CN206854276U - A kind of building heat supply pipeline flush system - Google Patents
A kind of building heat supply pipeline flush system Download PDFInfo
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- CN206854276U CN206854276U CN201720700675.6U CN201720700675U CN206854276U CN 206854276 U CN206854276 U CN 206854276U CN 201720700675 U CN201720700675 U CN 201720700675U CN 206854276 U CN206854276 U CN 206854276U
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Abstract
A kind of building heat supply pipeline flush system, including circulating pump, dirt separator, small pump, molten liquid medicine case and frequency conversion tank, the water inlet of circulating pump is connected by metal hose with building backwater valve, the delivery port of circulating pump is connected by metal hose with building water supply valve, dirt separator is installed between the water inlet and building backwater valve of circulating pump, molten liquid medicine case is connected by pipeline with small pump water inlet, small pump water outlet pipeline is connected between dirt separator and circulating pump water inlet, the circulating pump and small pump and frequency conversion tank Electricity Federation, for removing the corrosion in pipeline, the impurity such as silt, ensure circling water flow rate, reduce scattering and disappearing for building heat supply.
Description
Technical field
Pipeline cleaning field is the utility model is related to, more particularly to a kind of building heat supply pipeline flush system.
Background technology
The basic functional principle of heating system：Low temperature heating agent is heated in thermal source, after absorbing heat, is changed into high temperature heating agent
（High-temperature water or steam）, interior is sent to through conveyance conduit, heat is released by heat dissipation equipment, makes the temperature rise of interior；Radiating
Temperature reduces afterwards, becomes low temperature heating agent（Water at low temperature）, then by recovery channel return thermal source, recycled.So constantly
Circulation, so as to which heat constantly is sent into interior from thermal source, with the indoor thermal losses of supplement, make the certain temperature of indoor holding.
In central heating system, the heat supply pipeline of building is in heating system end, and not only return piping uses more
DN15, DN20 small-caliber pipeline, elbow is more, and radiator species is more, and the problem of due to water quality, in long-term operation, pipe
Road easily deposits the impurity such as corrosion, silt, causes circling water flow rate insufficient, and then influence building heat supply quality.
Utility model content
The purpose of this utility model is to provide a kind of building heat supply pipeline flush system, for removing the rust in pipeline
The impurity such as erosion, silt, ensure circling water flow rate, reduce scattering and disappearing for building heat supply.
Above-mentioned purpose of the present utility model technical scheme is that：A kind of building heat supply pipeline flush
System, including circulating pump, dirt separator, small pump, molten liquid medicine case and frequency conversion tank, the water inlet of circulating pump pass through metal hose and building
Space backwater valve is connected, and the delivery port of circulating pump is connected by metal hose with building water supply valve, in the water inlet of circulating pump
Dirt separator is installed between building backwater valve, molten liquid medicine case is connected by pipeline with small pump water inlet, small pump delivery port
Pipeline is connected between dirt separator and circulating pump water inlet, the circulating pump and small pump and frequency conversion tank Electricity Federation.
By using above-mentioned technical proposal, molten liquid medicine case supplement water is entered in molten liquid medicine case, then start small pump and
Cleaning fluid in molten liquid medicine case is injected into building water supply valve by circulating pump, circulating pump, and liquid medicine is carried out to the pipeline in building
Cleaning, cleaning fluid and impurity after cleaning are discharged from the backwater valve of building, into dirt separator；Pass through the water inlet of circulating pump
Mouth enters, and the delivery port discharge through circulating pump, last cleaning fluid again continues to enter in building water supply valve
Preferably, the first magnetic valve controlled by frequency conversion tank is installed on the pipeline outside small pump delivery port.
By using above-mentioned technical proposal, automatically controlled first magnetic valve of frequency conversion tank is to reduce the use of manpower so that operation is more
Add simple and quick.
Preferably, the molten external filling pipe of liquid medicine case, filling pipe are connected with water source with pressure, and the first valve is provided with filling pipe
Door.
By using above-mentioned technical proposal, when molten liquid medicine case needs to inject water, the first valve is opened, when need
When stopping to molten liquid medicine case injection water, the first valve is closed.
Preferably, the second valve with pressure gauge is installed between circulating pump and building backwater valve.
By using above-mentioned technical proposal, the pressure gauge on the second valve is used to detect the hydraulic pressure and water speed in pipeline.With
Remind staff to inject new cleaning fluid into building pipeline in time, to ensure the quantity of cleaning fluid, ensure cleaning efficiency.
Preferably, dirt separator includes sewage draining exit, and sewage draining exit is once connected with Y-shaped three-way pipe, two branch pipes pair of Y-shaped three-way pipe
Second solenoid valve and the 3rd magnetic valve should be connected with, second solenoid valve is connected with the second water tank, and the 3rd magnetic valve is connected with three-tank.
