CN108168658A - A kind of calibration facility of automobile air-flow sensor - Google Patents
A kind of calibration facility of automobile air-flow sensor Download PDFInfo
- Publication number
- CN108168658A CN108168658A CN201810114882.2A CN201810114882A CN108168658A CN 108168658 A CN108168658 A CN 108168658A CN 201810114882 A CN201810114882 A CN 201810114882A CN 108168658 A CN108168658 A CN 108168658A
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- China
- Prior art keywords
- testboard
- pipe
- tank body
- connecting tube
- air
- Prior art date
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F25/00—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume
- G01F25/10—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of flowmeters
- G01F25/15—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of flowmeters specially adapted for gas meters
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
- Testing Of Engines (AREA)
Abstract
The present invention relates to a kind of calibration facilities of automobile air-flow sensor, include testboard, it is characterised in that：The testboard is connected with air by first pipe and controls tank, the air control tank is connected with by second pipe into gas tank, the other end into the opposite connection air control tank of gas tank is equipped with air inlet, the air control tank includes sequentially connected upper tank body and lower tank, the lower tank is connect with second pipe, the upper tank body is connect with first pipe, and inlet control mechanism is equipped in the upper tank body, and beneficial effects of the present invention are：Simulate gear more calibration it is more accurate, and testboard connect with pipeline it is more secured.
Description
Technical field
The present invention relates to the calibration facilities of air flow sensor, and in particular to a kind of mark of automobile air-flow sensor
Locking equipment.
Background technology
Automobile engine is both provided with air flow sensor, air flow sensor be engine important sensor it
One, the air mass flow of sucking is converted into electric signal and sent to electronic control unit (ECU) by it, as determine oil spout baseband signal it
One, it is the sensor for the air mass flow for measuring sucking engine, which needs through calibration facility simulated automotive engine
Working environment then setting value is written by calibration facility, but the precision of traditional calibration facility its write-in is unsatisfactory and only
9 grades of readings during air inlet can be simulated.
Invention content
The technical problems to be solved by the invention are in view of the above shortcomings of the prior art,
A kind of calibration facility of automobile air-flow sensor is provided.
To achieve the above object, the present invention provides following technical solutions：A kind of calibration of automobile air-flow sensor
Equipment, it is characterised in that：Include testboard, the testboard is connected with air by first pipe and controls tank, the air
Control tank is connected with by second pipe into gas tank, and the other end into the opposite connection air control tank of gas tank is equipped with air inlet
Mouthful, the air control tank includes sequentially connected upper tank body and lower tank, and the lower tank is connect with second pipe, described
Upper tank body is connect with first pipe, and inlet control mechanism is equipped in the upper tank body.
Using above-mentioned technical proposal, outdoor will be arranged on into gas tank, tank is controlled by first pipe and air into gas tank
Lower tank connects, and is pumping tank body into gas tank, persistently extracts outside air, inputs in lower tank, and air controls the upper tank of tank
Lead to the air capacity of testboard in the air control device control lower tank set in body by second pipe.
A kind of calibration facility of above-mentioned automobile air-flow sensor can be further arranged to：The upper tank body includes
The opposite upper tank body upper plate set up and upper tank body lower plate, upper tank body lower plate are evenly equipped with 9 lower plate through-holes, and the upper tank body upper plate exists
Lower plate through-hole opposite position is equipped with upper plate through-hole, and flow valve is equipped in the upper plate through-hole and lower plate through-hole.
Using above-mentioned technical proposal, between upper tank body and lower tank by be threaded through upper tank body upper plate and upper tank body lower plate it
Between flow valve control towards the flow of testboard, flow valve its threshold value being threaded through in 9 through-holes is different, 9 flows
Valve can not only simulate 9 gears of conventional engine, and open simultaneously the tested biography into testboard by the two or more persons
Sensor ventilation can simulate additional gear, and highest can simulate 13 kinds of different gears, meet various automobile air flow sensings
Device demarcate.
A kind of calibration facility of above-mentioned automobile air-flow sensor can be further arranged to：Testboard front end is equipped with and treats
Sensor rest area is surveyed, described sensor rest area to be measured one end is connected with testboard connecting tube, and the testboard passes through test
Platform connecting tube is connected with first pipe, and the testboard connecting tube is connected in sensor rest area to be measured both sides equipped with testboard
Pipe supporting mechanism.
Using above-mentioned technical proposal, at testboard connecting tube both ends, setting connecting tube supporting mechanism can promote the steady of connecting tube
It is qualitative, testboard connecting tube is avoided to cave in and subsides and causes the situation to need repairing, delays calibration efficiency.
