CN109469945A - A kind of normal pressure mixed flow pipeline heating system - Google Patents
A kind of normal pressure mixed flow pipeline heating system Download PDFInfo
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- CN109469945A CN109469945A CN201811208874.0A CN201811208874A CN109469945A CN 109469945 A CN109469945 A CN 109469945A CN 201811208874 A CN201811208874 A CN 201811208874A CN 109469945 A CN109469945 A CN 109469945A
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 144
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 184
- 239000008236 heating water Substances 0.000 claims abstract description 60
- 238000007599 discharging Methods 0.000 claims abstract description 15
- 239000010865 sewage Substances 0.000 claims description 18
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 13
- 238000010079 rubber tapping Methods 0.000 claims description 10
- 230000003020 moisturizing effect Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 7
- 239000008400 supply water Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000009172 bursting Effects 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 239000008234 soft water Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D3/00—Hot-water central heating systems
- F24D3/10—Feed-line arrangements, e.g. providing for heat-accumulator tanks, expansion tanks ; Hydraulic components of a central heating system
- F24D3/1058—Feed-line arrangements, e.g. providing for heat-accumulator tanks, expansion tanks ; Hydraulic components of a central heating system disposition of pipes and pipe connections
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Steam Or Hot-Water Central Heating Systems (AREA)
Abstract
A kind of normal pressure mixed flow pipeline heating system, including heating circuit, mixed flow circuit, heat-exchanger rig, heating loop and heating water pipe, the heating circuit is connect with the arrival end in mixed flow circuit, the outlet end in the mixed flow circuit and the arrival end of heat-exchanger rig connect, the outlet end of the heat-exchanger rig is connect with heating loop, and heating water pipe is also connected in the heating loop；The mixed flow circulation pipe in the mixed flow circuit is connect by the first connecting tube with mixed flow outlet pipe, the connection of the boiler discharging tube of the mixed flow outlet pipe and heating circuit, the mixed flow circulation pipe is connect by the second connecting tube with mixed flow return pipe, the boiler blow-down water pipe connection of the mixed flow return pipe and heating circuit.It connect the first connecting tube and the second connecting tube with heating circuit, it can be realized the shunting of recirculated water, recirculated water can be adjusted according to the capacity of heating circuit, and stable flow control is formed to heating circuit, avoid the flow of heating circuit from overloading and damage to hot-water boiler.
Description
Technical field
The invention belongs to module boiler heating technical fields, and in particular to a kind of normal pressure mixed flow pipeline heating system.
Background technique
All flows are carried out thermal cycle by heating device by traditional heating system, when the quantity of heating device is reduced
When, it may appear that the case where overload, the heating efficiency of heating system is influenced, or even because of overload, make entire heat supply system
System damage.
Summary of the invention
It is an object of the invention to solve above-mentioned problem existing in the prior art, a kind of normal pressure mixed flow pipeline heat supply is provided
System, interval the first connecting tube of setting and the second connecting tube on mixed flow circuit, and respectively connect the first connecting tube and second
Pipe is connect with heating circuit, can be realized the shunting of recirculated water, it is ensured that can be according to heating back by the recirculated water of heating circuit
The capacity on road is adjusted, and stable flow control is formed to heating circuit, and the flow of heating circuit is avoided to overload to water bath
Furnace damages.
The present invention is achieved by the following technical solutions:
A kind of normal pressure mixed flow pipeline heating system, including heating circuit, mixed flow circuit, heat-exchanger rig, heating loop and confession
Warm water pipe, the heating circuit are connect with the arrival end in mixed flow circuit, the outlet end in the mixed flow circuit and heat-exchanger rig
Arrival end connection, the outlet end of the heat-exchanger rig connect with heating loop, and the benefit that heats is also connected in the heating loop
Water lines；The mixed flow circuit includes mixed flow circulation pipe, mixed flow return pipe and mixed flow outlet pipe, one end of the mixed flow circulation pipe
It being connect with the first water inlet of heat-exchanger rig, the other end of the mixed flow circulation pipe and the first water outlet of heat-exchanger rig connect,
The mixed flow circulation pipe is connect by the first connecting tube with mixed flow outlet pipe, and the boiler of the mixed flow outlet pipe and heating circuit goes out
Water pipe connection, the mixed flow circulation pipe are connect by the second connecting tube with mixed flow return pipe, the mixed flow return pipe with heat back
The boiler blow-down water pipe on road connects, and first connecting tube and the second connecting tube interval set distance are arranged.Between on mixed flow circuit
Every the first connecting tube of setting and the second connecting tube, and it connect the first connecting tube and the second connecting tube with heating circuit, energy
Enough realize the shunting of recirculated water, it is ensured that it can be adjusted according to the capacity of heating circuit by the recirculated water of heating circuit, it is right
Heating circuit forms stable flow control, avoids the flow of heating circuit from overloading and damages to hot-water boiler.