By using above-mentioned technical proposal, second solenoid valve is opened, the 3rd closed electromagnetic valve, the impurity of the discharge of sewage draining exit
Entered with waste liquid in the second water tank, when waste liquid product is full in the second water tank, closes second solenoid valve, open the 3rd electromagnetism
Valve, impurity and waste liquid are entered in three-tank.
Preferably, second solenoid valve and the 3rd magnetic valve are connected with frequency conversion tank circuit respectively.
By using above-mentioned technical proposal, the automatically controlled second solenoid valve of frequency conversion tank and the 3rd magnetic valve are to reduce making for manpower
With so that operation is simpler and quick.
In summary, compared with prior art, the beneficial effects of the utility model are：It is simple in construction, reasonable in design, behaviour
Make simplicity, the discharging of waste liquid after cleaning is convenient, and effectively heat supply pipeline can be cleaned, and improves building heat supply quality.
Brief description of the drawings
Fig. 1 is a kind of flow chart of building heat supply pipeline flush system；
Fig. 2 is a kind of local structural graph of building heat supply pipeline flush system.
Reference：1st, circulating pump；2nd, dirt separator；21st, sewage draining exit；3rd, small pump；4th, molten liquid medicine case；5th, frequency conversion tank（Figure
In be not drawn into）；6th, building backwater valve；7th, building water supply valve；8th, the first magnetic valve；9th, the first valve；10th, filling pipe；11、
Y-shaped three-way pipe；12nd, second solenoid valve；13rd, the 3rd magnetic valve；14th, the second water tank；15th, three-tank.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
As shown in figure 1, a kind of building heat supply pipeline flush system, including circulating pump 1, dirt separator 2, small pump 3, molten liquid medicine
Case 4 and frequency conversion tank 5（It is not drawn into figure）, the water inlet of circulating pump 1 is connected by metal hose with building backwater valve 6, water outlet
Mouth is connected by metal hose with building water supply valve 7, is installed and is removed between the water inlet and building backwater valve 6 of circulating pump 1
Dirty device 2, molten liquid medicine case 4 are connected by pipeline with the water inlet of small pump 3, and the water outlet pipeline of small pump 3 is connected to dirt separator 2 with following
Between the water inlet of ring pump 1, and magnetic valve is installed on the pipeline outside the delivery port of small pump 3, the magnetic valve, circulating pump 1 and benefit
Water pump 3 and the Electricity Federation of frequency conversion tank 5, are controlled by frequency conversion tank 5.
The molten external filling pipe 10 of liquid medicine case 4, filling pipe 10 are connected with water source with pressure, and the first valve is provided with filling pipe 10
Door 9.Carry out to supplement water in molten liquid medicine case 4 by opening and closing the first valve 9 or stop supplying water.Control liquid in molten liquid medicine case 4
The height in face.
The second valve with pressure gauge, the second valve are installed between the delivery port and building water supply valve 7 of circulating pump 1
Pressure gauge on door is used to detect the hydraulic pressure and water speed in pipeline.
When in use, the cleaning solution prepared is put into molten liquid medicine case 4, squeezed into cleaning solution by small pump 3
In system, squeezed into by circulating pump 12 in the heat supply pipeline of building 0 and carry out cleaning, control cleaning flow velocity in 0.2~0.5m/s,
According to heat supply pipeline fouling condition, scale removal after descaling rate reaches 79.4%, four days after scavenging period is generally~4 days, general 3 days
Rate reaches 00%.PH, Fe3+ concentration, citric acid concentration are every two hours determined in cleaning process once, should in whole cleaning process
Keep cleaning fluid pH value all the time between 3.5~4.0, pH value cannot be greater than 4.5.After cleaning terminates, to ensure developing result, to the greatest extent
Amount improves irrigation flow rate, untill when discharging water pH value and being 5~6.Tertiary sodium phosphate is added into molten liquid medicine case 4 and is passivated place
Reason, and it is 2% to control tertiary sodium phosphate concentration, maintenance is discharged by dirt separator 22 after 2 hours and cleans waste liquid, and cleaning waste liquid is transparent
Not-scaling liquid body, pipeline will not be blocked, be also not present under cold conditions and generate red ironic citrate precipitation, it is heavy to be generated in cleaning process
Form sediment.Last pipe cutting checks cleaning performance.The passivating solution is not required to discharge, and is directly used in thermal substation maintenance.
As illustrated in fig. 1 and 2, dirt separator 2 is used for the waste liquid for collecting cleaning fluid, the water inlet and building back-water valve (BWV) of dirt separator 2
Door 6 connects, and the delivery port of dirt separator 2 connects with the water inlet of circulating pump 1.Dirt separator 2 also includes sewage draining exit 21, and sewage draining exit 21 connects
There is Y-shaped three-way pipe 11, two branch pipes of three-way pipe are correspondingly connected with second solenoid valve 12, the 3rd magnetic valve 13, second solenoid valve 12
The second water tank 14 is connected with, the 3rd magnetic valve 13 is connected with three-tank 15.Second water tank 14 and three-tank 15 are all for collecting
The waste liquid for the cleaning fluid collected from dirt separator 2.
