CN218643459U - Intelligent high-level water tank pipe network pressure-superposed water supply equipment - Google Patents
Intelligent high-level water tank pipe network pressure-superposed water supply equipment Download PDFInfo
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- CN218643459U CN218643459U CN202222221490.0U CN202222221490U CN218643459U CN 218643459 U CN218643459 U CN 218643459U CN 202222221490 U CN202222221490 U CN 202222221490U CN 218643459 U CN218643459 U CN 218643459U
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Abstract
The utility model belongs to the technical field of the water supply of running water pipe network is used, specifically disclose an intelligence high flush tank pipe network folds and presses water supply equipment, including high flush tank, second PLC variable frequency control cabinet, outlet valve door, play water interface, water outlet header pipe, high flush tank header pipe, user's outlet pipe, pressure sensor, surge tank, play water pressure sensor, water tank intake control valve etc.. The utility model discloses an intelligence high-order water tank pipe network pressure-superposed water supply equipment's beneficial effect lies in: (1) The added roof water tank regulates the water consumption, and the water is not stopped when the power is off for a short time, so that the pressure maintaining time of the water pump is prolonged; (2) The equipment operates with ultra-low noise and no vibration, and meanwhile, the water pump does not need to be worried about water leakage and damp; (3) The integration degree is high, the structure is compact, the occupied area is smaller, the space height is utilized, and the appearance is attractive; (4) The whole transportation and installation, the construction assembly is convenient, and the operation can be realized only by butting the water inlet and the water outlet of the equipment and the main power supply of the PLC variable frequency control cabinet on site.
Description
Technical Field
The utility model belongs to the technical field of the water supply of running water pipe network is used, concretely relates to intelligence high-order water tank pipe network is folded and is pressed water supply installation, and more conventional pipe network is folded and is pressed equipment/system littleer, has reduced area, utilizes the ultralow noise of immersible pump, and each part is integrated integrative, and the construction equipment of being convenient for increases high-order water tank simultaneously, adjusts the output, constitutes new net and folds and presses water supply installation.
Background
Along with the continuous development of social economy, the water consumption of residents is increased day by day, the number of stories of residents is also increased continuously, and the daily water demand of the residents cannot be met by municipal pipe network pressure.
In the traditional secondary water supply mode, tap water is stored in a water tank (water tank), and is pressurized and lifted to a water using terminal of a user by a water pump, and secondary pollution caused by the water tank and the water tank directly influences water quality safety of water supply and even generates serious water quality pollution accidents.
The pipe network pressure-superposed water supply equipment is born, makes up the defects of the traditional water supply mode, and has the following characteristics:
(1) the method has the advantages that the pollution is avoided by removing a traditional water tank, so that the pollution is reduced; (2) water saving-reducing running, overflowing, dripping and leaking of the water tank (water tank) and cleaning of the water tank (water tank); (3) the integral integration of the land saving and equipment can save two thirds of land compared with the original pool (water tank) and split equipment; (4) the power is saved, the excess pressure in the municipal pipe network is fully utilized, the secondary water supply pump only needs to supplement the pressure of the phase difference, the power of the equipment is reduced, and the operating cost is saved.
In the traditional pipe network pressure-superposed water supply market, a pipe network pressure-superposed water supply system is gradually identified by the market by electricity, land and water conservation, and the original pressure-superposed water supply equipment still needs to solve the problems that: (1) No negative pressure-the state-specified pipe network pressure-superposed equipment cannot generate negative pressure for the municipal pipe network, and the no negative pressure device in the current market cannot meet the requirement at all and is only controlled by a single electric appliance system; (2) The size is big, the noise is big, and installation occasion adaptability is poor, to the big problem of noise, still need make dedicated noise insulation, has increased cost and later maintenance input.
The drawback that exists to above-mentioned secondary water supply, the utility model provides an intelligence high-order water tank pipe network is folded and is pressed water supply equipment solves the in-service use difficult problem that the secondary supplied water.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model aims at providing an intelligence high-order water tank pipe network pressure-superposed water supply equipment, the drawback problem that secondary water supply exists among the solution background art accomplishes real no negative pressure, water conservation, reduces economic cost and drops into and the construction assembly requirement in the little space, increases roof water tank simultaneously, adjusts the water consumption, and the short time has a power failure and does not cut off the water, prolongs the dwell time of water pump.
