CN106368503B - A kind of spherical storehouse film body air pressure control method - Google Patents
A kind of spherical storehouse film body air pressure control method Download PDFInfo
- Publication number
- CN106368503B CN106368503B CN201610838389.6A CN201610838389A CN106368503B CN 106368503 B CN106368503 B CN 106368503B CN 201610838389 A CN201610838389 A CN 201610838389A CN 106368503 B CN106368503 B CN 106368503B
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- film body
- storehouse
- pressure
- hollow cavity
- control method
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H15/00—Tents or canopies, in general
- E04H15/20—Tents or canopies, in general inflatable, e.g. shaped, strengthened or supported by fluid pressure
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H15/00—Tents or canopies, in general
- E04H15/20—Tents or canopies, in general inflatable, e.g. shaped, strengthened or supported by fluid pressure
- E04H2015/206—Details of inflation devices, e.g. valves, connections to fluid pressure source
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
Spherical storehouse film body air pressure control method provided by the invention, after hollow cavity dimensionally stable, punched on hollow cavity, U-tube manometer is goed deep into the hollow cavity, its the advantages of, is while to measure the pressure inside and outside hollow cavity, and the pressure in hollow cavity and outside hollow cavity can be included outside hollow cavity, make survey crew from being shuttled inside and outside hollow cavity.There is the advantages of synchronism is high, timely using U-tube manometer, facilitate controllers to be monitored in time to hollow cavity inside and outside differential pressure, and take countermeasure.
Description
Technical field
The present invention relates to spherical storehouse gas mould technical field, and in particular to a kind of spherical storehouse film body air pressure control method.
Background technology
Thin spherical shell concrete warehouse is the maximum preferable storage warehouse of unit occupied area amount of storage, its good appearance, is passed through
Ji environmental protection, filling rate are high, can utilization space, and windproof and rain proof is shockproof in maximum efficiency, it is sturdy and durable.
In the prior art, spherical storehouse is built frequently with the mode directly built on ground, it is spherical in building course
Storehouse body is not blocked by any, when meeting with the bad weather such as thunderstorm, often can only suspension of works, this will undoubtedly elongate whole
Individual construction period.
On the other hand, proposing a kind of film body Construction of Supporting method in the prior art, first construction material will be needed to place, so
A tunic body is covered on construction material afterwards, inflation inlet is left on film body, then film body is inflated, shape after film body inflation
Into hollow cavity, traditional work progress is then carried out in hollow cavity, this form of construction work is hardly by the shadow of weather
Ring, substantially reduce the construction period, be very beneficial for using in the complicated area of weather conditions.
, it is necessary to make film body be in inflated condition all the time using blower fan in work progress, film body is set to keep the outer of stabilization
Shape.When the rotating speed of blower fan is excessive, film body can excessively expand, or even explode；When rotation speed of fan is smaller, or film body sheet
When body occurs damaged, film body can collapse.
No matter any situation occurs in above-mentioned two situations, and the hollow cavity that film body is formed can deform so that
Work progress in hollow cavity can not be normally carried out.Therefore, it is necessary to be monitored in real time to the air pressure in film body, from
And ensure when air pressure fluctuates, in time using remedial measure, it is therefore desirable to the pressure inside hollow cavity is carried out real-time
Measurement so that the pressure differential of pressure and storehouse external pressure is stable within a certain range in storehouse, so that it is guaranteed that the stabilization of film body.
In the prior art, in order to measure the pressure differential inside and outside storehouse, the storehouse internal pressure frequently with same barometer to synchronization
Power and storehouse external pressure measure.The pressure in storehouse is measured during measurement first, then measures the pressure outside storehouse, but passing in and out
During hollow cavity, it is necessary to by door, and consider for the air-tightness inside hollow cavity, door is difficult arbitrarily to open
Close, this can undoubtedly increase the difficulty of measurement, simultaneously because having the time difference between pressure and storehouse external pressure in measurement storehouse, therefore
It is difficult to ensure that the data of gained have synchronism in time, this can influence the precision of result.
The content of the invention
Therefore, the technical problem to be solved in the present invention is to overcome is entered using barometer to pressure in storehouse in the prior art
During row measurement, the defects of measurement process complexity.
