CN209197693U - A kind of single channel air-gauge - Google Patents
A kind of single channel air-gauge Download PDFInfo
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- CN209197693U CN209197693U CN201920046800.5U CN201920046800U CN209197693U CN 209197693 U CN209197693 U CN 209197693U CN 201920046800 U CN201920046800 U CN 201920046800U CN 209197693 U CN209197693 U CN 209197693U
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- shell
- pneumatic
- current converter
- differential pressure
- single channel
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Abstract
The utility model discloses a kind of single channel air-gauges, including shell, shell gas outlet and shell air inlet are provided on shell, insertion is provided with liquid crystal display on shell, voltage-stablizer is fixedly installed in shell, pneumatic-to-current converter, control mainboard, the air inlet of shell air inlet and voltage-stablizer is connected by tracheae, the gas outlet of voltage-stablizer is connected by the air inlet of tracheae and pneumatic-to-current converter, the gas outlet of pneumatic-to-current converter is connect by tracheae with shell gas outlet, pneumatic-to-current converter is also connect with control mainboard, control mainboard is connect with liquid crystal display, pneumatic-to-current converter includes differential pressure pickup and throttle valve, throttle valve is in parallel with the differential pressure pick-up, throttle valve is connected between voltage-stablizer and the primary path of shell gas outlet, and the adjusting knob insertion of throttle valve is arranged on shell.By display when fructufy in touch display screen, realizes visualization operation, improve the convenience of operation.
Description
Technical field
The utility model relates to measuring instrument apparatus fields, more particularly to a kind of single channel air-gauge easy to operate.
Background technique
Air-gauge is a kind of technology for carrying out non-cpntact measurement to workpiece size using compressed air as medium.Its principle is
Airline pressure changes when using measuring head close to workpiece surface, which is transformed into electric signal by differential pressure pickup,
Computer is analyzed the electric signal, is handled and shown measurement result；The work stringent particularly suitable for measurement tolerance
Part.Air-gauge is carried out frequently with floating type air gauge for single product at present, is provided with zeroing knob and multiple
Knob, needing operator to carry out careful adjusting can be only achieved the purpose of measurement, increase the operation difficulty of operator.Cause
This present utility model people, for the difficult problem of operation, it is intended to invent a kind of single channel air-gauge easy to operate.
Utility model content
To overcome disadvantages mentioned above, the purpose of this utility model is to provide a kind of single channel air-gauges easy to operate.
In order to reach the goals above, the technical solution adopted in the utility model is: a kind of single channel air-gauge, including shell
Body is provided with shell gas outlet and shell air inlet on the shell, and insertion is provided with liquid crystal display on the shell, described
It is fixedly installed voltage-stablizer, pneumatic-to-current converter, control mainboard in shell, the air inlet of the shell air inlet and voltage-stablizer passes through
The gas outlet of tracheae connection, the voltage-stablizer is connected by the air inlet of tracheae and pneumatic-to-current converter, the pneumatic-to-current converter
Gas outlet is connect by tracheae with shell gas outlet, and the pneumatic-to-current converter is also connect with the input terminal of control mainboard, the control
The output end of mainboard processed is connect with liquid crystal display, and the pneumatic-to-current converter includes differential pressure pickup, it is characterised in that: the gas
Electric transducer further includes throttle valve, and the throttle valve is in parallel with the differential pressure pickup, the throttle valve be connected on voltage-stablizer and
Between the primary path of shell gas outlet, and the adjusting knob insertion of the throttle valve is arranged on shell.
Preferably, the bottom of the shell is provided with multiple foots pad.The height that foot pad can be adjusted at any time, keeps the water of pedestal
It is flat.
Preferably, the adjusting knob, shell gas outlet, liquid crystal display, be arranged on the front panel of shell, and it is described
The side of liquid crystal display is arranged in adjusting knob and shell gas outlet.Facilitate operator according to the data on liquid crystal display
Adjusting knob is adjusted.
Preferably, the shell air inlet is arranged on the rear panel of shell, is additionally provided with USB on the rear panel and connects
Mouth, power interface, power switch and com port male connector, one end of the USB interface, power interface and COM mouthful male connector with control
Mainboard connection processed, the power switch are connected with power interface.Multiple interfaces and switch are arranged on plate below, shell is conducive to
The arrangement of the electrical component in internal portion；It can be connected by above-mentioned interface and outside services equipment when related personnel repairs
The problem of connecing, facilitating testing product.