The technical scheme is as follows: the utility model provides a pair of intelligence high flush tank pipe network pressure-superposed water supply equipment, including running water inlet tube, a set of inlet valve, inlet manifold, no negative pressure vacuum inhibitor, water pump set, first PLC variable frequency control cabinet, take solenoid valve high flush tank outlet pipe, high flush tank, second PLC variable frequency control cabinet, outlet valve, water outlet port, outlet manifold, high flush tank house steward and user's outlet pipe, on the inlet manifold, be located and be provided with water inlet pressure sensor between no negative pressure vacuum inhibitor, the water pump set, one end on the outlet manifold, the front end that is located high flush tank house steward is provided with surge tank, play water pressure sensor, high flush tank house steward one end is provided with water tank water inlet control valve near high flush tank; the water inlet pressure sensor and the water outlet pressure sensor are respectively connected with a first PLC variable frequency control cabinet, the water tank water inlet control valve is connected with a second PLC variable frequency control cabinet, and the second PLC variable frequency control cabinet is connected with the first PLC variable frequency control cabinet; the water inlet pressure sensor is used for detecting the pipeline pressure in the water inlet main pipe, the water outlet pressure sensor is used for detecting the pipeline pressure in the water outlet main pipe, the pressure stabilizing tank is used for stably detecting the pipeline pressure in the water outlet main pipe and stabilizing the starting pressure of the water pump unit, the water tank water inlet control valve is used for controlling water in the water inlet main pipe to block or enter the high-level water tank, the first PLC frequency conversion control cabinet is used for receiving feedback signals of the water inlet pressure sensor, the water outlet pressure sensor and the second PLC frequency conversion control cabinet and controlling the second PLC frequency conversion control cabinet, the water pump unit and the non-negative pressure vacuum suppressor, and the second PLC frequency conversion control cabinet is used for controlling the water tank water inlet control valve.
According to the technical scheme, the intelligent high-level water tank pipe network pressure-superposed water supply equipment further comprises a water tank floating ball which is arranged in the high-level water tank and matched with the water inlet tail end of the high-level water tank main pipe for use, and the water inlet floating ball is used for blocking the water inlet of the high-level water tank main pipe.
According to the technical scheme, the intelligent high-level water tank pipe network pressure-superposed water supply equipment further comprises a water level controller which is arranged in the high-level water tank and connected with the second PLC frequency conversion control cabinet and used for controlling and detecting the water level in the high-level water tank.
This technical scheme, intelligence high flush tank pipe network pressure-superposed water supply equipment still including setting up at high flush tank lower part outer wall, and the quality of water sterilizing machine who is connected with second PLC variable frequency control cabinet for disinfect to the intaking in the high flush tank, wherein, quality of water sterilizing machine adopts bayonet or extrinsic cycle formula.
This technical scheme, intelligence high-order water tank pipe network pressure-superposed water supply equipment is still including setting up on the running water inlet tube, and be located pipe-line filter, the backflow preventer between a set of inlet valve.
In the technical scheme, the length, the width and the height of the high level water tank are 1-2 x 1.2-5 x 2m, and the volume of the high level water tank is 4-8 cubic meters; the diameter size of the tap water inlet pipe is 65mm, and the diameter size of the user water outlet pipe is 50mm; the water pump of the water pump unit is a submersible pump, and the type of the water pump unit comprises but is not limited to
SP506、SP522、SP822、SP824。
Compared with the prior art, the utility model discloses an intelligence high-order water tank pipe network pressure-superposed water supply equipment's beneficial effect lies in: (1) The device can be directly connected with a municipal pipe network without negative pressure, and the double functions of the principle of an electric appliance and the principle of a machine are utilized to perfectly explain the safety of the water supply of the municipal pipe network while the no negative pressure is generated;
(2) The land is saved, the system does not have civil water storage facilities such as a reservoir, a water tank and the like, the equipment is integrated, the structure is integrated, and the occupied area is greatly saved compared with the traditional equipment; (3) Water is saved, civil water storage facilities such as a water tank and a water tank are replaced by the equipment, diving problems such as running, overflowing, dripping and leaking are reduced, and waste of cleaning the water tank regularly is reduced;
(4) The automatic integration is realized, a water inlet pressure sensor, a water outlet pressure sensor, a first PLC variable frequency control cabinet, a second PLC variable frequency control cabinet, a water inlet control valve of a water tank and a water level controller are matched for use, the full-automatic control and human-computer interface are realized, the automatic water-saving water-quality disinfection machine has the functions of manual/automatic switching, timing and alternate water pump, high-low pressure protection, phase sequence protection, open-phase protection, leakage protection, overload protection, overcurrent protection, open-water protection, small-flow pressure maintaining, real-time monitoring and the like, and meanwhile, the water-quality disinfection machine can realize the disinfection of tap water in a vertical type steady-flow regulating tank, so that the water quality safety and no pollution are ensured; (5) The water pump unit is a unique design structure of the submersible pump, the shielding performance of the pump in the pipe is good, the ultra-low noise and no vibration of the equipment are reflected, and meanwhile, the water leakage and the damp of the water pump are not needed to be worried; (6) The integration degree is high, the structure is compact, the occupied area is smaller, the space height is utilized, and the appearance is attractive; (7) The whole transportation and installation are convenient and fast to construct and assemble, and the operation can be realized only by butting the water inlet and the water outlet of the equipment and the main power supply of the PLC variable frequency control cabinet on site; (8) The added roof water tank can adjust the water consumption, and the water is not cut off in short-time power failure, so that the pressure maintaining time of the water pump is prolonged.
