CN201302215Y - Direct connected heating system for high-low-rise buildings - Google Patents
Direct connected heating system for high-low-rise buildings Download PDFInfo
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- CN201302215Y CN201302215Y CNU2008201907266U CN200820190726U CN201302215Y CN 201302215 Y CN201302215 Y CN 201302215Y CN U2008201907266 U CNU2008201907266 U CN U2008201907266U CN 200820190726 U CN200820190726 U CN 200820190726U CN 201302215 Y CN201302215 Y CN 201302215Y
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Abstract
The utility model relates to heating equipment, in particular to a direct connected heating system for high-low-rise buildings. The direct connected heating system for high-low-rise buildings comprises a circulating heating system which consists of a water pump (3a), a check valve (4a), an electromagnetic valve (5a), a water-filling pipeline (6a), a direct connected reductor (7a), a high-zone radiator (8a) and a high-zone backflow pipeline (9a), and is characterized in that the a high-pressure water drive pipe (16) of the direct connected redactor (7a) is connected with the rear end of the check valve (4a). The direct connected heating system for high-low-rise buildings has the advantages of convenient installation, simple operation, easy maintenance, reliable electric control and strong adaptability, and realizes the three major functions of ''pressure reduction, exhausting and insulation''; in addition, the water flow in the pipe is closed, and the failure of the outside air to enter the hot water pipe greatly reduces the oxidation corrosion on the inner wall of the pipe; and the direct connected heating system for high-low-rise buildings is very suitable to be the heating system of high-rise buildings.
Description
Technical field
The utility model relates to a kind of heating equipment, specifically a kind of high and low layer building direct connection heating system.
Background technology
She Ji skyscraper and low-rise building hot water heating system implementation plan all were the hot water pipe nets that water heater (as boiler or heat exchanger) independently is set and has independent loop of one's own in the past; Even with a thermal source being high and low layer building heating, but locate to connect pressure-reducing valve the hot water inlet of low-rise building and reduce hydraulic pressure, the heat dissipation equipment of guaranteeing low-rise building can not damage because of hydraulic pressure is too high, required pressure-reducing valve quantity is more, certainly will increase investment cost, operating cost is also high, is extremely uneconomic solution.On the other hand, commercially available pressure-reducing valve is not the heating system special equipment, exists that turn-off performance is unreliable, complex structure, spring fatigue, rubber such as wear and tear, cost an arm and a leg at shortcoming, but also does not have degassing function.A kind of high and low layer building direct connection heating system that adopts cutout and rotary stop apparatus combination appears several years ago, though can realize step-down, exhaust and cutting function, but a kind of open system can not be used to be provided with the heating system of deaeration plant because of directly communicating with atmosphere.Recently occur again a kind of as the patent No. be ZL200610046314.0, the direct connection heating system that joins of the combination that replaces cutout and rotary stop apparatus of the equipment that is called block device and low district return pipe net, and be a kind of closed system.But there are three irrational technical disadvantages in this system: the one, and the water under high pressure driving tube of requirement block device must be connected on the check-valves front end, but check-valves generally is connected on pump outlet, and away from block device, thereby project installation is extremely inconvenient.The 2nd, this system schema is to turn-off the backwater path at once after water pump is stopped transport, but the hot water in the Gao Qu building interior conduit does not have discharge-channel, and water certainly will be arranged for a long time.The 3rd, this system schema only supplies water with No. one water pump, and this does not meet actual needs, because water supply requirement is continuous, just can't guarantee to stablize water outlet in case equipment is out of order.So, generally adopt No. two water pumps to supply water, its method of operation is the using and the reserved or regularly switching, and is standby each other, can automatically switch when being out of order.Two road pump outlets must be installed check-valves and gather output again, in case another pump becomes bypass channel during a pump work.
