CN209816966U - Can improve circulation life water supply system of quality of water - Google Patents
Can improve circulation life water supply system of quality of water Download PDFInfo
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- CN209816966U CN209816966U CN201920197035.7U CN201920197035U CN209816966U CN 209816966 U CN209816966 U CN 209816966U CN 201920197035 U CN201920197035 U CN 201920197035U CN 209816966 U CN209816966 U CN 209816966U
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Abstract
The utility model relates to a domestic water supply system, in particular to a circulating domestic water supply system capable of improving water quality. The water supply system comprises a stop valve, a variable frequency water pump, a check valve, a water supply pipe, a timer, a flow velocity sensor, an automatic control regulating valve, a circulating pipe, a ball float valve and a water storage tank; the controller is respectively connected with the flow velocity sensor and the automatic control regulating valve; the controller is respectively connected with the flow velocity sensor and the automatic control regulating valve; the stop valve, the variable frequency water pump, the check valve, the water supply pipe, the circulating pipe and the water storage tank are sequentially connected, the ball float valve for controlling the water level height of the water storage tank is arranged in the water storage tank, the timer and the flow velocity sensor are arranged on the water supply pipe, and the automatic control regulating valve is arranged on the circulating pipe for controlling the opening and closing of the circulating pipe. The utility model provides a when the lower or longer time user water consumption of survival rate is less, extravagant resource, quality of water worsen the scheduling problem, simultaneously the utility model discloses a water supply system simple structure, low in production cost are honest and clean, are applicable to newly-built and reconstruction engineering.
Description
Technical Field
The utility model relates to a domestic water supply system, in particular to a circulated domestic water supply system that can improve.
Background
With the promotion of Chinese urbanization, the real estate industry develops at a high speed, many people own a plurality of real estate, and the vacancy rate of houses is increased. Meanwhile, due to the unbalanced economic development, a large amount of population flows into a few first-line cities which have good economic situation and can provide a large amount of working opportunities and high salary income, so that the population number of two-three-four-line cities and rural areas is reduced. In addition, the high-quality education resources are not uniformly distributed, so that the education and work forms are changed, the conditions of choosing schools to learn, going on business all the year round and the like are common, the phenomenon that the house is rented while the house is vacant for a long time appears, the working time is prolonged, most of the time of people is in the workplace, and the time of people in the residence is short.
Due to the low occupancy rate and the long-term unoccupied state of the residential building, the water consumption of a user is reduced, so that the flow rate of a conventional domestic water supply system is very low, the stagnation time of water in a pool and a pipeline is long, and the water quality is deteriorated; in addition, the above problems are also caused by the decrease of the passenger flow volume of hotels and other public buildings in some areas due to the change of economic situation and the influence of light and busy seasons. Because the domestic water supply system of the conventional house comprises a water source, a pipeline system, a pressurizing device, a water storage tank and the like, when the survival rate is low or the water consumption of a user is low for a long time, the variable frequency water pump runs at low power, the running efficiency is not high, resources are wasted, the condition that the flow speed in the pipeline system is too low can occur, and the water stays in the pipeline system for a long time to cause water quality deterioration and influence the use. Based on the above, the design is provided, the conventional domestic water supply system is improved, the circulating pipe is additionally arranged on the vertical pipe, and the automatic control is configured to form a circulating domestic water supply system mode so as to prevent water from being retained in the pipe for a long time.
Disclosure of Invention
Utility model purpose:
the utility model aims at the not enough of existence in the above-mentioned technique, improve conventional life water supply system, provide a circulation life water supply system, can solve the problem that quality of water worsens in the water supply system when the water consumption longer time is very little.
The technical scheme is as follows:
the utility model discloses a realize through following technical scheme:
a circulating domestic water supply system capable of improving water quality comprises a stop valve, a variable frequency water pump, a check valve, a water supply pipe, a timer, a flow velocity sensor, a self-control regulating valve, a circulating pipe, a ball float valve and a water storage tank; the controller is respectively connected with the flow velocity sensor and the automatic control regulating valve; the stop valve, the variable frequency water pump, the check valve, the water supply pipe, the circulating pipe and the water storage tank are sequentially connected, the ball float valve for controlling the water level height of the water storage tank is arranged in the water storage tank, the timer and the flow velocity sensor are arranged on the water supply pipe, and the automatic control regulating valve is arranged on the circulating pipe for controlling the opening and closing of the circulating pipe.
