CN202002772U - Portable pressure calibrator - Google Patents
Portable pressure calibrator Download PDFInfo
- Publication number
- CN202002772U CN202002772U CN2011200427225U CN201120042722U CN202002772U CN 202002772 U CN202002772 U CN 202002772U CN 2011200427225 U CN2011200427225 U CN 2011200427225U CN 201120042722 U CN201120042722 U CN 201120042722U CN 202002772 U CN202002772 U CN 202002772U
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- housing
- portable pressure
- shell
- pressure
- controller
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Abstract
The utility model discloses a portable pressure calibrator which comprises a shell; a power supply device is arranged on the shell, a closed pressurizing chamber is arranged in the shell; a pressure outlet terminal, a pressurizing hand pump and a deflating valve are arranged on the side wall of the shell; the pressure outlet terminal, the pressurizing hand pump and the deflating valve are respectively communicated with the pressurizing chamber; a display screen, a switch and a control button are arranged on the upper surface of the shell; a controller is arranged in the shell and is provided with a microprocessor, a memory and a temperature sensor; and an ampere meter spigot is arranged at the top of the shell, and a testing probe is arranged on the ampere meter spigot. The portable pressure calibrator has the following benefits: an integrated structure is adopted to integrate pressure checking, current detecting and direct current outputting, so that the portable pressure calibrator can measure current while measuring pressure, and better meets the requirement of an on-site comprehensive test; the portable pressure calibrator is simple and reasonable in structure, and easy to carry; and a vernier device is arranged in the portable pressure calibrator, so that the portable pressure calibrator has high testing precision and the like.
Description
Technical field
The utility model relates to the pressure checking device field, specifically is the high portable pressure tester of a kind of integrated level.
Background technology
Pressure testers, it is special pressure tester for the various pressure units of verification, pressure transducer, pressure switch, differential pressure transmitter, digital pressure gauge, be laboratory, factory, the desirable high-grade instrument table of universities and colleges, and the standard scale of high precision pressure test in can be used as, be the first-selected tester that thermal technology's industry is used for scene and laboratory thermal technology's verification.Existing pressure testers, agent structure is made up of force (forcing) pump, pressure output end and measuring instrument, and there are a lot of problems in the pressure testers of this structure in use, for example:
1, function singleness can only be used by verification pressure, can't detect other guide;
2, complex structure, volume is bigger, carries inconvenience, at the scene during verification, uses pretty troublesomely, especially is not suitable for enterprise, the daily verification of school is used;
3, checking data needs the artificial reading and recording of user, can't write down the result automatically, causes testing result to be subjected to man's activity easily;
4, lack micromatic setting, institute's pressure that provides is wayward, and the pressure output pulsation is big, and checking precision is lower;
5, need supply line to power, use inconvenience etc.;
6, lack initiatively protective device, damage instrument easily when verification, the Applicable temperature scope is less.
Summary of the invention
The utility model discloses a kind of portable pressure tester, it adopts integrated morphology, pressure checking, current detecting, direct current are output in all over the body, can realize multiple function, simple for structure reasonable, be easy to carry about with one, easy and simple to handle, the checking precision height, the result adopts full-automatic record, prevents man's activity.
The utility model for achieving the above object, be achieved through the following technical solutions: a kind of portable pressure tester, comprise housing, supply unit is set on the housing, the pressurizing chamber of sealing is installed in the housing, setting pressure output terminal on the housing sidewall, pressurization hand pump and air release, pressure output end, pressurization hand pump and air release are communicated with pressurizing chamber respectively, the housing upper surface is installed display screen, switch and control knob, controller is installed in housing, microprocessor is set on the controller, storer and temperature sensor, case top is installed the reometer socket, installation testing probe on the reometer socket, the reometer socket, pressure output end, display screen, switch is connected with controller by lead respectively with control knob.
Micrometering valve is installed on the housing sidewall, and micrometering valve is communicated with pressurizing chamber.
24V direct current delivery outlet is installed on the housing, and 24V direct current delivery outlet is connected with supply unit.
The usb data port is installed on the housing, and the usb data port is connected with controller by lead.
Supply unit is an internal battery, and the charging socket is installed on the housing, and the charging socket is connected with internal battery.
Additives for overcharge protection device and under-voltage are set on the supply unit close protector automatically.
Alarm is installed on the housing, and alarm is connected with controller by lead.
Described 24V direct current delivery outlet and reometer socket are the locking type interfaces.
