CN206863132U - A kind of conducting ring noise testing equipment - Google Patents
A kind of conducting ring noise testing equipment Download PDFInfo
- Publication number
- CN206863132U CN206863132U CN201720752361.0U CN201720752361U CN206863132U CN 206863132 U CN206863132 U CN 206863132U CN 201720752361 U CN201720752361 U CN 201720752361U CN 206863132 U CN206863132 U CN 206863132U
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- main body
- box main
- detection box
- conducting ring
- pcb board
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- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The utility model discloses a kind of conducting ring noise testing equipment, including detecting box main body, the top for detecting box main body is connected by the lower rotation of rotating shaft and returning face plate, the side of returning face plate is provided with display screen, the inside of detection box main body is provided with pcb board, the opposite side of fixed pillar is provided with battery, precision amplifier, adjustable voltage-regulating ic device and data acquisition unit is integrated with the top of pcb board, the inner tip for detecting box main body is provided with fan.Precision amplifier is using low-power consumption, high-precision general purpose instrument amplifier INA128, adjustable voltage-regulating ic device provides stable voltage for equipment, the influence of external disturbance and power supply noise can be effectively reduced, the precision of detection is improved, fan is provided with the inside of detection box main body, the side of detection box main body is provided with heat emission hole, reducing apparatus overheat causes line fault, so as to improve the service life of equipment, the utility model close structure is reasonable in design to be adapted to be widely popularized.
Description
Technical field
The utility model belongs to solar array drive mechanism technical field, specially a kind of conducting ring noise testing equipment.
Background technology
The conducting ring electrical noise performance of the products such as solar array drive mechanism is a critically important technical indicator.Conducting ring
Noise is a kind of AC signal, and noise level is generally several mVrms/A (rotary speed 25 minutes/turns) under normal circumstances.According to
The property of electrical transmission, conducting ring are generally divided into power conducting ring and signal conducting ring.Power conducting ring can lead to larger electric current,
Typically allow in more than 1A.Signal conducting ring transmitting telecommunication number, electrical current is smaller, typically in below 1A.
Therefore, it is necessary to which a kind of conducting ring noise testing equipment is used for the conducting ring for measuring the products such as solar array drive mechanism
Electrical noise performance.
Utility model content
To solve the defects of automobile washing inconvenience existing for prior art, the utility model provides a kind of conductive loop noise
Test equipment.
In order to solve the above-mentioned technical problem, the utility model provides following technical scheme：
A kind of conducting ring noise testing equipment of the utility model, including detection box main body, the top of the detection box main body
Connected by the lower rotation of rotating shaft and returning face plate, the side of the returning face plate is provided with display screen, the detection box main body
Inside is provided with pcb board, and one end of the pcb board and the inwall of detection box main body are connected together, and the other end of the pcb board is with consolidating
The side for determining pillar is fixedly connected, and the opposite side of the fixed pillar is provided with battery, and essence is integrated with the top of the pcb board
Close amplifier, adjustable voltage-regulating ic device and data acquisition unit, the inner tip of the detection box main body are provided with fan, the inspection
The side of measuring tank main body is provided with signaling interface, and the opposite side of the detection box main body is provided with several heat emission holes and a power supply
Line interface, the avris of the detection box main body are installed with handle, and the electric source line interface is electrically connected with battery, described
Battery is electrically connected with adjustable voltage-regulating ic device, and the precision amplifier is electrically connected with signaling interface.
As a kind of optimal technical scheme of the present utility model, the top setting of the detection box main body is fluted and recessed
Groove matches with roll-over panels.
As a kind of optimal technical scheme of the present utility model, the display screen uses inch industrial LCDs, type
Number it is M171ER, the model KEITHLEY2750 of the data acquisition unit, the model of the adjustable voltage-regulating ic device
LM317。
As a kind of optimal technical scheme of the present utility model, the precision amplifier uses general purpose instrument amplifier
INA128。
As a kind of optimal technical scheme of the present utility model, the corner of the detection box main body surrounding is equipped with shielding angle
Set, the shielding angle set are made by rubber.
As a kind of optimal technical scheme of the present utility model, the fan is located at the top of pcb board, and the side of fan
Provided with air-guiding hole, air-guiding hole is oppositely arranged with heat emission hole.
