicator light L2, and the non-moving end of the third switch S3 and
No. 5 pins of the attachment base J1 are electrically connected, No. 7 pins ground connection of the attachment base J1, and 2,1,5, No. 7 of the attachment base J1
Pin is corresponding with the power input to be measured for receiving cassette player, work instruction input terminal, key instruction input terminal and ground terminal respectively
Electrical connection.
The beneficial effect of above-mentioned further scheme is: can detecte the input for receiving cassette player by the input detecting circuit
Whether signal normal, for example, receive the powering on of cassette player, the instruction input signal that work and key instruction input it is whether normal, thus right
The input signal for receiving cassette player carries out complete detection.
Further, the output detection circuit includes the 4th switch S4, the 5th switch S5, first resistor R1, second resistance
R2, left horn Y1, right horn Y2 and socket XS, No. 8 pins of the attachment base are connect with No. 1 pin of the socket XS, institute
No. 3 pins for stating attachment base are electrically connected with the non-moving end of the 4th switch S4, a moved end of the 4th switch S4 and institute
No. 2 pins electrical connection of socket XS is stated, a moved end of the 4th switch S4 also passes through the first resistor R1 and the company
No. 8 pins of joint chair are electrically connected, another moved end is grounded by the left horn Y1；No. 9 pins of the attachment base with it is described
No. 3 pins of socket XS are electrically connected, and No. 4 pins of the attachment base are electrically connected with the non-moving end of the 5th switch S5, described
A moved end of 5th switch S5 is electrically connected with No. 4 pins of the socket XS, a moved end of the 5th switch S5 also with
It being electrically connected by the second resistance R2 with No. 9 pins of the attachment base, another moved end is grounded by the right horn Y2,
8,3,9, No. 4 pins of the attachment base are exported with the L channel cathode output end to be measured for receiving cassette player, L channel anode respectively
The corresponding electrical connection of end, right channel cathode output end and right channel cathode output end.
The beneficial effect of above-mentioned further scheme is: can detecte the output for receiving cassette player by the output detection circuit
Whether signal is normal, whether can intuitively experiencing its signal normally by the left horn Y1 and right horn Y2, passes through simultaneously
Auxiliary can be simple and efficient with external display device with the feature or size of display output signal.
Further, the 4th switch S4 and the 5th switch S5 shares a two-way single-pole double-throw switch (SPDT).
The beneficial effect of above-mentioned further scheme is: by using shared two-way single-pole double-throw switch (SPDT), on the one hand can save
Component cost is saved, on the other hand can simplify circuit structure, it is user-friendly.
Further, the first switch S1, second switch S2, third switch S3, the 4th switch S4, the 5th switch S5 and electricity
Flow table A, which inlays, to be arranged in the upper surface of the tooling box, and the attachment base J1 is stretched out from a side surface of the tooling box,
And with folding and unfolding sound mechatronics to be measured, the opposite sides side wall of the tooling box is equipped with acoustic hole, the left horn Y1 and the right side
Loudspeaker Y 2 is separately positioned on the acoustic hole location on the opposite sides inner sidewall of the tooling box.
The beneficial effect of above-mentioned further scheme is: can be with more convenient user outside tooling box by above-mentioned set-up mode
It is operated, for example Operation switch or carries out grafting, tailored appearance is beautiful.
Further, the attachment base J1 uses the attachment base of model 5569.
The utility model additionally provides a kind of detection system of automobile receipts cassette player, receives cassette player including the automobile
Detection system and display equipment, the output detection circuit are electrically connected with the display equipment.
The detection system that the automobile of the utility model receives cassette player detects the output detection electricity by the detection device
The output on road is as a result, easy to operate, and convenient intuitive, quickly and efficiently, usage experience is preferable.
Based on the above technical solution, the utility model can also do following improvement:
Further, the display equipment is oscillograph and/or milivoltmeter.
The beneficial effect of above-mentioned further scheme is: by showing that equipment can believe the output of the output detection circuit
It number is intuitively shown, user is facilitated to directly acquire testing result, it is convenient and efficient, it is simple and efficient.
