CN106092432A - A kind of Pressure gauge being automatically adjusted drag size according to velocity of medium - Google Patents
A kind of Pressure gauge being automatically adjusted drag size according to velocity of medium Download PDFInfo
- Publication number
- CN106092432A CN106092432A CN201610576380.2A CN201610576380A CN106092432A CN 106092432 A CN106092432 A CN 106092432A CN 201610576380 A CN201610576380 A CN 201610576380A CN 106092432 A CN106092432 A CN 106092432A
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- Prior art keywords
- medium
- rotary shaft
- velocity
- pressure gauge
- blade
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/06—Means for preventing overload or deleterious influence of the measured medium on the measuring device or vice versa
- G01L19/0618—Overload protection
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The present invention proposes a kind of Pressure gauge being automatically adjusted drag size according to velocity of medium, including housing, mounting neck, bourdon tube, pointer and drive mechanism；Mounting neck includes installing rack, base plate, filter mantle, mozzle, reserving liquid tank, rotary shaft, the first vane group and the second vane group, installing rack is provided with water conservancy diversion through hole, first vane group includes multiple first blade, second vane group includes multiple second blade, bourdon tube is arranged on housing, water conservancy diversion through hole the second end connects with bourdon tube, and pointer may be rotatably mounted on housing, and bourdon tube is connected with pointer by drive mechanism.The present invention is easy to use, is effectively increased the accuracy of pressure detecting of the present invention.
Description
Technical field
The present invention relates to technology of instrument and meter field, be specifically related to a kind of be automatically adjusted drag size according to velocity of medium
Pressure gauge.
Background technology
Pressure gauge refers to flexible member as sensing element, measures and indicate the instrument higher than ambient pressure, and application is extremely
Generally, it is almost throughout all of industrial flow and scientific research field.At heat distribution pipe network, oil gas transmission, water and air supply system, vehicle
The fields such as maintenance factory shop are seen everywhere.During Pressure gauge uses, the reasons such as medium moment superpressure impact can wait and lead
Cause pointer to offset, affect the precise degrees of Pressure gauge detection, and Pressure gauge there is also impurity and piles up and affect Pressure gauge
The possibility of detection.
Summary of the invention
The technical problem existed based on background technology, the present invention proposes that a kind of to be automatically adjusted resistance according to velocity of medium big
Little Pressure gauge.
The present invention propose a kind of Pressure gauge being automatically adjusted drag size according to velocity of medium, including housing, mounting neck,
Bourdon tube, pointer and drive mechanism；
Mounting neck includes installing rack, base plate, filter mantle, mozzle, reserving liquid tank, rotary shaft, the first vane group and the second leaf
Sheet group, installing rack is arranged on housing, and installing rack is provided with water conservancy diversion through hole, and base plate correspondence water conservancy diversion through hole the first end position is arranged on
On installing rack, filter mantle is arranged on base plate, and is positioned at water conservancy diversion through hole, and one end of mozzle is extended to the over filter bowl through base plate
In, reserving liquid tank is arranged on base plate, and is positioned at filter mantle, and rotary shaft may be rotatably mounted on reserving liquid tank, one end of rotary shaft
Through mozzle tube wall, the first vane group includes multiple first blade, and the first blade is respectively mounted on the rotating shaft, and is positioned at liquid storage
In case, the first length of blade direction is rotary shaft radial direction, and the first blade is uniformly distributed along rotary shaft circumference, and the second vane group includes
Multiple second blades, the second blade is respectively mounted on the rotating shaft, and is positioned at mozzle, and the second length of blade direction is rotary shaft
Radially, the second blade is uniformly distributed along rotary shaft circumference；
Bourdon tube is arranged on housing, and water conservancy diversion through hole the second end connects with bourdon tube, and pointer may be rotatably mounted on housing,
Bourdon tube is connected with pointer by drive mechanism.
Preferably, base plate being provided with impurity-discharging pipe, the position of impurity-discharging pipe correspondence filter mantle connects with water conservancy diversion through hole, impurity-discharging pipe
On at least one eduction valve is installed.
Preferably, eduction valve is provided with two.
Preferably, the transparent shape of impurity-discharging pipe part between two eduction valves.
Preferably, base plate is provided with the miscellaneous funnel of collection, and is positioned at opening, collect miscellaneous funnel interior bone cross-sectional area
Be gradually increased along near the direction of base plate, collect miscellaneous funnel and connect with impurity-discharging pipe, collect miscellaneous funnel away from the edge of base plate side and
Filter mantle leans.
