CN206223420U - A kind of vacuum tank assembly positive/negative-pressure testing equipment - Google Patents
A kind of vacuum tank assembly positive/negative-pressure testing equipment Download PDFInfo
- Publication number
- CN206223420U CN206223420U CN201621284914.6U CN201621284914U CN206223420U CN 206223420 U CN206223420 U CN 206223420U CN 201621284914 U CN201621284914 U CN 201621284914U CN 206223420 U CN206223420 U CN 206223420U
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- CN
- China
- Prior art keywords
- pressure
- negative pressure
- negative
- malleation
- testing equipment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of vacuum tank assembly positive/negative-pressure testing equipment,It is related to pneumatic test set field,Including testing equipment body,The housing of testing equipment is respectively provided on two sides with malleation inlet fixing seat and negative pressure inlet mouthful fixed seat,Malleation inlet fixing seat and negative pressure inlet mouthful fixed seat are respectively fixed with malleation air inlet and negative pressure inlet mouthful,It is additionally provided with the housing of testing equipment and is just compressed switch,Negative pressure switch and wire and plug,Wire and plug is electrically connected at the power switch being electrically connected with successively in housing,Transformer,Voltage-stablizer and rectifier,Rectifier is electrically connected with the time control module being provided with housing again,Air valve module and sensor assembly,Malleation air inlet and the negative pressure inlet mouthful connection gentle valve module of sensor assembly,The utility model is compared in existing testing equipment on the market and has added negative pressure converter,Can carry out being detected while negative pressure and malleation,Detection efficiency more preferably and simple structure need cost substantially reduce.
Description
Technical field
The utility model is related to pneumatic test set field, more particularly to a kind of vacuum tank assembly positive/negative-pressure testing equipment.
Background technology
Negative pressure of vacuum tank is needed used by vacuum gas storage for every profession and trade, and main industries are such as：Hardware, die casting, medicine, plastic cement etc..
Vacuum air storage tank principle：Vacuum gas are input into by vavuum pump or vacuum pump set and are stored in air accumulator, such purpose is to subtract
Lack the startup of vacuum pump frequency and shorten its life-span for using.Second：In pharmaceuticals industry, when electricity shortage or other reasons,
Can now be transmitted electric power by air accumulator, to ensure the normal operation etc. of work in every.Current vacuum tank assembly positive/negative-pressure inspection
Measurement equipment internal component with high costs is complicated, and financial cost is too high for small enterprise.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of vacuum tank assembly positive/negative-pressure testing equipment, to solve
Caused above-mentioned multinomial defect in the prior art.
To achieve the above object, the utility model provides following technical scheme：A kind of vacuum tank assembly positive/negative-pressure detection
Equipment, including testing equipment body, the housing of the testing equipment is respectively provided on two sides with malleation inlet fixing seat and negative pressure is entered
Gas port fixed seat, the malleation inlet fixing seat and negative pressure inlet a mouthful fixed seat are respectively fixed with malleation air inlet and negative pressure is entered
Gas port, be additionally provided with the housing of the testing equipment just compress switch, negative pressure switch and wire and plug, the wire and plug is electrical
Power switch, transformer, voltage-stablizer and the rectifier being electrically connected with successively in housing are connected to, the rectifier is electrically connected with again
The sensor assembly that the time control module that is provided with housing, air valve module and housing are provided with, malleation air inlet and negative pressure are entered
Gas port connects the gentle valve module of sensor assembly.
Preferably, the sensor assembly includes healthy tendency pressure sensor, angrily pressure sensor and microcontroller, the healthy tendency
Pressure sensor is connected with the malleation air inlet, and the angrily pressure sensor is connected with the negative pressure inlet mouthful, positive air pressure sensing
Device, angrily pressure sensor are electrically connected with the microcontroller.
Preferably, the air valve module includes the first pressure regulator valve, the second pressure regulator valve, the first air valve and the second air valve, described
First pressure regulator valve connects the healthy tendency pressure sensor and malleation air inlet, the second pressure regulator valve connection angrily pressure sensor
With negative pressure inlet mouthful, first air valve connects the first pressure regulator valve and is electrically connected with microcontroller described in Ei by pipeline, described
Second air valve connects the second pressure regulator valve and is electrically connected with the microcontroller by pipeline.
Preferably, the detection module includes the malleation time relay, the negative pressure time relay and negative pressure converter, described
The connection of the malleation time relay is described just to compress switch and the first air valve and rectifier, and the negative pressure time relay connection is described negative
Compress switch and negative pressure converter, the negative pressure converter reconnects rectifier.
