CN209654211U - A kind of air compressor intelligent test cabinet - Google Patents
A kind of air compressor intelligent test cabinet Download PDFInfo
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- CN209654211U CN209654211U CN201920213110.4U CN201920213110U CN209654211U CN 209654211 U CN209654211 U CN 209654211U CN 201920213110 U CN201920213110 U CN 201920213110U CN 209654211 U CN209654211 U CN 209654211U
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Abstract
The utility model discloses a kind of air compressor intelligent test cabinets, include: cabinet body, detection unit and is arranged at intracorporal first power supply unit of cabinet, processing and control element (PCE) and display unit, first power supply unit is detection unit, processing and control element (PCE) and display unit power supply, detection unit is connect with test pipeline or air compressor to be detected, and processing and control element (PCE) is connect to obtain detected value and processing and control element (PCE) is connect with display unit will test value and be shown with detection unit.Detection unit is connect with test pipeline or air compressor, detection unit is set to be detected simultaneously in multiple test points, processing and control element (PCE) is connect to obtain detected value with detection unit, and processing and control element (PCE), which will test value and be transmitted to display unit, to be shown, detected value just can be obtained without artificial detection, and detected value is accurate, is easy reading, while multiple test points are tested, and improves testing efficiency and reduces the workload of testing staff.
Description
Technical field
The utility model relates to air compressor field more particularly to a kind of air compressor intelligent test cabinets.
Background technique
Air compressor is a kind of for improving the machinery of gas pressure, and gas pressure is improved by the volume of compressed gas
Power is that indispensable key is set in chemical industry, petroleum, refrigeration, machinery, manufacture even national defense industry to meet production needs
It is one of standby.Air compressor reliability of operation and the economical work operation that will have a direct impact on industrial production and whole system
Quality, therefore the performance test compressed before factory is necessary.
In the prior art, test mode is carried out by manual testing, generally connects air compressor and test pipeline
It connects, using conventional indicating instrument and test equipment, test pipeline or air compressor is tested and read by tester
The detected value for taking each test point, records one by one.That there are testing efficiencies is low for manual testing's mode, artificial reading is easy error, surveys
The defects of road Shi Ge detected value is asynchronous.
Utility model content
To solve the above-mentioned problems, the utility model provides a kind of air compressor intelligent test cabinet, carries out without artificial
Detection just can obtain detected value, and detected value is accurate, synchronous, improves testing efficiency.
The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of air compressor intelligent test cabinet,
Include: cabinet body, detection unit and is arranged at intracorporal first power supply unit of cabinet, processing and control element (PCE) and display unit,
One power supply unit is detection unit, processing and control element (PCE) and display unit power supply, detection unit and test pipeline or air pressure
Contracting machine is connected to be detected, and processing and control element (PCE) connect to obtain detected value and processing and control element (PCE) and show with detection unit
Show that unit connection is shown will test value.
Further, the detection unit includes that the pressure sensor, temperature sensor, flow connecting with test pipeline pass
One of sensor and humidity sensor are a variety of；And/or power sensor, the voltage sensor being connect with air compressor
One of device and current sensor are a variety of.
It further, further include operating unit, operating unit is connect to transmit operation signal to place with processing and control element (PCE)
Control unit is managed, and then so that processing and control element (PCE) is transmitted different detected values to display unit according to operation signal and is shown, institute
The first power supply unit is stated as operating unit power supply.
It further, further include setting in intracorporal second power supply unit of cabinet and switch unit, the second power supply unit is logical
It crosses switch unit to power to air compressor, switch unit can control the opening and closing of air compressor, the detection unit and the
Two power supply units are connected to be detected.
Further, second power supply unit at least there are two, the switch unit and detection unit are supplied with second
Electric unit quantity is identical, and the second power supply unit connects one to one with switch unit and detection unit respectively.
It further, further include alarm unit, processing and control element (PCE) is connect to be controlled and be warned according to detected value with alarm unit
Cell operation is reported, first power supply unit is alarm unit power supply.
Further, further include radiator fan, air inlet and air outlet are provided on the cabinet body, radiator fan is located at
It connects at air outlet and in cabinet body to extract the intracorporal gas of cabinet out outside, first power supply unit is radiator fan power supply.