The beneficial effects of the utility model are：Precision amplifier is using low-power consumption, high-precision general purpose instrument amplifier
INA128, adjustable voltage-regulating ic device provide stable voltage for equipment, can effectively reduce the influence of external disturbance and power supply noise,
The precision of detection is improved, fan is provided with the inside of detection box main body, the side of detection box main body is provided with heat emission hole, subtracted
Few apparatus overheat causes line fault, and so as to improve the service life of equipment, the utility model close structure is reasonable in design to be adapted to
It is widely popularized.
Brief description of the drawings
Accompanying drawing is used for providing further understanding to of the present utility model, and a part for constitution instruction, with this practicality
New embodiment is used to explain the utility model together, does not form to limitation of the present utility model.In the accompanying drawings：
Fig. 1 is a kind of structural representation of conducting ring noise testing equipment of the utility model；
Fig. 2 is a kind of schematic rear view of conducting ring noise testing equipment of the utility model.
Fig. 3 is a kind of front section view of conducting ring noise testing equipment of the utility model.
In figure：1st, box main body is detected；2nd, returning face plate；3rd, display screen；4th, rotating shaft；5th, handle；6th, shielding angle set；7th, signal connects
Mouthful；8th, battery；9th, pcb board；10th, precision amplifier；11st, adjustable voltage-regulating ic device；12nd, fixed pillar；13rd, heat emission hole；14、
Data acquisition unit；15th, electric source line interface；16th, fan.
Embodiment
Preferred embodiment of the present utility model is illustrated below in conjunction with accompanying drawing, it will be appreciated that described herein excellent
Select embodiment to be merely to illustrate and explain the utility model, be not used to limit the utility model.
Embodiment：As Figure 1-3, a kind of conducting ring noise testing equipment of the utility model, including detection box main body 1,
The top of detection box main body 1 is connected by rotating shaft 4 with the lower rotation of returning face plate 2, and the side of returning face plate 2 is provided with display screen 3,
The inside of detection box main body 1 is provided with pcb board 9, and one end of pcb board 9 is connected together with detecting the inwall of box main body 1, pcb board 9
The other end is fixedly connected with the side of fixed pillar 12, and the opposite side of fixed pillar 12 is provided with battery 8, the top of pcb board 9
Precision amplifier 10, adjustable voltage-regulating ic device 11 and data acquisition unit 14 are integrated with, the inner tip of detection box main body 1 is provided with
Fan 16, the side of detection box main body 1 are provided with signaling interface 7, and the opposite side of detection box main body 1 is provided with several heat emission holes 13
With an electric source line interface 15, the avris of detection box main body 1 is installed with handle 5, and electric source line interface 15 and battery 8 are electrical
Connection, battery 8 are electrically connected with adjustable voltage-regulating ic device 11, and precision amplifier 10 is electrically connected with signaling interface 7.
It is fluted to detect the top setting of box main body 1, and groove matches with roll-over panels 3, can will overturn face when not in use
Plate 3 is detained in a groove, protects display screen 2.
Display screen 2 uses 17 inch industrial LCDs, model M171ER, M171ER LCDs cost performance
Height, the model KEITHLEY2750 of data acquisition unit 14 coordinate KEITHLEY7708 type plug-in modules, and the collector is by essence
Close measurement, grammed switch and control function are integrated in a compact cabinet, available for rack or testboard class should
It is a kind of with the model LM317, LM317 of, adjustable voltage-regulating ic the device 11 integrated three-terminal regulator block variable as output voltage
Easy to use, widely used integrated voltage stabilizer.
Precision amplifier 10 uses general purpose instrument amplifier INA128, including 50 times of amplifiers and 100 times of amplifiers, according to
Different demands change amplifier enlargement ratio.
The corner of the detection surrounding of box main body 1 is equipped with shielding angle set 6, and shielding angle set 6 is made by rubber, and rubber has good
Good elasticity, prevent the unexpected damage fallen and cause to detect the internal structure of box main body 1.
Fan 16 is located at the top of pcb board 9, and the side of fan 16 is provided with air-guiding hole, and air-guiding hole is relative with heat emission hole to be set
Put, can effectively radiate, pcb board is protected.