A kind of spherical storehouse film body air pressure control method, comprises the following steps：
Film body is fixed；
Start blower fan, film body is inflated to form hollow cavity from film body lower section；
After hollow cavity dimensionally stable, punched on hollow cavity, U-tube manometer goed deep into the hollow cavity,
Pressure p in U-tube manometer one end measurement storehouse1, other end measurement storehouse external pressure p2, and pressure p in the storehouse1With the storehouse
External pressure p2Shown outside storehouse；
Calculate pressure p in the storehouse1With the storehouse external pressure p2Draught head △ p=p1-p2, contrast △ p and standard pressure
Poor △ pMarkBetween size.
The spherical storehouse film body air pressure control method also includes air pressure adjustment step, if △ p>△pMark, then the wind is reduced
The rotating speed of machine；If △ p<△pMark, whether detection film body is damaged, if △ p<△pMarkCaused by for breakage, then increase rotation speed of fan simultaneously
Breakage is repaired to film body, otherwise, directly increases rotation speed of fan.
Portable plate is provided with the air outlet of the blower fan, the portable plate to adjust the area of the air outlet, and then
Control the size of air quantity at air outlet.
In the step of being repaired to film body, comprise the following steps：
A. the film body at film body damage location and its periphery is cleaned and dried；
B. the film body after cleaning is uniformly heated；
C. repairing block is placed at the film body damage location, repairing block is heated；
D. pressure is applied to repairing block, the repairing block is covered on the film body damage location.
In the step c, repairing block is heated using welding gun.
In the step d, pressure is applied using pair of rollers repairing block.
In the step of being repaired to film body, comprise the following steps：
I. the film body at film body damage location and its periphery is cleaned and dried；
Ii. smeared on the film body on periphery at the film body damage location and the glue of film body phase same material；
Iii. repairing block is placed at the film body damage location and pressure is applied to the repairing block.
In the step iii, pressure is applied using pair of rollers repairing block.
Technical solution of the present invention, have the following advantages that：
1. spherical storehouse film body air pressure control method provided by the invention, after hollow cavity dimensionally stable, in hollow cavity
Upper punching, U-tube manometer is goed deep into the hollow cavity, pressure p in U-tube manometer one end measurement storehouse1, the other end
Measure storehouse external pressure p2, and pressure p in the storehouse1With the storehouse external pressure p2Shown outside storehouse.
In the prior art, measured using barometer, but barometer can not simultaneously to hollow cavity external and internal pressure simultaneously
Measurement, this can cause final measurement result inaccurate.
The present invention use U-tube manometer, it the advantages of be can simultaneously the pressure inside and outside hollow cavity is surveyed
Amount, and the pressure in hollow cavity and outside hollow cavity can be included outside hollow cavity, make survey crew from hollow
Cavity is inside and outside to shuttle.There is the advantages of synchronism is high, timely using U-tube manometer, facilitate controllers in time to hollow cavity
Inside and outside differential pressure is monitored, and takes countermeasure.
2. spherical storehouse film body air pressure control method provided by the invention, the spherical storehouse film body air pressure control method also wraps
Air pressure adjustment step is included, if △ p>△pMark, then the rotating speed of the blower fan is reduced.
Pressure is higher than hollow cavity external pressure, therefore △ p in hollow cavity>0, but if pressure mistake in hollow cavity
Greatly, then the harm for air film deformation may occur, even exploding.So work as △ p>△pMark, then need to reduce the rotating speed of blower fan, enter
And reduce the blast in hollow cavity.
3. spherical storehouse film body air pressure control method provided by the invention, if △ p<△pMark, whether detection film body is damaged, if
△p<△pMarkCaused by for breakage, then increase rotation speed of fan and breakage is repaired to film body, otherwise, directly increase wind
Machine rotating speed.
When pressure inside hollow cavity is too small, △ p<△pMark, now hollow cavity will occur flat or collapse, pressure mistake
Small to be caused by two kinds of situations, a kind of situation is that rotation speed of fan is small so that blast is inadequate inside hollow cavity；Another feelings
Condition is that breakage occurs for film body itself, causes internal pressure to leak among the external world.
Either increase the rotating speed of blower fan, or film body repaired, can increase the blast in hollow cavity,
It is re-inflated hollow cavity.