Atmosphere tapping equipment is additionally provided between the heating circuit and mixed flow circuit, the atmosphere tapping equipment includes primary
Water constant pressure tank, the first atmosphere delivery pipe and constant pressure tank connecting tube, one end of the first atmosphere delivery pipe and heating circuit
The connection of the second atmosphere delivery pipe, the other end of the first atmosphere delivery pipe connect with a water constant pressure tank, it is described once
Water constant pressure tank is connect with mixed flow circulation pipe by constant pressure tank connecting tube.Atmosphere is set between mixed flow circuit in heating circuit
Tapping equipment makes heating circuit and mixed flow circuit be in normal pressure state, forms a kind of atmospheric circulating, and in heating circuit or
When person's mixed flow circuit is overloaded, the recirculated water of overload is stored to a water constant pressure tank, to heating circuit and mixed flow circuit shape
At being effectively protected.
Water constant pressure tank uses open-type cistern.One time water constant pressure tank uses open-type cistern, makes primary
Water in water constant pressure tank is contacted with ambient atmosphere, it is ensured that pressure in heating circuit, mixed flow circuit and atmosphere tapping equipment with
Ambient pressure is identical, forms a kind of normal pressure pressures cycle, avoids cycle of higher pressure and the danger that pipelines from bursting even explodes easily occurs.
The heat-exchanger rig uses pipe heat exchanger or plate heat exchanger.Using pipe heat exchanger or plate-type heat-exchange
Device, the heat of heat and heat supplying loop in recirculated water can be realized it is efficient exchange, improve heat exchanger effectiveness.
The mixed flow circulation pipe is equipped with mixed flow water pump.Mixed flow water pump is set on mixed flow circulation pipe, can be improved mixed flow
The circulation rate in circuit improves rate of heat exchange, so that the heat supply for improving heating system is horizontal.
The heating circuit includes an at least hot-water boiler, and the hot-water boiler is equipped with boiler discharging tube, boiler returns
Water pipe, the second atmosphere delivery pipe and sewage pipe, the boiler discharging tube are connect with the mixed flow outlet pipe in mixed flow circuit, the boiler
Return pipe is connect with the mixed flow return pipe in mixed flow circuit, and the first atmosphere of the second atmosphere delivery pipe and atmosphere tapping equipment is arranged
Pipe connection is put, the sewage pipe is connect with pollution discharge pond.Heating circuit heats recirculated water, and the dirt that hot-water boiler is generated
Water is delivered to sewage disposal device by sewage pipe and is handled, and ensure that the normal operation of heating system, at the same to sewage into
Row is collected, and pollution environment is avoided.
The boiler discharging tube is equipped with boiler water pump.Boiler water pump, energy are set on the boiler discharging tube of hot-water boiler
The speed for enough improving recirculated water in heating circuit, improves the efficiency of cycle of recirculated water.
The heating loop includes heating outlet pipe and heating water return pipe, one end of the heating outlet pipe and heat-exchanger rig
The connection of the second water outlet, the other end of the heating outlet pipe and load connect, one end of the heating water return pipe and load
Connection, the other end of the heating water return pipe and the second water inlet of heat-exchanger rig connect.Heating loop exchanges exchanger heat
Heating water afterwards is supplied to user, guarantees that user's water abundance, temperature are stablized.
The heating water return pipe is equipped with multiple heating water pumps, is arranged in parallel between the heating water pump.In heating water return
Multiple heating water pumps are arranged in parallel on pipe, it can be ensured that do not influence heating water in the case where a wherein heating water pump damage
Supply, to guarantee the normal use of user terminal heating water.