The advantages and effects are as follows:
the utility model has the advantages of as follows and beneficial effect:
the utility model discloses a velocity of flow value that velocity of flow sensor set for is different according to civil buildings's difference, and the automatic relevant standard of its value can be looked into to and building feedwater relevant standard gained. When the utility model is used, the quality of the domestic water supply water can not be deteriorated due to the slow flow speed of the water. The utility model discloses a compare conventional water supply system and increase the investment not much, simple structure, low in production cost is honest and clean, is applicable to newly-built and rebuild the engineering.
1. When the water consumption is low, the flow of water is accelerated by the circulating domestic water supply system, so that the problems of excessive impurities in water and poor water quality caused by long-term retention of water in a pipeline due to too low water flow speed are avoided; the problem of water pipe blockage caused by excessive impurities is also avoided.
2. Water flows through circulating pipe's acceleration, has improved the operating efficiency of water pump, and frequency conversion water pump works in its stable work area simultaneously, can prolong its life.
3. The automatic control system is adopted, the flow rate error feedback adjustment and correction can be automatically carried out, the direct participation of people is not needed, and the automatic control is realized.
Drawings
FIG. 1 is a schematic diagram of a circulating water supply system of the present invention.
Description of reference numerals:
1. the system comprises a stop valve, 2 variable frequency water pumps, 3 check valves, 4 water supply pipes, 5 timers, 6 flow rate sensors, 7 automatic control regulating valves, 8 circulating pipes, 9 float valves, 10 water storage tanks, 11 main pipes, 12 water suction pits, 13 screens, 14 bottom valves, 15 stand pipes and 16 branch pipes.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. The components of the embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be a mechanical connection. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in figure 1, a circulating domestic water supply system capable of improving water quality comprises a controller, wherein the water supply system comprises a stop valve 1, a variable frequency water pump 2, a check valve 3, a water supply pipe 4, a timer 5, a flow velocity sensor 6, an automatic control regulating valve 7, a circulating pipe 8, a ball float valve 9 and a water storage tank 10; the controller is respectively connected with the flow velocity sensor 6 and the automatic control regulating valve 7;
the stop valve 1, the variable frequency water pump 2, the check valve 3, the water supply pipe 4, the circulating pipe 8 and the water storage tank 10 are sequentially connected, the ball float valve 9 for controlling the water level height of the water storage tank 10 is arranged in the water storage tank 10, the timer 5 and the flow velocity sensor 6 are arranged on the water supply pipe 4, and the automatic control adjusting valve 7 is arranged on the circulating pipe 8 for controlling the opening and closing of the circulating pipe 8.
The water supply pipe 4 comprises a main pipe 11, stand pipes 15 and branch pipes 16, two ends of each stand pipe 15 are communicated through the main pipe 11, a timer 5 and a flow velocity sensor 6 are arranged on each stand pipe 15, each stand pipe 15 is connected with a plurality of branch pipes 16, and indoor valves are arranged on the branch pipes 16 and connected with indoor water consumption positions; the water inlet of the main pipe 11 is connected with the water storage tank 10, and the water outlet is connected with the circulating pipe 8.
The working principle of the circulating domestic water supply system is as follows: adding 8 channels of circulating pipes on a conventional domestic water supply system, connecting one 8 channel of circulating pipes from the top end of a vertical pipe 15, and returning a small amount of redundant water to the water storage tank 10; the circulating pipe 8 is provided with a self-control adjusting valve 7, the vertical pipe 15 is provided with a flow velocity sensor 6 and a timer 5, the self-control adjusting valve 7 on the circulating pipe 8 is opened when the flow velocity is continuously low (can be set to be 0.2 m/s) for a long time (can be set to be continuous 24 h), a small amount of water is returned to the water storage tank 10 through the circulating pipe 8 when the variable frequency water pump 2 is started, the water in the pipe flows through circulation, and the self-control adjusting valve 7 on the circulating pipe 8 is closed again after the water is continuously circulated for 24 h. The system can be used for solving the problem that when the user is in a living room and the whole water consumption is less, the water quality is deteriorated due to slow water flow in the water supply pipeline 4.
For the sake of clarity and completeness of the overall structure, the position of the automatic control system is not shown in fig. 1, and the position of the automatic control system can be determined by a technician according to actual needs.
The automatic control system consists of three parts: 1. the measuring elements, namely flow rate sensors 6, 2, the automatic regulator, namely the controller, 3, the automatic regulating valve 7. The three are connected by wiring and transmit instructions in the form of electric signals.