4. spherical storehouse film body air pressure control method provided by the invention, portable plate, institute are provided with the air outlet of the blower fan
Portable plate is stated to adjust the area of the air outlet, and then controls the size of air quantity at air outlet.
Portable plate is arranged on the front side of air outlet, can control the size of air-out open area, when air-out open area increases
When, the air quantity increase of air-out, when air-out open area reduces, the air quantity of air-out reduces.
5. spherical storehouse film body air pressure control method provided by the invention, it will be carried out using the method for vulcanizing at film body damage location
Repairing, after vulcanizing, repairing block and film body itself fusion is integrated, and effectively prevents gas from being leaked at repairing block edge
Go out.
6. spherical storehouse film body air pressure control method provided by the invention, it will be carried out using gluing at film body damage location
Repairing, the material of glue is identical with the material of film body, therefore three kinds of repairing block, glue and film body can be connected as into one simultaneously
Body, effectively prevent gas from being let out at repairing block edge.
Embodiment
Technical scheme will be clearly and completely described below, it is clear that described embodiment is this
Invention part of the embodiment, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
In the description of the invention, it is necessary to explanation, term " " center ", " on ", " under ", "left", "right", " vertical ",
The orientation or position relationship of the instruction such as " level ", " interior ", " outer ", it is for only for ease of the description present invention and simplifies description, without
It is instruction or implies that signified device or element there must be specific orientation, with specific azimuth configuration and operation, therefore not
It is understood that as limitation of the present invention.In addition, term " first ", " second ", " the 3rd " are only used for describing purpose, and can not manage
Solve to indicate or implying relative importance.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ",
" connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or integratedly be connected
Connect；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
In addition, as long as technical characteristic involved in invention described below different embodiments is each other not
Conflict can is formed to be combined with each other.
Embodiment 1
The present embodiment provides a kind of spherical storehouse film body air pressure control method, comprises the following steps：
Film body is fixed；
Start blower fan, film body is inflated to form hollow cavity from film body lower section；
After hollow cavity dimensionally stable, punched on hollow cavity, U-tube manometer goed deep into the hollow cavity,
Pressure p in U-tube manometer one end measurement storehouse1, other end measurement storehouse external pressure p2, and pressure p in the storehouse1With the storehouse
External pressure p2Shown outside storehouse；
Calculate pressure p in the storehouse1With the storehouse external pressure p2Draught head △ p=p1-p2, contrast △ p and standard pressure
Poor △ pMarkBetween size.
In the prior art, measured using barometer, but barometer can not simultaneously to hollow cavity external and internal pressure simultaneously
Measurement, this can cause final measurement result inaccurate.
The present invention use U-tube manometer, it the advantages of be can simultaneously the pressure inside and outside hollow cavity is surveyed
Amount, and the pressure in hollow cavity and outside hollow cavity can be included outside hollow cavity, make survey crew from hollow
Cavity is inside and outside to shuttle.There is the advantages of synchronism is high, timely using U-tube manometer, facilitate controllers in time to hollow cavity
Inside and outside differential pressure is monitored, and takes countermeasure.
Specifically, in actual mechanical process, pressure p in storehouse1With the storehouse external pressure p2Can be simultaneously on U-tube manometer
Show, survey crew only needs to read p on the outside of hollow chamber1And p2The pressure difference inside and outside chamber can be calculated.
After △ p are calculated, in addition to air pressure adjustment step, if △ p>△pMark, then the rotating speed of the blower fan is reduced；
If △ p<△pMark, whether detection film body is damaged, if △ p<△pMarkCaused by for breakage, then increase rotation speed of fan and to breakage
Film body is repaired, otherwise, directly increases rotation speed of fan.
Pressure is higher than hollow cavity external pressure, therefore △ p in hollow cavity>0, but if pressure mistake in hollow cavity
Greatly, then the harm for air film deformation may occur, even exploding.So work as △ p>△pMark, then need to reduce the rotating speed of blower fan, enter
And reduce the blast in hollow cavity.
When pressure inside hollow cavity is too small, △ p<△pMark, now hollow cavity will occur flat or collapse, pressure mistake
Small to be caused by two kinds of situations, a kind of situation is that rotation speed of fan is small so that blast is inadequate inside hollow cavity；Another feelings
Condition is that breakage occurs for film body itself, causes internal pressure to leak among the external world.
