Water supply and demand two-way regulation and control system based on extra-great drought environment

Abstract

The invention discloses a water supply and demand two-way regulation and control system based on an extra-large drought environment, and relates to the technical field of water supply treatment. The system comprises a main water pipe with the two ends being the upstream end and the downstream end correspondingly, and a main pressurizing piece is arranged at the upstream end of the main water pipe; the end part of the access branch pipe is communicated with the side wall of the main water pipe, and a pressure measuring piece is arranged between the access branch pipe and the main water pipe; the two ends of the main pressure regulating monitoring assembly are an input end and an output end respectively, the input end of the main pressure regulating monitoring assembly is connected with the downstream end of the main water pipe, the downstream end of the main water pipe is provided with a butt flange seat, and the butt flange seat supports the main water pipe and assists the main water pipe to be connected with the main pressure regulating monitoring assembly; and the shunting pipe fitting is connected to the output end of the main pressure regulating monitoring assembly, and the shunting pipe fitting is connected with a plurality of groups of shunting water supply assemblies.

Description

Technical Field

[0001] The present application relates to the field of water supply and treatment technology, and in particular to a two-way control system for water supply and demand based on an extremely drought environment. Background Art

[0002] In the event of an extreme drought, the water resources supply and demand network will undergo structural changes, and the water resources supply and demand balance will be disrupted. Traditional drought-resistant water source regulation will not be able to meet the demand. It is necessary to determine the system's limit balance judgment method, analyze the supply and demand dual-side regulation measures, and build a two-way supply and demand water regulation system under extreme drought conditions to support the limit balance regulation of water resources in extreme drought scenarios and improve the level of response to extreme droughts.

[0003] A multi-level discrimination index system for the limit balance of water supply and demand is constructed from three aspects: limit water supply, limit water use and limit balance, which provides a basis for the discrimination of the limit balance of water supply and demand under extremely severe drought conditions. In addition, considering the comprehensive and systematic characteristics of the discrimination of the limit balance of water supply and demand and the characteristics of multi-objective, multi-level and multi-process, based on the established limit balance discrimination index system for water supply and demand, the analytic hierarchy process is used to determine the index weights, and adjustments are made by constructing an adaptive two-way control system for water supply and demand to support the limit balance regulation of water resources in response to extremely severe drought scenarios.

[0004] Therefore, it is necessary to provide a two-way water supply and demand control system based on an extremely drought environment to solve the problems raised in the above background technology. Summary of the invention

[0005] To achieve the above objectives, the present application provides the following technical solutions: a two-way water supply and demand control system based on an extremely drought environment, comprising:

[0006] A main water pipe, with two ends respectively being an upstream end and a downstream end, wherein the upstream end of the main water pipe is provided with a main pressurizing member;

[0007] An access branch pipe, the end of which is connected to the side wall of the main water pipe, and a pressure measuring piece is provided between the access branch pipe and the main water pipe;

[0008] A main pressure regulating and monitoring component, whose two ends are an input end and an output end respectively, the input end of the main pressure regulating and monitoring component is connected to the downstream end of the main water pipe, and a docking flange seat is provided at the downstream end of the main water pipe, through which the main water pipe is supported and the main water pipe and the main pressure regulating and monitoring component are connected;

[0009] A flow-dividing pipe is connected to the output end of the main pressure-regulating monitoring component, and the flow-dividing pipe is connected to the multi-component flow-dividing water supply component.

[0010] Further, as a preference, the access branch pipe is provided with a plurality of sub-access heads, the diversion pipe is provided with a plurality of sub-diversion interfaces, and the sub-diversion interfaces are correspondingly connected to the diversion water supply components.

[0011] Further, preferably, the access branch pipe is unidirectionally connected to the interior of the main water pipe.

[0012] Further, preferably, the main voltage regulation monitoring component comprises:

[0013] A transfer valve port, two ends of which are respectively connected to the main water pipe and the diversion pipe fitting;

[0014] The electronic regulating valve is arranged in the transfer valve port, and the transfer valve port is also provided with a detector, and the detector is extended with a transmission pipeline.

[0015] Further, as a preference, the detector extends to the inside of the transfer valve port, the electronic regulating valve adjusts the connection between the transfer valve port and the main water pipe connection, and the transfer valve port is connected to the diversion pipe fitting in a long-pass state.

[0016] Further, as a preference, the diversion water supply assembly comprises: a manual valve, a sub-pressurizing component and a reflux regulating component which are sequentially connected, and the manual valve is also arranged between the sub-pressurizing component and the reflux regulating assembly, and the manual valve and the sub-pressurizing component are connected via a water diversion pipe and a connecting flange.

[0017] Further, preferably, the reflux regulating assembly comprises a switching cylinder and a switching end cover which are interlocked, and an adjusting handle is provided on the switching cylinder.

[0018] Further, as a preference, the diversion water supply assembly also includes a callback assembly, the callback assembly is arranged in the adapter tube, and the adjustment handle is connected to adjust the callback assembly.

[0019] Further, preferably, the callback component includes:

[0020] A sleeve tube, fixedly sleeved and arranged in the adapter tube, and a fixed pad is sleeved on the sleeve tube, and the fixed pad is clamped between the adapter tube and the adapter end cover;

[0021] An elastic regulating plug is slidably arranged in the sleeve, and the elastic regulating plug is connected to a floating regulating bag via a push-pull rod, and the floating regulating bag is connected to the push-pull rod via a fixing pin.

[0022] Further, as a preference, the elastic adjustment plug slides in the sleeve, the corresponding floating adjustment bag can fill the sleeve, and the adjustment handle controls whether the elastic adjustment plug rebounds and the degree of rebound.

[0023] Compared with the prior art, the present application provides a two-way water supply and demand control system based on an extremely drought environment, which has the following beneficial effects:

[0024] In the entire water supply and demand bidirectional control system of the present application, the main pressure-increasing component provides water supply pressure, the pressure measuring component monitors the water supply data on the water supply side, and the main pressure regulating monitoring component monitors the water supply data in the diversion pipe, respectively providing data support for the water supply side and the water demand side control;

[0025] The water supply side and water demand side of the two-way water supply and demand control system are regulated separately, and the water supply and demand transition from balance to limit balance. In addition, based on the limit balance judgment criteria of water supply and demand and different degrees of limit balance, a limit balance level is established, the boundary range of each limit balance state is set, the limit balance degree is quantified, and various limit balance states under extremely severe drought scenarios are judged. The diversion water supply components, main pressure regulating monitoring components and main pressure increasing components are adjusted accordingly for regulation. In addition, on the water supply side, it is mainly transported through access pipes. The sub-access heads correspond to different water supply sources. It can increase supply by tapping potential, optimize water supply capacity, improve water transmission efficiency, reduce water transmission losses, consider emergency drought relief water sources, analyze the limit water supply under different drought scenarios, determine the maximum water supply capacity, and provide a basis for the implementation of control measures;

[0026] The water demand side is mainly connected and transported through diversion water supply components. Starting from the four sectors of industry, agriculture, life, and ecology, the water use priorities of different sectors are analyzed, the water use limits under different drought scenarios are analyzed, and water use control measures are proposed. Adjustments are made through diversion water supply components, and the backflow can be controlled by the diversion water supply components to improve water use efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Other features, objects and advantages of the present application will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

[0028] Figure 1 It is a schematic diagram of the overall structure of the two-way water supply and demand control system based on an extremely drought environment;

[0029] Figure 2 This is a schematic diagram of the main pressure regulating monitoring components of the water supply and demand bidirectional control system based on an extremely drought environment;

[0030] Figure 3 It is a schematic diagram of the structure of the diversion water supply component of the water supply and demand bidirectional control system based on the extremely drought environment;

[0031] Figure 4 It is a schematic diagram of the structure of the return flow regulation component of the two-way regulation system of water supply and demand based on an extremely drought environment;

[0032] Figure 5It is a schematic diagram of the callback component structure of the water supply and demand bidirectional control system based on the extremely drought environment;

[0033] In the figure: 1. main water pipe; 11. docking flange; 2. main pressure-adding part; 3. access branch pipe; 31. sub-access head; 4. pressure measuring part; 5. main pressure regulating monitoring assembly; 51. adapter valve port; 52. electronic regulating valve; 53. detector; 54. transmission pipeline; 6. diversion pipe fitting; 61. sub-diversion interface; 7. diversion water supply assembly; 71. manual valve; 72. sub-pressure-adding part; 73. water distribution pipe; 74. connecting flange; 75. reflux regulating assembly; 751. adapter tube; 752. adapter end cover; 753. adjusting handle; 76. callback assembly; 761. socket tube; 762. elastic regulating plug; 763. floating regulating bag; 764. push-pull rod; 765. fixing pin. DETAILED DESCRIPTION

[0034] See also Figure 1-Figure 5 In the embodiment of the present application, a two-way water supply and demand control system based on an extremely drought environment includes:

[0035] A main water pipe 1, with an upstream end and a downstream end at both ends. A main pressurizing member 2 is provided at the upstream end of the main water pipe 1. Specifically, the main pressurizing member 2 is used to provide water supply pressure, providing supply pressure from the water supply end to the water demand end;

[0036] The access branch pipe 3 has its end connected to the side wall of the main water pipe 1, and a pressure measuring piece 4 is provided between the access branch pipe 3 and the main water pipe 1 to specifically monitor the supply pressure of the water supply end entering the main water pipe 1;

[0037] The main pressure regulating monitoring component 5 has an input end and an output end at its two ends respectively. The input end of the main pressure regulating monitoring component 5 is connected to the downstream end of the main water pipe 1, and a docking flange seat 11 is provided at the downstream end of the main water pipe 1. The docking flange seat 11 supports the main water pipe 1 and assists the connection between the main water pipe 1 and the main pressure regulating monitoring component 5. Specifically, the main pressure regulating monitoring component 5 monitors the flow and water pressure in the main water pipe 1 and adjusts the water supply of the main pressurizing component 2 and the access branch pipe 3 in cooperation with the measurement results of the pressure measuring component 4;

[0038] The shunt pipe 6 is connected to the output end of the main pressure regulating and monitoring component 5 , and the shunt pipe 6 is connected to the multi-component shunt water supply component 7 .

[0039] It needs to be explained that the two-side regulation measures for water supply and demand are used to deal with the situation where water supply or water use cannot meet the actual requirements under drought conditions. The water supply side and water demand side of the two-way regulation system for water supply and demand are regulated separately, and the water supply and demand transition from balance to limit balance. The limit balance state is used as an important critical section of the water supply and demand system. Under the condition that the ecological and economic effects and the impact on the system are under controllable conditions, the ability to cope with extreme droughts is improved, and the long-term response to extreme droughts is ensured, the loss of ecological and economic benefits caused by extreme droughts is reduced, and the sustainable development of the economy and society is achieved to the greatest extent.

[0040] In the entire water supply and demand bidirectional control system, the main pressure-adding component 2 provides water supply pressure, the pressure measuring component 4 monitors the water supply data on the water supply side, and the main pressure regulating monitoring component 5 monitors the water supply data in the diversion pipe 6, providing data support for the control of the water supply side and the water demand side respectively.

[0041] In addition, based on the limit balance judgment criteria for water supply and demand and different degrees of limit balance, the limit balance level is established, the boundary range of each limit balance state is set, the limit balance degree is quantified, and various limit balance states under extremely severe drought scenarios are judged. On the water supply side, it is mainly transported through the access branch 3. The sub-access header 31 corresponds to different water supply potentials to increase supply, optimize water supply capacity, improve water transmission efficiency, reduce water transmission losses, consider emergency drought relief water sources, analyze the limit water supply under different drought scenarios, determine the maximum water supply capacity, and provide a basis for the implementation of control measures;

[0042] The water demand side is mainly connected and transported through the diversion water supply component 7. Starting from the four sectors of industry, agriculture, life, and ecology, the water use priorities of different sectors are analyzed, the water use limits under different drought scenarios are analyzed, and water use control measures are proposed. Adjustments are made through the diversion water supply component 7, and the backflow can be controlled by the diversion water supply component 7 to improve water use efficiency.

[0043] As a preferred embodiment, the access branch pipe 3 is provided with a plurality of sub-access heads 31, and the diversion pipe 6 is provided with a plurality of sub-diversion interfaces 61, and the sub-diversion interfaces 61 are correspondingly connected to the diversion water supply assembly 7. The specific sub-access heads 31 are used to connect different water supply sources, including conventional water sources, external water sources, unconventional water sources and temporary water sources, etc.

[0044] As a preferred embodiment, the access branch pipe 3 is unidirectionally connected to the interior of the main water pipe 1, which is specifically achieved by setting a one-way valve;

[0045] In this embodiment, Figure 2 , the main voltage regulation monitoring component 5 includes:

[0046] A transfer valve port 51, two ends of which are connected to the main water pipe 1 and the diversion pipe 6 respectively;

[0047] The electronic regulating valve 52 is disposed in the transfer valve port 51 , and a detector 53 is also disposed on the transfer valve port 51 . A transmission pipeline 54 is extended from the detector 53 .

