CN109297702A - A kind of detection device measuring valve air inflow - Google Patents
A kind of detection device measuring valve air inflow Download PDFInfo
- Publication number
- CN109297702A CN109297702A CN201811458886.9A CN201811458886A CN109297702A CN 109297702 A CN109297702 A CN 109297702A CN 201811458886 A CN201811458886 A CN 201811458886A CN 109297702 A CN109297702 A CN 109297702A
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- valve
- regulating valve
- compensator
- branch
- gas reservoir
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- 238000001514 detection method Methods 0.000 title claims abstract description 32
- 230000001105 regulatory effect Effects 0.000 claims description 102
- 238000005259 measurement Methods 0.000 abstract description 8
- 238000007373 indentation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Pipeline Systems (AREA)
Abstract
The present invention provides a kind of detection devices for measuring valve air inflow, including the area Xu Qi, pressure regulation area, flow detection area, measured valve installing zone and controller, the area Xu Qi includes the gas reservoir branch of compressor C and several parallel connections, one end of the gas reservoir is connected to compressor C, the other end is connected to pressure regulation area, and the gas reservoir is equipped with relief valve one；The pressure regulation area other end accesses compensator T2；Flow detection area is picked out from compensator T2, and measured valve installing zone is accessed after flowmeter Q；The measured valve installing zone piping connection installs pressure sensor P2 to admission pressure test tank T3 inside admission pressure test tank T3；Pressure sensor P1 is installed in the inside of level-one compensator T2, and controller signals are connected to the solenoid valve and sensor of each area's setting.The detection device of measurement valve air inflow of the present invention, converts the pressure in the air valve connecting pipe of reduction to the pressure increased outside air valve valve, greatly reduces economic cost.
Description
Technical field
The invention belongs to valve detection fields, more particularly, to a kind of detection device for measuring valve air inflow.
Background technique
As air valve is industrially widely used, the parameter of the inlet and outlet amount of air valve is more and more important,
It determines the bore and quantity of water-carriage system Air Valve.But there is negative pressure in pipeline when air valve air inlet situation, it is real
Existing operating condition cost is very high, and existing equipment only has the experimental rig for measuring air valve capacity, cannot but measure the air inlet of air valve
Amount.This patent solves the problems, such as it is to overcome prior art problem, a kind of increase external pressure is provided, when simulating air valve air inlet
Operating condition, to measure the experimental rig of air valve air inflow.
Summary of the invention
In view of this, the present invention is directed to propose a kind of detection device for measuring valve air inflow, to provide outside a kind of increase
Portion's pressure, operating condition when simulated air valve air inlet, to measure the detection device of air valve air inflow.
In order to achieve the above objectives, the technical scheme of the present invention is realized as follows:
A kind of detection device measuring valve air inflow, including the area Xu Qi, pressure regulation area, flow detection area, measured valve peace
It fills area and console, the area Xu Qi includes the gas reservoir branch of compressor C and several parallel connections, one end of the gas reservoir
It is connected to the compressor C, the other end is connected to the pressure regulation area through check-valves, and the gas reservoir is equipped with relief valve one；
The pressure regulation area includes regulating valve one, regulating valve two and branch block valve, and one end of the regulating valve one is connected to the non-return
Valve, the other end are connected to compensator T2, and the regulating valve two and the branch block valve are in parallel with the regulating valve one after connecting
Access the compensator T2；The flow detection area includes block valve V5, flowmeter Q and regulating valve three V6 before straight pipe, described
Block valve V5 is picked out from compensator T2 before straight pipe, is successively accessed after three V6 of the flowmeter Q and the regulating valve tested
Valve installing zone；The measured valve installing zone includes block valve after straight pipe, and block valve one end pipeline connects after the straight pipe
It is connected to three V6 of regulating valve, other end piping connection to admission pressure test tank T3, inside the admission pressure test tank T3
Pressure sensor P2 is installed；Pressure sensor P1 is installed in the inside of the level-one compensator T2, and lower section is equipped with two VD2 of relief valve,
The console is equipped with controller, and the controller is connected separately to check-valves, regulating valve one, regulating valve two, branch
Block valve, relief valve one, two VD2 of relief valve, pressure sensor after block valve, regulating valve three, straight pipe before block valve, straight pipe
P1 and pressure sensor P2.
Further, the controller is PLC.
Further, block valve, adjusting before the check-valves, regulating valve one, regulating valve two, branch block valve, straight pipe
Block valve, relief valve one, two VD2 of relief valve are manual and electric double-purpose valve after valve three, straight pipe.
Further, the area Xu Qi and pressure regulation area include four branches in parallel, and the first branch includes gas reservoir T1-
1, one VD1-1 of relief valve, check-valves V1-1, one V2-1 of regulating valve, two V3-1 of regulating valve and branch block valve V4-1, the gas
One end of storage tank T1-1 is connected to compressor C, the other end successively through the check-valves V1-1, one V2-1 piping connection of regulating valve extremely
Level-one compensator T2, the side the gas reservoir T1-1 are equipped with one VD1-1 of relief valve, two V3-1 of regulating valve and the branch
The access compensator T2 in parallel with one V2-1 of regulating valve after V4-1 valve is connected is truncated；Second branch includes gas reservoir
T1-2, one VD1-2 of relief valve, check-valves V1-2, one V2-2 of regulating valve, two V3-2 of regulating valve and branch block valve V4-2, it is described
One end of gas reservoir T1-2 is connected to compressor C, and the other end successively connects through the check-valves V1-2, one V2-2 pipeline of regulating valve
It is connected to level-one compensator T2, the side the gas reservoir T1-2 is equipped with one VD1-2 of relief valve, two V3-2 of regulating valve and described
The access compensator T2 in parallel with one V2-2 of regulating valve after the series connection of V4-2 valve is truncated in branch；Third branch includes gas storage
Tank T1-3, one VD1-3 of relief valve, check-valves V1-3, one V2-3 of regulating valve, two V3-3 of regulating valve and branch block valve V4-3, institute
The one end for stating gas reservoir T1-3 is connected to compressor C, and the other end is successively through the check-valves V1-3, one V2-3 pipeline of regulating valve
It is connected to level-one compensator T2, the side the gas reservoir T1-3 is equipped with one VD1-3 of relief valve, two V3-3 of regulating valve and institute
State the access compensator T2 in parallel with one V2-3 of regulating valve after branch truncation V4-3 valve is connected；4th branch includes gas
Storage tank T1-4, one VD1-4 of relief valve, check-valves V1-4, one V2-4 of regulating valve, two V3-4 of regulating valve and branch block valve V4-4,
One end of the gas reservoir T1-4 is connected to compressor C, and the other end is successively managed through the check-valves V1-4, one V2-4 of regulating valve
Road is connected to level-one compensator T2, and the side the gas reservoir T1-4 is equipped with one VD1-4 of relief valve, two V3-4 of regulating valve and
The access compensator T2 in parallel with one V2-4 of regulating valve after the branch truncation V4-4 valve series connection.
Further, the compressor C is helical-lobe compressor.
Further, it is equipped with air valve V8 inside the admission pressure test tank T3, the air valve V8 signal is connected to
The outlet conduit of the controller, the admission pressure test tank T3 connects atmosphere.
Compared with the existing technology, the detection device of measurement valve air inflow of the present invention has the advantage that
(1) detection device of measurement valve air inflow of the present invention, by the pressure in the air valve connecting pipe of reduction
Power is converted into the pressure increased outside air valve valve, greatly reduces economic cost.
(2) detection device of measurement valve air inflow of the present invention, can measure the air valve under different pressure differences
Air inflow, it is versatile.
(3) detection device of measurement valve air inflow of the present invention, automated integration degree is high, in addition to replacing valve
Outside, other operations are completed in console, working efficiency are effectively increased, to reduce economic cost.
(4) detection device of measurement valve air inflow of the present invention, stores tolerance foot, can measure heavy caliber air
Valve.