In the present embodiment, U-shaped barometrical liquid level difference that △ p value is obtained by converting represents, while △ pMarkAlso by
The height value that is obtained by conversion represents.Specifically, the design atmospheric pressure value inside hollow cavity is 500Pa, using U-shaped gas
Pressure meter, U-shaped barometer inside filling water, h=500/ (1000*9.8)=0.051 is understood according to pressure calculation formula P=ρ gh
Rice, the liquid level shown as on U-shaped barometer close to 5cm are poor.△pMarkAlso represented by the height value obtained by conversion, i.e.,
The liquid level deviation of permission is 3mm.When the liquid level difference between outside liquid level and internal liquid level is more than 3mm, surface hollow chamber
Internal pressure is too high, it is necessary to reduce the rotating speed of blower fan.
Either increase the rotating speed of blower fan, or film body repaired, can increase the blast in hollow cavity,
It is re-inflated hollow cavity.
Portable plate is provided with the air outlet of the blower fan, the portable plate to adjust the area of the air outlet, and then
Control the size of air quantity at air outlet.Specifically, portable plate is arranged on the front side of air outlet, can control air-out open area
Size, when air-out open area increases, the air quantity increase of air-out, be advantageous to heaving for hollow chamber；When air-out open area reduces
When, the air quantity of air-out reduces, and reduce hollow chamber heaves degree, prevents hollow chamber from excessively expanding.
In the present embodiment, in the step of being repaired to film body, comprise the following steps：
A. the film body at film body damage location and its periphery is cleaned and dried；
B. the film body after cleaning is uniformly heated；
C. repairing block is placed at the film body damage location, repairing block is heated；
D. pressure is applied to repairing block, the repairing block is covered on the film body damage location.
It will be repaired using the method for vulcanizing at film body damage location, after vulcanizing, repairing block and film body itself fusion is
One, effectively prevent gas from being let out at repairing block edge.
Specifically, in the step c, repairing block is heated using welding gun, as modification, can be used other
Heater element, such as electric iron heat to repairing block and film body.Meanwhile in the step d, repaired using pair of rollers
Block applies pressure, is to be able to press together repairing block and film body using the purpose of roller, makes the two in hot melt state
Under be bonded to each other.
Meanwhile the present embodiment also provides the method that another is repaired to film body, comprises the following steps：
I. the film body at film body damage location and its periphery is cleaned and dried；
Ii. smeared on the film body on periphery at the film body damage location and the glue of film body phase same material；
Iii. repairing block is placed at the film body damage location and pressure is applied to the repairing block.
It will be repaired using gluing at film body damage location, the material of glue is identical with the material of film body, therefore can
So that three kinds of repairing block, glue and film body to be connected as one simultaneously, effectively prevent gas from being leaked out at repairing block edge
Go.
As modification, the glue inconsistent with film body material can be used, can equally reach and be connected to brokenly repairing block
The purpose of opening position is damaged, but the air-tightness between film body and repairing block may be affected.
Specifically, in the step iii, pressure is applied using pair of rollers repairing block.
Obviously, above-described embodiment is only intended to clearly illustrate example, and is not the restriction to embodiment.
For those of ordinary skill in the field, other various forms of changes can also be made on the basis of the above description
Change or change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out
Among changing or changing still in the protection domain of the invention.
Claims (7)
1. a kind of spherical storehouse film body air pressure control method, it is characterised in that comprise the following steps：
Film body is fixed；
Start blower fan, film body is inflated to form hollow cavity from film body lower section；
After hollow cavity dimensionally stable, punched on hollow cavity, U-tube manometer is stretched into the hollow cavity, the U
Pressure p in the measurement storehouse of U-tube manometer one end1, other end measurement storehouse external pressure p2, and pressure p in the storehouse1With the storehouse external pressure
p2Shown outside storehouse；
Calculate pressure p in the storehouse1With the storehouse external pressure p2Draught head △ p=p1-p2, contrast △ p and standard pressure difference △ pMark
Between size, if △ p>△pMark, then the rotating speed of the blower fan is reduced；If △ p<△pMark, whether detection film body is damaged, if △ p<
△pMarkCaused by for breakage, then increase rotation speed of fan and breakage is repaired to film body, otherwise, directly increase blower fan and turn
Speed.