Detailed description of the invention
Fig. 1 is that the automobile of the utility model receives the detecting tool structural schematic diagram of cassette player；
Fig. 2 is the circuit diagram of the input detecting circuit of the utility model；
Fig. 3 is the circuit diagram of the output detection circuit of the utility model.
Specific embodiment
The principles of the present invention and feature are described below in conjunction with attached drawing, example is served only for explaining that this is practical
It is novel, it is not intended to limit the scope of the utility model.
As shown in Figure 1, a kind of automobile receives the detecting tool of cassette player, including tooling box, detection is equipped in the tooling box
Circuit；The detection circuit includes power-switching circuit, input detecting circuit and output detection circuit, the power supply conversion electricity
Road is electrically connected with external alternating current, and the power-switching circuit is electrically connected with the input detecting circuit, the input detecting circuit
With folding and unfolding sound mechatronics to be measured, receipts cassette player to be measured is electrically connected with the output detection circuit, the output detection circuit with
External display device electrical connection.
The automobile of the utility model receives the detecting tool of cassette player, at low cost, easy to operate, small in size, strong applicability, right
The function of receiving cassette player carries out the complete machine detecting tool of complete detection, and quickly, effectively, detection effect can be improved in entire detection process
Rate guarantees product quality.
In the embodiments of the present invention, the power-switching circuit turns the transformer of 24V using 220V, which is
Existing product.
As shown in Fig. 2, the input detecting circuit includes ammeter A, first switch in the embodiments of the present invention
S1, second switch S2, third switch S3, the first indicator light L1, the second indicator light L2 and attachment base, the power-switching circuit
The first switch S1 and the ammeter A are sequentially electrically connected between output end and No. 1 pin of the attachment base J1, it is described
It is in sequential series between the common end and ground of No. 2 pins of ammeter and the attachment base J1 to there is the second switch S2 and first to refer to
Show lamp L1, and the common end of the second switch S2 and the first indicator light L1 are electrically connected with No. 1 pin of the attachment base J1, institute
Ammeter is stated to be electrically connected with the common end of No. 2 pins of the attachment base J1 with a moved end of the third switch S3, it is described
Another moved end of third switch S3 is grounded, and the non-moving end of the third switch S3 is grounded by the second indicator light L2, and
The non-moving end of the third switch S3 is electrically connected with No. 5 pins of the attachment base J1, and No. 7 pins of the attachment base J1 connect
Ground, 2,1,5, No. 7 pins of the attachment base J1 respectively with it is to be measured receive cassette player power input, work instruction input terminal,
Key indicates input terminal and the corresponding electrical connection of ground terminal.
Whether the input signal that can detecte receipts cassette player by the input detecting circuit is normal, for example receives cassette player
Power on, the instruction input signal that works and key instruction input it is whether normal, to be carried out to the input signal for receiving cassette player comprehensive
Detection.
In practice, be closed first switch S1, can galvanization Table A detection receive cassette player operating current；When automobile is struck sparks
Afterwards, receiving cassette player can just power on, then powered on normally by being closed the second switch S2 if receiving cassette player, described the
One indicator light L1 is lighted, otherwise upper electrical anomaly (or can indirectly judge whether vehicle sparking is normal)；When night, if
It needs to light interior space, at this point, in-vehicle indicator switch (being equivalent to the third switch S3 when test) is pressed, if described
The second indicator light L2 is lighted, then shows that the key indicator lamp for receiving cassette player normally powers on, and can light, otherwise, folding and unfolding sound
The key indicator lamp of machine is abnormal.
As shown in figure 3, the output detection circuit includes the 4th switch S4, the 5th in the embodiments of the present invention
Switch S5, first resistor R1, second resistance R2, left horn Y1, right horn Y2 and socket XS, No. 8 pins of the attachment base with
No. 1 pin of the socket XS connects, and No. 3 pins of the attachment base are electrically connected with the non-moving end of the 4th switch S4, institute
A moved end for stating the 4th switch S4 is electrically connected with No. 2 pins of the socket XS, and a moved end of the 4th switch S4 is also
It is electrically connected by the first resistor R1 with No. 8 pins of the attachment base, another moved end is connect by the left horn Y1
Ground；No. 9 pins of the attachment base are electrically connected with No. 3 pins of the socket XS, No. 4 pins of the attachment base and described the
The non-moving end of five switch S5 is electrically connected, and a moved end of the 5th switch S5 is electrically connected with No. 4 pins of the socket XS, institute
A moved end for stating the 5th switch S5 is also electrically connected with by the second resistance R2 with No. 9 pins of the attachment base, another
A moved end by the right horn Y2 be grounded, 8,3,9, No. 4 pins of the attachment base respectively with it is to be measured receive cassette player left sound
The corresponding electrical connection of road cathode output end, L channel cathode output end, right channel cathode output end and right channel cathode output end.This
In, the socket XS uses BNC socket.
