CN104330205B - Air inflation raft manometer - Google Patents
Air inflation raft manometer Download PDFInfo
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- CN104330205B CN104330205B CN201410570555.XA CN201410570555A CN104330205B CN 104330205 B CN104330205 B CN 104330205B CN 201410570555 A CN201410570555 A CN 201410570555A CN 104330205 B CN104330205 B CN 104330205B
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Abstract
The invention discloses a kind of air inflation raft manometer, including aerating device, described aerating device includes inflation inlet, and aerating device side is provided with through hole, opposite side is provided with inflation connecting tube, and described inflation connecting tube is connected with valve body, inflation connecting tube stretches into valve inner, described through hole is by testing tube traverse, and described testing tube one end also extends through inflation connecting tube and stretches into valve inner, and the testing tube other end is connected to speed and connects, described speed is connected to moccasin pipe in succession, and described moccasin pipe is connected to manometer; The air inflation raft manometer of the present invention has the advantage that easy to operate, and reliability is high, economical and practical.
Description
Technical field
The present invention relates to a kind of air inflation raft manometer.
Background technology
Life raft is that boats and ships are equipped with in emergency circumstances region out of danger or from the lifesaving appliance of ship in distress emergency escape and equipment, also serves as flood fighting and takes precautions against natural calamities equipment special.
Life raft is to use the modern raft ship of synthetic material, and including metal tube, multiple tube, plastic tube, synthetic resin or fiberglass pipe etc., material is made.
Life raft bow portion is provided with head line, and it is the hawser playing interconnection function between life raft and fixture. Life raft to keep normal floating state after load foot rated crew member and whole accessory. The floating tire of the tube chamber of life raft should at least be separated into 2 independent air chambers, and the setting of floating tire should be able to when arbitrary air chamber be damaged, and life raft remains to normal use.
Life raft ship gross weight is not to be exceeded 185kg. Outward appearance should be well-balanced, uniform color, must not have come unglued, defect that the impact such as absciss layer, bubble uses, can deposit under-10��+65 DEG C of ambient temperatures and will not damage, and can use within the scope of-1��+30 DEG C of coolant-temperature gages.
Life raft packaging and storing at ordinary times is in fiberglass cartridge, life raft is arranged on the special raft frame of ship side, raft directly can be thrown in water, life raft both can inflate shaping automatically, takes for distress personnel, if boats and ships sink too fast, have little time to be thrown in water by raft, when boats and ships sink to certain depth under water, the hydrostatic release unit on life raft frame can be automatically-unhooked, discharges life raft.
Barometrical effect is to indicate intrasystem pressure, generally adopts mercurial barometer. Be filled with water silver in heavy sheet glass pipe, and pipe is behind equipped with mobile scale, and mobile scale is by zero degree adjustment hydrargyrum plane place in meeting most piston glass tubing B, when drawdown pump work, and the decline of A pipe mercury column, the rising of B pipe mercury column, both differences, it was shown that the pressure of system.Must be noted that during use not make water or booty invade in manometer, mercury column also must not have bubble exist, otherwise impact is measured the accuracy of pressure. The manometric advantage of closed hydrargyrum is light and handy convenience, but if any residual air or when introducing water or impurity, then accuracy is affected. This manometer strictly to control not allow air enter when loading hydrargyrum, method is first pure hydrargyrum to be put into little round-bottomed flask, then the efficient oil pump being connected with manometer is pumped to 13033Pa (10-1mmHg) below, and pat little flask, the bubble in pump is made to overflow, make gas extract out with hair dryer slight fever glass tubing, then hydrargyrum is injected U-tube and stop bleeding and put into air. Open type mercury manometer dress hydrargyrum is more convenient, and relatively accurately, the ratio degree of glass tubing used will more than 760mm. The difference of the height of U-tube two-arm mercury column is common pressure and the difference of pressure in system.
The kind of life raft is varied, Chinese patent ZL201320649937.2 discloses a kind of life raft arranging relief hole, it is provided with floating tire at the bottom of this life raft raft, described floating tire includes floating tire and tire of floating downward, described floating tire and tire of floating downward overlap in the upper end at the bottom of raft, described high-pressure inflater is arranged on floating tire and floats downward between tire, floating tire is provided with the arc awning across life raft, described awning and described floating tire junction are provided with spilled water hole, it is pasted with reflective tape outside described awning, the hydrops bag of fresh water is contained at described awning inside suspension, outer armrest rope is had in tire arranged outside of floating downward, interior manrope it is provided with inside floating tire, compression water bag is had in bottom hung at the bottom of raft, raft bottom is provided with relief hole, described relief hole is by outside at the bottom of internal at the bottom of soft pipe connection raft and raft, the inside and outside environment of life raft is made to carry out unimpeded, so greatly facilitate the high-pressure aerated bottle gas replenishment process to life raft.