[0048] As a preferred embodiment, the detector 53 extends to the inside of the transfer valve port 51, the electronic regulating valve 52 adjusts the connection between the transfer valve port 51 and the main water pipe 1, and the transfer valve port 51 is connected to the diversion pipe 6 in a long-pass state. Specifically, the detector 53 measures the water pressure flow in the diversion pipe 6.

[0049] In this embodiment, Figure 3 The diversion water supply assembly 7 includes: a manual valve 71, a sub-pressurizing member 72 and a reflux regulating assembly 75 which are sequentially connected, and the manual valve 71 is also arranged between the sub-pressurizing member 72 and the reflux regulating assembly 75, and the manual valve 71 and the sub-pressurizing member 72 are connected via a water distribution pipe 73 and a connecting flange 74.

[0050] As a preferred embodiment, the reflux regulating assembly 75 includes a switching tube 751 and a switching end cover 752 that are interlocked, and an adjusting handle 753 is provided on the switching tube 751 .

[0051] As a preferred embodiment, the diversion water supply component 7 also includes a callback component 76 , which is disposed in the adapter tube 751 , and the adjustment handle 753 is connected to adjust the callback component 76 .

[0052] As a preferred embodiment, the callback component 76 includes:

[0053] A sleeve tube 761 is fixedly sleeved in the adapter tube 751, and a fixed pad is sleeved on the sleeve tube 761, and the fixed pad is clamped between the adapter tube 751 and the adapter end cover 752;

[0054] The elastic adjustment plug 762 is slidably disposed in the sleeve 761 , and the elastic adjustment plug 762 is connected to a floating adjustment capsule 763 via a push-pull rod 764 , and the floating adjustment capsule 763 is connected to the push-pull rod 764 via a fixing pin 765 .

[0055] As a preferred embodiment, the elastic adjusting plug 762 slides in the sleeve 761, and the corresponding floating adjusting bag 763 can fill the sleeve 761, and the adjusting handle 753 controls whether the elastic adjusting plug 762 rebounds and the degree of rebound. Specifically, during the water supply process, the water flow cluster floating adjusting bag 763 continues to supply water. After the water supply is stopped, the elastic adjusting plug 762 retracts and drives the floating adjusting bag 763 to fill the sleeve 761 to prevent backflow. The rebound of the elastic adjusting plug 762 can be controlled to control the backflow of water supply.

[0056] In the specific implementation, the main pressure-adding component 2 provides water supply pressure in the entire water supply and demand bidirectional control system, the pressure measuring component 4 monitors the water supply data on the water supply side, and the main pressure-regulating monitoring component 5 monitors the water supply data in the diversion pipe 6, respectively providing data support for the water supply side and the water demand side control;

[0057] The water supply side and the water demand side of the two-way water supply and demand control system are regulated separately, and the water supply and demand transition from balance to limit balance. In addition, based on the limit balance judgment criteria of water supply and demand and different degrees of limit balance, a limit balance level is established, the boundary range of each limit balance state is set, the limit balance degree is quantified, and various limit balance states under extremely severe drought scenarios are judged. The shunt water supply component 7, the main pressure regulating monitoring component 5 and the main pressurizing component 2 are adjusted accordingly for regulation. In addition, on the water supply side, it is mainly transported through the access branch pipe 3. The sub-access header 31 corresponds to different water supply sources. It can increase supply by tapping potential, optimize water supply capacity, improve water delivery efficiency, reduce water delivery losses, consider emergency drought relief water sources, analyze the limit water supply under different drought scenarios, determine the maximum water supply capacity, and provide a basis for the implementation of control measures;

[0058] The water demand side is mainly connected and transported through the diversion water supply component 7. Starting from the four sectors of industry, agriculture, life, and ecology, the water use priorities of different sectors are analyzed, the water use limits under different drought scenarios are analyzed, and water use control measures are proposed. Adjustments are made through the diversion water supply component 7, and the backflow can be controlled by the diversion water supply component 7 to improve water use efficiency.

[0059] What has been described above is only a preferred specific implementation manner of the present application, but the protection scope of the present application is not limited thereto. Any technician familiar with the technical field can make equivalent substitutions or changes within the technical scope disclosed in the present application according to the technical solution and application concept of the present application, which should be covered by the protection scope of the present application.