A kind of calibration facility of above-mentioned automobile air-flow sensor can be further arranged to：The testboard connecting tube
Supporting mechanism includes pipe clamp, and described pipe clamp one end is connected in the testboard connecting tube other end equipped with connecting plate, the connecting plate
The other end of opposite connection pipe clamp is equipped with sliding rail, and the connecting plate is connect by sliding rail fishplate bar with sliding rail.
Using above-mentioned technical proposal, the sliding rail set below pipe clamp is oppositely arranged with testboard connecting tube, and pipe clamp can lead to
Sliding rail fishplate bar is crossed to slide so as to change pipe clamp and testboard connecting tube link position, this pipe clamp side slidably set along sliding rail
Just specific installation position is adjusted.
A kind of calibration facility of above-mentioned automobile air-flow sensor can be further arranged to：The sliding rail is close to first
Connecting tube supporting mechanism fixing device is provided at pipeline, the connecting tube supporting mechanism fixing device includes cylinder, described
Cylinder is set to sensor rest area to be measured same plane by cylinder backing plate.
Using above-mentioned technical proposal, due to the chain cans picking supporting mechanism at first pipe, slidably distance is longer, because
This needs to set a connecting tube supporting mechanism fixing device that it is fixed, and prevents its sliding rail that comes off.
Beneficial effects of the present invention are：Simulate gear more calibration it is more accurate, and testboard connect with pipeline it is more secured.
The present invention is described in further detail with reference to the accompanying drawings and examples.
Description of the drawings
Fig. 1 is the stereoscopic schematic diagram of the embodiment of the present invention.
Fig. 2 is that the air of the embodiment of the present invention controls tank configuration schematic diagram.
Fig. 3 is the testboard rear perspective schematic diagram of the embodiment of the present invention.
Specific embodiment
Referring to shown in Fig. 1-Fig. 3：A kind of calibration facility of automobile air-flow sensor, includes testboard 1, testboard
1 is connected with air by first pipe 11 controls tank 2, and air control tank 2 is connected with by second pipe 21 into gas tank 3, air inlet
The other end of the opposite connection air control tank 2 of tank 3 is equipped with air inlet 31, and air control tank 2 includes sequentially connected upper tank 22
Body and lower tank 23, lower tank 23 are connect with second pipe 21, and upper tank body 22 is connect with the first pipe 11, is equipped in upper tank body 22
Inlet control mechanism, upper tank body 22 include the opposite upper tank body upper plate 221 set up and upper tank body lower plate 222, upper tank body lower plate
222 are evenly equipped with 9 lower plate through-holes 2221, and upper tank body upper plate 221 is equipped with upper plate through-hole in 2221 opposite position of lower plate through-hole
2211, flow valve is equipped in upper plate through-hole 2211 and lower plate through-hole 2221,1 front end of testboard is equipped with sensor rest area to be measured
12,12 one end of sensor rest area to be measured is connected with testboard connecting tube 13, and testboard 1 passes through testboard connecting tube 13 and first
Pipeline 11 is connected, and testboard connecting tube 13 is equipped with testboard connecting tube supporting mechanism in 12 both sides of sensor rest area to be measured,
Testboard connecting tube supporting mechanism includes pipe clamp 14, and 14 one end of pipe clamp is connected in 13 other end of testboard connecting tube and is equipped with connection
Plate 141, the other end of the opposite connection pipe clamp 14 of connecting plate 141 are equipped with sliding rail 142, and connecting plate 141 is by sliding rail fishplate bar 143 with sliding
Rail 142 connects, and sliding rail 142 is provided with connecting tube supporting mechanism fixing device, connecting tube supporting mechanism at first pipe 11
Fixing device includes cylinder 15, and cylinder 15 is set to 12 same plane of sensor rest area to be measured by cylinder backing plate 151.
Claims (5)
1. a kind of calibration facility of automobile air-flow sensor, includes testboard, it is characterised in that：The testboard passes through
First pipe is connected with air control tank, and the air control tank is connected with by second pipe into gas tank, described into gas tank phase
Air inlet is equipped with to the other end of connection air control tank, the air control tank includes sequentially connected upper tank body and lower tank
Body, the lower tank are connect with second pipe, and the upper tank body is connect with first pipe, and air inlet is equipped in the upper tank body and is controlled
Mechanism.
2. a kind of calibration facility of air flow sensor according to claim 1, it is characterised in that：The upper tank body packet
Include the opposite upper tank body upper plate set up and upper tank body lower plate, upper tank body lower plate is evenly equipped with 9 lower plate through-holes, on the upper tank body
Plate is equipped with upper plate through-hole in lower plate through-hole opposite position, and flow valve is equipped in the upper plate through-hole and lower plate through-hole.