It further, further include that temperature is set in the intracorporal in-cabinet temperature sensor of cabinet, the processing and control element (PCE) and cabinet
Sensor connection is spent to obtain the intracorporal temperature value of cabinet, and processing and control element (PCE) is connect with the radiator fan with intracorporal according to cabinet
Temperature value controls radiator fan work, and first power supply unit is the power supply of in-cabinet temperature sensor.
It further, further include anti-interference unit, the detection unit is single by anti-interference unit and processing control
Member connection.
Further, the anti-interference unit include photoelectrical coupler U1, operational amplifier U2, resistance R2, resistance R4 with
And resistance R6；
Illuminating part is connect with the detection unit in photoelectrical coupler U1, the collector of light part point in photoelectrical coupler U1
Do not connect with one end of the first power supply unit and resistance R2, in photoelectrical coupler U1 the emitter of light part respectively with operation
One end connection of the reverse phase phase input terminal and resistance R4 of amplifier U2；
The other end of the resistance R2 normal phase input end and resistance with the other end of resistance R4, operational amplifier U2 respectively
One end of R6 connects；
The other end of resistance R6 is grounded；
The output end of operational amplifier U2 is connect with the processing and control element (PCE).
The beneficial effects of the utility model are: connecting by detection unit with test pipeline or air compressor, make to detect
Unit can be detected in multiple test points simultaneously, and processing and control element (PCE) is connect to obtain detected value with detection unit, and
Processing and control element (PCE), which will test value and be transmitted to display unit, to be shown, just can obtain detected value without artificial detection, and examine
Measured value is accurate, is easy reading, while multiple test points are tested, and keeps detected value synchronous, can record multiple detected values simultaneously, improves
Testing efficiency and the workload for reducing testing staff.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples:
Fig. 1 is the principles of the present invention block diagram；
Fig. 2 is the front view of the utility model；
Fig. 3 is the side view of the utility model；
Fig. 4 is a kind of embodiment of the utility model；
Fig. 5 is the circuit diagram of the first power supply unit；
Fig. 6 is the circuit diagram of the second power supply unit and switch unit；
Fig. 7 is the circuit diagram of detection unit；
Fig. 8 is the circuit diagram of processing and control element (PCE)；
Fig. 9 is the circuit diagram of anti-interference unit.
Specific embodiment
Referring to figs. 1 to Fig. 9, a kind of air compressor intelligent test cabinet, comprising: cabinet body 10, detection unit 22 and be all provided with
The first power supply unit 30, processing and control element (PCE) 21 and display unit 23 in cabinet body 10 are set, the first power supply unit 30 is detection
Unit 22, processing and control element (PCE) 21 and display unit 23 are powered, and detection unit 22 is connect with test pipeline or air compressor
To be detected, processing and control element (PCE) 21 is connect to obtain detected value and processing and control element (PCE) 21 and display with detection unit 22
The connection of unit 23 is shown with will test value.
It is connect by detection unit 22 with test pipeline or air compressor, enables detection unit 22 simultaneously in multiple surveys
Pilot is detected, and processing and control element (PCE) 21 is connect to obtain detected value, and processing and control element (PCE) 21 with detection unit 22
It will test value and be transmitted to display unit 23 and shown, just can obtain detected value without artificial detection, and detected value is accurate, holds
Easily reading, while multiple test points are tested, and are kept detected value synchronous, can be recorded multiple detected values simultaneously, improve testing efficiency simultaneously
And reduce the workload of testing staff.
The equipment that processing and control element (PCE) 21 can have processing control function for single-chip microcontroller, PLC, embedded system etc..It is aobvious
Show that unit 23 can be the equipment such as LCD screen.
As preferred embodiment, the detection unit 22 includes the pressure sensor connecting with test pipeline, temperature
One of sensor, flow sensor and humidity sensor are a variety of；And/or the power connecting with air compressor passes
One of sensor, voltage sensor and current sensor are a variety of.
Detection unit 22 can the appropriate selector of detected value according to demand, general test pipeline needs to detect pressure
Value, temperature value and flow value, while also needing to detect the voltage value, current value and performance number of air compressor, therefore examine
Survey in the most preferred situation of unit 22 includes that pressure sensor, temperature sensor and the flow connecting with test pipeline pass simultaneously
Sensor and the power sensor being connect with air compressor, voltage sensor and current sensor, to fully understand testing tube
The case where when road and air compressor are tested.