China Patent Publication No. CN104085514A discloses a kind of lifesaving appliance and life raft, described lifesaving appliance is made up of the first circle body and the second circle body, first circle body and the second circle body are integral type or are connected by interface components, second end of the first end of the first circle body and the second circle body is connected and inflates, forms lifebuoy, being respectively arranged with the first connecting device and the second connecting device on first circle body and the second circle body, described life raft is combined by the first connecting device and the second connecting device by lifesaving appliance several described simultaneously. Lifesaving appliance provided by the invention, the lifebuoy of one man relief or use can be formed, also the life raft facilitating many people rescue and transport can be formed, simple for structure, use flexibly, the condition of a disaster is changed adaptability high, life raft provided by the present invention, size scalable, and prevent part gas leakage to cause the non-serviceable situation of whole life raft.
It seems that from above life raft technical scheme, the test of original life raft the blowing pressure must carry out step by step, first life raft is inflated, inflation is stopped only by estimating force value, air inlet is connected on sphygomanometer and carries out stress test, force value can not disposable accurate acquisition, need repeatable operation, complicated operation, reliability is low.
Summary of the invention
The purpose of the present invention, is in that to overcome above-mentioned limitation, thus providing a kind of easy to operate, reliability is high, economical and practical air inflation raft manometer.
The purpose of the present invention is achieved through the following technical solutions: a kind of air inflation raft manometer, including aerating device, described aerating device includes inflation inlet, aerating device side is provided with through hole, opposite side is provided with inflation connecting tube, described inflation connecting tube is connected with valve body, inflation connecting tube stretches into valve inner, described through hole is passed by testing tube, described testing tube one end also extends through inflation connecting tube and stretches into valve inner, the testing tube other end is connected to speed and connects, described speed is connected to moccasin pipe in succession, and described moccasin pipe is connected to manometer.
Preferably, it is provided with sealing ring inside through hole, in described aerating device, is provided with alarm.
Preferably, it is cased with balloon outside through hole.
Preferably, being provided with baffle plate inside aerating device, aerating device interior angle is circular arc.
In sum, the air inflation raft manometer of the present invention has the advantage that easy to operate, and reliability is high, economical and practical.
Accompanying drawing explanation
Fig. 1 is the structure chart of the present invention;
Number in the figure: 1-inflation inlet, 2-inflation connecting tube, 3-valve body, 4-through hole, 5-testing tube, 6-speed connect, 7-moccasin pipe, 8-manometer, 9-sealing ring, 10-alarm, 11-balloon, 12-baffle plate.
Detailed description of the invention
In order to deepen the understanding of the present invention, below in conjunction with embodiment and accompanying drawing, the invention will be further described, and this embodiment is only used for explaining the present invention, is not intended that limiting the scope of the present invention.
This device pumps into compression air from inflation inlet 1, through pumping air into valve body 3 with valve body 3, inflation connecting tube 2, while force value constantly rises, the force value that the testing tube 5 communicated with manometer 8 will be measured in valve body 3 fast and accurately, now can inflate the force value directly reading in valve body 3, once pressurising is complete, stop pump pressure immediately, without repeatable operation, easy to operate, reliability is high, economical and practical.
A kind of air inflation raft manometer, including aerating device, described aerating device includes inflation inlet 1, aerating device side is provided with through hole 4, opposite side is provided with inflation connecting tube 2, described inflation connecting tube 2 is connected with valve body 3, it is internal that inflation connecting tube 2 stretches into valve body 3, described through hole 4 is passed by testing tube 5, described testing tube 5 one end also extends through inflation connecting tube 2 and stretches into valve body 3 inside, testing tube 5 other end is connected to speed and connects 6, described speed connects 6 and is connected to moccasin pipe 7, and described moccasin pipe 7 is connected to manometer 8.
It is provided with sealing ring 9 inside through hole 4, in described aerating device, is provided with alarm 10.
Balloon 11 it is cased with outside through hole 4.
Being provided with baffle plate 12 inside aerating device, aerating device interior angle is circular arc.
Concrete operation step is as follows: after inflation inlet 1 is filled with air, air enters valve body 3 through gas overcharging connecting tube 2, air is entered testing tube 5 by valve body 3 again, 6 entrance moccasin pipes 7 are connect by speed through testing tube 5, manometer 8 is entered again by moccasin pipe 7, the pressure within valve body 3 is read by the reading of manometer 8, when air is when inflating in connecting tube 2, portion of air enters to the right valve body 3, portion of air is to the left, so can bring measurement error, so being provided with baffle plate 12 in aerating device, place after the air being filled with by inflation inlet 1 enters inflation connecting tube 2 and be moved to the left.