Preferably, the tilted cutoff board that is provided with of mozzle, it is axial that cutoff board place plane is parallel to rotary shaft.
Preferably, water conservancy diversion through hole includes the first diversion section and the second diversion section, and it is remote that the second diversion section is positioned at the first diversion section
From the side of bourdon tube, the first diversion section cross-sectional area is gradually reduced along near the direction of bourdon tube, and filter mantle is positioned at the
In two diversion sections.
Preferably, in corresponding first diversion section of installing rack, multiple flow blocking post is installed.
Preferably, mounting neck also includes helical spring, and the two ends of helical spring are all connected with filter mantle.
Filling thick liquid when the present invention uses in reserving liquid tank, medium enters in water conservancy diversion through hole by mozzle, medium
Promoting the second blade, the second blade drives the first blade to rotate by rotary shaft, and rotary shaft rotating speed is the fastest, and the second blade is at liquid storage
The resistance being subject in case is the biggest, is effectively increased medium energy consumption, reduces the medium instantaneous pressure change impact on the present invention, and medium exists
Filtered by filter mantle in water conservancy diversion through hole, effectively reduce the impurity impact on Detection results of the present invention.The present invention is easy to use, has
Effect improves the accuracy of pressure detecting of the present invention.
Accompanying drawing explanation
Fig. 1 is a kind of pressure meter structure schematic diagram being automatically adjusted drag size according to velocity of medium that the present invention proposes.
Detailed description of the invention
Shown in reference Fig. 1, a kind of Pressure gauge being automatically adjusted drag size according to velocity of medium that the present invention proposes, including
Housing 1, mounting neck, bourdon tube 3, pointer 4 and drive mechanism 5；
Mounting neck includes installing rack 21, base plate 22, filter mantle 23, mozzle 24, reserving liquid tank 25, rotary shaft the 26, first leaf
Sheet group the 27, second vane group 28 and helical spring 29, installing rack 21 is arranged on housing 1, and installing rack 21 is provided with water conservancy diversion through hole,
Corresponding water conservancy diversion through hole the first end position of base plate 22 is arranged on installing rack 21, and filter mantle 23 is arranged on base plate 22, and is positioned at and leads
In opening, one end of mozzle 24 is extended to the in filter bowl 23 through base plate 22, and reserving liquid tank 25 is arranged on base plate 22, and position
In filter mantle 23, rotary shaft 26 may be rotatably mounted on reserving liquid tank 25, and one end of rotary shaft 26 passes mozzle 24 tube wall, the
One vane group 27 includes multiple first blade, and the first blade is installed in rotary shaft 26, and is positioned at reserving liquid tank 25, the first leaf
Leaf length direction is rotary shaft 26 radial direction, and the first blade is uniformly distributed along rotary shaft 26 circumference, and the second vane group 28 includes multiple
Second blade, the second blade is installed in rotary shaft 26, and is positioned at mozzle 24, and the second length of blade direction is rotary shaft
26 radially, and the second blade is uniformly distributed along rotary shaft 26 circumference；
Bourdon tube 3 is arranged on housing 1, and water conservancy diversion through hole the second end connects with bourdon tube 3, and pointer 4 may be rotatably mounted at shell
On body 1, bourdon tube 3 is connected with pointer by drive mechanism 5.
Filling thick liquid when the present invention uses in reserving liquid tank 25, medium enters in water conservancy diversion through hole by mozzle 24,
Medium promotes the second blade, and the second blade drives the first blade to rotate by rotary shaft 26, and rotary shaft 26 rotating speed is the fastest, the second leaf
The resistance that sheet is subject in reserving liquid tank 25 is the biggest, is effectively increased medium energy consumption, reduces medium instantaneous pressure and changes the present invention's
Impact, medium is filtered by filter mantle 23 in water conservancy diversion through hole, effectively reduces the impurity impact on Detection results of the present invention.
In present embodiment, base plate 22 is provided with impurity-discharging pipe 221, the position of the corresponding filter mantle 23 of impurity-discharging pipe 221 with lead
Opening connects, and impurity-discharging pipe 221 is provided with two eduction valves, is possible to prevent medium to reveal by eduction valve, two eduction valves
Can be implemented in and in the case of not changing medium pressure, carry out impurities removal, and the effective loss reducing medium, impurity-discharging pipe 221 is positioned at
The transparent shape of part between two eduction valves, it is simple to user observes the content of impurity between two eduction valves.