Claims

1. A two-way water supply and demand control system based on an extremely drought environment, characterized by: include: A main water pipe (1), having two ends, an upstream end and a downstream end respectively, and a main pressurizing member (2) is provided at the upstream end of the main water pipe (1); An access branch pipe (3) whose end is connected to the side wall of the main water pipe (1), and a pressure measuring piece (4) is provided between the access branch pipe (3) and the main water pipe (1); A main pressure regulating and monitoring component (5), whose two ends are an input end and an output end respectively, the input end of the main pressure regulating and monitoring component (5) is connected to the downstream end of the main water pipe (1), and a docking flange seat (11) is provided at the downstream end of the main water pipe (1), and the docking flange seat (11) supports the main water pipe (1) and assists in connecting the main water pipe (1) and the main pressure regulating and monitoring component (5); The flow-dividing pipe (6) is connected to the output end of the main pressure-regulating monitoring component (5), and the flow-dividing pipe (6) is connected to the multi-component flow-dividing water supply component (7).

2. The water supply and demand bidirectional control system based on extreme drought environment according to claim 1 is characterized in that: The access branch pipe (3) is provided with a plurality of sub-access heads (31), the diversion pipe (6) is provided with a plurality of sub-diversion interfaces (61), and the sub-diversion interfaces (61) are correspondingly connected to the diversion water supply components (7).

3. The water supply and demand bidirectional control system based on extreme drought environment according to claim 2 is characterized in that: The access branch pipe (3) is unidirectionally connected to the interior of the main water pipe (1).

4. The water supply and demand bidirectional control system based on extreme drought environment according to claim 3 is characterized in that: The main voltage regulation monitoring component (5) comprises: A transfer valve port (51), the two ends of which are respectively connected to the main water pipe (1) and the diversion pipe member (6); The electronic regulating valve (52) is arranged in the transfer valve port (51), and the transfer valve port (51) is also provided with a detector (53), and the detector (53) is extended with a transmission pipeline (54).

5. The water supply and demand bidirectional control system based on extreme drought environment according to claim 4 is characterized in that: The detector (53) extends into the interior of the transfer valve port (51), the electronic regulating valve (52) regulates the connection between the transfer valve port (51) and the main water pipe (1), and the transfer valve port (51) is connected to the diversion pipe (6) in a long-pass state.

6. The water supply and demand bidirectional control system based on extreme drought environment according to claim 5 is characterized in that: The split-flow water supply assembly (7) comprises: a manually controlled valve (71), a split-pressure member (72) and a reflux regulating assembly (75) which are sequentially connected, and the manually controlled valve (71) is also arranged between the split-pressure member (72) and the reflux regulating assembly (75), and the manually controlled valve (71) and the split-pressure member (72) are connected via a water distribution pipe (73) and a connecting flange (74).

7. The water supply and demand bidirectional control system based on extreme drought environment according to claim 6 is characterized by: The reflux regulating assembly (75) comprises a switching cylinder (751) and a switching end cover (752) which are interlocked, and an regulating handle (753) is provided on the switching cylinder (751).

8. The water supply and demand bidirectional control system based on extreme drought environment according to claim 7 is characterized in that: The diversion water supply component (7) also includes a callback component (76), the callback component (76) is arranged in the adapter tube (751), and the adjustment handle (753) is connected to adjust the callback component (76).

9. The water supply and demand bidirectional control system based on extreme drought environment according to claim 8, characterized in that: The callback component (76) comprises: A sleeve tube (761) is fixedly sleeved in the adapter tube (751), and a fixed pad is sleeved on the sleeve tube (761), and the fixed pad is clamped between the adapter tube (751) and the adapter end cover (752); The elastic adjustment plug (762) is slidably disposed in the sleeve (761), and the elastic adjustment plug (762) is connected to the floating adjustment bag (763) via a push-pull rod (764), and the floating adjustment bag (763) is connected to the push-pull rod (764) via a fixing pin (765).

10. The water supply and demand bidirectional control system based on extreme drought environment according to claim 9, characterized in that: The elastic adjustment plug (762) slides in the sleeve (761), and the corresponding floating adjustment bag (763) can fill the sleeve (761), and the adjustment handle (753) controls whether the elastic adjustment plug (762) rebounds and the degree of rebound.

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