Cannot be avoided air situation of movement in aerating device, sealing ring 9 it is provided with inside aerating device PATENT left side via 4, to prevent the measurement error caused to outward leakage of air, being cased with balloon 11 outside through hole 4 monitors the aerating device gas leakage situation at through hole 4 place at any time simultaneously, in order to change sealing ring 9 or maintenance aerating device in time.
Inside aerating device, it is additionally provided with alarm 10, alarm signal can be sent when aerating device internal pressure is excessive.
The internal interior angle of aerating device is circular arc, and the circular arc of interior angle can efficiently reduce the extraneoas loss that air produces during flowing after being filled with in aerating device, ensures the accuracy of measurement result.
In sum, the air inflation raft manometer of the present invention has the advantage that easy to operate, and reliability is high, economical and practical.
Claims (4)
1. an air inflation raft manometer, it is characterized in that: include aerating device, described aerating device includes inflation inlet (1), aerating device side is provided with through hole (4), opposite side is provided with inflation connecting tube (2), described inflation connecting tube (2) is connected with valve body (3), it is internal that valve body (3) is stretched in inflation connecting tube (2), described through hole (4) is passed by testing tube (5), described testing tube (5) one end also extends through inflation connecting tube (2) and stretches into valve body (3) inside, testing tube (5) other end is connected to speed and connects (6), described speed connects (6) and is connected to moccasin pipe (7), described moccasin pipe (7) is connected to manometer (8).
2. a kind of air inflation raft manometer according to claim 1, it is characterised in that: described through hole (4) inner side is provided with sealing ring (9), is provided with alarm (10) in described aerating device.
3. a kind of air inflation raft manometer according to claim 1, it is characterised in that: it is cased with balloon (11) outside described through hole (4).
4. a kind of air inflation raft manometer according to claim 1, it is characterised in that: being provided with baffle plate (12) inside described aerating device, aerating device interior angle is circular arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410570555.XA CN104330205B (en) | 2014-10-23 | 2014-10-23 | Air inflation raft manometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410570555.XA CN104330205B (en) | 2014-10-23 | 2014-10-23 | Air inflation raft manometer |
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| Publication Number | Publication Date |
|---|---|
| CN104330205A CN104330205A (en) | 2015-02-04 |
| CN104330205B true CN104330205B (en) | 2016-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410570555.XA Active CN104330205B (en) | 2014-10-23 | 2014-10-23 | Air inflation raft manometer |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110260705B (en) * | 2019-05-17 | 2024-04-19 | 华电电力科学研究院有限公司 | Working method of countercurrent cooling tower water spraying filler testing device based on accurate adjustment of air path system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2058751U (en) * | 1989-03-07 | 1990-06-27 | 徐必元 | Multifunctional manometer |
| CN2391188Y (en) * | 1999-10-15 | 2000-08-09 | 程远洋 | Tyre inflation pressure-measuring apparatus |
| CN2876746Y (en) * | 2006-03-17 | 2007-03-07 | 黄英哲 | Multifunction pressure-meter |
| CN101055217A (en) * | 2007-04-16 | 2007-10-17 | 浙江大学宁波理工学院 | Automatic detection device for air-tightness of bubble-blowing raft |
| CN204115942U (en) * | 2014-10-23 | 2015-01-21 | 南通市海鸥救生防护用品有限公司 | Air inflation raft measuring cell |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7207225B2 (en) * | 2005-04-13 | 2007-04-24 | Louis Chuang | Piping and pressure-measuring apparatus |
| JP2010064529A (en) * | 2008-09-08 | 2010-03-25 | Bridgestone Corp | Tire condition measurement system |
-
2014
- 2014-10-23 CN CN201410570555.XA patent/CN104330205B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2058751U (en) * | 1989-03-07 | 1990-06-27 | 徐必元 | Multifunctional manometer |
| CN2391188Y (en) * | 1999-10-15 | 2000-08-09 | 程远洋 | Tyre inflation pressure-measuring apparatus |
| CN2876746Y (en) * | 2006-03-17 | 2007-03-07 | 黄英哲 | Multifunction pressure-meter |
| CN101055217A (en) * | 2007-04-16 | 2007-10-17 | 浙江大学宁波理工学院 | Automatic detection device for air-tightness of bubble-blowing raft |
| CN204115942U (en) * | 2014-10-23 | 2015-01-21 | 南通市海鸥救生防护用品有限公司 | Air inflation raft measuring cell |
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| Publication number | Publication date |
|---|---|
| CN104330205A (en) | 2015-02-04 |
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