The beneficial effects of the utility model are: can solve the deficiency that exists in the known technology; Adopt integrated morphology, pressure checking, current detecting, direct current output are rolled into one, in gaging pressure, also can measure electric current, better met the needs of field integrated test; Simple for structure reasonable, be easy to carry about with one; Be provided with micromatic setting, the checking precision height; Be provided with controller, can automatic reading, write down the result automatically, guarantee the accuracy of check results, reduce man's activity; Be provided with multiple active protective device, prevent from when verification, to receive damage, can effectively prolong the utility model serviceable life etc.
Description of drawings
Accompanying drawing 1 is a main TV structure synoptic diagram of the present utility model; Accompanying drawing 2 be in the accompanying drawing 1 A to the structure for amplifying synoptic diagram.
Label shown in the accompanying drawing: 1, pressure output end; 2, switch; 3, housing; 4, display screen; 5, test probe; 6, reometer socket; 7,24V direct current delivery outlet; 8, charging socket; 9, usb data port; 10, control knob; 11, pressurization hand pump; 12, air release; 13, micrometering valve.
Embodiment
Below in conjunction with specific embodiment, further set forth the utility model.Should be understood that these embodiment only to be used to the utility model is described and be not used in the restriction scope of the present utility model.Should be understood that in addition those skilled in the art can make various changes or modifications the utility model after the content of having read the utility model instruction, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
A kind of portable pressure tester described in the utility model, agent structure comprises housing 3.On housing 3 supply unit is set, described supply unit can be to adopt cable power, common batteries power supply, and optimal scheme is to adopt internal battery, and charging socket 8 is installed on housing 3, and charging socket 8 is connected with internal battery.This structure utilizes charging socket 8 to charge to internal battery, need not to carry power lead in use, also need not to use commercial power socket, is convenient to field-checking and uses.The pressurizing chamber of sealing is installed in housing 3, setting pressure output terminal 1, pressurization hand pump 11 and air release 12 on housing 3 sidewalls, pressure output end 1, pressurization hand pump 11 and air release 12 are communicated with pressurizing chamber respectively.Provide required pressure by pressurization hand pump 11, utilize pressure output end 1 to carry out pressure checking, after being used to complete, open air release 12 and emit pressurizing chamber inner high voltage gas to instrument to be detected.At housing 3 upper surfaces display screen 4, switch 2 and control knob 10 are installed, controller is installed in housing 3, microprocessor, storer and temperature sensor are set on the controller, described high performance microprocessor can be revised continuously to instrument zero point and linearity, guarantee that long-time interior zero point of instrument and accuracy have good repeatability and stable, improve accuracy of measurement; Temperature drift compensates automatically to instrument to adopt microprocessor energy and temperature sensor cooperation, improves the serviceability temperature scope.Reometer socket 6 is installed at described housing 3 tops, and installation testing probe 5 on reometer socket 6 in gaging pressure, utilizes the test probe 5 can the surveying instrument electric current.Described reometer socket 6, pressure output end 1, display screen 4, switch 2 and control knob 10 are connected with controller by lead respectively, detection architecture can show on display screen 4, automatically show check results, and test result is stored in the storer, in order to just using by controller.
For output pressure accurately is provided, micrometering valve 13 preferably is installed on housing 3 sidewalls, micrometering valve 13 is communicated with pressurizing chamber, utilizes micrometering valve 13 accurately to adjust output pressure, guarantees the accuracy of check results.
The further technical characterictic of the utility model is: 24V direct current delivery outlet 7 is installed on housing 3, and 24V direct current delivery outlet 7 is connected with supply unit, and this structure can better meet the needs of field integrated test, the convenient use.
In the utility model, add up preservation in the peripheral hardware for data in the storer being outputed to, usb data port 9 preferably is installed on housing 3, usb data port 9 is connected with controller by lead.
In above-mentioned each embodiment, on the described supply unit additives for overcharge protection device is set preferably and under-voltage is closed protector automatically, the additives for overcharge protection device guarantees internal battery not because of overcharging or under-voltage the damage, prolongation battery serviceable life; Under-voltage is closed protector automatically, can start shooting continuously when long because of operator's cause in instrument, prevents owing to damage battery because of under-voltage.Above-mentioned protective device is the active protective device, can effectively protect the utility model, increases the service life.
For when breaking down, can in time notify the user to adjust and keep in repair, preferably on housing 3, alarm is installed, alarm is connected with controller by lead.Controller detection failure information, and utilize alarm to send buzzing, remind the user to note.