Water pump assembly and electrical control cubicles are combined into an integral body, generally are installed in building bottom or basement, therefore will be from join two pipes together separately outside the building block device on the water return pipeline in the air of check-valves front end, and the client dislikes this mounting means.And block device has only water under high pressure to drive mouthful, and two road exit of pump must be combined into a pass and go out pipe, and the water pump bypass of not worked of work water pump water outlet also is a trouble.On customer requirement is joined two pipes together block device from water supply pipeline nearby, and this moment, the water under high pressure in the water supply pipeline was in the check-valves rear end, hydraulic pressure can not disappear when water pump was stopped transport, and block device can't turn-off the backwater path, caused in the Gao Qu building hot water in the pipeline all to be given out light.Therefore inventing a kind of new high and low layer building direct connection heating system is highly profitable.
Summary of the invention
The purpose of this utility model is exactly at the existing technological deficiency of above-mentioned several high and low layer building direct connection heating system, a kind of high and low layer building direct connection heating system is provided, it has not only realized " decompression, exhaust, partition " three big functions, and the current in the pipeline are that sealing is flowed, outside air can not enter the hot water line, has reduced the oxide etch of inner-walls of duct widely.
The technical solution of the utility model is achieved in that it comprises the circulation heating system of being made up of water pump (3a), check-valves check-valves (4a), magnetic valve (5a), water supply pipeline (6a), direct-connected pressure reducer (7a), high district's radiator (8a) He Gao district's water return pipeline (9a), and it is characterized in that: the water under high pressure driving tube (16) of direct-connected pressure reducer (7a) is connected the rear end of check-valves (4a).
The utility model technical scheme preferably is to be connected with two water pumps (3a) on the described water inlet pipe (1a), and two water pumps (3a) outlet gathers output behind check-valves (4a), and (6a) is connected with water supply pipeline.
The better technical scheme of the utility model is: described direct-connected pressure reducer (7a) comprises tank body (17), water inlet pipe (3) is equipped with in the upper end of tank body (17), outlet pipe (18) is equipped with in the lower end, tank body (17) is interior, dust-collecting bucket (13) is equipped with in the lower end of water inlet pipe (3), the lower end of dust-collecting bucket (13) is connected with piston cylinder (15), big piston (14) is housed in the piston cylinder (15), the piston rod of big piston (14) passes the top that dust-collecting bucket (13) is fixed on dust-collecting bucket (13), and the bottom of dust-collecting bucket (13) has apopore (12) and is communicated with piston cylinder (15); The side of described piston cylinder (15) is connected with water under high pressure driving tube (16), and water under high pressure driving tube (16) is connected the rear end of check-valves (4a); Evenly have four overfalls on the sidewall of described dust-collecting bucket (13).
High district is delivered in the low pressure hot water pressurization that electrical control cubicles control force (forcing) pump will hang down in district's hot water pipe net, and its backwater converges with low district return pipe net mutually by direct-connected pressure reducer after the radiator heat release of height district.Because of hot water supply requires successively, thus No. two water pumps are set by regularly switching of switch board control, or automatically switch during fault.Two road exit of pump gather output behind check-valves.
When start-up system is moved, force (forcing) pump changes low pressure hot water into high-pressure water heating delivers to high district for the radiator heat release, this water under high pressure is sent to direct-connected pressure reducer simultaneously opens its inner draining valve, thereby constitutes the backwater path, and backwater is finished reduction hydraulic pressure by the pressure-reduction outlet of direct-connected pressure reducer inside; The gas that discharges because of the backwater decompression will enter atmosphere by air bleeding valve when tank inner chamber accumulates to greater than atmospheric pressure, Here it is decompression and exhaust.After force (forcing) pump is stopped transport, handle related switch on the switch board panel, the draining valve of direct-connected pressure reducer inside cuts out rapidly, thereby cut off the backwater path, keep the hot water in the pipeline in the Gao Qu building, the return water system of high and low layer building is separated, guarantee the partition of high and low district return water system static pressure, block function that Here it is.Also can put the draining valve that the hot water in the pipeline is closed direct-connected pressure reducer inside again in the building, Gan Gao district earlier.