Further include operating unit 24 in order to controlling the detection value information that display unit shows 23, operating unit 24 with
The connection of processing and control element (PCE) 21 makes processing and control element (PCE) 21 according to operation to transmit operation signal to processing and control element (PCE) 21
Signal transmits different detected values to display unit 23 and is shown, first power supply unit 30 is the power supply of operating unit 24.
Operation signal is transmitted to processing and control element (PCE) 21 by operating unit 24, and processing and control element (PCE) 21 is according to operation signal
Control display unit 23 shows different detection value informations, can be operated to operating unit 24 with this user with single in display
Member 23 detects value information needed for obtaining.Operating unit 24 can be the input equipments such as button, keyboard, touch screen.
It further include the second power supply unit 40 being arranged in cabinet body 10 in order to facilitate the opening and closing of control air compressor
And switch unit 50, the second power supply unit 40 power to air compressor by switch unit 50, switch unit 50 can be controlled
The opening and closing of air compressor processed, the detection unit 22 are connect with the second power supply unit 40 to be detected.
The second power supply unit 40 and switch unit 50 are provided in cabinet body 10, the second power supply unit 40 is single by switch
50 pairs of air compressor power supplies of member, so that switch unit 50 can be compressed by being closed or cutting off the second power supply unit 40 with air
Power supply line between machine achievees the purpose that control air compressor opening and closing, and then user is enabled to observe by display unit 23
Also it can control air compressor work while detected value, and can quickly stop sky when there is a situation where detected value exception
Air compressor running, avoids that accident occurs.
In order to simultaneously more air compressors are tested, second power supply unit 40 at least there are two, institute
State switch unit 50 and detection unit 22 be identical as 40 quantity of the second power supply unit, and the second power supply unit 40 respectively with
Switch unit 50 and detection unit 22 connect one to one.
At least two air compressors can be run simultaneously by the way that at least two second power supply units 40 are arranged, and each
Second power supply unit 40, which connects one to one, switch unit 50 and detection unit 22, so that can be to every air compressor
Individually control opening and closing is and at the same time detect more air compressors, the detected value of more air compressors summarizes to display
Unit 23 is shown, the various detected values of a wherein air compressor can be selected to be shown by operating unit 24,
Whole air compressor one of which test values can also be shown to compare simultaneously.
Fig. 4 is a kind of specific embodiment of the utility model, and wherein detection unit 22 includes flow sensor and function
Rate sensor, flow sensor are specially flow monitoring instrument, and power sensor is specially power monitor, the second power supply unit 40
It is respectively corresponded and first to the 5th there are five respectively No.1 to No. five second power supply units, No.1 to No. five second power supply units
Air compressor connection, there are five be respectively the first to the 5th stream connecting with the first to the 5th air compressor for flow monitoring instrument
Monitor is measured, there are five be respectively the first to the 5th power prison connecting with No.1 to No. five second power supply units for power monitor
Survey instrument.The detection that can simultaneously five air compressors be carried out with flow and power by this way, improves working efficiency.
It further include alarm unit 25 in order to which user can be reminded in time in air compressor operation irregularity, processing control
Unit 21 processed is connect to control alarm unit 25 according to detected value and work with alarm unit 25, and first power supply unit 30 is police
Declaration form member 25 is powered.
When the detected value that processing and control element (PCE) 21 is obtained from detection unit 22 is abnormal, as detected value is higher than upper limit value or is lower than
When lower limit value, it is abnormal to remind user to handle in time that processing and control element (PCE) 21 controls the work of alarm unit 25, avoids anticipating
It causes damages outside.Alarm unit 25 can be the devices such as warning lamp, buzzer.
It further include radiation air to reduce temperature in cabinet body 10 since the more calorific value of device work is larger in cabinet body 10
27 are fanned, is provided with air inlet 11 and air outlet 12 on the cabinet body 10, radiator fan 27 is located at air outlet 12 and in cabinet body
10 connections are external to extract the gas in cabinet body 10 out, and first power supply unit 30 is the power supply of radiator fan 27.
By being provided with air inlet 11 and air outlet 12 on cabinet body 10, enable outside air that can flow in and out cabinet body
10 to take away the heat in cabinet body 10, while radiator fan 27 is provided at air outlet 12, and radiator fan 27 can when running
It extracts 10 internal gas of cabinet body out, accelerates gas flow rates, faster to take away heat, improving heat radiation efficiency.