3. a kind of calibration facility of air flow sensor according to claim 2, it is characterised in that：Testboard front end is set
There is sensor rest area to be measured, described sensor rest area to be measured one end is connected with testboard connecting tube, and the testboard passes through
Testboard connecting tube is connected with first pipe, and the testboard connecting tube is equipped with testboard in sensor rest area to be measured both sides
Connecting tube supporting mechanism.
4. a kind of calibration facility of air flow sensor according to claim 3, it is characterised in that：The testboard connects
Take over supporting mechanism includes pipe clamp, and described pipe clamp one end is connected in the testboard connecting tube other end equipped with connecting plate, the company
The other end of the opposite connection pipe clamp of fishplate bar is equipped with sliding rail, and the connecting plate is connect by sliding rail fishplate bar with sliding rail.
5. a kind of calibration facility of air flow sensor according to claim 4, it is characterised in that：The sliding rail is close
Connecting tube supporting mechanism fixing device is provided at first pipe, the connecting tube supporting mechanism fixing device includes cylinder,
The cylinder is set to sensor rest area to be measured same plane by cylinder backing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810114882.2A CN108168658B (en) | 2018-02-06 | 2018-02-06 | Calibration equipment of automobile air flow sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810114882.2A CN108168658B (en) | 2018-02-06 | 2018-02-06 | Calibration equipment of automobile air flow sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108168658A true CN108168658A (en) | 2018-06-15 |
| CN108168658B CN108168658B (en) | 2024-06-07 |
Family
ID=62512877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810114882.2A Active CN108168658B (en) | 2018-02-06 | 2018-02-06 | Calibration equipment of automobile air flow sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108168658B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110501997A (en) * | 2019-09-03 | 2019-11-26 | 一汽解放汽车有限公司 | A kind of novel gas inlet flow sensor scalar quantity K value writes with a brush dipped in Chinese ink method automatically |
| CN113916331A (en) * | 2021-10-20 | 2022-01-11 | 王永雪 | Regulation monitoring instrument suitable for gas turbine flow test |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201181233Y (en) * | 2008-04-08 | 2009-01-14 | 朱家顺 | Gas instrument calibration apparatus |
| CN201387355Y (en) * | 2009-03-06 | 2010-01-20 | 温州市安能机械有限公司 | Detection device for automobile air-flow meter |
| CN203672461U (en) * | 2013-12-31 | 2014-06-25 | 广西玉柴机器股份有限公司 | Calibrating device of gas flowmeter |
| CN205593618U (en) * | 2016-03-17 | 2016-09-21 | 西安航空学院 | Air mass flow meter sensor input/output characteristic measurement experiment case |
| CN206056739U (en) * | 2016-08-16 | 2017-03-29 | 镇江市计量检定测试中心 | Detection of gas flow rate metering device |
| CN106768201A (en) * | 2016-12-27 | 2017-05-31 | 新乡航空工业(集团)有限公司 | Positive/negative-pressure plurality of nozzle-type flowmeter detecting system |
| CN207964028U (en) * | 2018-02-06 | 2018-10-12 | 温州鼎程电子科技有限公司 | A kind of calibration facility of automobile air-flow sensor |
-
2018
- 2018-02-06 CN CN201810114882.2A patent/CN108168658B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201181233Y (en) * | 2008-04-08 | 2009-01-14 | 朱家顺 | Gas instrument calibration apparatus |
| CN201387355Y (en) * | 2009-03-06 | 2010-01-20 | 温州市安能机械有限公司 | Detection device for automobile air-flow meter |
| CN203672461U (en) * | 2013-12-31 | 2014-06-25 | 广西玉柴机器股份有限公司 | Calibrating device of gas flowmeter |
| CN205593618U (en) * | 2016-03-17 | 2016-09-21 | 西安航空学院 | Air mass flow meter sensor input/output characteristic measurement experiment case |
| CN206056739U (en) * | 2016-08-16 | 2017-03-29 | 镇江市计量检定测试中心 | Detection of gas flow rate metering device |
| CN106768201A (en) * | 2016-12-27 | 2017-05-31 | 新乡航空工业(集团)有限公司 | Positive/negative-pressure plurality of nozzle-type flowmeter detecting system |
| CN207964028U (en) * | 2018-02-06 | 2018-10-12 | 温州鼎程电子科技有限公司 | A kind of calibration facility of automobile air-flow sensor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110501997A (en) * | 2019-09-03 | 2019-11-26 | 一汽解放汽车有限公司 | A kind of novel gas inlet flow sensor scalar quantity K value writes with a brush dipped in Chinese ink method automatically |
| CN113916331A (en) * | 2021-10-20 | 2022-01-11 | 王永雪 | Regulation monitoring instrument suitable for gas turbine flow test |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108168658B (en) | 2024-06-07 |
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