CN209412905U - A kind of non-negative pressure method of water supply device with bidirectional traffics compensation function - Google Patents
A kind of non-negative pressure method of water supply device with bidirectional traffics compensation function Download PDFInfo
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- CN209412905U CN209412905U CN201822145412.0U CN201822145412U CN209412905U CN 209412905 U CN209412905 U CN 209412905U CN 201822145412 U CN201822145412 U CN 201822145412U CN 209412905 U CN209412905 U CN 209412905U
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Abstract
A kind of non-negative pressure method of water supply device with bidirectional traffics compensation function, including steady flow compensation tank, water inlet pipe and water outlet pipe is connected on steady flow compensation tank, outlet pipeline is equipped with water pump and first pressure sensor, second pressure sensor is set on steady flow compensation tank, it is connected to first flow compensation conduit between outfall sewer and stabilizing compensation tank, second flow compensation conduit is connected between first flow compensation conduit and steady flow compensation tank；Interlocking first solenoid valve and second solenoid valve are respectively set on first flow compensation conduit and second flow compensation conduit, frequency-conversion control cabinet connects and control water pump, pressure sensor and solenoid valve.In the water use peak phase, stabilizing compensation tank plays the role of water tank, can compensate a part of water and give steady flow compensation tank, and when with water low peak period, a part of user plays the role of air pressure tank with water compensation to stabilizing compensation tank, stabilizing compensation tank.This equipment realizes bidirectional traffics compensation function, the reliability for substantially increasing equipment operation and supplying water.
Description
Technical field
The utility model relates to building field more particularly to water supply, water discharge technology, especially a kind of that there are bidirectional traffics to mend
Repay the non-negative pressure method of water supply device of function.
Background technique
Non-negative pressure water-supply device is a kind of pressurization water supply unit, directly couples with municipal network water supply, is surplus in city planting ductwork
Series connection laminates water supply and ensures that (setting pressure necessarily is greater than municipal ductwork pressure not less than setting protection pressure on the basis of overbottom pressure power
Cell direct-furnish area pressure demand, generally the second pressure water supply equipment not less than 1.2Kg).Steady flow compensation tank is non-negative pressure method of water supply
One of important component of equipment.Device systems set a constant pressure value, if ductwork pressure is higher than setup pressure value,
Ductwork pressure is fed back to frequency-conversion control cabinet by pressure transmitter, tap water can directly be reached by direct-furnish pipeline user's pipe network to
It supplies water at family.In the prior art, non-negative pressure water-supply device is relatively poor in terms of the validity of water supply and stability, especially exists
The water use peak phase is not able to satisfy water supply requirement, influences user's water.
Utility model content
The utility model is in view of the above-mentioned problems, provide a kind of non-negative pressure method of water supply device with bidirectional traffics compensation function.
The purpose of this utility model can be realized by following technical proposals: a kind of with bidirectional traffics compensation function
Non-negative pressure method of water supply device, steady flow compensation tank, inlet pipeline, outlet pipeline, water pump, first pressure including more than one number pass
Sensor, second pressure sensor, first flow compensation conduit, second flow compensation conduit, stabilizing compensation tank, flow-compensated unit
And frequency-conversion control cabinet；The inlet pipeline is connected on steady flow compensation tank；The outlet pipeline includes outfall sewer and one
The exit branch of the above number of root, one end of the exit branch are respectively connected on steady flow compensation tank, exit branch it is another
One end is all connected on outfall sewer, and water pump is arranged on exit branch, first pressure sensor is arranged on the outfall sewer,
Second pressure sensor is set on the steady flow compensation tank；It is total that one end of the first flow compensation conduit is connected to water outlet
Guan Shang, the other end of first flow compensation conduit are connected on stabilizing compensation tank；One end of the second flow compensation conduit
It is connected on first flow compensation conduit, the other end of second flow compensation conduit is connected on steady flow compensation tank；The stream
Measuring compensating unit includes the first solenoid valve and second solenoid valve, and first solenoid valve and second solenoid valve are respectively arranged at the
On one flow compensation conduit and second flow compensation conduit；The frequency-conversion control cabinet and water pump, first pressure sensor, second
Pressure sensor, the first solenoid valve are connected with second solenoid valve, and frequency-conversion control cabinet controls the first solenoid valve and second solenoid valve is real
Now interlock.