Preferably, NG alarm lamp and OK alarm lamp, the NG alarm lamp and control mainboard are additionally provided on the front panel
Connection, the OK alarm lamp are connect with control mainboard.It can achieve the purpose of police instruction.
Preferably, the pneumatic-to-current converter includes circuit control portion, the circuit control portion include the differential pressure pickup,
Signal amplification circuit, electric source filter circuit and the connector being connected with control mainboard, the differential pressure pickup are put with signal respectively
Big circuit, electric source filter circuit are connected, and the connector is connected with signal amplification circuit, electric source filter circuit respectively.It can incite somebody to action
The gas pressure difference of throttle valve two sides is converted to electric signal, and is transmitted to liquid crystal display.
Preferably, the pneumatic-to-current converter further includes gas circuit adjustment portion, is provided with throttle valve in the gas circuit adjustment portion, institute
State that adjusting knob interface, differential pressure pickup gas input port and differential pressure pickup gas are offered on the shell of gas circuit adjustment portion is defeated
Outlet, the adjusting knob interface installation and adjustment knob, the differential pressure pick-up gas input port and differential pressure pickup gas
Delivery outlet is connect with differential pressure pickup respectively.It can achieve the purpose for adjusting gas flow in single channel air-gauge.
A kind of beneficial effect of single channel air-gauge of the utility model is that the pure air after voltage-stablizer is stablized carries out
In pneumatic-to-current converter, personnel can control air mass flow size by adjusting knob, and pass through pneumatic-to-current converter for coherent signal
It passes to control mainboard and carries out data processing, and by display when fructufy in touch display screen, realize visualization operation, improve
The convenience of operation.
Detailed description of the invention
Fig. 1 is the perspective interior view of single channel air-gauge.
Fig. 2 is the main view of single channel air-gauge.
Fig. 3 is the rearview of single channel air-gauge.
Fig. 4 is the electrical schematic diagram of voltage-stablizer, differential pressure pickup and throttle valve.
Fig. 5 is the structural schematic diagram of pneumatic-to-current converter.
In figure:
1- shell；2- shell gas outlet；3- shell air inlet；4- liquid crystal display；5- voltage-stablizer；6- pneumatic-to-current converter；7-
Control mainboard；8-USB interface；9- power interface；10- power switch；11-COM mouthfuls of male connectors；12-NG alarm lamp；13-OK alarm
Lamp；14- circuit control portion；15- gas circuit adjustment portion；
101- foot pad；601- differential pressure pickup；602- throttle valve；603- adjusting knob.
Specific embodiment
The preferred embodiment of the utility model is described in detail with reference to the accompanying drawing, so that the advantages of the utility model
It can be easier to be readily appreciated by one skilled in the art with feature, to make the protection scope of the utility model apparent clear
Define.
Referring to shown in attached drawing 1-5, the basic structure of one of the present embodiment single channel air-gauge: including shell 1, institute
It states and is provided with shell gas outlet 2 and shell air inlet 3 on shell 1, insertion is provided with liquid crystal display 4 on the shell 1, described
Voltage-stablizer 5, pneumatic-to-current converter 6, control mainboard 7, the air inlet of the shell air inlet 3 and voltage-stablizer 5 are fixedly installed in shell 1
Mouth is connected by tracheae, and the gas outlet of the voltage-stablizer 5 is connect by tracheae with the air inlet of pneumatic-to-current converter 6, the pneumoelectric
The gas outlet of converter 6 is connect by tracheae with shell gas outlet 2, and the pneumatic-to-current converter 6 is also connect with control mainboard 7, institute
It states control mainboard 7 to connect with liquid crystal display 4, the pneumatic-to-current converter 6 includes differential pressure pickup 601 and throttle valve 602, described
Throttle valve 602 is in parallel with the differential pressure pickup 601, and the throttle valve 602 is connected on the master of voltage-stablizer 5 and shell gas outlet 2
Between access, and the insertion of adjusting knob 603 of the throttle valve 602 is arranged on shell 1.
The basic structure of shell 1: the shell 1 include front panel, rear panel, left panel, right panel, top panel and below
Plate, the lower face are pedestal, and the bottom of the lower panel is provided with multiple foots pad 101.Complete cuboid can be formed, and
And the height of foot pad 101 can be adjusted at any time, keep the level of pedestal.