Preferably, described just compressing switch is provided with the first gas bleeder valve and the first air valve between, the negative and positive compress switch and
Second air valve is provided with the second gas bleeder valve, and first loses heart and the second discouraged connection microcontroller.
Beneficial effect using above technical scheme is：Compared in existing testing equipment on the market and added negative pressure conversion
Device, detects while can carrying out negative pressure and malleation, and detection efficiency is more preferably and the cost that needs of simple structure is substantially reduced, in being
Small enterprise provides more choices possibility.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the circuit block diagram inside the utility model.
Wherein, 1- housings, 2- malleation inlet fixing seats, 21- malleation air inlets, 22- is just compressed switch, and 23- positive air pressures are passed
Sensor, the pressure regulator valves of 24- first, the air valves of 25- first, the 26- malleation time relays, the gas bleeder valves of 27- first, 31- negative pressure inlets mouthful,
32- negative pressure switches, 33- does something in a fit of pique pressure sensor, the pressure regulator valves of 34- second, the air valves of 35- second, the 36- negative pressure time relays, and 37- bears
Pressure converter, the gas bleeder valves of 28- second, 4- attaching plugs, 5- power switches, 6- transformers, 7- voltage-stablizers, 8- rectifiers, 9- is micro-
Controller.
Specific embodiment
Describe the preferred embodiment party of the utility model vacuum tank assembly positive/negative-pressure testing equipment in detail below in conjunction with the accompanying drawings
Formula.
Fig. 1 and Fig. 2 show the specific embodiment of the utility model vacuum tank assembly positive/negative-pressure testing equipment：It is a kind of true
Slack tank assembly positive/negative-pressure testing equipment, including testing equipment body, the housing 1 of the testing equipment are respectively provided on two sides with and are just pressed into
Gas port fixed seat 2 and negative pressure inlet mouthful fixed seat 3, the malleation inlet fixing seat 2 and negative pressure inlet mouthful fixed seat 3 are solid respectively
Surely there are malleation air inlet 21 and negative pressure inlet mouthful 31, be additionally provided with the housing 1 of the testing equipment and just compress switch 22, negative pressure switch
32 and wire and plug 4, the wire and plug 4 be electrically connected at be electrically connected with successively in housing power switch 5, transformer 6,
Voltage-stablizer 7 and rectifier 8, the rectifier 8 are electrically connected with time control module, air valve module and the housing being provided with housing again
The sensor assembly being provided with, malleation air inlet 21 and negative pressure inlet mouthful 31 connection gentle valve modules of sensor assembly.
In the present embodiment, the sensor assembly includes healthy tendency pressure sensor 23, angrily pressure sensor 33 and microcontroller
Device 9, the healthy tendency pressure sensor 23 is connected with the malleation air inlet 21, angrily pressure sensor 33 and the negative pressure inlet
Mouth 31 is connected, and healthy tendency pressure sensor 23, angrily pressure sensor 33 are electrically connected with the microcontroller 9.
In the present embodiment, the air valve module includes the first pressure regulator valve 24, the second pressure regulator valve 34, the first air valve 25 and the
Two air valves 35, first pressure regulator valve 24 connects the healthy tendency pressure sensor 23 and malleation air inlet 21, second pressure regulator valve
The 34 connections angrily pressure sensor 33 and negative pressure inlet mouthful 31, first air valve 25 connect the first pressure regulator valve 24 by pipeline
With microcontroller 9 described in electric connection Ei, second air valve 35 is by the second pressure regulator valve of pipeline connection 34 and is electrically connected with institute
State microcontroller 9.
In the present embodiment, the detection module includes the malleation time relay 26, the negative pressure time relay 36 and negative pressure
Converter 37, the malleation time relay 26 connects 22 and first air valve 25 and the rectifier 8, the negative pressure of just compressing switch
The time relay 36 connects the negative pressure switch 32 and negative pressure converter 37, and the negative pressure converter 37 reconnects rectifier 8.
In the present embodiment, described just compressing switch 22 and first is provided with the first gas bleeder valve 27 between air valve 25, described
Negative and positive compress switch 32 and second air valve 35 be provided with the second gas bleeder valve 38, the first gas bleeder valve 27 and the second gas bleeder valve 38 connect described micro-
Controller 9.
