CN212336170U - Terminal measurement circulating device of straight drinking water pipe network - Google Patents
Terminal measurement circulating device of straight drinking water pipe network Download PDFInfo
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- CN212336170U CN212336170U CN202022135777.2U CN202022135777U CN212336170U CN 212336170 U CN212336170 U CN 212336170U CN 202022135777 U CN202022135777 U CN 202022135777U CN 212336170 U CN212336170 U CN 212336170U
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Abstract
The utility model discloses a terminal measurement circulating device of straight drinking water pipe network, include: the water pipe is used to intercommunication straight drinking water main water pipe and user and carries the water of straight drinking water main water pipe to the water supply branch pipe that the user used the water pipe, the return water branch pipe of intercommunication water supply branch pipe and straight drinking water main water pipe, set up the circulation water gauge on the water supply branch pipe, inside the separating through the baffle of circulation water gauge is for measurement water route and circulation water route, the circulation water gauge is including setting up the counter that is used for the measurement to pass through the water yield in measurement water route on the counter water route and setting up the circulating pump that is used for driving straight drinking water and flows at water supply branch pipe and. Through set up water supply branch pipe and return water branch pipe at straight drink water pipe network end to install the circulation water gauge on water supply branch pipe, when measuring user's water consumption, can make straight drink water at the water supply branch pipe with add the water branch pipe in the timing cycle, reach and eliminate the stagnant water, last the fresh straight drink water of providing safety and reassurance for the user.
Description
Technical Field
The utility model relates to a water supply pipe network technical field is directly drunk, especially relates to a terminal measurement circulating device of water pipe network is directly drunk.
Background
The drinking water which is deeply purified and is directly supplied to people through the pipeline is called direct drinking water. Currently, this set of supply systems is becoming increasingly common in many households. The district is directly drunk water pipe network and is mostly the circulation pipe network, and its main line has regularly the function of circulating disinfection and sterilization, and water system, gravity type water supply system and pressurization formula water supply system are directly drunk to the pipeline. The gravity type water supply system for pipeline direct drinking water mostly adopts timing circulation and is provided with a circulating water pump; the pipeline direct drinking water pressurized water supply system adopts timing circulation or full-day circulation and is provided with a circulating flow control device.
According to the direct drinking water technical regulation of buildings and residential districts, the length of a non-circulating branch pipe cannot be more than 6 meters, a section of one-way non-circulating pipeline is arranged at the tail end of a direct drinking water pipe network from the water meter of a direct drinking water user entering a house to a water using point of the user, the length often exceeds 6 meters, and the tail end of the non-circulating direct drinking water pipe network is easy to form dead water and breed bacteria, so that the water using safety is influenced.
SUMMERY OF THE UTILITY MODEL
For solving the problem that the terminal quality of water of current straight drinking water pipe network exists, the utility model provides a straight drinking water pipe network end measures circulating device sets up water supply branch pipe and return water branch pipe at straight drinking water pipe network end to install the circulation water gauge on water supply branch pipe, not only can measure user's water consumption, still can make straight drinking water regularly circulate in water supply branch pipe and water supply branch pipe, reach and eliminate the stagnant water, continuously provide safe fresh straight drinking water of reassurance for the user.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides an end measurement circulating device of straight drinking water pipe network, includes:
the water supply branch pipe is communicated with the direct drinking water main water pipe and the user water pipe and conveys water in the direct drinking water main water pipe to the user water pipe;
the water return branch pipe is communicated with the water supply branch pipe and the direct drinking water main water pipe; and
circulation water gauge, circulation water gauge set up in on the water supply branch pipe, inside the partition board that passes through of circulation water gauge is separated for measurement water route and circulation water route, include:
the meter is arranged on the metering water path and used for metering the water quantity passing through the metering water path; and
and the circulating pump is arranged on the circulating water path and used for driving direct drinking water to flow in the water supply branch pipe and the water return branch pipe in a circulating manner.
Furthermore, a check valve for preventing water from flowing backwards into a water pipe for a user is arranged on the water return branch pipe.
Furthermore, a valve is arranged on the water supply branch pipe, and the valve is arranged between the direct drinking water main water pipe and the circulating water meter.
Further, the valve is a manual valve.
Furthermore, one side of baffle is provided with the wall the first isolating valve in measurement water route cuts off with cutting off the second isolating valve in circulation water route, first isolating valve and second isolating valve are all located the baffle is close to one side of straight drinking water main pipe.
Further, the first isolation valve and the second isolation valve are electric valves.
Further, the circulating pump is a variable frequency circulating pump.
Further, the device also comprises a controller, wherein the controller is electrically connected with the circulating pump, the first isolation valve and the second isolation valve.
