CN101793044A - Static pressure cutoff isolating converter - Google Patents
Static pressure cutoff isolating converter Download PDFInfo
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- CN101793044A CN101793044A CN201010110535A CN201010110535A CN101793044A CN 101793044 A CN101793044 A CN 101793044A CN 201010110535 A CN201010110535 A CN 201010110535A CN 201010110535 A CN201010110535 A CN 201010110535A CN 101793044 A CN101793044 A CN 101793044A
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Abstract
The invention discloses a static pressure cutoff isolating converter. A return orifice plate (7) is fixed horizontally in a shell (3) to divide an inner cavity of the shell (3) into an upper static pressure isolating region A and a lower normal pressures returning region B. A water inlet pipe (2) is connected with a lower side wall of the shell (3); a return pipe (5) is fixed in the center of the shell (3); and an inner port of the water inlet pipe (2) is communicated with the static pressure isolating region A. The upper end of the return pipe (5) passes through the return orifice plate (7) to be communicated with the normal pressures returning region B and fixed in the center of the return orifice plate (7), and the lower end of the return pipe (5) passes through the lower end face of the shell (3) and is fixed in the center of the lower end face of the shell (3); and a pressure gage (9) and an automatic exhaust valve (10) are arranged on the lower end face of the shell (3). The static pressure cutoff isolating converter has the advantages of novel design, simple structure and small volume, can be flexibly arranged in a system pipeline, removes the isolated static pressure, has safe and reliable operation, and saves comprehensive investment of a water supply and heating system.
Description
Technical field
The present invention relates to a kind of static pressure cutoff isolating converter, be installed in highrise building water rationing or the heating system pipeline, cut off hydrostatic pressure, guarantee normal water supply or heating, prevent that hydrostatic pressure from producing destruction to system.
Background technology
Water rationing in the highrise building, heating system pipeline all are equipped with static pressure reducing valve, isolating valve,, static pressure cut off device and backwater Hydrostatic Transfer Device cut off device etc. at present.Its technical pattern principle all is that the long-pending size of water flowing blood in the pipeline section is adjusted variation, increase the resistance that water flows in the pipeline section, the physical mechanics principle that hydrostatic pressure is produced is without any change, specifically be without any interrupting and changing, so products such as existing reducing valve, isolating valve,, static pressure cut off device and highrise building hot-water heating system backwater Hydrostatic Transfer Device cut off device all can't cut or cut off hydrostatic pressure to the height of water column.Because hydrostatic pressure is the height of water column and the pressure power that own wt is produced on the unit area of low spot.In the prior art comparatively effective method be static pressure to be installed in the return water system of highrise building subregion hot water heating cut off the open return case, can effectively cut off the hydrostatic pressure in the water return pipeline, but it is big that its defective is that water tank takies building area, heat waste is big, system is become open system increased oxygen corrosion, the construction cost height, maintenance management inconvenience, and not attractive in appearance.
Summary of the invention
The technical problem that the present invention solves: design a kind of static pressure cutoff isolating converter, be installed in highrise building water rationing or the hot-water heating system, cut off hydrostatic pressure, prevent to distinguish and hang down in the hydrostatic pressure influence pressure of return water that supplies water or heat in the district and increase, system's generation destruction.Be that static pressure reducing valve in the prior art, isolating valve,, static pressure cut off device, highrise building hot-water heating system backwater Hydrostatic Transfer Device cut off device and static pressure cut off the optimal renewal products of device such as recovery tank.
Technical solution of the present invention: a kind of static pressure cutoff isolating converter comprises housing (3), pressure meter (9) and automatic air valve (10).The interior horizontal fixed of housing (3) has backflow orifice plate (7) that the static pressure that housing (3) inner chamber is separated into top is cut off the atmospheric pressure reflux district B that distinguishes A and bottom; Be connected with water inlet pipe (2) on housing (3) lower sides, the central authorities of housing (3) are fixed with return duct (5), and the inner port of water inlet pipe (2) is cut off district A with static pressure and is communicated with, the central authorities that backflow orifice plate (7) and atmospheric pressure reflux district B are communicated with and are fixed on backflow orifice plate (7) are passed in the upper end of return duct (5), and the lower end of return duct (5) is passed the lower surface of housing (3) and is fixed on the central authorities of housing (3) lower surface; Pressure meter (9) and automatic air valve (10) are housed on the upper surface of housing (3), and pressure meter (9) and automatic air valve (10) are communicated with atmospheric pressure reflux district B.