Operation principle of the present utility model is：First pass through the power supply electricity that transformer 6, voltage-stablizer 7 and rectifier 8 will be accessed
Pressure is converted to 24V and is supplied to whole device to work from 22V, and centre passes through sensor assembly, air valve module and time control module
It is responsible for whole detection process：Malleation tracheae accesses malleation air inlet 31 and is input in whole device after energization, by the first pressure regulation
The atmospheric pressure value that the setting of valve 34 needs, wherein after sensing setting value by healthy tendency pressure sensor 23, direct the first air valve of control
25 carry out pressurize work, and the specific dwell time is controlled by the malleation time relay 26, are carried out by the first gas bleeder valve 27 to the time
Exhaust, the principle of detection of negative pressure is identical with malleation detection, simply between increased a negative pressure converter 37.Can be in housing 1
It is provided with some exhaust outlets, it is ensured that device internal stability.
Based on above-mentioned, the utility model structure for vacuum tank assembly positive/negative-pressure testing equipment beneficial effect compared with prior art
For：In existing testing equipment on the market compared to negative pressure converter has been added, can carry out being detected while negative pressure and malleation, inspection
Survey efficiency more preferably and the cost that needs of simple structure is substantially reduced, be that medium-sized and small enterprises provide more choices possibility.
Above-described is only preferred embodiment of the present utility model, it is noted that for the ordinary skill of this area
For personnel, on the premise of the utility model creation design is not departed from, various modifications and improvements can be made, these all belong to
In protection domain of the present utility model.
Claims (5)
1. a kind of vacuum tank assembly positive/negative-pressure testing equipment, including testing equipment body, it is characterised in that：The testing equipment
Housing is respectively provided on two sides with malleation inlet fixing seat and negative pressure inlet mouthful fixed seat, the malleation inlet fixing seat and negative pressure
Inlet fixing seat is respectively fixed with malleation air inlet and negative pressure inlet mouthful, is additionally provided with the housing of the testing equipment and just pressed off
Pass, negative pressure switch and wire and plug, the wire and plug are electrically connected at power switch, the change being electrically connected with successively in housing
Depressor, voltage-stablizer and rectifier, the rectifier are electrically connected with time control module, air valve module and the shell being provided with housing again
The sensor assembly that body is provided with, malleation air inlet and negative pressure inlet mouthful connection gentle valve module of sensor assembly.
2. a kind of vacuum tank assembly positive/negative-pressure testing equipment according to claim 1, it is characterised in that the sensor die
Block includes healthy tendency pressure sensor, angrily pressure sensor and microcontroller, and the healthy tendency pressure sensor connects with the malleation air inlet
Connect, the angrily pressure sensor is connected with the negative pressure inlet mouthful, and healthy tendency pressure sensor, angrily pressure sensor are electrically connected with described
Microcontroller.
3. a kind of vacuum tank assembly positive/negative-pressure testing equipment according to claim 2, it is characterised in that the air valve module
Including the first pressure regulator valve, the second pressure regulator valve, the first air valve and the second air valve, first pressure regulator valve connects the positive air pressure sensing
Device and malleation air inlet, the second pressure regulator valve connection angrily pressure sensor and negative pressure inlet mouthful, first air valve lead to
Cross pipeline to connect the first pressure regulator valve and be electrically connected with microcontroller described in Ei, second air valve connects the second pressure regulation by pipeline
Valve and the electric connection microcontroller.
4. a kind of vacuum tank assembly positive/negative-pressure testing equipment according to claim 3, it is characterised in that the detection module
Including the malleation time relay, the negative pressure time relay and negative pressure converter, the malleation time relay connects the malleation
Switch and the first air valve and rectifier, the negative pressure time relay connect the negative pressure switch and negative pressure converter, described negative
Pressure converter reconnects rectifier.
5. a kind of vacuum tank assembly positive/negative-pressure testing equipment according to claim 4, it is characterised in that described just to compress switch
And first be provided with the first gas bleeder valve between air valve, the negative and positive to compress switch and be provided with the second gas bleeder valve with the second air valve, and first loses heart
The gas bleeder valve of valve 27 and second connects the microcontroller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621284914.6U CN206223420U (en) | 2016-11-28 | 2016-11-28 | A kind of vacuum tank assembly positive/negative-pressure testing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621284914.6U CN206223420U (en) | 2016-11-28 | 2016-11-28 | A kind of vacuum tank assembly positive/negative-pressure testing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206223420U true CN206223420U (en) | 2017-06-06 |
Family
ID=58786374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621284914.6U Expired - Fee Related CN206223420U (en) | 2016-11-28 | 2016-11-28 | A kind of vacuum tank assembly positive/negative-pressure testing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206223420U (en) |
-
2016
- 2016-11-28 CN CN201621284914.6U patent/CN206223420U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170606 Termination date: 20181128 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |