CN201173839Y - Mechanical type differential pressure meter with temperature and humidity directive function - Google Patents
Mechanical type differential pressure meter with temperature and humidity directive function Download PDFInfo
- Publication number
- CN201173839Y CN201173839Y CNU2008200797288U CN200820079728U CN201173839Y CN 201173839 Y CN201173839 Y CN 201173839Y CN U2008200797288 U CNU2008200797288 U CN U2008200797288U CN 200820079728 U CN200820079728 U CN 200820079728U CN 201173839 Y CN201173839 Y CN 201173839Y
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- temperature
- humidity
- pressure chamber
- pressure
- gauge
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Abstract
The utility model relates to a mechanical type differential pressure gauge with temperature and humidity indication function, which comprises an outer cover and a temperature and humidity gauge cover. A high pressure chamber and a low pressure chamber are arranged in the outer cover, an inductive air insulating layer is arranged at the middle part of the high pressure chamber, high pressure air inlets are arranged at the lower end of the air insulating layer and at the lower left of the high pressure chamber, low pressure air inlets are arranged on the lower wall of the low pressure chamber, a mebrane separates the high pressure chamber from the low pressure chamber, a mebrane gland bush is arranged on the mebrane, the high pressure chamber is connected with the outer cover through a grip ring and is sealed through a high pressure chamber sealing ring, a magnetic screw mechanism is arranged in the high pressure chamber, a pressure measuring gauge head is mounted on the magnetic screw mechanism, a temperature and humidity gauge measuring insulating layer and a temperature and humidity measuring mechanism are arranged in the temperature and humidity gauge cover, and a temperature and humidity gauge head is mounted on the temperature and humidity measuring mechanism. The mechanical type differential pressure gauge with temperature and humidity indication function integrates the three, ensures simplicity and convenience when the pressure, the temperature and the humidity need to be measured, and measures accurately and conveniently, without affecting each other.
Description
Technical field
The utility model relates to a kind of mechanical differential pressure gauge, relates to a kind of band temperature of test environments such as toilet and air conditioner filter, mechanical differential pressure gauge of humidity indicating function of being used in more detail.
Background technology
Its principle of mechanical differential pressure gauge is to utilize simple, friction-free magnet helical motion, carries out the elastic pressure gauge of surveying work as sensitive element with rubber diaphragm, and it can utilize pointer to indicate the pressure of tested gas rapidly.Mechanical differential pressure gauge is widely used in measuring pressure, filter resistance, wind speed, furnace pressure, orifice plate differential pressure, bubble water level and the liquid amplifier or the hydraulic system pressure etc. of fan and fan blower; also be used for simultaneously the control of air gas ratio and the autovalve control of combustion process; and blood pressure in the medical health equipment and respiratory pressure monitoring etc.; and the user often also will monitor the temperature and humidity of test environments such as toilet and air conditioning filter in these are used; therefore, a kind of measurement instrument that can integrate temperature, humidity and pressure of exploitation is very necessary.
Summary of the invention
The purpose of this utility model is to overcome the mechanical differential pressure gauge of the prior art defective of measures ambient temperature and humidity simultaneously, and a kind of band temperature of test environments such as toilet and air conditioner filter, mechanical differential pressure gauge of humidity indicating function of being used for is provided.
A kind of band temperature of the present utility model, the mechanical differential pressure gauge of humidity indicating function: comprise outer cover and the humiture watch glasses that is connected with outer cover, hyperbaric chamber and low-pressure chamber are set in the described outer cover, middle part, described hyperbaric chamber is provided with introduces the gas heat-insulation layer, so that can not influence measurement result because humiture changes to survey gas, described introducing gas heat-insulation layer lower end, lower-left, hyperbaric chamber side is provided with the high pressure admission hole, described low-pressure chamber lower wall is provided with the low-pressure admission hole, separate by diaphragm between described hyperbaric chamber and the low-pressure chamber and the diaphragm gland is set on described diaphragm, described diaphragm and diaphragm gland are used for isolated high-voltage chamber and low-pressure chamber, be independent of each other between hyperbaric chamber and the low-pressure chamber guaranteeing, be connected by pressure ring between described hyperbaric chamber and the described outer cover and by the sealing of hyperbaric chamber O-ring seal.
And be provided with the temperature and humidity measurement heat-insulation layer in the described humiture watch glasses, be provided with temperature and humidity measurement mechanism in described temperature and humidity measurement heat-insulation layer and the described humiture watch glasses, described introducing gas heat-insulation layer middle part also is provided with and is used for temperature and humidity measurement gas inlet tube that this environment is measured, described temperature and humidity measurement gas inlet tube is connected with described temperature and humidity measurement mechanism, described measuring mechanism comprises moisture measurement gauge outfit and temperature survey gauge outfit, the gas of measured environment is by temperature, the moisture measurement gas inlet tube enters into temperature survey gauge outfit and moisture measurement gauge outfit, reaches the measurement purpose.