Described housing (3) is made of housing pipe (11), back cover plate (4) and hush panel (8); Backflow orifice plate (7) is horizontally fixed on the top in the housing pipe (11), and back cover plate (4) seal welding is in the bottom of housing pipe (11), and hush panel (8) seal welding is at the top of housing pipe (11); Water inlet pipe (2) seal welding is on housing pipe (11) lower sides, and the upper end seal welding of return duct (5) is in the central authorities of backflow orifice plate (7), and the lower end seal welding is in the central authorities of back cover plate (4); Be shaped on two internal thread holes (12) on the hush panel (8), pressure meter (9) and automatic air valve (10) difference spinning are on two internal thread holes (12).
Be covered with return port (13) on the described backflow orifice plate (7).
The external port of described water inlet pipe (2) is welded with water-in flange dish (1), and the lower port of return duct (5) is welded with water-output flange dish (6).
Advantage that the present invention compared with prior art has and effect:
1, modern design of the present invention is simple in structure, and volume is little, can be installed in flexibly in the system pipeline, eliminates and cuts off static pressure, and is safe and reliable to operation, saves the comprehensive method of investment of water supply heating system.
2, the present invention applies to can be arranged in the piping shaft in the highrise building water rationing system, saves construction cost.
3, the present invention applies in the highrise building water rationing system, and He Zhong district, low district need not be provided with pressurized equipment, can save the investment cost and the operating cost of He Zhong district, low district two cover pressurized equipments.Reduce the compressive strength of low district's He Zhong district's pipeline and valve member simultaneously, strengthened security reliability and application life.
4. the present invention applies in the Zhong Qu He Gao district hot-water heating system in the highrise building, has saved floor space and construction investment expense that static pressure cuts off recovery tank.Save the expenses such as small pump, water supply tank and water treatment facilities in the Zhong Qu He Gao district heating system, saved the energy and annual operating cost.
5. the present invention applies to cut off the backwater static pressure in the Zhong Qu He Gao district hot-water heating system in the highrise building, guarantees the return water system pressure balance, reduces the compressive strength of system pipeline and valve member, has strengthened security reliability and application life.
6. the present invention adopts the sealing vent design, does not have fully oxygen corrosion is arranged, and has prolonged the application life that system shortens because of oxide etch.
7. applicability of the present invention is strong, can be used in the various forms of highrise building hot water heating system return water system pipelines and the roof water tank water system pipes in, and simple for the old system reform.
8. the present invention is safe and reliable, and operating principle is simple, is easy to engineers and technicians and grasps, and operational management is convenient.
Description of drawings
Fig. 1 is a structure sectional view of the present invention,
Fig. 2 is that schematic diagram is used in the installation that the present invention establishes in the roof water tank water system at highrise building,
Fig. 3 is the installation utilization schematic diagram of the present invention in the highrise building hot-water heating system.
The specific embodiment
1 a kind of embodiment of the present invention is described in conjunction with the accompanying drawings.
A kind of static pressure cutoff isolating converter, its housing 3 is made of housing pipe 11, back cover plate 4 and hush panel 8; Backflow orifice plate 7 is horizontally fixed on the top in the housing pipe 11, and back cover plate 4 seal weldings are in the bottom of housing pipe 11, and hush panel 8 seal weldings are at the top of housing pipe 11, and the static pressure that housing 3 inner chambers is separated into top cuts off the atmospheric pressure reflux district B that distinguishes A and bottom.Water inlet pipe 2 seal weldings are on housing pipe 11 lower sides, and the inner port of water inlet pipe 2 is communicated with static pressure partition district A.The upper end of return duct 5 pass that backflow orifice plate 7 is communicated with atmospheric pressure reflux district B and seal welding in the central authorities of backflow orifice plate 7, lower port is passed back cover plate 4 and the seal welding central authorities at back cover plate 4; Be shaped on two internal thread holes 12 on the hush panel 8, pressure meter 9 and automatic air valve 10 spinning respectively make pressure meter 9 and automatic air valve 10 be communicated with atmospheric pressure reflux district B on two internal thread holes 12.Be covered with return port 13 on the described backflow orifice plate 7.The external port of described water inlet pipe 2 is welded with water-in flange dish 1, and the lower port of return duct 5 is welded with water-output flange dish 6.