Specifically, detection box main body 1 is connected by connecting line with conducting ring test equipment, the signal being collected into passes through precision
Amplifier 10 is amplified processing, reduces the influence of external disturbance and power supply noise, adjustable voltage-regulating ic device 11 and the phase of battery 8
Even, burning voltage is provided for detection unit and data processing unit, data acquisition unit 14 gets up Data Collection, and concentration of transmissions arrives
Shown on display screen 3, be provided with fan 16 in the inside of detection box main body 1, the face pcb board 9 of fan 16, operating circuit entered
Row radiating in real time, reduces the too high probability for causing hot standby failure of temperature, and the noise output of the detection line main body passes through general instrument
Table amplifier INA128 amplifiers INA128 is exported to multichannel recorder.General purpose instrument amplifier INA128 is using 3 fortune
Design is put, feedback current input circuit under the conditions of high-gain (G=100 when 200kHz) can also provide wider bandwidth.
INA128 internal noise very little, as G >=100,0.1 to 10Hz low-frequency noise only about 0.2 μ Vp-p.
Precision amplifier 10 is using low-power consumption, high-precision general purpose instrument amplifier INA128, adjustable voltage-regulating ic device 11
Stable voltage is provided for equipment, the influence of external disturbance and power supply noise can be effectively reduced, improve the precision of detection, examined
The inside of measuring tank main body 1 is provided with fan 16, the side of detection box main body 1 is provided with heat emission hole 13, reducing apparatus overheat causes
Line fault, so as to improve the service life of equipment, the utility model close structure is reasonable in design to be adapted to be widely popularized.
Finally it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it can still modify to the technical scheme described in foregoing embodiments, or to which part technical characteristic
Carry out equivalent substitution.All any modification, equivalent substitution and improvements within the spirit and principles of the utility model, made etc.,
It should be included within the scope of protection of the utility model.
Claims (6)
1. a kind of conducting ring noise testing equipment, including detection box main body (1), it is characterised in that：The detection box main body (1)
Top is connected by rotating shaft (4) with the lower rotation of returning face plate (2), and the side of the returning face plate (2) is provided with display screen (3),
The inside of the detection box main body (1) is provided with pcb board (9), one end of the pcb board (9) and the inwall card of detection box main body (1)
Close connection, the other end of the pcb board (9) is fixedly connected with the side of fixation pillar (12), the fixed pillar (12) it is another
Side is provided with battery (8), and precision amplifier (10), adjustable voltage-regulating ic device (11) are integrated with the top of the pcb board (9)
With data acquisition unit (14), the inner tip of the detection box main body (1) is provided with fan (16), the detection box main body (1)
Side be provided with signaling interface (7), the opposite side of the detection box main body (1) is provided with several heat emission holes (13) and an electricity
Source line interface (15), the avris of the detection box main body (1) are installed with handle (5), and the electric source line interface (15) is with storing
Battery (8) is electrically connected with, and the battery (8) is electrically connected with adjustable voltage-regulating ic device (11), the precision amplifier (10)
It is electrically connected with signaling interface (7).
A kind of 2. conducting ring noise testing equipment according to claim 1, it is characterised in that the detection box main body (1)
Top set fluted, and groove matches with returning face plate (2).
3. a kind of conducting ring noise testing equipment according to claim 1, it is characterised in that the display screen (3) uses
17 inch industrial LCDs, model M171ER, the model KEITHLEY2750 of the data acquisition unit (14) are described
The model LM317 of adjustable voltage-regulating ic device (11).
A kind of 4. conducting ring noise testing equipment according to claim 1, it is characterised in that the precision amplifier (10)
Using general purpose instrument amplifier INA128.
A kind of 5. conducting ring noise testing equipment according to claim 1, it is characterised in that the detection box main body (1)
The corner of surrounding is equipped with shielding angle set (6), and the shielding angle set (6) is made by rubber.
6. a kind of conducting ring noise testing equipment according to claim 1, it is characterised in that the fan (16) is located at
The top of pcb board (9), and the side of fan (16) is provided with air-guiding hole, air-guiding hole is oppositely arranged with heat emission hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720752361.0U CN206863132U (en) | 2017-06-27 | 2017-06-27 | A kind of conducting ring noise testing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720752361.0U CN206863132U (en) | 2017-06-27 | 2017-06-27 | A kind of conducting ring noise testing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206863132U true CN206863132U (en) | 2018-01-09 |
Family
ID=60828319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720752361.0U Active CN206863132U (en) | 2017-06-27 | 2017-06-27 | A kind of conducting ring noise testing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206863132U (en) |
-
2017
- 2017-06-27 CN CN201720752361.0U patent/CN206863132U/en active Active
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