The utlity model has easy for installation, simple to operate, easy, automatically controlled reliable, the adaptable advantage of maintenance, it has not only realized " decompression, exhaust, partition " three big functions, and the current in the pipeline are that sealing is flowed, outside air can not enter the hot water line, reduced the oxide etch of inner-walls of duct widely, the heating system that it is suitable as skyscraper very much uses.
Description of drawings
Fig. 1 is configuration of heating system equipment and connection layout
Fig. 2 is the structural representation of direct-connected pressure reducer
The specific embodiment
Below in conjunction with accompanying drawing the utility model is further described:
Referring to Fig. 1, the utility model comprises the circulation heating system of being made up of water pump 3a, check-valves check-valves 4a, magnetic valve 5a, water supply pipeline 6a, direct-connected pressure reducer 7a, high district radiator 8a He Gao district water return pipeline 9a, and it is characterized in that: the water under high pressure driving tube 16 of direct-connected pressure reducer 7a is connected the rear end of check-valves 4a.Be connected with two water pump 3a on the described water inlet pipe 1a, two water pump 3a outlets gather output behind check-valves 4a, and 6a is connected with water supply pipeline.
Referring to Fig. 2, described direct-connected pressure reducer 7a comprises tank body 17, water inlet pipe 3 is equipped with in the upper end of tank body 17, outlet pipe 18 is equipped with in the lower end, dust-collecting bucket 13 is equipped with in tank body 17 lower ends interior, water inlet pipe 3, and the lower end of dust-collecting bucket 13 is connected with piston cylinder 15, and big piston 14 is housed in the piston cylinder 15, the piston rod 6 of big piston 14 passes the top that dust-collecting bucket 13 is fixed on dust-collecting bucket 13, and the bottom of dust-collecting bucket 13 has apopore 12 and is communicated with piston cylinder 15; The side of described piston cylinder 15 is connected with water under high pressure driving tube 16, and water under high pressure driving tube 16 is connected the rear end of check-valves 4a; Evenly have four overfalls on the sidewall of described dust-collecting bucket 13.
Switch board 2a and water pump 3a unit are used for and will deliver to high district after the hot water pressurization for the radiator heat release.Handle that relevant switch can make direct-connected pressure reducer open or cut out the backwater path on the switch board panel, also can realize keeping or drain the hot water in the pipeline in the Gao Qu building.
The decompression principle adopts throttle mechanism exactly.Its flow velocity strengthens and the pressure reduction when the fluid with certain pressure passes through throttle orifice.After the backwater that expression has a certain pressure among Fig. 2 entered water inlet pipe 3, if valve flap 7 is opened, its backwater must enter dust-collecting bucket 13 from 8 ejections of step-down mouth, flowed out from 4 overfalls 11 to enter tank body 17 inner chambers again, and this moment, the moving hydraulic pressure of backwater was zero.Gravitate, backwater is discharged from outlet pipe 18.Scavenging action is such, because backwater originally is an air-water mixture, and contain gas in the water, gas is separated when pressure reduces, these gases are poly-more many more at tank inner chamber, pressure constantly increases, and will push one-way exhaust valve 4 open when pressure by blast pipe 5 during greater than external atmosphere pressure and enter in the atmosphere.The Push And Release of backwater path utilizes differential water pressures to realize, big piston 14 and valve flap 7 usefulness piston rods 6 are rigidly connected, water under high pressure enters the inner chamber of piston cylinder 15 from water under high pressure driving tube 16, promote to move on the big piston 14, the ponding on piston top is extruded from apopore 12, valve flap 7 moves on also, thereby the backwater path is opened.If lose water under high pressure, big piston just loses thrust, and the pressure of return water of coming in above will promote flap 7 and move down and close step-down mouth 8, cuts off the backwater path, and Here it is turn-off function thoroughly cuts off the backwater static pressure of high and low district heating system.