It further include the in-cabinet temperature sensor being arranged in cabinet body 10 in order to the work of intelligent control cooling fan 27
26, the processing and control element (PCE) 21 is connect to obtain the temperature value in cabinet body 10 with in-cabinet temperature sensor 26, and processing control is single
Member 21 connect first power supply to work according to the temperature value control radiator fan 27 in cabinet body 10 with the radiator fan 27
Unit 30 is the power supply of in-cabinet temperature sensor 26.
By being provided with the in-cabinet temperature sensor 26 connecting with processing and control element (PCE) 21, enable processing and control element (PCE) 21
The temperature value in cabinet body 10 is obtained, and processing and control element (PCE) 21 is connect according to the temperature value in cabinet body 10 with radiator fan 27
Radiator fan 27 is controlled to work, when temperature is high in cabinet body 10, control radiator fan 27 revs up with heat radiation speed, when
Radiator fan 27 is controlled when 10 temperature of cabinet body is normal to be reduced revolving speed or stops working, to save electric energy.
It is led during transmitting detected value to processing and control element (PCE) 21 in order to avoid detection unit 22 due to external disturbance
Detected value inaccuracy is caused, further includes anti-interference unit 28, the detection unit 22 is controlled by anti-interference unit 28 with the processing
Unit 21 processed connects.
Interference signal can be generated in the work of the powerful equipment such as air compressor, needs to carry out anti-interference guarantor to circuit
Shield, the signal waveform to avoid transmission are disturbed and distort, and detection unit 22 passes through anti-interference unit 28 and processing and control element (PCE)
21 connections, it can be ensured that detected value will not be by external interference effect of signals in transmission process, and then display unit 23 is enabled to show
Detected value it is accurate.
Existing frequently-used sensor is generally digital sensor, i.e. output signal is digital signal, as anti-interference unit
28 preferred embodiment, the anti-interference unit 28 include photoelectrical coupler U1, operational amplifier U2, resistance R2, resistance R4
And resistance R6；
Illuminating part is connect with the detection unit 22 in photoelectrical coupler U1, the collector of light part in photoelectrical coupler U1
Connect respectively with one end of the first power supply unit 30 and resistance R2, in photoelectrical coupler U1 the emitter of light part respectively with fortune
Calculate one end connection of the reverse phase phase input terminal and resistance R4 of amplifier U2；
The other end of the resistance R2 normal phase input end and resistance with the other end of resistance R4, operational amplifier U2 respectively
One end of R6 connects；
The other end of resistance R6 is grounded；
The output end of operational amplifier U2 is connect with the processing and control element (PCE) 21.
It is connect by the illuminating part of photoelectrical coupler U1 with detection unit 22, detection unit 22 is isolated with subsequent conditioning circuit,
Interference signal is avoided to reach subsequent conditioning circuit, operational amplifier U2 and resistance R2, R4 and R6 constitute comparison circuit, comparison circuit
Input terminal is connect with the light part of photoelectrical coupler U1, will be modified by the detection value signal after optocoupler, makes to detect value signal
Waveform is accurate, so processing and control element (PCE) 21 receive detection value signal when accurate detection can be decoded from signal waveform
Value.Wherein the threshold value of comparison circuit can be set by adjusting the amplitude of resistance R2, should be according to actually detected signal waveform
Amplitude sets suitable resistance R2 resistance value.
Above-described embodiment is the preferred embodiment of the utility model, and the utility model can also have other embodiments.Ability
The technical staff in domain can also make equivalent deformation or replacement without departing from the spirit of the present invention, these equivalent changes
Type or replacement are all contained in range set by the claim of this application.
Claims (10)
1. a kind of air compressor intelligent test cabinet characterized by comprising cabinet body (10), detection unit (22) and be all provided with
Set the first power supply unit (30), processing and control element (PCE) (21) and display unit (23) in cabinet body (10), the first power supply unit
It (30) is detection unit (22), processing and control element (PCE) (21) and display unit (23) are powered, detection unit (22) and testing tube
To be detected, processing and control element (PCE) (21) is connect with detection unit (22) to obtain detected value simultaneously for road or air compressor connection
And processing and control element (PCE) (21) is connect with display unit (23) will test value and be shown.