Whether the output signal that can detecte receipts cassette player by the output detection circuit is normal, passes through the left horn
Whether Y1 and right horn Y2 can intuitively experience its signal normally, while can show with external display device by auxiliary
The feature or size of device output signal, are simple and efficient.
When actually detected, by adjusting the 4th switch S4, so that No. 3 pins of the attachment base J1 pass through first electricity
Resistance R1 be connected to BNC connector, then by external display device can show receipts cassette player output signal feature and/or greatly
It is small, to judge whether left channel output signal is normal, the 4th switch S4 is saved when adjusting, and No. 3 of the attachment base J1 are drawn
Foot when so that No. 3 pins of the attachment base J1 being grounded by left horn Y1, can do the buzzer of loudspeaker by perception to sentence
Whether disconnected left channel output signal is normal.Similarly, whether right channel output signal can be judged by adjusting the 5th switch S5
Normally, which is not described herein again.
Preferably, on the basis of the above embodiments, the 4th switch S4 and the 5th switch S5 shares a two-way list
Double-pole double throw switch (label is in Fig. 1).By using shared two-way single-pole double-throw switch (SPDT), component on the one hand can be saved
On the other hand cost can simplify circuit structure, user-friendly.
In the embodiments of the present invention, the first switch S1, second switch S2, third switch S3, the 4th switch
S4, the 5th switch S5 and ammeter A, which inlay, to be arranged in the upper surface of the tooling box, and the attachment base J1 is from the tooling
One side surface of box is stretched out, and with folding and unfolding sound mechatronics to be measured, the opposite sides side wall of the tooling box is equipped with acoustic hole,
The left horn Y1 and right horn Y2 is separately positioned on the acoustic hole location on the opposite sides inner sidewall of the tooling box.It is logical
Crossing above-mentioned set-up mode can be operated outside tooling box with more convenient user, such as Operation switch or progress grafting, outside
It sees succinct beautiful.
In the embodiments of the present invention, the attachment base J1 preferably uses the 9Pin attachment base of model 5569.
The utility model additionally provides a kind of detection system of automobile receipts cassette player, receives cassette player including the automobile
Detection system and display equipment, the output detection circuit are electrically connected with the display equipment.
The detection system that the automobile of the utility model receives cassette player detects the output detection electricity by the detection device
The output on road is as a result, easy to operate, and convenient intuitive, quickly and efficiently, usage experience is preferable.
In the embodiments of the present invention, the display equipment is preferably oscillograph and/or milivoltmeter.It is set by display
It is standby can the output signal to the output detection circuit intuitively shown, facilitate user to directly acquire testing result, just
Just quick, it is simple and efficient.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (8)
1. the detecting tool that a kind of automobile receives cassette player, it is characterised in that: be equipped with detection electricity including tooling box, in the tooling box
Road；The detection circuit includes power-switching circuit, input detecting circuit and output detection circuit, the power-switching circuit with
The electrical connection of external alternating current, the power-switching circuit are electrically connected with the input detecting circuit, the input detecting circuit and to
Folding and unfolding sound mechatronics are surveyed, receipts cassette player to be measured is electrically connected with the output detection circuit, the output detection circuit and outside
Show equipment electrical connection.