The heating water pipe includes softening water treatment facilities, softened water water storage tank and small pump, at the softened water
The water inlet of reason equipment is connect with water source, and the water outlet of the softening water treatment facilities and the water inlet of softened water water storage tank connect
It connects, the water outlet of the softened water water storage tank is connect with one end of heating water supply pipe, the other end of the heating water supply pipe and confession
Warm return pipe connection, the heating water supply pipe are equipped with small pump.Setting softening water treatment facilities, energy on heating water pipe
It is enough that heating water is softened, user experience is improved, softened water water storage tank is set, it can be ensured that heating water pipe moisturizing
Small pump is arranged in timeliness, can be realized the timely moisturizing of automation, it is ensured that the normal operation of heating system.
Compared with prior art, the beneficial effects of the present invention are:
1, a kind of normal pressure mixed flow pipeline heating system of the invention, interval the first connecting tube of setting and the on mixed flow circuit
Two connecting tubes, and it connect the first connecting tube and the second connecting tube with heating circuit, it can be realized the shunting of recirculated water, really
Guarantor can be adjusted by the recirculated water of heating circuit according to the capacity of heating circuit, and stable flow is formed to heating circuit
Control avoids the flow of heating circuit from overloading and damages to hot-water boiler；
2, atmosphere row is arranged in heating circuit in a kind of normal pressure mixed flow pipeline heating system of the invention between mixed flow circuit
Put device, heating circuit and mixed flow circuit made to be in normal pressure state, form a kind of atmospheric circulating, and in heating circuit or
When mixed flow circuit is overloaded, the recirculated water of overload is stored to a water constant pressure tank, heating circuit and mixed flow circuit are formed
It is effectively protected；
3, a kind of normal pressure mixed flow pipeline heating system of the invention, one time water constant pressure tank uses open-type cistern, makes one
Water in secondary water constant pressure tank is contacted with ambient atmosphere, it is ensured that the boiler moment is in normal pressure state, avoids boiler explosion even
The danger of explosion；
4, a kind of normal pressure mixed flow pipeline heating system of the invention can using pipe heat exchanger or plate heat exchanger
By the heat of heat and heat supplying loop in recirculated water realize it is efficient exchange, improve heat exchanger effectiveness；
5, mixed flow water pump, Neng Gouti is arranged in a kind of normal pressure mixed flow pipeline heating system of the invention on mixed flow circulation pipe
The circulation rate in high mixed flow circuit improves rate of heat exchange, so that the heat supply for improving heating system is horizontal；
6, a kind of normal pressure mixed flow pipeline heating system of the invention, heating circuit heat recirculated water, and by hot water
The sewage that boiler generates is delivered to sewage disposal device by sewage pipe and is handled, and ensure that the normal operation of heating system,
Sewage is collected simultaneously, avoids pollution environment；
7, a kind of normal pressure mixed flow pipeline heating system of the invention, setting softening water process is set on heating water pipe
It is standby, heating water can be softened, keep heat-exchanger rig less scaling, softened water water storage tank is set, it can be ensured that heating is mended
Small pump is arranged in the timeliness of water lines moisturizing, can be realized the timely moisturizing of automation, it is ensured that the normal operation of heating system.
Detailed description of the invention
In order to illustrate more clearly of technical solution of the present invention, attached drawing needed in description will be made below simple
Ground introduction, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ordinary skill
For personnel, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is mixed flow loop structure schematic diagram of the invention；
Fig. 3 is heating circuit structural schematic diagram of the invention；
Fig. 4 is heat supply waterway structure schematic diagram of the invention；
Fig. 5 is moisturizing loop structure schematic diagram of the invention；
Fig. 6 is mixed flow circuit and heating circuit attachment structure schematic diagram of the invention；
Fig. 7 is mixed flow pipeline flow distribution structure schematic diagram of the invention；
Wherein, 1, mixed flow circulation pipe, 2, mixed flow return pipe, 3, mixed flow outlet pipe, the 4, first atmosphere delivery pipe, 5, water
Constant pressure tank, 6, constant pressure tank connecting tube, 7, mixed flow water pump, the 8, first connecting tube, the 9, second connecting tube, 11, hot-water boiler,
12, sewage pipe, the 13, second atmosphere delivery pipe, 14, boiler discharging tube, 15, boiler blow-down water pipe, 16, boiler water pump, 21, heat out
Water pipe, 22, heating water return pipe, 23, heating water pump, 24, heating water supply pipe, 26, small pump, 27, softened water water storage tank, 28, soft
Water chemical treatment equipment.
Specific embodiment
Present invention is further described in detail with reference to the accompanying drawing:
As shown in Figure 1, a kind of normal pressure mixed flow pipeline heating system, including heating circuit, mixed flow circuit, heat-exchanger rig, confession
Warm circuit and heating 24 tunnel of water supply pipe, the heating circuit are connect with the arrival end in mixed flow circuit, the outlet in the mixed flow circuit
End is connect with the arrival end of heat-exchanger rig, and the outlet end of the heat-exchanger rig is connect with heating loop, in the heating loop also
It is connected with heating 24 tunnel of water supply pipe；The heating system that formation heating, mixed flow, heat exchange and heat supply are integrated, and in heating loop
It is set as 24 tunnel of heating water supply pipe of its moisturizing, it is ensured that the normal operation of heating system.As shown in Fig. 2, the mixed flow circuit packet
Include mixed flow circulation pipe 1, mixed flow return pipe 2 and mixed flow outlet pipe 3, the first of one end of the mixed flow circulation pipe 1 and heat-exchanger rig
Water inlet connection, the other end of the mixed flow circulation pipe 1 and the first water outlet of heat-exchanger rig connect, the mixed flow circulation pipe 1
It is connect by the first connecting tube 8 with mixed flow outlet pipe 3, the boiler discharging tube 14 of the mixed flow outlet pipe 3 and heating circuit connects
It connects, the mixed flow circulation pipe 1 is connect by the second connecting tube 9 with mixed flow return pipe 2, the mixed flow return pipe 2 and heating circuit
Boiler blow-down water pipe 15 connect, first connecting tube 8 and the second connecting tube 9 interval set distance arrange.On mixed flow circuit
Interval the first connecting tube 8 of setting and the second connecting tube 9, and connect the first connecting tube 8 and the second connecting tube 9 with heating circuit
It connects, can be realized the shunting of recirculated water, it is ensured that can be adjusted according to the capacity of heating circuit by the recirculated water of heating circuit
Section, forms stable flow control to heating circuit, avoids the flow of heating circuit from overloading and damages to hot-water boiler 11.
Specifically, as shown in fig. 6-7, when more hot-water boilers 11 are set, according to outdoor temperature, determine system for water temperature
Degree；The demand that system heat load is determined according to supply water temperature, when supply water temperature requires high, system heat load demand is big, required
11 quantity of hot-water boiler to be opened is more, and when supply water temperature requires low, system heat load demand is small, the hot water of required unlatching
11 quantity of boiler is few, and boiler control system determines the unlatching quantity of hot-water boiler 11 according to the demand of supply water temperature and thermic load；
When hot-water boiler 11 starts, boiler water pump 16 starts simultaneously with mixed flow water pump 7, and heat cycles start simultaneously with mixed flow circulation,
For defined below: allowing for every hot-water boiler 11 is 1/4 by flow, i.e. the flow of boiler water pump 16 is 1/4, mixed flow
Allowing for circulation pipe 1 is 1 by flow, i.e., the flow of mixed flow water pump 7 is 1, when supply water temperature requires height, thermal load demands big
When, need to open 3 hot-water boilers 11, at this point, the circulating water flow that mixed flow circulation pipe 1 flows back from heat exchanger is 1, when reaching the
When two connecting tubes 9, the recirculated water of 3/4 flow enters heating circuit through second circulation pipe, is respectively allocated to three hot-water boilers 11,
Wherein the recirculated water of 1/4 flow continues flow forward through mixed flow circulation pipe 1, when reaching the first connecting tube 8, with three water baths
The recirculated water being heated that furnace 11 flows back is mixed, and the recirculated water that flow is 1 is formed in mixed flow circulation pipe 1, after afterflow
It is dynamic to exchange heat with heat exchanger, form complete mixed flow circulation；When supply water temperature requirement is low, thermal load demands are small, need out
1 hot-water boiler 11 is opened, at this point, the circulating water flow that mixed flow circulation pipe 1 flows back from heat exchanger is 1, when the second connecting tube 9 of arrival
When, the recirculated water of 1/4 flow enters heating circuit through second circulation pipe, a hot-water boiler 11 of unlatching is flowed through, wherein 3/4 stream
The recirculated water of amount continues flow forward through mixed flow circulation pipe 1, when reaching the first connecting tube 8, and flows through unique platform hot water
The recirculated water being heated that boiler 11 flows back is mixed, and the recirculated water that flow is 1 is formed in mixed flow circulation pipe 1, is continued
Flowing exchanges heat with heat exchanger, forms complete mixed flow circulation；In above-mentioned mixed flow circuit, the recirculated water of hot-water boiler 11 is flowed through
Flow can according to hot-water boiler 11 open quantity be adjusted, it is ensured that the recirculated water for flowing through hot-water boiler 11 will not overload,
It ensure that the operational safety of hot-water boiler 11, while can be realized the heating of recirculated water again, in this way in mixed flow circuit, boiler water
The advantages of load of the flow and hot-water boiler 11 of pump 16 matches, is configured so that is not will cause 11 water flow of hot-water boiler
It is unbalanced, 11 flow of hot-water boiler that not will lead to hot-water boiler 11 flow bigger than normal having is less than normal, be convenient for multiple water baths
The overall operation of furnace 11 and adjusting.
As shown in figure 3, atmosphere tapping equipment is additionally provided between the heating circuit and mixed flow circuit, the atmosphere discharge dress
It sets including a water constant pressure tank 5, the first atmosphere delivery pipe 4 and constant pressure tank connecting tube 6, the first atmosphere delivery pipe 4
The connection of second atmosphere delivery pipe 13 of one end and heating circuit, the other end and a water level pressure of the first atmosphere delivery pipe 4
Water tank 5 connects, and a water constant pressure tank 5 is connect with mixed flow circulation pipe 1 by constant pressure tank connecting tube 6.In heating circuit
Atmosphere tapping equipment is set between mixed flow circuit, so that heating circuit and mixed flow circuit is in normal pressure state, and heating
When circuit or mixed flow circuit are overloaded, the recirculated water of overload is stored to a water constant pressure tank 5, to heating circuit and mixed flow
Circuit forms and is effectively protected.
As shown in Figs. 1-2, a water constant pressure tank 5 uses open-type cistern.Water constant pressure tank 5 is using unlimited
Formula water tank contacts the water in a water constant pressure tank 5 with ambient atmosphere, it is ensured that heating circuit, mixed flow circuit and skimmer circuit
Interior pressure is identical as ambient pressure, forms a kind of no pressure circulation, avoids cycle of higher pressure and pipelines from bursting or even quick-fried easily occurs
Fried danger.
The heat-exchanger rig uses pipe heat exchanger or plate heat exchanger.Using pipe heat exchanger or plate-type heat-exchange
Device, the heat of heat and heat supplying loop in recirculated water can be realized it is efficient exchange, improve heat exchanger effectiveness.
The mixed flow circulation pipe 1 is equipped with mixed flow water pump 7.Mixed flow water pump 7 is set on mixed flow circulation pipe 1, can be improved
The circulation rate in mixed flow circuit improves rate of heat exchange, so that the heat supply for improving heating system is horizontal.
The heating circuit include an at least hot-water boiler 11, the hot-water boiler 11 be equipped with boiler discharging tube 14,
Boiler blow-down water pipe 15, the second atmosphere delivery pipe 13 and sewage pipe 12, the boiler discharging tube 14 and the mixed flow in mixed flow circuit are discharged
Pipe 3 connects, and the boiler blow-down water pipe 15 connect with the mixed flow return pipe 2 in mixed flow circuit, the second atmosphere delivery pipe 13 and excessive
The atmosphere delivery pipe connection on road is flowed back to, the sewage pipe 12 is connect with city planting ductwork sewage pipe 12.Heating circuit is to recirculated water
It is heated, and the sewage that hot-water boiler 11 generates is delivered to sewage pipe 12 by sewage pipe 12 and is handled, ensure that
The normal operation of heating system, while sewage is effectively treated, avoid pollution environment.