The controller is preferably a PID controller, and is respectively connected with the flow rate sensor 6 and the automatic control regulating valve 7 through wires.
The automatic control working principle of the circulating domestic water supply system is as follows: when the water consumption of a user is small, the variable-frequency water pump 2 operates in a variable frequency mode, the power is reduced, and the variable-frequency water pump operates at a low rotating speed; the flow rate sensor 6 obtains a flow rate signal in real time, the timer 5 continuously counts time, when the flow rate lasts for 24 hours and is lower than or equal to a certain value (such as 0.2 m/s) in a set time period, the terminal water flow of the stand pipe 15 is considered to be stagnated for a long time, the possibility of water quality deterioration is caused, the controller automatically sends an instruction to open the self-control regulating valve 7 on the circulating pipe 8, redundant water flows through the stand pipe 15 and returns to the water storage tank 10 through the circulating pipe 8 when a user uses water, then the timer 5 starts timing again, and when the circulating pipe 8 keeps an open state for 24 hours, the controller automatically sends an instruction to close the self-control regulating valve 7 on the circulating pipe 8. When the flow rate of water flow reaches a certain value, the problems of water quality deterioration and the like caused by over-slow flow rate can be avoided, and when the water consumption of a user is large, the operating power of the variable frequency water pump 2 is increased, and the operating efficiency is increased; the timer 5 continuously times, when the flow speed is continuously 24h within the set time period, the flow speed of the water flow monitored by the flow speed sensor 6 is larger than the set maximum flow speed value, the sensor signal sends an instruction to the automatic control adjusting valve 7 on the circulating pipe 8 again through the controller, so that the automatic control adjusting valve 7 is closed, and the flow speed in the water supply pipe 4 and the use of a user are ensured.
The stop valve 1 and the check valve 3 are connected by flanges. The water supply pipe 4 is a PPR pipe. The turning parts of each water supply pipe 4 are connected by an elbow in a hot melting way; each water supply pipe 4 is connected with the main pipe 11 by a tee joint in a hot melting way; the 8-channel turning part of the circulating pipe is connected by an elbow in a hot melting way; reservoir 10 may be sized according to the maximum number of users at the time of design.
The water supply system is provided with a plurality of stand pipes 15 which are connected in parallel through the main pipe 11, and each stand pipe 15 is provided with a timer 5 and a flow velocity sensor 6.
The circulating pipe 8 is led out from the end of the water supply pipe 4 and returns to the water storage tank 10 through the staircase, and the end of the circulating pipe 8 is at least 300 mm away from the normal water level of the water storage tank 10 and cannot be higher than the highest plane of the water storage tank 10.
A ball float valve 9 arranged on the water surface inside the water storage tank 10 which is integrally cubic is connected with the outdoor water supply pipe 4 through a network.
The lower part of the water storage tank 10 is connected with the stop valve 1 through a water supply pipe 4.
A water suction pit 12 is also arranged on one side below the water storage tank 10, the water suction pit 12 is communicated with the water storage tank 10 through a water permeable screen 13, and the water supply pipe 4 is connected with the water suction pit 12 through a bottom valve 14.
As shown in fig. 1, a water suction pit 12 is provided at the lower right of the reservoir 10 for reducing the lowest remaining water level of the reservoir 10 and making full use of the reservoir 10; the water supply pipe 4 is connected with the water suction pit 12 through a bottom valve 14 and is generally arranged at the bottom end of the water suction pipe of the variable frequency water pump 2, so as to limit the liquid in the water pump pipe to return to a water source and only have the function of entering and not exiting; the purpose of the screen 13 is to reduce the inflow of debris and reduce the chance of clogging the foot valve 14.
One end of the water supply pipe 4 is connected with a water suction pit 12 below the water storage tank 10, and the other end of the water supply pipe 4 is connected with the circulating pipe 8. The size of the water storage tank 10 needs to be reasonably arranged according to the number of the water supply pipes 4 connected in parallel.
One end of the circulating pipe 8 is connected with the water supply pipe 4, the other end is communicated with the upper end of the water storage tank 10, and the circulating pipe 8 is provided with a self-control regulating valve 7.
The utility model discloses a circulation life water supply system actual flow is: when the water consumption of a user is small, namely the power of the variable frequency water pump 2 is small, the operation efficiency is reduced, and water pumped from the water storage tank 10 enters the water supply pipe 4; at this time, if the flow speed in the water supply pipe 4 measured by the flow speed sensor 6 is continuously less than the set minimum flow speed value (0.2 m/s) for 24 hours, the controller receives the signal of the sensor and sends a command to the self-control adjusting valve 7 on the circulating pipe 8, the valve is opened, and water flows back to the water storage tank 10 through the circulating pipe 8.