And also be provided with the magnetic screw mechanism in the described hyperbaric chamber, described magnetic screw mechanism comprises zeroing screw rod and pressure survey indicator, the gas of test environment enters into the motion that causes rubber diaphragm in the hyperbaric chamber by the high pressure admission hole, thereby cause the motion of magnetic screw mechanism, reach the purpose of gaging pressure.
A kind of mechanical differential pressure gauge with temperature and humidity indicating function of the present utility model has following advantage with respect to prior art:
1, since between low-pressure chamber of the present utility model and the hyperbaric chamber by between diaphragm isolation, hyperbaric chamber and the temperature and humidity measurement chamber by double-deck watch glasses be hidden in inner introducing gas heat-insulation layer and finish isolation, to realize that thermometer, humidometer, three movements of differential pressure gauge work alone separately, do not disturb mutually.
2, introduce the gas heat-insulation layer because the utility model is provided with, make tested gas can not be subjected to the influence of environment temperature and humidity, simultaneously, outer cover dewfall when also having avoided pressure survey and cause normally reading of user makes the measuring accuracy height, and error is little.
3, the utility model places one with temperature survey, moisture measurement, tonometric three gauge outfits, makes cost low, and structure is tightly played, and volume is little, and is in light weight, easy to carry, uses flexibly.
Description of drawings
Fig. 1 is a kind of mechanical differential pressure gauge sectional view with temperature and humidity indicating function of the present utility model;
Fig. 2 is a kind of mechanical differential pressure gauge temperature and humidity measurement structural scheme of mechanism with temperature and humidity indicating function of the present utility model;
Fig. 3 is a kind of mechanical differential pressure surface plate synoptic diagram with temperature and humidity indicating function of the present utility model.
Figure number explanation: 1, outer cover, 2, the humiture watch glasses, 3, temperature and humidity measurement mechanism, 4, the hyperbaric chamber, 5, low-pressure chamber, 6, introduce the gas heat-insulation layer, 7, the high pressure admission hole, 8, low-pressure admission hole, 9, diaphragm, 10, the diaphragm gland, 11, pressure ring, 12, the hyperbaric chamber O-ring seal, 13, the temperature and humidity measurement heat-insulation layer, 14, pressure survey indicator, 15, the temperature and humidity measurement gas inlet tube, 16, the magnetic screw mechanism, 17, zeroing screw rod, 19, the moisture measurement table, 20, the temperature survey table.
Embodiment
In order to make persons skilled in the art can know the technical solution of the utility model, now in conjunction with the accompanying drawings specific embodiment of the utility model is described further:
A kind of mechanical differential pressure gauge of the present utility model with temperature and humidity indicating function, comprise outer cover 1 and the humiture watch glasses 2 that is connected with outer cover 1, hyperbaric chamber 4 and low-pressure chamber 5 are set in the outer cover 1,4 middle parts, hyperbaric chamber are provided with introduces gas heat-insulation layer 6, introducing gas heat-insulation layer 6 lower ends, hyperbaric chamber 4 lower-left sides are provided with high pressure admission hole 7, low-pressure chamber 5 lower walls are provided with low-pressure admission hole 8, separate by diaphragm 9 between hyperbaric chamber 4 and the low-pressure chamber 5 and diaphragm gland 10 is set on diaphragm 9, be connected by pressure ring 11 between hyperbaric chamber 4 and the outer cover 1 and by 12 sealings of hyperbaric chamber O-ring seal.
Be provided with temperature and humidity measurement heat-insulation layer 13 in the humiture watch glasses 2 further, be provided with temperature and humidity measurement mechanism 3 in temperature and humidity measurement heat-insulation layer 13 and the humiture watch glasses 2, introduce gas heat-insulation layer 6 middle parts and also be provided with temperature and humidity measurement gas inlet tube 15, temperature and humidity measurement gas inlet tube 15 is connected with described temperature and humidity measurement mechanism 3, and described measuring mechanism comprises moisture measurement gauge outfit 19 and temperature survey gauge outfit 20.Also be provided with magnetic screw mechanism 16 in the hyperbaric chamber 4, magnetic screw mechanism 16 comprises zeroing screw rod 17 and pressure survey indicator 14.