The boiler discharging tube 14 is equipped with boiler water pump 16.Boiler is set on the boiler discharging tube 14 of hot-water boiler 11
Water pump 16 can be improved the speed of recirculated water in heating circuit, improve the efficiency of cycle of recirculated water.
As shown in figure 4, the heating loop includes heating outlet pipe 21 and heating water return pipe 22, the heating outlet pipe 21
One end and heat-exchanger rig the second water outlet connect, it is described heating outlet pipe 21 the other end and load connect, the heating
One end of return pipe 22 and load connect, and the other end of the heating water return pipe 22 and the second water inlet of heat-exchanger rig connect.
Heat outlet pipe 21, load and one heating loop of formation of heating water return pipe 22, loads the heating system for referring to user terminal.It is described
Heating water return pipe 22 is equipped with multiple heating water pumps 23, is arranged in parallel between the heating water pump 23.On heating water return pipe 22
It is arranged in parallel multiple heating water pumps 23, it can be ensured that do not influence heating water in the case where wherein a heating water pump 23 damages
Supply, to guarantee the normal use of user terminal heating water.
As shown in figure 5,24 tunnel of heating water supply pipe includes softening water treatment facilities 28, softened water water storage tank 27 and moisturizing
Pump 26, it is described softening water treatment facilities 28 water inlet connect with water source, it is described soften water treatment facilities 28 water outlet with it is soft
Change the water inlet connection of water water storage tank 27, the water outlet of the softened water water storage tank 27 is connect with one end of heating water supply pipe 24,
The other end of the heating water supply pipe 24 is connect with heating water return pipe 22, and the heating water supply pipe 24 is equipped with small pump 26.It is soft
Water chemical treatment equipment 28 uses existing equipment, is described herein not as innovative point, the model choosing of softening water treatment facilities 28
It selects and mounting means has been routine techniques, details are not described herein, the setting softening water treatment facilities 28 on heating 24 tunnel of water supply pipe,
Heating water can be softened, reduce the scale in heating water, heating water is avoided to form scale crust on pipeline inner wall, influenced
Softened water water storage tank 27 is arranged in the circulation of heating water, it can be ensured that the timeliness of heating 24 tunnel moisturizing of water supply pipe, moisturizing is arranged
Pump 26 can be realized the timely moisturizing of automation, it is ensured that the normal operation of heating system.
Above-mentioned technical proposal is one embodiment of the present invention, for those skilled in the art, at this
On the basis of disclosure of the invention application method and principle, it is easy to make various types of improvement or deformation, be not limited solely to this
Invent method described in above-mentioned specific embodiment, therefore previously described mode is only preferred, and and do not have limitation
The meaning of property.
Claims (10)
1. a kind of normal pressure mixed flow pipeline heating system, which is characterized in that including heating circuit, mixed flow circuit, heat-exchanger rig, heating
Circuit and heating water pipe, the heating circuit connect with the arrival end in mixed flow circuit, the outlet end in the mixed flow circuit and
The arrival end of heat-exchanger rig connects, and the outlet end of the heat-exchanger rig connect with heating loop, is also connected in the heating loop
There is heating water pipe；The mixed flow circuit includes mixed flow circulation pipe, mixed flow return pipe and mixed flow outlet pipe, the mixed flow circulation
One end of pipe and the first water inlet of heat-exchanger rig connect, the first water outlet of the other end and heat-exchanger rig of the mixed flow circulation pipe
Mouth connection, the mixed flow circulation pipe are connect by the first connecting tube with mixed flow outlet pipe, the mixed flow outlet pipe and heating circuit
Boiler discharging tube connection, the mixed flow circulation pipe connect by the second connecting tube with mixed flow return pipe, the mixed flow return pipe
It is connect with the boiler blow-down water pipe of heating circuit, first connecting tube and the second connecting tube interval set distance are arranged.
2. a kind of normal pressure mixed flow pipeline heating system according to claim 1, which is characterized in that the heating circuit and mixed
It flows back between road and is additionally provided with atmosphere tapping equipment, the atmosphere tapping equipment includes a water constant pressure tank, the discharge of the first atmosphere
Pipe and constant pressure tank connecting tube, one end of the first atmosphere delivery pipe and the second atmosphere delivery pipe of heating circuit connect, institute
The other end for stating the first atmosphere delivery pipe is connect with a water constant pressure tank, and a water constant pressure tank and mixed flow circulation pipe are logical
Cross the connection of constant pressure tank connecting tube.