Referring to shown in attached drawing 2,4.3 inches of liquid crystal display 4, section the structure of front panel: are provided on the front panel
Adjusting knob 603, the shell gas outlet 2 of valve 602 are flowed, and the adjusting knob 603 and shell gas outlet 2 are arranged in liquid crystal display
The side of screen 4.Facilitate operator that adjusting knob 603 is adjusted according to the data on liquid crystal display 4；On the front panel
It is additionally provided with NG alarm lamp 12 and OK alarm lamp 13, the NG alarm lamp 12 is connect with control mainboard 7, the OK alarm lamp 13
It is connect with control mainboard 7.
Referring to shown in attached drawing 3, shell air inlet 3, USB interface 8, electricity the structure of rear panel: are provided on the rear panel
Source interface 9, power switch 10 and com port male connector 11, one end of the USB interface 8, power interface 9 and com port male connector 11 with
Control mainboard 7 connects, and the power switch 10 is connected with power interface 9.Multiple interfaces and switch are arranged on plate below, are had
Conducive to the arrangement of the electrical component inside shell 1；It can be set by above-mentioned interface with outside services when related personnel repairs
Standby the problem of being attached, facilitating testing product.
Referring to shown in attached drawing 5, the structure of pneumatic-to-current converter 6: the pneumatic-to-current converter 6 includes gas circuit adjustment portion 15 and circuit
Control unit 14；
It is provided with throttle valve 602 in the gas circuit adjustment portion 15, offers adjusting on the shell of the gas circuit adjustment portion 15
Knob interface, differential pressure pickup gas input port and differential pressure pickup gas delivery port, the adjusting knob of the throttle valve 602
603 are mounted on adjusting knob interface, and differential pressure pickup 601 is connected to differential pressure pickup gas input port and differential pressure pickup gas
Body delivery outlet.It can achieve the purpose for adjusting gas flow in single channel air-gauge；
The circuit control portion 14 includes differential pressure pickup 601, signal amplification circuit, electric source filter circuit and leads with control
The connected connector of plate 7, the differential pressure pickup 601 are also connected with signal amplification circuit, electric source filter circuit, the connector
Also it is connected with signal amplification circuit, electric source filter circuit.The variable quantity of the gas flow of throttle valve two sides can be converted into electricity
Signal, and it is transmitted to liquid crystal display 4.
7 connection relationship in control mainboard: be provided in control mainboard 7 32 single-chip microcontrollers, analog and digital signal converter,
Power filter reduction voltage circuit, power input interface, display screen interface, pneumatic-to-current converter interface, NG alarm lamp interface, USB port
And com interface, 32 single-chip microcontrollers connect with analog and digital signal converter, power filter reduction voltage circuit, power input respectively
Mouth, display screen interface, pneumatic-to-current converter interface, NG alarm lamp interface, USB port and com interface are described by circuit connection
Power input interface is connected with power filter reduction voltage circuit and analog and digital signal converter circuit respectively, the simulation numeral letter
Number converter is connected with the pneumatic-to-current converter interface circuit；The power input interface is connected with 10 one end of power switch, electricity
The other end of source switch 10 is connected with power interface 9, and the display screen interface is connected by data line with liquid crystal display 4, institute
Pneumatic-to-current converter interface to be stated to be connected by data line with pneumatic-to-current converter 6, the NG alarm lamp interface is connect with NG alarm lamp 12,
The com interface is connect with com port male connector 11, and the USB port is connected with USB interface 8.
Basic workflow: connection power supply, shell air inlet 3, shell gas outlet 2 open power supply, OK alarm lamp 13
It is bright, throttle valve 602 is opened, air is entered by shell air inlet 3, and the pure air after voltage-stablizer 5 is stablized carries out electro-pneumatic
In device 6, personnel can control air mass flow size by adjusting knob 603, and be transmitted coherent signal by pneumatic-to-current converter 6
Data processing is carried out to control mainboard 7, and by display when fructufy on liquid crystal display 4, realizes visualization operation, improves behaviour
The convenience of work, if internal circuit breaks down, NG alarm lamp 12 is bright, i.e., operator can clearly recognize inside
Through breaking down, and the interface being arranged by rear plate face, troubleshooting inquiry can be carried out.
Embodiment of above is only to illustrate the technical ideas and features of the present invention, and its object is to allow be familiar with this skill
The people of art understands the content of the utility model and is implemented, and does not limit the protection scope of the present invention, and all
According to the equivalent change or modification that the spirit of the present invention is substantially done, should all cover within the protection scope of the present utility model.
Claims (8)
1. a kind of single channel air-gauge, including shell (1), be provided on the shell (1) shell gas outlet (2) and shell into
Port (3) is embedded on the shell (1) and is provided with liquid crystal display (4), is fixedly installed voltage-stablizer in the shell (1)
(5), the air inlet of pneumatic-to-current converter (6), control mainboard (7), the shell air inlet (3) and voltage-stablizer (5) passes through tracheae company
It connects, the gas outlet of the voltage-stablizer (5) is connect by tracheae with the air inlet of pneumatic-to-current converter (6), the pneumatic-to-current converter (6)
Gas outlet connect with shell gas outlet (2) by tracheae, input terminal of the pneumatic-to-current converter (6) also with control mainboard (7)
Connection, the output end of the control mainboard (7) are connect with liquid crystal display (4), and the pneumatic-to-current converter (6) includes pressure difference sensing
Device (601), it is characterised in that: the pneumatic-to-current converter (6) further includes throttle valve (602), the throttle valve (602) and the pressure
Gap sensor (601) is in parallel, and the throttle valve (602) is connected between voltage-stablizer (5) and the primary path of shell gas outlet (2),
And adjusting knob (603) insertion of the throttle valve (602) is arranged on shell (1).
2. a kind of single channel air-gauge according to claim 1, it is characterised in that: the liquid crystal display (4) is 4.3
Inch.
3. a kind of single channel air-gauge according to claim 1, it is characterised in that: the bottom of the shell (1) is arranged
There are multiple foots pad (101).
4. a kind of single channel air-gauge according to claim 3, it is characterised in that: the adjusting knob (603), shell
Gas outlet (2), is arranged on the front panel of shell (1) liquid crystal display (4), and the adjusting knob (603) and shell outlet
Side of mouth (2) setting in liquid crystal display (4).
5. a kind of single channel air-gauge according to claim 3, it is characterised in that: shell air inlet (3) setting
On the rear panel of shell (1), be additionally provided on the rear panel USB interface (8), power interface (9), power switch (10) and
Com port male connector (11), one end of the USB interface (8), power interface (9) and com port male connector (11) with control mainboard (7)
Connection, the power switch (10) are connected with power interface (9).
6. a kind of single channel air-gauge according to claim 4, it is characterised in that: be additionally provided with NG on the front panel
Alarm lamp (12) and OK alarm lamp (13), the NG alarm lamp (12) connect with control mainboard (7), the OK alarm lamp (13) with
Control mainboard (7) connection.
7. a kind of single channel air-gauge according to claim 1, it is characterised in that: the pneumatic-to-current converter (6) includes
Circuit control portion (14), the circuit control portion (14) include the differential pressure pickup (601), signal amplification circuit, power supply filter
Wave circuit and the connector being connected with control mainboard (7), the differential pressure pickup (601) respectively with signal amplification circuit, power supply
Filter circuit is connected, and the connector is connected with signal amplification circuit, electric source filter circuit respectively.
8. a kind of single channel air-gauge according to claim 1, it is characterised in that: the pneumatic-to-current converter (6) is also wrapped
It includes gas circuit adjustment portion (15), is provided with throttle valve (602) on the gas circuit adjustment portion (15), the shell of the gas circuit adjustment portion (15)
Adjusting knob interface, differential pressure pick-up gas input port and differential pressure pick-up gas delivery port, the adjusting rotation are offered on body
Button interface installation and adjustment knob (603), the differential pressure pick-up gas input port and differential pressure pick-up gas delivery port difference
It is connect with differential pressure pickup (601).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920046800.5U CN209197693U (en) | 2019-01-11 | 2019-01-11 | A kind of single channel air-gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920046800.5U CN209197693U (en) | 2019-01-11 | 2019-01-11 | A kind of single channel air-gauge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209197693U true CN209197693U (en) | 2019-08-02 |
Family
ID=67431193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920046800.5U Active CN209197693U (en) | 2019-01-11 | 2019-01-11 | A kind of single channel air-gauge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209197693U (en) |
-
2019
- 2019-01-11 CN CN201920046800.5U patent/CN209197693U/en active Active
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