Sometimes need to regulate circling water flow rate, the spy is provided with adjustable mechanism, and they are adjusting rods 1, and pinion 2 has only the gear wheel 9 of local straight-tooth, and the adjusting cover 10 affixed with gear wheel has 4 overfalls 11 identical with dust-collecting bucket 13 around the cover wall.When rotary regulating lever, the opening degree that changes overfall by the gear interlock changes flow.
Claims (5)
1, a kind of high and low layer building direct connection heating system, it comprises the circulation heating system of being made up of water pump (3a), check-valves check-valves (4a), magnetic valve (5a), water supply pipeline (6a), direct-connected pressure reducer (7a), high district's radiator (8a) He Gao district's water return pipeline (9a), and it is characterized in that: the water under high pressure driving tube (16) of direct-connected pressure reducer (7a) is connected the rear end of check-valves (4a).
2, high and low layer building direct connection heating system according to claim 1, it is characterized in that: be connected with two water pumps (3a) on the described water inlet pipe (1a), two water pumps (3a) outlet gathers output behind check-valves (4a), and (6a) is connected with water supply pipeline.
3, height according to claim 1, the low-rise building direct connection heating system, it is characterized in that: described direct-connected pressure reducer (7a) comprises tank body (17), water inlet pipe (3) is equipped with in the upper end of tank body (17), outlet pipe (18) is equipped with in the lower end, in the tank body (17), dust-collecting bucket (13) is equipped with in the lower end of water inlet pipe (3), the lower end of dust-collecting bucket (13) is connected with piston cylinder (15), big piston (14) is housed in the piston cylinder (15), the piston rod of big piston (14) passes the top that dust-collecting bucket (13) is fixed on dust-collecting bucket (13), and the bottom of dust-collecting bucket (13) has apopore (12) and is communicated with piston cylinder (15).
4, high and low layer building direct connection heating system according to claim 3, it is characterized in that: the side of described piston cylinder (15) is connected with water under high pressure driving tube (16), and water under high pressure driving tube (16) is connected the rear end of check-valves (4a).
5, high and low layer building direct connection heating system according to claim 3 is characterized in that: evenly have four overfalls on the sidewall of described dust-collecting bucket (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201907266U CN201302215Y (en) | 2008-09-11 | 2008-09-11 | Direct connected heating system for high-low-rise buildings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201907266U CN201302215Y (en) | 2008-09-11 | 2008-09-11 | Direct connected heating system for high-low-rise buildings |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201302215Y true CN201302215Y (en) | 2009-09-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201907266U Expired - Fee Related CN201302215Y (en) | 2008-09-11 | 2008-09-11 | Direct connected heating system for high-low-rise buildings |
Country Status (1)
| Country | Link |
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| CN (1) | CN201302215Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103499120A (en) * | 2013-10-23 | 2014-01-08 | 山东淄博齐瑞泵业有限公司 | Non-negative pressure hot water direct supply unit |
| CN106196226A (en) * | 2016-08-15 | 2016-12-07 | 沈阳直连供暖节能技术有限公司 | Tall building direct connection heating energy conserving system |
-
2008
- 2008-09-11 CN CNU2008201907266U patent/CN201302215Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103499120A (en) * | 2013-10-23 | 2014-01-08 | 山东淄博齐瑞泵业有限公司 | Non-negative pressure hot water direct supply unit |
| CN103499120B (en) * | 2013-10-23 | 2016-08-17 | 山东淄博齐瑞泵业有限公司 | Non-negative pressure hot water direct supply unit |
| CN106196226A (en) * | 2016-08-15 | 2016-12-07 | 沈阳直连供暖节能技术有限公司 | Tall building direct connection heating energy conserving system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090902 Termination date: 20110911 |