3. a kind of normal pressure mixed flow pipeline heating system according to claim 2, which is characterized in that a water head water
Case uses open-type cistern.
4. a kind of normal pressure mixed flow pipeline heating system according to claim 1, which is characterized in that the heat-exchanger rig uses
Pipe heat exchanger or plate heat exchanger.
5. a kind of normal pressure mixed flow pipeline heating system according to claim 1, which is characterized in that on the mixed flow circulation pipe
Equipped with mixed flow water pump.
6. a kind of normal pressure mixed flow pipeline heating system according to claim 1, which is characterized in that the heating circuit includes
An at least hot-water boiler, the hot-water boiler are equipped with boiler discharging tube, boiler blow-down water pipe, the second atmosphere delivery pipe and blowdown
Pipe, the boiler discharging tube are connect with the mixed flow outlet pipe in mixed flow circuit, and the mixed flow in the boiler blow-down water pipe and mixed flow circuit is returned
Water pipe connection, the second atmosphere delivery pipe are connect with the first atmosphere delivery pipe of atmosphere tapping equipment, the sewage pipe and row
Dirty pond connection.
7. a kind of normal pressure mixed flow pipeline heating system according to claim 6, which is characterized in that on the boiler discharging tube
Equipped with boiler water pump.
8. a kind of normal pressure mixed flow pipeline heating system according to claim 1, which is characterized in that the heating loop includes
Heat outlet pipe and heating water return pipe, and one end of the heating outlet pipe and the second water outlet of heat-exchanger rig connect, the confession
The other end of warm outlet pipe and load connect, and one end of the heating water return pipe and load connect, the heating water return pipe it is another
The connection of second water inlet of one end and heat-exchanger rig.
9. a kind of normal pressure mixed flow pipeline heating system according to claim 8, which is characterized in that on the heating water return pipe
Equipped with multiple heating water pumps, it is arranged in parallel between the heating water pump.
10. a kind of normal pressure mixed flow pipeline heating system according to claim 1, which is characterized in that the heating water supply pipe
Road includes softening water treatment facilities, softened water water storage tank and small pump, and the water inlet and water source of the softening water treatment facilities connect
It connects, the water outlet of the softening water treatment facilities is connect with the water inlet of softened water water storage tank, and the softened water water storage tank goes out
The mouth of a river is connect with one end of heating water supply pipe, and the other end of the heating water supply pipe is connect with heating water return pipe, and the heating is mended
Water pipe is equipped with small pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811208874.0A CN109469945B (en) | 2018-10-17 | 2018-10-17 | Normal pressure mixed flow pipeline heating system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811208874.0A CN109469945B (en) | 2018-10-17 | 2018-10-17 | Normal pressure mixed flow pipeline heating system |
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| CN109469945A true CN109469945A (en) | 2019-03-15 |
| CN109469945B CN109469945B (en) | 2024-06-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2605525Y (en) * | 2003-03-11 | 2004-03-03 | 珠海乐家电器有限公司 | Water-mixing apparatus |
| CN206669840U (en) * | 2017-02-28 | 2017-11-24 | 北京恒之鸿业能源科技发展有限公司 | A kind of energy-saving heating system for extenuating boiler corrosion |
| CN209213962U (en) * | 2018-10-17 | 2019-08-06 | 山东前田热能技术股份有限公司 | A kind of normal pressure mixed flow pipeline heating system |
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2018
- 2018-10-17 CN CN201811208874.0A patent/CN109469945B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2605525Y (en) * | 2003-03-11 | 2004-03-03 | 珠海乐家电器有限公司 | Water-mixing apparatus |
| CN206669840U (en) * | 2017-02-28 | 2017-11-24 | 北京恒之鸿业能源科技发展有限公司 | A kind of energy-saving heating system for extenuating boiler corrosion |
| CN209213962U (en) * | 2018-10-17 | 2019-08-06 | 山东前田热能技术股份有限公司 | A kind of normal pressure mixed flow pipeline heating system |
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