Operating principle: water enters static pressure cutoff from water inlet pipe 2 and cuts off district A, after water is full of static pressure cutoff partition district A, water enters atmospheric pressure reflux district B from bottom to top from the return port 13 on the backflow orifice plate 7, the gas that refluxes is separated with water, the gas that produces in the pipeline is discharged automatically through automatic air valve 10, interrupt the static pressure that water column produces.Automatic air valve 10 cuts out under the buoyancy of water effect automatically after water is full of atmospheric pressure reflux district B, and water can not be overflowed, and can only enter return duct 5 through the upper port of return duct 5, from the lower port inflow hypomere pipe of return duct 5.Pressure meter 9 shows the dynamic pressure of atmospheric pressure reflux district B.The present invention is a tubular body, can be installed in flexibly in the system pipeline, eliminates and cuts off static pressure, and is safe and reliable to operation.
2 describe the present invention and establish installation utilization in the roof water tank water system at highrise building in conjunction with the accompanying drawings: highrise building generally adopts height, in, the water rationing mode in low district, by roof water tank water storage level pressure, overlap pressurized equipment by automatic water-filling of water tank and termination of pumping with one, key is at supply channel top, middle district one playscript with stage directions invention static pressure cutoff isolating converter to be installed, hydrostatic pressure is cut off, make Gao Qu and Zhong Qu, the water supply pressure balance in low district, the destruction that district and the low pipeline of distinguishing and valve member are avoided hydrostatic pressure in making, prolonged application life, thus the expenditure of construction of two supply equipments in district and low district in can saving.
3 describe the installation utilization of the present invention in the highrise building hot-water heating system in conjunction with the accompanying drawings: the highrise building hot-water heating system is made up of low district, Zhong Qu and high district heating system.The heating of low sound zone system by the circulating water pump of system and the hydraulic regime of the normal operation of make-up pump assurance, but has been considered Zhong Qu and the required design discharge of high district's space heating load with heating system is identical usually when circuit design.The heating agent course of work of middle sound zone system: distinguish the pressurized circulation pump that heats on the heating main pipe rail in low district, installing, and, form the closed circulation heating system of independence in low relatively district without small pump.Heating agent is behind system pipeline and radiator heat-dissipation, in before the terminal and low district of total return pipe return pipe in the district water return pipeline system do not converge, static pressure cutoff isolating converter of the present invention is installed, and the hydrostatic pressure in the Jiang Zhong district water return pipeline is cut off, and district's pressure of return water balances each other with low district pressure of return water in making.The heating agent course of work of high sound zone system is identical with middle district, and high district's heating pressurized circulation pump is installed on the heating house steward in low district, forms the closed circulation heating system of independence in low relatively district.Heating agent is behind system pipeline and radiator heat-dissipation, before the terminal and low district of total return pipe in high district water return pipeline system return pipe is not held and is converged, static pressure cutoff isolating converter of the present invention is installed, hydrostatic pressure in the Jiang Gao district water return pipeline is cut off, and the pressure of return water in high district and the pressure of return water that hangs down the district are balanced each other.Reduce the compressive strength of system pipeline and valve member, strengthened security reliability and application life.The present invention is adapted at using in single tube and the two-tube heating system, also is adapted at utilization in system's heating such as upfeed distribution and downfeed distribution.
The present invention also is applicable in the various system pipelines of eliminating hydrostatic pressure and uses.