Further, one end of the inlet pipeline is connected on steady flow compensation tank, and inlet pipeline is filtered equipped with Y type
Device, first can bent rubber soft joint and backflow preventer, the y-type filter, first bent rubber soft joint and can flow backwards anti-
Only device is sequentially connected along the other end of inlet pipeline toward an extreme direction.
Further, be additionally provided on the exit branch butterfly valve, second can bent rubber soft joint and integral type butterfly valve stop
Return valve, the butterfly valve, second can the one end of bent rubber soft joint, water pump and integral type butterfly valve check-valves on exit branch it is past
Another extreme direction is sequentially connected.
Further, pressure gauge is additionally provided on the outfall sewer, the pressure gauge is connect with frequency-conversion control cabinet.
Further, overpressure protection apparatus, the overpressure protection apparatus and frequency conversion are additionally provided on the outfall sewer
Control cabinet connection.
Further, gate valve is additionally provided on the outfall sewer.
Further, one end of the second flow compensation conduit is connected to the first electricity on first flow compensation conduit
Between magnet valve and the other end.
Compared with the prior art, the advantages of the utility model are: stabilizing compensation tank is equivalent to water in the water use peak phase
The effect of case can compensate for a part of water and give steady flow compensation tank, to reduce municipal inflow, city planting ductwork effectively prevent to produce
Raw negative pressure, and meet user's water；When with water low peak period, a part of user of outlet pipe is compensated with water to stabilizing compensation
Tank, stabilizing compensation tank is equivalent to the effect of air pressure tank at this time, can play stable discharge pressure, prevents the function of water pump frequent starting
Can, and certain water can be stored, a part water lacked when compensating water use peak.This equipment realizes that bidirectional traffics compensate function
Can, the reliability for substantially increasing equipment operation and supplying water.
Detailed description of the invention
Fig. 1 is the structure and schematic diagram of the utility model.
It is marked in figure as follows:
1 steady flow compensation tank
2 inlet pipelines
3 y-type filters
4 first can bent rubber soft joint
5 backflow preventers
6 outfall sewers
7 exit branch
8 butterfly valves
9 second can bent rubber soft joint
10 water pumps
11 integral type butterfly valve check-valves
12 first pressure sensors
13 pressure gauges
14 overpressure protection apparatus
15 gate valves
16 second pressure sensors
17 first flow compensation conduits
18 second flow compensation conduits
19 stabilizing compensation tanks
20 flow-compensated units
21 first solenoid valves
22 second solenoid valves
23 frequency-conversion control cabinets.
Specific embodiment
Specific embodiment of the present utility model is described in detail below in conjunction with attached drawing, becomes apparent from those skilled in the art
How ground understanding practices the utility model.Although describing the utility model in conjunction with its preferred embodiment, these
Embodiment only illustrates, rather than limits the scope of the utility model.
As shown in Figure 1, a kind of non-negative pressure method of water supply device with bidirectional traffics compensation function, mainly includes steady flow compensation tank
1, inlet pipeline 2, outlet pipeline, water pump 10, first pressure sensor 12, second pressure sensor 16, first flow compensation pipe
Road 17, second flow compensation conduit 18, stabilizing compensation tank 19, flow-compensated unit 20 and frequency-conversion control cabinet 23.
One end of the inlet pipeline 2 is connected on steady flow compensation tank 1, and the other end of inlet pipeline 2 is used for external city
Political affairs supply line, inlet pipeline 2 be equipped with y-type filter 3, first can bent rubber soft joint 4 and backflow preventer 5, the Y
Type filter 3, first can bent rubber soft joint 4 and backflow preventer 5 successively connect along the other end of inlet pipeline 2 toward an extreme direction
It connects.
The outlet pipeline includes outfall sewer 6 and exit branch 7, one end connection of exit branch 7 described in three
In on steady flow compensation tank 1, the other end of exit branch 7 is connected on outfall sewer 6, along one end toward the other end on exit branch 7
Direction be equipped with sequentially connected butterfly valve 8, second can bent rubber soft joint 9, water pump 10 and integral type butterfly valve check-valves 11, it is described
Outfall sewer 6 is used for through the external user's water supply pipe of gate valve 15, and outfall sewer 6 is equipped with first pressure sensor 12, pressure
Table 13 and overpressure protection apparatus 14.The steady flow compensation tank 1 is equipped with second pressure sensor 16.