2. the detecting tool that automobile according to claim 1 receives cassette player, it is characterised in that: the input detecting circuit packet
Ammeter A, first switch S1, second switch S2, third switch S3, the first indicator light L1, the second indicator light L2 and attachment base are included,
The first switch S1 is sequentially electrically connected between the output end of the power-switching circuit and No. 1 pin of the attachment base J1
With the ammeter A, between the common end and ground of No. 2 pins of the ammeter and the attachment base J1 it is in sequential series have it is described
Second switch S2 and the first indicator light L1, and the common end of the second switch S2 and the first indicator light L1 and the attachment base J1
The electrical connection of No. 1 pin, the one of the common ends of No. 2 pins of the ammeter and the attachment base J1 and the third switch S3
The electrical connection of a moved end, another moved end ground connection of the third switch S3, the non-moving end of the third switch S3 pass through described the
Two indicator light L2 ground connection, and the non-moving end of the third switch S3 is electrically connected with No. 5 pins of the attachment base J1, the connection
Seat J1 No. 7 pins ground connection, 2,1,5, No. 7 pins of the attachment base J1 respectively with it is to be measured receive cassette player power input,
Work instruction input terminal, key instruction input terminal and the corresponding electrical connection of ground terminal.
3. the detecting tool that automobile according to claim 2 receives cassette player, it is characterised in that: the output detection circuit packet
The 4th switch S4, the 5th switch S5, first resistor R1, second resistance R2, left horn Y1, right horn Y2 and socket XS are included, it is described
No. 8 pins of attachment base are connect with No. 1 pin of the socket XS, No. 3 pins and the 4th switch S4 of the attachment base
Non-moving end electrical connection, a moved end of the 4th switch S4 is electrically connected with No. 2 pins of the socket XS, and the described 4th opens
A moved end for closing S4 is also electrically connected by the first resistor R1 with No. 8 pins of the attachment base, another moved end passes through
The left horn Y1 ground connection；No. 9 pins of the attachment base are electrically connected with No. 3 pins of the socket XS, and the 4 of the attachment base
Number pin is electrically connected with the non-moving end of the 5th switch S5, and the 4 of a moved end of the 5th switch S5 and the socket XS
The electrical connection of number pin, a moved end of the 5th switch S5 also with No. 9 by the second resistance R2 with the attachment base
Pin electrical connection, another moved end by the right horn Y2 ground connection, 8,3,9, No. 4 pins of the attachment base respectively with it is to be measured
Receive L channel cathode output end, L channel cathode output end, right channel cathode output end and the output of right channel anode of cassette player
The corresponding electrical connection in end.
4. the detecting tool that automobile according to claim 3 receives cassette player, it is characterised in that: the 4th switch S4 and the
Five switch S5 share a two-way single-pole double-throw switch (SPDT).
5. the detecting tool that automobile according to claim 3 receives cassette player, it is characterised in that: the first switch S1, the
Two switch S2, third switch S3, the 4th switch S4, the 5th switch S5 and ammeter A inlay and the upper of the tooling box are arranged in
In surface, the attachment base J1 from a side surface of the tooling box stretch out, and with folding and unfolding sound mechatronics to be measured, the tooling
The opposite sides side wall of box is equipped with acoustic hole, and the left horn Y1 and right horn Y2 are separately positioned on the opposite of the tooling box
Acoustic hole location on the inner sidewall of two sides.
6. the detecting tool that automobile according to claim 2 receives cassette player, it is characterised in that: the attachment base J1 uses type
Number be 5569 attachment base.
7. the detection system that a kind of automobile receives cassette player, it is characterised in that: received including automobile described in any one of claims 1-6
The detection system and display equipment, the output detection circuit of cassette player are electrically connected with the display equipment.
8. the detection system that automobile according to claim 7 receives cassette player, it is characterised in that: the display equipment is oscillography
Device and/or milivoltmeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821266411.5U CN208654258U (en) | 2018-08-07 | 2018-08-07 | A kind of automobile receives the detecting tool and detection system of cassette player |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821266411.5U CN208654258U (en) | 2018-08-07 | 2018-08-07 | A kind of automobile receives the detecting tool and detection system of cassette player |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208654258U true CN208654258U (en) | 2019-03-26 |
Family
ID=65788941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821266411.5U Active CN208654258U (en) | 2018-08-07 | 2018-08-07 | A kind of automobile receives the detecting tool and detection system of cassette player |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208654258U (en) |
-
2018
- 2018-08-07 CN CN201821266411.5U patent/CN208654258U/en active Active
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