2. a kind of air compressor intelligent test cabinet according to claim 1, it is characterised in that: the detection unit (22)
Including with one of test the pipeline pressure sensor, temperature sensor, flow sensor and the humidity sensor that connect or
It is a variety of；And/or one of power sensor, voltage sensor and current sensor being connect with air compressor or more
Kind.
3. a kind of air compressor intelligent test cabinet according to claim 1, it is characterised in that: further include operating unit
(24), operating unit (24) is connect to transmit operation signal to processing and control element (PCE) (21), in turn with processing and control element (PCE) (21)
Make processing and control element (PCE) (21) transmit different detected values to display unit (23) according to operation signal to be shown, described first supplies
Electric unit (30) is operating unit (24) power supply.
4. a kind of air compressor intelligent test cabinet according to claim 1, it is characterised in that: further include being arranged in cabinet body
(10) the second power supply unit (40) and switch unit (50) in, the second power supply unit (40) is by switch unit (50) to sky
Air compressor power supply, switch unit (50) can control the opening and closing of air compressor, the detection unit (22) and the second power supply
Unit (40) is connected to be detected.
5. a kind of air compressor intelligent test cabinet according to claim 4, it is characterised in that: second power supply unit
(40) there are two at least, the switch unit (50) and detection unit (22) are identical as the second power supply unit (40) quantity, and
And second power supply unit (40) connect one to one respectively with switch unit (50) and detection unit (22).
6. a kind of air compressor intelligent test cabinet according to claim 1, it is characterised in that: further include alarm unit
(25), processing and control element (PCE) (21) is connect to control alarm unit (25) work according to detected value with alarm unit (25), described
First power supply unit (30) is alarm unit (25) power supply.
7. a kind of air compressor intelligent test cabinet according to claim 1, it is characterised in that: further include radiator fan
(27), it is provided with air inlet (11) and air outlet (12) on the cabinet body (10), radiator fan (27) is located at air outlet (12)
Place is simultaneously connected in cabinet body (10) to extract the gas in cabinet body (10) out outside, and first power supply unit (30) is radiator fan
(27) it powers.
8. a kind of air compressor intelligent test cabinet according to claim 7, it is characterised in that: further include being arranged in cabinet body
(10) the in-cabinet temperature sensor (26) in, the processing and control element (PCE) (21) connect with in-cabinet temperature sensor (26) to obtain
Temperature value in cabinet body (10), processing and control element (PCE) (21) are connect according to the temperature in cabinet body (10) with the radiator fan (27)
Angle value controls radiator fan (27) work, and first power supply unit (30) is in-cabinet temperature sensor (26) power supply.
9. a kind of air compressor intelligent test cabinet according to claim 1, it is characterised in that: further include anti-interference unit
(28), the detection unit (22) is connect by anti-interference unit (28) with the processing and control element (PCE) (21).
10. a kind of air compressor intelligent test cabinet according to claim 9, it is characterised in that: the anti-interference unit
It (28) include photoelectrical coupler U1, operational amplifier U2, resistance R2, resistance R4 and resistance R6；
Illuminating part is connect with the detection unit (22) in photoelectrical coupler U1, the collector of light part point in photoelectrical coupler U1
Do not connect with one end of the first power supply unit (30) and resistance R2, in photoelectrical coupler U1 the emitter of light part respectively with fortune
Calculate the inverting input terminal of amplifier U2 and one end connection of resistance R4；
The other end of resistance R2 respectively with the other end of resistance R4, the normal phase input end of operational amplifier U2 and resistance R6 one
End connection；
The other end of resistance R6 is grounded；
The output end of operational amplifier U2 is connect with the processing and control element (PCE) (21).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920213110.4U CN209654211U (en) | 2019-02-19 | 2019-02-19 | A kind of air compressor intelligent test cabinet |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920213110.4U CN209654211U (en) | 2019-02-19 | 2019-02-19 | A kind of air compressor intelligent test cabinet |
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| CN209654211U true CN209654211U (en) | 2019-11-19 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110005602A (en) * | 2019-02-19 | 2019-07-12 | 广东艾林克能源装备有限公司 | A kind of air compressor intelligent test cabinet |
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2019
- 2019-02-19 CN CN201920213110.4U patent/CN209654211U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110005602A (en) * | 2019-02-19 | 2019-07-12 | 广东艾林克能源装备有限公司 | A kind of air compressor intelligent test cabinet |
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