2. spherical storehouse film body air pressure control method according to claim 1, it is characterised in that at the air outlet of the blower fan
Provided with portable plate, the portable plate controls the size of air quantity at air outlet to adjust the area of the air outlet.
3. spherical storehouse film body air pressure control method according to claim 1, it is characterised in that what is repaired to film body
In step, comprise the following steps：
A. the film body at film body damage location and its periphery is cleaned and dried；
B. the film body after cleaning is uniformly heated；
C. repairing block is placed at the film body damage location, repairing block is heated；
D. pressure is applied to repairing block, the repairing block is covered on the film body damage location.
4. spherical storehouse film body air pressure control method according to claim 3, it is characterised in that in the step c, use
Welding gun heats to repairing block.
5. spherical storehouse film body air pressure control method according to claim 3, it is characterised in that in the step d, use
Pair of rollers repairing block applies pressure.
6. spherical storehouse film body air pressure control method according to claim 1, it is characterised in that what is repaired to film body
In step, comprise the following steps：
I. the film body at film body damage location and its periphery is cleaned and dried；
Ii. smeared on the film body on periphery at the film body damage location and the glue of film body phase same material；
Iii. repairing block is placed at the film body damage location and pressure is applied to the repairing block.
7. spherical storehouse film body air pressure control method according to claim 6, it is characterised in that in the step iii, adopt
Apply pressure with pair of rollers repairing block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610838389.6A CN106368503B (en) | 2016-09-21 | 2016-09-21 | A kind of spherical storehouse film body air pressure control method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610838389.6A CN106368503B (en) | 2016-09-21 | 2016-09-21 | A kind of spherical storehouse film body air pressure control method |
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| Publication Number | Publication Date |
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| CN106368503A CN106368503A (en) | 2017-02-01 |
| CN106368503B true CN106368503B (en) | 2017-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610838389.6A Active CN106368503B (en) | 2016-09-21 | 2016-09-21 | A kind of spherical storehouse film body air pressure control method |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108710386B (en) * | 2018-07-06 | 2024-04-05 | 深圳世能科泰能源技术股份有限公司 | Liquid level monitoring device and method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02183749A (en) * | 1989-01-11 | 1990-07-18 | Dynic Corp | Clean room having double air membrane structure |
| JP2000240326A (en) * | 1999-02-18 | 2000-09-05 | Taisei Corp | Air-tube membrane shed structure and joint member for air tube membrane |
| CN102251614A (en) * | 2011-04-22 | 2011-11-23 | 上海交通大学 | Mixed inflatable film structure |
| CN102995749A (en) * | 2012-12-13 | 2013-03-27 | 上海交通大学 | Air bearing-air rib combined type film structure |
| CN103669953A (en) * | 2013-12-09 | 2014-03-26 | 中煤建筑安装工程集团有限公司 | Construction method with space gas film as formwork |
-
2016
- 2016-09-21 CN CN201610838389.6A patent/CN106368503B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02183749A (en) * | 1989-01-11 | 1990-07-18 | Dynic Corp | Clean room having double air membrane structure |
| JP2000240326A (en) * | 1999-02-18 | 2000-09-05 | Taisei Corp | Air-tube membrane shed structure and joint member for air tube membrane |
| CN102251614A (en) * | 2011-04-22 | 2011-11-23 | 上海交通大学 | Mixed inflatable film structure |
| CN102995749A (en) * | 2012-12-13 | 2013-03-27 | 上海交通大学 | Air bearing-air rib combined type film structure |
| CN103669953A (en) * | 2013-12-09 | 2014-03-26 | 中煤建筑安装工程集团有限公司 | Construction method with space gas film as formwork |
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| CN106368503A (en) | 2017-02-01 |
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Effective date of registration: 20190516 Address after: 030000 North Second Floor of Beiha District, Hengyuan Road, North Central, Huifeng Street, Jiancao District, Taiyuan City, Shanxi Province Patentee after: Shanxi Tianshe Construction Engineering Co., Ltd. Address before: 030027 North Second Floor of Xibieha District, North Zhonghuanqiao, Jiancao District, Taiyuan City, Shanxi Province Patentee before: SHANXI TIANSHE SUOSI ENVIRONMENTAL PROTECTION SCIENCE & TECHNOLOGY CO., LTD. |
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