Concrete operation method: utilize the differential pressure between the toilet or the differential pressure of filtrator both sides, gas is flowed from the higher-pressure region to low-pressure area, Hygrothermograph is placed on low-pressure area, by wireway the higher-pressure region air is sent into temperature and humidity measurement gas inlet tube 15, send into humiture structure 3 from temperature humidity measurement gas inlet tube 15 again, can record temperature humidity numerical value and show by the temperature humidity gauge outfit by the induction in the temperature humidity structure.Simultaneously the high pressure of higher-pressure region 7 is introduced from the high pressure admission hole, and contact with sensing element, reach the measurement purpose of pressure by the magnetic screw mechanism, the numerical value of its measurement is by being arranged on pressure survey indicator on the magnetic screw mechanism 16 with the form demonstration of scale.
Specific embodiment of the present utility model has been done detailed explanation to content of the present utility model, for persons skilled in the art, the any conspicuous change of being done under the prerequisite that does not deviate from the utility model design all constitutes the infringement to the utility model patent.
Claims (3)
1, a kind of mechanical differential pressure gauge with temperature and humidity indicating function, comprise outer cover (1) and the humiture watch glasses (2) that is connected with outer cover (1), it is characterized in that, hyperbaric chamber (4) and low-pressure chamber (5) are set in the described outer cover (1), middle part, described hyperbaric chamber (4) is provided with introduces gas heat-insulation layer (6), described introducing gas heat-insulation layer (6) lower end, lower-left, hyperbaric chamber (4) side is provided with high pressure admission hole (7), described low-pressure chamber (5) lower wall is provided with low-pressure admission hole (8), separate by diaphragm (9) between described hyperbaric chamber (4) and the described low-pressure chamber (5) and diaphragm gland (10) is set on described diaphragm (9), be connected by pressure ring (11) between described hyperbaric chamber (4) and the described outer cover (1) and by hyperbaric chamber O-ring seal (12) sealing.
2, a kind of mechanical differential pressure gauge according to claim 1 with temperature and humidity indicating function, it is characterized in that, be provided with temperature and humidity measurement heat-insulation layer (13) in the described humiture watch glasses (2), be provided with temperature and humidity measurement mechanism (3) in described temperature and humidity measurement heat-insulation layer (13) and the described humiture watch glasses (2), described introducing gas heat-insulation layer (6) middle part also is provided with temperature and humidity measurement gas inlet tube (15), described temperature and humidity measurement gas inlet tube (15) is connected with described temperature and humidity measurement mechanism (3), and described measuring mechanism comprises moisture measurement gauge outfit (19) and temperature survey gauge outfit (20).
3, a kind of mechanical differential pressure gauge according to claim 1 with temperature and humidity indicating function, it is characterized in that, also be provided with magnetic screw mechanism (16) in the described hyperbaric chamber (4), described magnetic screw mechanism (16) comprises zeroing screw rod (17) and pressure survey indicator (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200797288U CN201173839Y (en) | 2008-04-02 | 2008-04-02 | Mechanical type differential pressure meter with temperature and humidity directive function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200797288U CN201173839Y (en) | 2008-04-02 | 2008-04-02 | Mechanical type differential pressure meter with temperature and humidity directive function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201173839Y true CN201173839Y (en) | 2008-12-31 |
Family
ID=40200966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200797288U Expired - Lifetime CN201173839Y (en) | 2008-04-02 | 2008-04-02 | Mechanical type differential pressure meter with temperature and humidity directive function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201173839Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101551285B (en) * | 2008-04-02 | 2010-11-17 | 李岩峰 | Mechanical differential pressure gauge with temperature and humidity indicating function |
| CN103048086A (en) * | 2012-12-28 | 2013-04-17 | 宜昌兆峰自动化仪表有限责任公司 | Piston-type magnetic flow pressure difference indicator |
| CN105209876A (en) * | 2013-05-08 | 2015-12-30 | 庆东纳碧安株式会社 | Apparatus for measuring differential pressure in air blower |
-
2008
- 2008-04-02 CN CNU2008200797288U patent/CN201173839Y/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101551285B (en) * | 2008-04-02 | 2010-11-17 | 李岩峰 | Mechanical differential pressure gauge with temperature and humidity indicating function |
| CN103048086A (en) * | 2012-12-28 | 2013-04-17 | 宜昌兆峰自动化仪表有限责任公司 | Piston-type magnetic flow pressure difference indicator |
| CN103048086B (en) * | 2012-12-28 | 2016-04-06 | 宜昌兆峰自动化仪表有限责任公司 | A kind of Piston-type magnetic flow pressure difference indicator |
| CN105209876A (en) * | 2013-05-08 | 2015-12-30 | 庆东纳碧安株式会社 | Apparatus for measuring differential pressure in air blower |
| CN105209876B (en) * | 2013-05-08 | 2017-10-31 | 庆东纳碧安株式会社 | The differential pressure measurement device of pressure fan |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20081231 Effective date of abandoning: 20080402 |