In present embodiment, base plate 22 is provided with the miscellaneous funnel 222 of collection, and is positioned at opening 211, collect miscellaneous funnel 222
Interior bone cross-sectional area is gradually increased along the direction near base plate 22, collects miscellaneous funnel 222 and connects with impurity-discharging pipe 221, collection
Miscellaneous funnel 222 leans with filter mantle 23 away from the edge of base plate 22 side, it is simple to impurity enters impurity-discharging pipe 221.
In present embodiment, the tilted cutoff board 241 that is provided with of mozzle 24, cutoff board 241 place plane is parallel to turn
Medium axially, is guided, it is simple to the first blade drives rotary shaft 26 to rotate smoothly by moving axis 26.
In present embodiment, water conservancy diversion through hole includes the first diversion section 211 and the second diversion section 212, the second diversion section 212
In the first diversion section 211 away from the side of bourdon tube 3, the first diversion section 211 cross-sectional area is along the direction near bourdon tube 3
Being gradually reduced, filter mantle 23 is positioned at the second diversion section 212, be provided with in corresponding first diversion section 211 of installing rack 21 multiple every
Fluidization tower, reduces medium pressure further and changes suddenly the impact on the present invention.
In present embodiment, mounting neck also includes that helical spring 29, the two ends of helical spring 29 are all connected with filter mantle 23,
Medium drives helical spring 29 to vibrate, and helical spring 29 vibration can reduce impurity absorption possibility on filter mantle 23.
The above, the only present invention preferably detailed description of the invention, but protection scope of the present invention is not limited thereto,
Any those familiar with the art in the technical scope that the invention discloses, according to technical scheme and
Inventive concept equivalent or change in addition, all should contain within protection scope of the present invention.
Claims (9)
1. the Pressure gauge being automatically adjusted drag size according to velocity of medium, it is characterised in that: include housing (1), mounting neck,
Bourdon tube (3), pointer (4) and drive mechanism (5)；
Mounting neck includes installing rack (21), base plate (22), filter mantle (23), mozzle (24), reserving liquid tank (25), rotary shaft
(26), the first vane group (27) and the second vane group (28), installing rack (21) is arranged on housing (1), and installing rack sets on (21)
Having water conservancy diversion through hole, corresponding water conservancy diversion through hole the first end position of base plate (22) is arranged on installing rack (21), and filter mantle (23) is arranged on
On base plate (22), and it is positioned at water conservancy diversion through hole, in one end of mozzle (24) is extended to the over filter bowl (23) through base plate (22), storage
Liquid case (25) is arranged on base plate (22), and is positioned at filter mantle (23), and rotary shaft (26) may be rotatably mounted at reserving liquid tank (25)
On, one end of rotary shaft (26) passes mozzle (24) tube wall, and the first vane group (27) includes multiple first blade, the first blade
Be installed in rotary shaft (26), and be positioned at reserving liquid tank (25), the first length of blade direction be rotary shaft (26) radially, first
Blade is uniformly distributed along rotary shaft (26) circumference, and the second vane group (28) includes multiple second blade, and the second blade is installed in
In rotary shaft (26), and be positioned at mozzle (24), the second length of blade direction be rotary shaft (26) radially, second blade along turn
Moving axis (26) circumference is uniformly distributed；
Bourdon tube (3) is arranged on housing (1), and water conservancy diversion through hole the second end connects with bourdon tube (3), and pointer (4) is rotatably mounted
On housing (1), bourdon tube (3) is connected with pointer by drive mechanism (5).
The Pressure gauge being automatically adjusted drag size according to velocity of medium the most according to claim 1, it is characterised in that: base plate
(22) being provided with impurity-discharging pipe (221) on, the position of the corresponding filter mantle (23) of impurity-discharging pipe (221) connects with water conservancy diversion through hole, impurity-discharging pipe
(221) at least one eduction valve is installed on.
The Pressure gauge being automatically adjusted drag size according to velocity of medium the most according to claim 2, it is characterised in that: impurities removal
Valve is provided with two.
The Pressure gauge being automatically adjusted drag size according to velocity of medium the most according to claim 3, it is characterised in that: impurities removal
The pipe transparent shape of (221) part between two eduction valves.
The Pressure gauge being automatically adjusted drag size according to velocity of medium the most according to claim 2, it is characterised in that: base plate
(22) the miscellaneous funnel of collection (222) is installed on, and is positioned at opening (211), collect miscellaneous funnel (222) interior bone cross-sectional area
It is gradually increased along the direction near base plate (22), collects miscellaneous funnel (222) and connect with impurity-discharging pipe (221), collect miscellaneous funnel (222) remote
Edge from base plate (22) side leans with filter mantle (23).