Claims (4)
1. static pressure cutoff isolating converter, comprise housing (3), pressure meter (9) and automatic air valve (10), it is characterized in that: the interior horizontal fixed of housing (3) has backflow orifice plate (7) that the static pressure that housing (3) inner chamber is separated into top is cut off the atmospheric pressure reflux district B that distinguishes A and bottom; Be connected with water inlet pipe (2) on housing (3) lower sides, the central authorities of housing (3) are fixed with return duct (5), and the inner port of water inlet pipe (2) is cut off district A with static pressure and is communicated with, the central authorities that backflow orifice plate (7) and atmospheric pressure reflux district B are communicated with and are fixed on backflow orifice plate (7) are passed in the upper end of return duct (5), and the lower end of return duct (5) is passed the lower surface of housing (3) and is fixed on the central authorities of housing (3) lower surface; Pressure meter (9) and automatic air valve (10) are housed on the upper surface of housing (3), and pressure meter (9) and automatic air valve (10) are communicated with atmospheric pressure reflux district B.
2. static pressure cutoff isolating converter according to claim 1 is characterized in that: described housing (3) is made of housing pipe (11), back cover plate (4) and hush panel (8); Backflow orifice plate (7) is horizontally fixed on the top in the housing pipe (11), and back cover plate (4) seal welding is in the bottom of housing pipe (11), and hush panel (8) seal welding is at the top of housing pipe (11); Water inlet pipe (2) seal welding is on housing pipe (11) lower sides, and the upper end seal welding of return duct (5) is in the central authorities of backflow orifice plate (7), and the lower end seal welding is in the central authorities of back cover plate (4); Be shaped on two internal thread holes (12) on the hush panel (8), pressure meter (9) and automatic air valve (10) difference spinning are on two internal thread holes (12).
3. static pressure cutoff isolating converter according to claim 1 and 2 is characterized in that: be covered with return port (13) on the described backflow orifice plate (7).
4. static pressure cutoff isolating converter according to claim 1 and 2 is characterized in that: the external port of described water inlet pipe (2) is welded with water-in flange dish (1), and the lower port of return duct (5) is welded with water-output flange dish (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101105356A CN101793044B (en) | 2010-02-09 | 2010-02-09 | Static pressure cutoff isolating converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101105356A CN101793044B (en) | 2010-02-09 | 2010-02-09 | Static pressure cutoff isolating converter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101793044A true CN101793044A (en) | 2010-08-04 |
| CN101793044B CN101793044B (en) | 2011-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101105356A Expired - Fee Related CN101793044B (en) | 2010-02-09 | 2010-02-09 | Static pressure cutoff isolating converter |
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| Country | Link |
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| CN (1) | CN101793044B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107543240A (en) * | 2016-06-24 | 2018-01-05 | 山东飞洋节能技术有限公司 | A kind of heating system subregion conversion equipment |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH649826A5 (en) * | 1980-10-03 | 1985-06-14 | Fischer Ag Georg | METHOD OF DELIVERING A MEDIUM FROM A RESERVOIR TO A CONSUMER. |
| CN2509485Y (en) * | 2001-09-10 | 2002-09-04 | 赵华 | High building hot water heating system returning water static pressure delivering cut off |
| RU2239752C1 (en) * | 2003-12-22 | 2004-11-10 | Закрытое акционерное общество "ОПТИМА" | Excessive pressure recuperation system for water and heat supply mains |
| CN2849349Y (en) * | 2005-09-07 | 2006-12-20 | 沈阳市金鑫冷暖设备制造安装有限公司 | Fast cut off valve |
| CN201327118Y (en) * | 2008-10-29 | 2009-10-14 | 张明亮 | Static interceptor |
-
2010
- 2010-02-09 CN CN2010101105356A patent/CN101793044B/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107543240A (en) * | 2016-06-24 | 2018-01-05 | 山东飞洋节能技术有限公司 | A kind of heating system subregion conversion equipment |
| CN107543240B (en) * | 2016-06-24 | 2020-01-21 | 山东飞洋节能技术有限公司 | Heating system subregion conversion equipment |
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| Publication number | Publication date |
|---|---|
| CN101793044B (en) | 2011-12-07 |
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Granted publication date: 20111207 Termination date: 20170209 |
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| CF01 | Termination of patent right due to non-payment of annual fee |