The technical scheme provided by the embodiment of the application at least has the following technical effects or advantages:
the tail end of a direct drinking water pipe network is provided with a water supply branch pipe and a water return branch pipe, the water supply branch pipe is communicated with a direct drinking water main water pipe and a user water pipe and conveys water of the direct drinking water main water pipe to the user water pipe, the water return branch pipe is communicated with the water supply branch pipe and the direct drinking water main water pipe, a circulating water meter is arranged on the water supply branch pipe, the interior of the circulating water meter is divided into a metering water path and a circulating water path through a partition plate, and a meter is arranged on the metering water path and can meter the; the circulating pump sets up in the circulating water way, can drive directly drink water and be in supply water branch pipe and return water branch pipe inner loop flow to realize measuring user's water consumption, and make directly drink water at the supply water branch pipe with add the water branch pipe in the timing cycle, reach and eliminate the stagnant water, continuously provide safe fresh straight drinking water of reassuring for the user.
The return water branch pipe is provided with the check valve, so that direct drinking water can be effectively prevented from flowing back to a water pipe for a user.
A valve is arranged between the direct drinking water main pipe and the circulating water meter, and the use of direct drinking water at the tail end of the pipe network can be controlled.
The first isolation valve and the second isolation valve are arranged on one side, close to the direct drinking water main water pipe, of the partition plate, and the use and the circulation function of direct drinking water can be switched according to needs.
The circulating pump, the first isolation valve and the second isolation valve are electrically connected with the controller, and the automatic switching of the first isolation valve and the second isolation valve and the timed starting of the circulating pump are realized through the controller.
Drawings
FIG. 1 is a schematic structural diagram of a metering and circulating device at the end of a direct drinking water pipe network according to an embodiment of the present application;
fig. 2 is a schematic structural diagram of a circulating water meter according to an embodiment of the present application.
In the figure: 1. a main drinking water pipe; 2. a water supply branch pipe; 3. a return water branch pipe; 4. a water pipe is used by a user; 5. circulating the water meter; 6. a partition plate; 7. a metering waterway; 8. a circulating water path; 9. a meter; 10. a circulation pump; 11. a check valve; 12. a valve; 13. a first isolation valve; 14. a second isolation valve; 15. and a controller.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects solved by the present invention more clearly understood, the embodiments of the present invention are further described below with reference to the accompanying drawings and embodiments.
As shown in figures 1-2, the utility model discloses a terminal measurement circulating device of direct drinking water pipe network, including water supply branch pipe 2, return water branch pipe 3 and circulation water gauge 5.
The water supply branch pipe 2 is communicated with a direct drinking water main water pipe 1 and a user water pipe 4, water of the direct drinking water main water pipe 1 is conveyed to the user water pipe 4, the water return branch pipe 3 is communicated with the water supply branch pipe 1 and the direct drinking water main water pipe 2, and a circulating water meter 5 is arranged on the water supply branch pipe 2.
The inside of the circulating water meter 5 is divided into a metering water path 7 and a circulating water path 8 by a partition plate 6, and a meter 9 is arranged on the metering water path 7 and used for metering the water quantity passing through the metering water path 7; the circulating water path 8 is provided with a circulating pump 10 for driving direct drinking water to flow in the water supply branch pipe 2 and the return water branch pipe 3 in a circulating way, thereby realizing the metering of the water consumption of users, enabling the direct drinking water to circulate in the water supply branch pipe and the water supply branch pipe at regular time, eliminating dead water and continuously providing safe fresh direct drinking water for the users.
In the preferred embodiment, the return branch pipe 3 is provided with a check valve 11, which can effectively prevent water from flowing backwards into the user water pipe 4.
In the preferred embodiment, the water supply branch pipe 1 is provided with a valve 12, and the valve 12 is arranged between the direct drinking water main pipe 1 and the circulating water meter 5, so that the use of direct drinking water at the tail end of the pipe network can be controlled.
In the preferred embodiment, valve 12 is a manual valve.
In a preferred embodiment, a first isolation valve 13 and a second isolation valve 14 are arranged on one side of the partition plate 6, the first isolation valve 13 and the second isolation valve 14 are both arranged on one side of the partition plate 6 close to the direct drinking water main water pipe 1, the first isolation valve 13 is used for isolating the metering waterway 7, the second isolation valve 14 is used for isolating the circulating waterway 8, and the use and the circulating function of direct drinking water can be switched according to needs.
In a preferred embodiment, the first isolation valve 13 and the second isolation valve 14 are electrically operated valves.
In a preferred embodiment, the circulation pump 10 is a variable frequency circulation pump.
In a preferred embodiment, the circulating pump system further comprises a controller 15, the controller 15 is electrically connected with the circulating pump 10 and the first and second isolation valves 13 and 14, and the controller 15 is used for realizing automatic switching of the first and second isolation valves 13 and 14 and timing starting of the circulating pump 10.
When the user normally uses water, valve 12 is opened, second isolating valve 14 is closed and is not conducted, first isolating valve 13 is conducted, direct drinking water enters metering waterway 7 of circulating water meter 5 after water supply branch 2, meter 9 works, the water quantity of metering waterway 7 is measured, at this moment, water supply branch 2 and the waterway in return water branch 3 do not produce pressure difference, check valve 11 on return water branch 3 is closed and is not conducted, and direct drinking water enters the user terminal through user water pipe 4.
The automatic start of the circulating pump 10 is set by the controller 15, the start frequency is once every 8 hours, the start time is set according to the length of the tail end of the pipe network, and the start time is selected in a period of low water consumption. When circulating pump 10 starts, first isolation valve 13 closure of controller 15 automatic switch-over is nonconducting, and second isolation valve 14 switches on, and at this moment, directly drink water main water pipe 2 and the water return branch pipe 3 in the water route production pressure differential, the check valve 11 on the water return branch pipe 3 is opened and is conducted, and circulating pump 10 operation promotes directly to drink water and circulates in water supply branch pipe 2 and water return branch pipe 3. The circulating direct drinking water only passes through the circulating water channel 8, the direct drinking water does not flow in the metering water channel 7, and the water consumption is not metered by the metering device 9, so that the water consumption metering of a user is not influenced.
The utility model discloses a terminal measurement circulating device of straight drinking water pipe network collects water measurement and circulation function in an organic whole, and the whole device is small, and required installation space is little to can solve the circulation problem of straight drinking water pipe network terminal straight drinking water effectively, eliminate the water potential safety hazard, provide the fresh straight drinking water of more safe relieved for the user.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, and improvements made within the spirit and principles of the present invention should fall within the protection scope of the present invention.
Claims (8)
1. The utility model provides a terminal measurement circulating device of straight drinking water pipe network which characterized in that includes:
the water supply branch pipe is communicated with the direct drinking water main water pipe and the user water pipe and conveys water in the direct drinking water main water pipe to the user water pipe;
the water return branch pipe is communicated with the water supply branch pipe and the direct drinking water main water pipe; and
circulation water gauge, circulation water gauge set up in on the water supply branch pipe, inside the partition board that passes through of circulation water gauge is separated for measurement water route and circulation water route, include:
the meter is arranged on the metering water path and used for metering the water quantity passing through the metering water path; and
and the circulating pump is arranged on the circulating water path and used for driving direct drinking water to flow in the water supply branch pipe and the water return branch pipe in a circulating manner.
2. A direct drinking water pipe network end metering and circulating device as claimed in claim 1, wherein the return branch pipe is provided with a check valve for preventing water from flowing backwards into a water pipe for a user.
3. A direct drinking water pipe network end measurement circulating device as claimed in claim 1, wherein a valve is provided on the water supply branch pipe, and the valve is provided between the direct drinking water main pipe and the circulating water meter.
4. A direct drinking water pipe network end metering and circulating device as claimed in claim 3, wherein the valve is a manual valve.
5. A terminal metering and circulating device of a direct drinking water pipe network as claimed in claim 1, wherein a first isolating valve for isolating the metering waterway and a second isolating valve for isolating the circulating waterway are disposed on one side of the partition plate, and the first isolating valve and the second isolating valve are disposed on one side of the partition plate close to the direct drinking water main pipe.
6. A direct drinking water pipe network end metering and circulating device as claimed in claim 5, wherein the first isolation valve and the second isolation valve are electrically operated valves.
7. A direct drinking water pipe network end metering and circulating device as claimed in claim 6, wherein the circulating pump is a variable frequency circulating pump.
8. A direct drinking water pipe network end metering and circulating device according to claim 7, further comprising a controller electrically connected to the circulating pump, the first isolation valve and the second isolation valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022135777.2U CN212336170U (en) | 2020-09-25 | 2020-09-25 | Terminal measurement circulating device of straight drinking water pipe network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022135777.2U CN212336170U (en) | 2020-09-25 | 2020-09-25 | Terminal measurement circulating device of straight drinking water pipe network |
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| CN212336170U true CN212336170U (en) | 2021-01-12 |
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| CN202022135777.2U Active CN212336170U (en) | 2020-09-25 | 2020-09-25 | Terminal measurement circulating device of straight drinking water pipe network |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112064719A (en) * | 2020-09-25 | 2020-12-11 | 佛山尚之水净水科技有限公司 | Terminal measurement circulating device of straight drinking water pipe network |
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2020
- 2020-09-25 CN CN202022135777.2U patent/CN212336170U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112064719A (en) * | 2020-09-25 | 2020-12-11 | 佛山尚之水净水科技有限公司 | Terminal measurement circulating device of straight drinking water pipe network |
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