The Pressure gauge being automatically adjusted drag size according to velocity of medium the most according to claim 1, it is characterised in that: water conservancy diversion
Pipe (24) tilted cutoff board (241) that is provided with, it is axial that cutoff board (241) place plane is parallel to rotary shaft (26).
The Pressure gauge being automatically adjusted drag size according to velocity of medium the most according to claim 1, it is characterised in that: water conservancy diversion
Through hole includes the first diversion section (211) and the second diversion section (212), and it is remote that the second diversion section (212) is positioned at the first diversion section (211)
From the side of bourdon tube (3), the first diversion section (211) cross-sectional area is gradually reduced along the direction near bourdon tube (3), mistake
Filter bowl (23) is positioned at the second diversion section (212).
The Pressure gauge being automatically adjusted drag size according to velocity of medium the most according to claim 7, it is characterised in that: install
Multiple flow blocking post is installed in corresponding first diversion section of frame (21) (211).
The Pressure gauge being automatically adjusted drag size according to velocity of medium the most according to claim 1, it is characterised in that: install
Neck also includes that helical spring (29), the two ends of helical spring (29) are all connected with filter mantle (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610576380.2A CN106092432B (en) | 2016-07-21 | 2016-07-21 | A kind of pressure gauge that drag size is automatically adjusted according to velocity of medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610576380.2A CN106092432B (en) | 2016-07-21 | 2016-07-21 | A kind of pressure gauge that drag size is automatically adjusted according to velocity of medium |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106092432A true CN106092432A (en) | 2016-11-09 |
| CN106092432B CN106092432B (en) | 2017-11-21 |
Family
ID=57449517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610576380.2A Active CN106092432B (en) | 2016-07-21 | 2016-07-21 | A kind of pressure gauge that drag size is automatically adjusted according to velocity of medium |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106092432B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106855448A (en) * | 2016-11-23 | 2017-06-16 | 安徽瑞鑫自动化仪表有限公司 | A kind of pressure gauge of long service life |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5131275A (en) * | 1991-04-02 | 1992-07-21 | Huang Tien Tsai | Gas pressure gage |
| CN2821553Y (en) * | 2005-09-22 | 2006-09-27 | 宝钢集团上海梅山有限公司 | Pressure sonsor with filter |
| CN202108997U (en) * | 2011-06-10 | 2012-01-11 | 中国石油天然气股份有限公司 | Self-closing pressure gauge valve |
| CN203798484U (en) * | 2014-04-09 | 2014-08-27 | 安徽华东光电技术研究所 | Buffer device for pressure induction of liquid pressure sensor |
| CN105043638A (en) * | 2015-08-15 | 2015-11-11 | 重庆布莱迪仪器仪表有限公司 | Anti-seismic pressure gauge |
| CN204944743U (en) * | 2015-08-17 | 2016-01-06 | 安徽电气集团股份有限公司 | A kind of anti-blocking voltage regulation type tensimeter |
| CN206311260U (en) * | 2016-07-21 | 2017-07-07 | 安徽蓝润自动化仪表有限公司 | A kind of pressure gauge that drag size is automatically adjusted according to velocity of medium |
-
2016
- 2016-07-21 CN CN201610576380.2A patent/CN106092432B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5131275A (en) * | 1991-04-02 | 1992-07-21 | Huang Tien Tsai | Gas pressure gage |
| CN2821553Y (en) * | 2005-09-22 | 2006-09-27 | 宝钢集团上海梅山有限公司 | Pressure sonsor with filter |
| CN202108997U (en) * | 2011-06-10 | 2012-01-11 | 中国石油天然气股份有限公司 | Self-closing pressure gauge valve |
| CN203798484U (en) * | 2014-04-09 | 2014-08-27 | 安徽华东光电技术研究所 | Buffer device for pressure induction of liquid pressure sensor |
| CN105043638A (en) * | 2015-08-15 | 2015-11-11 | 重庆布莱迪仪器仪表有限公司 | Anti-seismic pressure gauge |
| CN204944743U (en) * | 2015-08-17 | 2016-01-06 | 安徽电气集团股份有限公司 | A kind of anti-blocking voltage regulation type tensimeter |
| CN206311260U (en) * | 2016-07-21 | 2017-07-07 | 安徽蓝润自动化仪表有限公司 | A kind of pressure gauge that drag size is automatically adjusted according to velocity of medium |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106855448A (en) * | 2016-11-23 | 2017-06-16 | 安徽瑞鑫自动化仪表有限公司 | A kind of pressure gauge of long service life |
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| Publication number | Publication date |
|---|---|
| CN106092432B (en) | 2017-11-21 |
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