Frequency conversion tank 5 is carried out to the first magnetic valve 8, second solenoid valve 12, the 3rd magnetic valve 13, circulating pump 1 and small pump 33
Control, for adjusting circular flow and rate of water make-up.
Use process：The first valve 9 and the first magnetic valve 8 are opened, filling pipe 10 supplements water and entered in molten liquid medicine case 4,
Then start small pump 3 and the cleaning fluid in molten liquid medicine case 4 is injected into building water supply valve 7 by circulating pump 1, circulating pump 1, medicine
Water is cleaned to the pipeline in building, and the cleaning fluid and impurity after cleaning are discharged from the backwater valve of building, into decontamination
In device 2, in accumulation of impurities to sewage draining exit 21, then entered by the water inlet of circulating pump 1, the delivery port discharge through circulating pump 1,
Last cleaning fluid again continues to enter in building water supply valve 7.In the process, cleaning fluid is constantly by the with pressure gauge
Two valves, pressure gauge can monitor the pressure and tasselled that circulating pump 1 is injected into the cleaning fluid of building backwater valve 6 at any time, work as pressure
When power and speed reach predetermined vertical, the first magnetic valve 8 is controlled to close by frequency conversion tank 5, when pressure and speed are less than in advance
When fixed vertical, control the first magnetic valve 8 to open by frequency conversion tank 5, inject cleaning fluid.
Especially, the first magnetic valve 8 is controlled to open by frequency conversion tank 5, second solenoid valve 12 is closed, the discharge of sewage draining exit 21
Impurity and waste liquid enter in the second water tank 14, when waste liquid product is full in the second water tank 14, close second solenoid valve 12,
The 3rd magnetic valve 13 is opened, impurity and waste liquid are entered in three-tank 15.
This specific embodiment is only that it is not to limitation of the present utility model, ability to explanation of the present utility model
Field technique personnel can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but
As long as all protected in right of the present utility model by Patent Law.
Claims (6)
1. a kind of building heat supply pipeline flush system, including circulating pump (1), dirt separator (2), small pump (3), molten liquid medicine case (4)
With frequency conversion tank (5), it is characterised in that：The water inlet of circulating pump (1) is connected by metal hose with building backwater valve (6), is followed
The delivery port of ring pump (1) is connected by metal hose with building water supply valve (7), is returned in water inlet and the building of circulating pump (1)
Dirt separator (2) is installed, molten liquid medicine case (4) is connected by pipeline with small pump (3) water inlet, small pump (3) between penstock (6)
Water outlet pipeline is connected between dirt separator (2) and circulating pump (1) water inlet, the circulating pump (1) and small pump (3) and frequency conversion
Cabinet (5) Electricity Federation.
A kind of 2. building heat supply pipeline flush system according to claim 1, it is characterised in that：Small pump (3) delivery port
The first magnetic valve (8) controlled by frequency conversion tank (5) is installed on outer pipeline.
A kind of 3. building heat supply pipeline flush system according to claim 1, it is characterised in that：The molten liquid medicine case (4)
External filling pipe (10), filling pipe (10) are connected with water source with pressure, and the first valve (9) is provided with filling pipe (10).
A kind of 4. building heat supply pipeline flush system according to claim 1, it is characterised in that：The water outlet of circulating pump (1)
The second valve with pressure gauge is installed between mouth and building water supply valve (7).
A kind of 5. building heat supply pipeline flush system according to claim 1, it is characterised in that：Dirt separator (2) includes row
Dirty mouth (21), sewage draining exit (21) are once connected with Y-shaped three-way pipe (11), and two branch pipes of Y-shaped three-way pipe (11) are correspondingly connected with second
Magnetic valve (12) and the 3rd magnetic valve (13), second solenoid valve (12) are connected with the second water tank (14), and the 3rd magnetic valve (13) is connected with
Three-tank (15).
A kind of 6. building heat supply pipeline flush system according to claim 5, it is characterised in that：Second solenoid valve (12) and
3rd magnetic valve (13) is connected with frequency conversion tank (5) circuit respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720700675.6U CN206854276U (en) | 2017-06-15 | 2017-06-15 | A kind of building heat supply pipeline flush system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720700675.6U CN206854276U (en) | 2017-06-15 | 2017-06-15 | A kind of building heat supply pipeline flush system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206854276U true CN206854276U (en) | 2018-01-09 |
Family
ID=60826221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720700675.6U Active CN206854276U (en) | 2017-06-15 | 2017-06-15 | A kind of building heat supply pipeline flush system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206854276U (en) |
-
2017
- 2017-06-15 CN CN201720700675.6U patent/CN206854276U/en active Active
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