The timer 5 starts to time, when the circulation pipe 8 is kept in an open state for 24 hours of circulation, and the speed measured by the flow rate meter is greater than a certain value, the water consumption of a user is large, the controller automatically sends out an instruction to close the self-control valve on the circulation pipe 8, and meanwhile, the power of the variable frequency water pump 2 is increased to increase the flow, so that the user is ensured to have sufficient water consumption.
Claims (8)
1. A circulating domestic water supply system capable of improving water quality comprises a controller and is characterized in that: the water supply system comprises a stop valve (1), a variable frequency water pump (2), a check valve (3), a water supply pipe (4), a timer (5), a flow velocity sensor (6), a self-control regulating valve (7), a circulating pipe (8), a float valve (9) and a water storage tank (10); the controller is respectively connected with the flow velocity sensor (6) and the automatic control regulating valve (7);
the stop valve (1), the variable frequency water pump (2), the check valve (3), the water supply pipe (4), the circulating pipe (8) and the water storage tank (10) are sequentially connected, a ball float valve (9) for controlling the water level height of the water storage tank (10) is arranged in the water storage tank (10), the timer (5) and the flow rate sensor (6) are arranged on the water supply pipe (4), and the automatic control adjusting valve (7) is arranged on the circulating pipe (8) to control the opening and closing of the circulating pipe (8).
2. The circulating domestic water supply system capable of improving water quality according to claim 1, wherein: the water supply system is provided with a plurality of stand pipes (15) which are connected in parallel through the main pipe (11), and each stand pipe (15) is provided with a timer (5) and a flow velocity sensor (6).
3. The circulating domestic water supply system capable of improving water quality according to claim 1, wherein: the circulating pipe (8) is led out from the tail end of the water supply pipe (4) and returns to the water storage pool (10) through the staircase, and the tail end of the circulating pipe (8) is at least 300 mm away from the normal water level of the water storage pool (10) and cannot be higher than the highest plane of the water storage pool (10).
4. The circulating domestic water supply system capable of improving water quality according to claim 1, wherein: a ball float valve (9) arranged on the water level inside the water storage tank (10) which is integrally cubic is connected with the outdoor water supply pipe (4) through a net.
5. The circulating domestic water supply system capable of improving water quality according to claim 1 or 4, wherein: the lower part of the water storage tank (10) is connected with the stop valve (1) through a water supply pipe (4).
6. The circulating domestic water supply system capable of improving water quality according to claim 5, wherein: a water suction pit (12) is also arranged on one side below the water storage tank (10), the water suction pit (12) is communicated with the water storage tank (10) through a water permeable screen (13), and the water supply pipe (4) is connected with the water suction pit (12) through a bottom valve (14).
7. The circulating domestic water supply system capable of improving water quality according to claim 1, wherein: one end of the water supply pipe (4) is connected with a water suction pit (12) below the water storage tank (10), and the other end of the water supply pipe (4) is connected with the circulating pipe (8).
8. The circulating domestic water supply system capable of improving water quality according to claim 1, wherein: one end of the circulating pipe (8) is connected with the water supply pipe (4), the other end is communicated with the upper end of the water storage tank (10), and the circulating pipe (8) is provided with a self-control regulating valve (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920197035.7U CN209816966U (en) | 2019-02-14 | 2019-02-14 | Can improve circulation life water supply system of quality of water |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920197035.7U CN209816966U (en) | 2019-02-14 | 2019-02-14 | Can improve circulation life water supply system of quality of water |
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| CN209816966U true CN209816966U (en) | 2019-12-20 |
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| CN201920197035.7U Expired - Fee Related CN209816966U (en) | 2019-02-14 | 2019-02-14 | Can improve circulation life water supply system of quality of water |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111173072A (en) * | 2020-03-20 | 2020-05-19 | 轩春青 | Urban water supply system and method based on big data |
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2019
- 2019-02-14 CN CN201920197035.7U patent/CN209816966U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111173072A (en) * | 2020-03-20 | 2020-05-19 | 轩春青 | Urban water supply system and method based on big data |
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191220 Termination date: 20210214 |
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| CF01 | Termination of patent right due to non-payment of annual fee |