One end of the first flow compensation conduit 17 is connected on outfall sewer 6, first flow compensation conduit 17
The other end is connected on stabilizing compensation tank 19, and one end of the second flow compensation conduit 18 is connected to first flow compensation pipe
On road 17, the other end of second flow compensation conduit 18 is connected on steady flow compensation tank 1.
The flow-compensated unit 20 includes the first solenoid valve 21 and second solenoid valve 22, first solenoid valve 21
It is respectively arranged on first flow compensation conduit 17 and second flow compensation conduit 18 with second solenoid valve 22.
Wherein, one end of the second flow compensation conduit 18 is connected to the first electricity on first flow compensation conduit 17
Between magnet valve 21 and the other end.
The frequency-conversion control cabinet 23 and water pump 10, first pressure sensor 12, pressure gauge 13, overpressure protection apparatus 14,
Second pressure sensor 16, the first solenoid valve 21 and second solenoid valve 22 connect, wherein frequency-conversion control cabinet 23 controls the first electromagnetism
Valve 21 and second solenoid valve 22 realize interlocking.
Working principle: the pressure that first pressure sensor 12 detects is the pressure of outfall sewer 6, first pressure sensor 12
When the pressure of detection is greater than or equal to the pressure value that frequency-conversion control cabinet 23 is set, it is judged as and meets user's water supply, second pressure passes
Sensor 16 detects the pressure in steady flow compensation tank 1, if the pressure that second pressure sensor 16 detects is greater than or equal to frequency control
When the pressure value set in cabinet 23, frequency-conversion control cabinet 23 controls the first solenoid valve 21 and opens, and second solenoid valve 22 is closed, and supplies at this time
The a part for being given to user passes through the compensation of first flow compensation conduit 17 to stabilizing compensation tank 19,19 internal pressure of stabilizing compensation tank with water
Power is equal to the pressure of outfall sewer 6.
When the pressure that first pressure sensor 12 detects is lower than the pressure value that frequency-conversion control cabinet 23 is set, it is judged as and is unsatisfactory for
User supply water, first pressure sensor 12 detect pressure simultaneously feed back arrive frequency-conversion control cabinet 23, require supplementation with water number, pass through
The Frequency Converter Control of frequency-conversion control cabinet 23 adjusts the frequency of water pump 10, reaches the detection pressure of first pressure sensor 12 and sets
Definite value is as able to satisfy the requirement of user's water, detects the pressure in steady flow compensation tank 1, if second pressure sensor 16 detects
Pressure lower than the pressure value that frequency-conversion control cabinet 23 is set when, be judged as that city planting ductwork water supply capacity is insufficient, frequency-conversion control cabinet 23
It controls second solenoid valve 22 to open, the first solenoid valve 21 is closed, at this time the water compensation in stabilizing compensation tank 19 to steady flow compensation tank 1
That a part of water interior, that compensation user lacks, prevents city planting ductwork from generating negative pressure.
When stabilizing compensation tank 19 cannot continue to compensate, 16 lengthy pressure of second pressure sensor is continued to decline, frequency conversion control
Cabinet 23 processed can judge automatic control equipment shutdown.
It should be pointed out that can also have a variety of transformation and the implementation of remodeling for the utility model through absolutely proving
Scheme, it is not limited to the specific embodiment of above embodiment.Above-described embodiment as just the utility model explanation, and
It is not limitations of the present invention.In short, the protection scope of the utility model should include those for ordinary skill
It obviously converts or substitutes and retrofit for personnel, and be determined by the appended claims.