Claims (8)
1. portable pressure tester, comprise housing (3), housing is provided with supply unit on (3), it is characterized in that: the pressurizing chamber that sealing is installed in the housing (3), setting pressure output terminal (1) on housing (3) sidewall, pressurization hand pump (11) and air release (12), pressure output end (1), pressurization hand pump (11) and air release (12) are communicated with pressurizing chamber respectively, housing (3) upper surface is installed display screen (4), switch (2) and control knob (10), controller is installed in housing (3), microprocessor is set on the controller, storer and temperature sensor, reometer socket (6) is installed at housing (3) top, reometer socket (6) is gone up installation testing probe (5), reometer socket (6), pressure output end (1), display screen (4), switch (2) is connected with controller by lead respectively with control knob (10).
2. a kind of portable pressure tester according to claim 1 is characterized in that: on housing (3) sidewall micrometering valve (13) is installed, micrometering valve (13) is communicated with pressurizing chamber.
3. a kind of portable pressure tester according to claim 1 is characterized in that: housing (3) is gone up 24V direct current delivery outlet (7) is installed, and 24V direct current delivery outlet (7) is connected with supply unit.
4. a kind of portable pressure tester according to claim 1 is characterized in that: housing (3) is gone up usb data port (9) is installed, and usb data port (9) is connected with controller by lead.
5. a kind of portable pressure tester according to claim 1, it is characterized in that: supply unit is an internal battery, and housing (3) is gone up charging socket (8) is installed, and charging socket (8) is connected with internal battery.
6. a kind of portable pressure tester according to claim 1 is characterized in that: additives for overcharge protection device and under-voltage are set on the supply unit close protector automatically.
7. a kind of portable pressure tester according to claim 1 is characterized in that: housing (3) is gone up alarm is installed, and alarm is connected with controller by lead.
8. a kind of portable pressure tester according to claim 3 is characterized in that: described 24V direct current delivery outlet (7) and reometer socket (6) are the locking type interfaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200427225U CN202002772U (en) | 2011-02-21 | 2011-02-21 | Portable pressure calibrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200427225U CN202002772U (en) | 2011-02-21 | 2011-02-21 | Portable pressure calibrator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202002772U true CN202002772U (en) | 2011-10-05 |
Family
ID=44705509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200427225U Expired - Fee Related CN202002772U (en) | 2011-02-21 | 2011-02-21 | Portable pressure calibrator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202002772U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103267608A (en) * | 2013-05-31 | 2013-08-28 | 南京化工职业技术学院 | Portable pressure instrument calibrator |
| CN106768627A (en) * | 2016-12-05 | 2017-05-31 | 长飞光纤光缆股份有限公司 | A kind of pressure simulation device for insertion type probe test |
| CN107631836A (en) * | 2017-10-13 | 2018-01-26 | 郑显锋 | Natural gas on-site pressure transmitter measurement and calibration device and method |
| CN109163844A (en) * | 2018-10-31 | 2019-01-08 | 江苏方天电力技术有限公司 | A kind of digital pressure checking box |
| CN111982194A (en) * | 2020-08-18 | 2020-11-24 | 成都一通密封股份有限公司 | Wireless pressure and temperature integrated sensor |
-
2011
- 2011-02-21 CN CN2011200427225U patent/CN202002772U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103267608A (en) * | 2013-05-31 | 2013-08-28 | 南京化工职业技术学院 | Portable pressure instrument calibrator |
| CN106768627A (en) * | 2016-12-05 | 2017-05-31 | 长飞光纤光缆股份有限公司 | A kind of pressure simulation device for insertion type probe test |
| CN106768627B (en) * | 2016-12-05 | 2019-07-12 | 长飞光纤光缆股份有限公司 | A kind of pressure simulation device for insertion type probe test |
| CN107631836A (en) * | 2017-10-13 | 2018-01-26 | 郑显锋 | Natural gas on-site pressure transmitter measurement and calibration device and method |
| CN109163844A (en) * | 2018-10-31 | 2019-01-08 | 江苏方天电力技术有限公司 | A kind of digital pressure checking box |
| CN109163844B (en) * | 2018-10-31 | 2023-09-22 | 江苏方天电力技术有限公司 | Digital pressure check box |
| CN111982194A (en) * | 2020-08-18 | 2020-11-24 | 成都一通密封股份有限公司 | Wireless pressure and temperature integrated sensor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111005 Termination date: 20140221 |