Detailed description of the invention
The attached drawing for constituting a part of the invention is used to provide further understanding of the present invention, schematic reality of the invention
It applies example and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the main view of the detection device of measurement valve air inflow described in the embodiment of the present invention；
Fig. 2 is the side view of the detection device of measurement valve air inflow described in the embodiment of the present invention；
Fig. 3 is the cross-sectional view of admission pressure test tank described in the embodiment of the present invention.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply phase
To importance or implicitly indicate the quantity of indicated technical characteristic.The feature for defining " first ", " second " etc. as a result, can
To explicitly or implicitly include one or more of the features.In the description of the present invention, unless otherwise indicated, " multiple "
It is meant that two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
A kind of detection device measuring valve air inflow, as shown in Figures 1 to 3, including the area Xu Qi, pressure regulation area, flow detection
Area, measured valve installing zone and console, the area Xu Qi includes the gas reservoir branch of compressor C and several parallel connections, described
One end of gas reservoir is connected to the compressor C, and the other end is connected to the pressure regulation area through check-valves, in the gas reservoir
Equipped with relief valve one；The pressure regulation area includes regulating valve one, regulating valve two and branch block valve, and one end of the regulating valve one connects
Be connected to the check-valves, the other end is connected to compensator T2, after the regulating valve two and branch block valve series connection with it is described
Regulating valve couples together into the compensator T2；The flow detection area includes block valve V5, flowmeter Q and adjusting before straight pipe
Three V6 of valve, block valve V5 is picked out from compensator T2 before the straight pipe, successively passes through three V6 of the flowmeter Q and the regulating valve
Measured valve installing zone is accessed afterwards；The measured valve installing zone includes block valve after straight pipe, block valve after the straight pipe
One end piping connection to three V6 of regulating valve, other end piping connection to admission pressure test tank T3, the admission pressure tries
It tests and pressure sensor P2 is installed inside tank T3；Pressure sensor P1 is installed in the inside of the level-one compensator T2, and lower section is equipped with and lets out
Two VD2 of pressure valve, the console are equipped with controller, and the controller is connected separately to check-valves, regulating valve one, adjusts
Block valve V5, three V6 of regulating valve, relief valve one, two VD2 of relief valve, air valve V8, stream before valve two, branch block valve, straight pipe
Meter Q, pressure sensor P1 and pressure sensor P2.
The controller is PLC.
Block valve, regulating valve three, straight tube before the check-valves, regulating valve one, regulating valve two, branch block valve, straight pipe
Block valve, relief valve one, two VD2 of relief valve are manual and electric double-purpose valve after section.
The area Xu Qi and pressure regulation area include four branches in parallel, and the first branch includes gas reservoir T1-1, relief valve
One VD1-1, check-valves V1-1, one V2-1 of regulating valve, two V3-1 of regulating valve and branch block valve V4-1, the gas reservoir T1-1
One end be connected to compressor C, the other end is successively through the check-valves V1-1, one V2-1 piping connection of regulating valve to level-one pressure regulation
Tank T2, the side the gas reservoir T1-1 are equipped with one VD1-1 of relief valve, and V4-1 is truncated in two V3-1 of regulating valve and the branch
The access compensator T2 in parallel with one V2-1 of regulating valve after valve series connection；Second branch includes gas reservoir T1-2, pressure release
One VD1-2 of valve, check-valves V1-2, one V2-2 of regulating valve, two V3-2 of regulating valve and branch block valve V4-2, the gas reservoir
One end of T1-2 is connected to compressor C, and the other end is successively through the check-valves V1-2, one V2-2 piping connection of regulating valve to level-one
Compensator T2, the side the gas reservoir T1-2 are equipped with one VD1-2 of relief valve, two V3-2 of regulating valve and branch truncation
The access compensator T2 in parallel with one V2-2 of regulating valve after the series connection of V4-2 valve；Third branch include gas reservoir T1-3,
One VD1-3 of relief valve, check-valves V1-3, one V2-3 of regulating valve, two V3-3 of regulating valve and branch block valve V4-3, the gas storage
One end of tank T1-3 is connected to compressor C, and the other end is successively through the check-valves V1-3, one V2-3 piping connection of regulating valve to one
Grade compensator T2, the side the gas reservoir T1-3 are equipped with one VD1-3 of relief valve, and two V3-3 of regulating valve and the branch are cut
The access compensator T2 in parallel with one V2-3 of regulating valve after disconnected V4-3 valve series connection；4th branch includes gas reservoir T1-
4, one VD1-4 of relief valve, check-valves V1-4, one V2-4 of regulating valve, two V3-4 of regulating valve and branch block valve V4-4, the gas
One end of storage tank T1-4 is connected to compressor C, the other end successively through the check-valves V1-4, one V2-4 piping connection of regulating valve extremely
Level-one compensator T2, the side the gas reservoir T1-4 are equipped with one VD1-4 of relief valve, two V3-4 of regulating valve and the branch
The access compensator T2 in parallel with one V2-4 of regulating valve after V4-4 valve is connected is truncated.
The compressor C is helical-lobe compressor.
Air valve V8 is equipped with inside the admission pressure test tank T3, the air valve V8 signal is connected to the control
Device, the outlet conduit of the admission pressure test tank T3 connect atmosphere, and air valve V8 air inlet operating condition is when pipeline is because of special circumstances
When there is negative pressure, atmospheric pressure is greater than manifold pressure, and atmosphere enters pipeline by air valve, restores pipeline pressure, protection pipe
Road will not be destroyed because of negative pressure.
A kind of working principle for the detection device measuring valve air inflow are as follows:
Air valve V8 air inlet operating condition is when pipeline negative pressure occurs because of special circumstances, and atmospheric pressure is greater than manifold pressure,
Atmosphere enters pipeline by air valve V8, restores pipeline pressure, and protective conduit will not be destroyed because of negative pressure, this experimental rig
Air valve V3 is placed in a closed admission pressure test tank T3, the inlet duct of admission pressure test tank T3 connects pressure regulation
Tank T2, outlet conduit connect atmosphere, and air valve V8 is connected on outlet conduit, by compensator T2 to admission pressure test tank T3
Pressure is squeezed into, the pressure outside such air valve V8 is higher than the pressure (i.e. outlet conduit pressure) of air valve V8 institute connecting pipe,
Gas will be entered in atmosphere by air valve V8 in admission pressure test tank T3, when thus simulating air valve V8 air inlet
Operating condition, to measure the air inflow of air valve V8.
Compressor C first will be empty by test when needing to carry out air valve V8 air inlet test by air indentation gas reservoir storage
Air valve V8 is packed into admission pressure test tank T3, and input is by the pressure of test valve aperture and needs on the controller of console
Difference, controller open regulating valve one, regulating valve two and branch block valve according to requiring, pass through and adjust regulating valve one and regulating valve
Two aperture carries out preliminary pressure regulation, guarantees when maximum stream flow obtains meeting, and the pressure of compensator T2 is in required pressure limit
It is interior, then adjusted by three V6 of regulating valve and finally admission pressure test tank T3 is allowed to reach the pressure that test needs, flowmeter Q is surveyed at this time
The flow obtained is the air inflow that air valve V8 under pressure difference is arranged, and by the way that different pressure differences are arranged, controller can draw air
The air inflow of valve V8 and the curve of pressure, reach test objective.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (6)
1. a kind of detection device for measuring valve air inflow, it is characterised in that: including the area Xu Qi, pressure regulation area, flow detection area, quilt
Side valve door installing zone and console, the area Xu Qi include the gas reservoir branch of compressor C and several parallel connections, the gas storage
One end of tank is connected to the compressor C, and the other end is connected to the pressure regulation area through check-valves, and the gas reservoir is equipped with and lets out
Pressure valve one；
The pressure regulation area includes regulating valve one, regulating valve two and branch block valve, and one end of the regulating valve one is connected to described
Check-valves, the other end are connected to compensator T2, after the regulating valve two and branch block valve series connection with the regulating valve one
Parallel connection accesses the compensator T2；
The flow detection area includes block valve V5, flowmeter Q and three V6 of regulating valve before straight pipe, block valve before the straight pipe
V5 is picked out from compensator T2, and measured valve installing zone is successively accessed after three V6 of the flowmeter Q and the regulating valve；
The measured valve installing zone includes block valve after straight pipe, and block valve one end piping connection is to described after the straight pipe
Pressure is installed in three V6 of regulating valve, other end piping connection to admission pressure test tank T3, the inside admission pressure test tank T3
Sensor P2 and air valve V8；
Pressure sensor P1 is installed in the inside of the level-one compensator T2, and lower section is equipped with two VD2 of relief valve, sets on the console
There is controller, the controller is connected separately to check-valves, regulating valve one, regulating valve two, branch block valve, straight pipe
Block valve V5, three V6 of regulating valve, relief valve one, two VD2 of relief valve, air valve V8, flowmeter Q, pressure sensor P1 and pressure
Sensor P2.
2. a kind of detection device for measuring valve air inflow according to claim 1, it is characterised in that: the controller is
PLC。
3. a kind of detection device for measuring valve air inflow according to claim 1, it is characterised in that: the check-valves,
Block valve after block valve, regulating valve three, straight pipe before regulating valve one, regulating valve two, branch block valve, straight pipe, relief valve one,
Relief valve two VD2 and air valve V8 are manual and electric double-purpose valve.
4. it is according to claim 1 it is a kind of measure valve air inflow detection device, it is characterised in that: the area Xu Qi and
Pressure regulation area includes four branches in parallel, and the first branch includes gas reservoir T1-1, one VD1-1 of relief valve, check-valves V1-1, adjusts
Section one V2-1 of valve, two V3-1 of regulating valve and branch block valve V4-1, one end of the gas reservoir T1-1 are connected to compressor C,
The other end is successively through the check-valves V1-1, one V2-1 piping connection of regulating valve to level-one compensator T2, the gas reservoir T1-
1 side is equipped with one VD1-1 of relief valve, and two V3-1 of regulating valve and the branch are truncated after V4-1 valve is connected and the regulating valve
One V2-1 parallel connection accesses the compensator T2；Second branch include gas reservoir T1-2, one VD1-2 of relief valve, check-valves V1-2,
One V2-2 of regulating valve, two V3-2 of regulating valve and branch block valve V4-2, one end of the gas reservoir T1-2 are connected to compressor
C, the other end is successively through the check-valves V1-2, one V2-2 piping connection of regulating valve to level-one compensator T2, the gas reservoir
The side T1-2 is equipped with one VD1-2 of relief valve, and two V3-2 of regulating valve and the branch are truncated after V4-2 valve is connected and the tune
It saves one V2-2 parallel connection of valve and accesses the compensator T2；Third branch includes gas reservoir T1-3, one VD1-3 of relief valve, check-valves
V1-3, one V2-3 of regulating valve, two V3-3 of regulating valve and branch block valve V4-3, one end of the gas reservoir T1-3 are connected to pressure
Contracting machine C, the other end is successively through the check-valves V1-3, one V2-3 piping connection of regulating valve to level-one compensator T2, the gas
The side storage tank T1-3 is equipped with one VD1-3 of relief valve, and two V3-3 of regulating valve and the branch are truncated after V4-3 valve is connected and institute
It states one V2-3 parallel connection of regulating valve and accesses the compensator T2；4th branch includes gas reservoir T1-4, one VD1-4 of relief valve, stops
Return one end connection of valve V1-4, one V2-4 of regulating valve, two V3-4 of regulating valve and branch block valve V4-4, the gas reservoir T1-4
To compressor C, the other end is described successively through the check-valves V1-4, one V2-4 piping connection of regulating valve to level-one compensator T2
The side gas reservoir T1-4 is equipped with one VD1-4 of relief valve, after two V3-4 of regulating valve and branch truncation V4-4 valve are connected
The access compensator T2 in parallel with one V2-4 of regulating valve.
5. a kind of detection device for measuring valve air inflow according to claim 1, it is characterised in that: the compressor C
For helical-lobe compressor.
6. a kind of detection device for measuring valve air inflow according to claim 1, it is characterised in that: the admission pressure
The outlet conduit of test tank T3 connects atmosphere.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811458886.9A CN109297702B (en) | 2018-11-30 | 2018-11-30 | Detection device for measuring air inflow of valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811458886.9A CN109297702B (en) | 2018-11-30 | 2018-11-30 | Detection device for measuring air inflow of valve |
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| Publication Number | Publication Date |
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| CN109297702A true CN109297702A (en) | 2019-02-01 |
| CN109297702B CN109297702B (en) | 2024-05-24 |
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ID=65142260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811458886.9A Active CN109297702B (en) | 2018-11-30 | 2018-11-30 | Detection device for measuring air inflow of valve |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110131585A (en) * | 2019-05-31 | 2019-08-16 | 江苏仅一联合智造有限公司 | A kind of milk powder filling production equipment big flow multiple-limb negative pressure control apparatus |
| CN111272415A (en) * | 2020-03-30 | 2020-06-12 | 四川省犍为峨山阀门有限责任公司 | Testing device for valve |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106885694A (en) * | 2017-04-12 | 2017-06-23 | 株洲南方阀门股份有限公司 | A kind of air valve performance testing device and air valve performance test methods |
| CN107014598A (en) * | 2017-04-21 | 2017-08-04 | 合肥通用机械研究院 | A kind of air valve air inlet performance testing device and method of testing |
| DE102016105881A1 (en) * | 2016-03-31 | 2017-10-05 | Gea Mechanical Equipment Gmbh | Device and method for controlling and monitoring a control valve |
| CN107727388A (en) * | 2017-11-30 | 2018-02-23 | 浙江玉龙车业有限公司 | A kind of air valve flow testing system |
| CN108286625A (en) * | 2018-01-22 | 2018-07-17 | 博纳斯威阀门股份有限公司 | A kind of detection device of air bleeding valve |
| CN209311078U (en) * | 2018-11-30 | 2019-08-27 | 博纳斯威阀门股份有限公司 | A kind of detection device measuring valve air inflow |
-
2018
- 2018-11-30 CN CN201811458886.9A patent/CN109297702B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102016105881A1 (en) * | 2016-03-31 | 2017-10-05 | Gea Mechanical Equipment Gmbh | Device and method for controlling and monitoring a control valve |
| CN106885694A (en) * | 2017-04-12 | 2017-06-23 | 株洲南方阀门股份有限公司 | A kind of air valve performance testing device and air valve performance test methods |
| CN107014598A (en) * | 2017-04-21 | 2017-08-04 | 合肥通用机械研究院 | A kind of air valve air inlet performance testing device and method of testing |
| CN107727388A (en) * | 2017-11-30 | 2018-02-23 | 浙江玉龙车业有限公司 | A kind of air valve flow testing system |
| CN108286625A (en) * | 2018-01-22 | 2018-07-17 | 博纳斯威阀门股份有限公司 | A kind of detection device of air bleeding valve |
| CN209311078U (en) * | 2018-11-30 | 2019-08-27 | 博纳斯威阀门股份有限公司 | A kind of detection device measuring valve air inflow |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110131585A (en) * | 2019-05-31 | 2019-08-16 | 江苏仅一联合智造有限公司 | A kind of milk powder filling production equipment big flow multiple-limb negative pressure control apparatus |
| CN111272415A (en) * | 2020-03-30 | 2020-06-12 | 四川省犍为峨山阀门有限责任公司 | Testing device for valve |
| CN111272415B (en) * | 2020-03-30 | 2021-11-16 | 四川省犍为峨山阀门有限责任公司 | Testing device for valve |
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|---|---|
| CN109297702B (en) | 2024-05-24 |
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