Claims (7)
1. a kind of non-negative pressure method of water supply device with bidirectional traffics compensation function, which is characterized in that including more than one number
Steady flow compensation tank, inlet pipeline, outlet pipeline, water pump, first pressure sensor, second pressure sensor, first flow compensation
Pipeline, second flow compensation conduit, stabilizing compensation tank, flow-compensated unit and frequency-conversion control cabinet；The inlet pipeline connection
In on steady flow compensation tank；The outlet pipeline includes the exit branch of outfall sewer and one or more number, the water outlet
One end of branch pipe is respectively connected on steady flow compensation tank, and the other end of exit branch is all connected on outfall sewer, exit branch
Upper setting water pump is arranged first pressure sensor on the outfall sewer, second pressure is arranged on the steady flow compensation tank
Sensor；One end of the first flow compensation conduit is connected on outfall sewer, the other end of first flow compensation conduit
It is connected on stabilizing compensation tank；One end of the second flow compensation conduit is connected on first flow compensation conduit, and second
The other end of flow-compensated pipeline is connected on steady flow compensation tank；The flow-compensated unit includes the first solenoid valve and second
Solenoid valve, first solenoid valve and second solenoid valve are respectively arranged at first flow compensation conduit and second flow compensation pipe
On the road；The frequency-conversion control cabinet and water pump, first pressure sensor, second pressure sensor, the first solenoid valve and the second electricity
Magnet valve connection, frequency-conversion control cabinet controls the first solenoid valve and second solenoid valve realizes interlocking.
2. the non-negative pressure method of water supply device according to claim 1 with bidirectional traffics compensation function, which is characterized in that described
One end of inlet pipeline be connected on steady flow compensation tank, inlet pipeline is equipped with y-type filter, first can bent rubber soft joint
And backflow preventer, the y-type filter, first can bent rubber soft joint and backflow preventer along inlet pipeline the other end
It is sequentially connected toward an extreme direction.
3. the non-negative pressure method of water supply device according to claim 1 with bidirectional traffics compensation function, which is characterized in that described
Exit branch on be additionally provided with butterfly valve, second can bent rubber soft joint and integral type butterfly valve check-valves, the butterfly valve, second can
The one end of bent rubber soft joint, water pump and integral type butterfly valve check-valves on exit branch is sequentially connected toward another extreme direction.
4. the non-negative pressure method of water supply device according to claim 1 with bidirectional traffics compensation function, which is characterized in that described
Outfall sewer on be additionally provided with pressure gauge, the pressure gauge is connect with frequency-conversion control cabinet.
5. the non-negative pressure method of water supply device according to claim 1 with bidirectional traffics compensation function, which is characterized in that described
Outfall sewer on be additionally provided with overpressure protection apparatus, the overpressure protection apparatus is connect with frequency-conversion control cabinet.
6. the non-negative pressure method of water supply device according to claim 1 with bidirectional traffics compensation function, which is characterized in that described
Outfall sewer on be additionally provided with gate valve.
7. the non-negative pressure method of water supply device according to claim 1 with bidirectional traffics compensation function, which is characterized in that described
One end of second flow compensation conduit be connected to the first solenoid valve on first flow compensation conduit and between the other end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822145412.0U CN209412905U (en) | 2018-12-20 | 2018-12-20 | A kind of non-negative pressure method of water supply device with bidirectional traffics compensation function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822145412.0U CN209412905U (en) | 2018-12-20 | 2018-12-20 | A kind of non-negative pressure method of water supply device with bidirectional traffics compensation function |
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| Publication Number | Publication Date |
|---|---|
| CN209412905U true CN209412905U (en) | 2019-09-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822145412.0U Active CN209412905U (en) | 2018-12-20 | 2018-12-20 | A kind of non-negative pressure method of water supply device with bidirectional traffics compensation function |
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| CN (1) | CN209412905U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110593356A (en) * | 2019-10-11 | 2019-12-20 | 山东沂源瑞特自动化设备有限公司 | Two-tank three-cavity type non-negative pressure water supply equipment |
| CN111365554A (en) * | 2020-04-02 | 2020-07-03 | 核工业北京化工冶金研究院 | Device for carrying out system pressure stabilization and medium capacity regulation by adopting gas |
-
2018
- 2018-12-20 CN CN201822145412.0U patent/CN209412905U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110593356A (en) * | 2019-10-11 | 2019-12-20 | 山东沂源瑞特自动化设备有限公司 | Two-tank three-cavity type non-negative pressure water supply equipment |
| CN111365554A (en) * | 2020-04-02 | 2020-07-03 | 核工业北京化工冶金研究院 | Device for carrying out system pressure stabilization and medium capacity regulation by adopting gas |
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