Drawings
Fig. 1 is a schematic structural view of an intelligent high-level water tank pipe network pressure-superposed water supply device of the present invention;
the numbers in the figure are as follows: 1-a tap water inlet pipe, 2-a pipeline filter, 3-a backflow preventer, 4-a water inlet valve, 5-a water inlet main pipe, 6-a non-negative pressure vacuum suppressor, 7-a water inlet pressure sensor, 8-a water pump unit, 9-a water outlet pressure sensor, 10-a pressure stabilizing tank, 11-a first PLC variable frequency control cabinet, 12-a high-level water tank water outlet pipe with an electromagnetic valve, 13-a high-level water tank, 14-a water quality sterilizer, 15-a water level controller, 16-a water tank floating ball, 17-a water tank water inlet control valve, 18-a second PLC variable frequency control cabinet, 19-a water outlet valve, 20-a water outlet interface, 21-a water outlet main pipe, 22-a high-level water tank main pipe and 23-a user water outlet pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "provided," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
Example one
As shown in figure 1, the intelligent high-level water tank pipe network pressure-superposed water supply equipment comprises a tap water inlet pipe 1, a group of water inlet valves 4, a water inlet header pipe 5, a non-negative pressure vacuum suppressor 6, a water pump unit 8, a first PLC variable frequency control cabinet 11, a high-level water tank water outlet pipe 12 with an electromagnetic valve, a high-level water tank 13, a second PLC variable frequency control cabinet 18, a water outlet valve 19, a water outlet interface 20, a water outlet header pipe 21, a high-level water tank header pipe 22 and a user water outlet pipe 23,
a water inlet pressure sensor 7 is arranged on the water inlet main pipe 5 and between the non-negative pressure vacuum suppressor 6 and the water pump unit 8,
the pressure stabilizing tank 10 and the water outlet pressure sensor 9 are arranged at the upper end of the water outlet main pipe 21 and the front end of the high-level water tank main pipe 22,
a water tank water inlet control valve 17 is arranged at one end of the high-level water tank main pipe 22 and close to the high-level water tank 13;
the water inlet pressure sensor 7 and the water outlet pressure sensor 9 are respectively connected with a first PLC variable frequency control cabinet 11,
the water tank water inlet control valve 17 is connected with a second PLC variable frequency control cabinet 18,
the second PLC frequency conversion control cabinet 18 is connected with the first PLC frequency conversion control cabinet 11;
a water inlet pressure sensor 7 for detecting the pipeline pressure in the water inlet main pipe 5,
a water outlet pressure sensor 9 for detecting the pipeline pressure in the water outlet main pipe 21,
the pressure stabilizing tank 10 is used for stably detecting the pipeline pressure in the water outlet main pipe 21 and stabilizing the starting pressure of the water pump unit 8,
a water tank water inlet control valve 17 for controlling the water in the water inlet header pipe 5 to block/enter the high-level water tank 13, a first PLC variable frequency control cabinet 11 for receiving feedback signals of the water inlet pressure sensor 7, the water outlet pressure sensor 9 and a second PLC variable frequency control cabinet 18 and controlling the second PLC variable frequency control cabinet 18, the water pump unit 8 and the non-negative pressure vacuum suppressor 6,
and the second PLC variable frequency control cabinet 18 is used for controlling the water tank water inlet control valve 17.
Example two
On the basis of the first embodiment, the preferred intelligent high-level water tank pipe network pressure-superposed water supply equipment further comprises a water tank floating ball 16 which is arranged in the high-level water tank 13 and is matched with the water inlet tail end of the high-level water tank main pipe 22 for use, and the water inlet blocking of the high-level water tank main pipe 22 is realized.
EXAMPLE III
On the basis of the first embodiment or the second embodiment, the preferred intelligent high-level water tank pipe network pressure-superposed water supply equipment further comprises a water level controller 15 which is arranged in the high-level water tank 13 and connected with a second PLC frequency conversion control cabinet 18 and is used for controlling and detecting the water level in the high-level water tank 13.
Example four
On the basis of the first embodiment, the second embodiment or the third embodiment, the preferable intelligent high-level water tank pipe network pressure-superposed water supply equipment further comprises a water quality sterilizer 14 which is arranged on the outer wall of the lower part of the high-level water tank 13 and connected with a second PLC variable frequency control cabinet 18 and is used for sterilizing the inlet water in the high-level water tank 13,
wherein, the water quality sterilizer 14 adopts a plug-in type or an external circulation type.
EXAMPLE five
On the basis of the first embodiment or the second embodiment or the third embodiment or the fourth embodiment, the preferable intelligent high-level water tank pipe network pressure-superposed water supply equipment further comprises a pipeline filter 2 and a backflow preventer 3, wherein the pipeline filter 2 and the backflow preventer 3 are arranged on the tap water inlet pipe 1 and are positioned between the group of water inlet valves 4.
In addition, the overall structure size L W H after assembly in the above examples was 1.5W 1.0W 1.8m or 1.5W 1.0W 2.1m or 1.5W 1.0W 2.3m, with a total mass of 500kg, 600kg, 800kg, respectively;
the size length, width and height of the high-level water tank 13 are 1 x 2 x 2m or 2 x 1.5 x 2m or 2 x 2m, the volumes are 4 cubic meters, 6 cubic meters and 8 cubic meters respectively, wherein the water pumps of the water pump unit 8 which are used in cooperation are submersible pumps, and the models are SP506, SP522, SP822 and SP824 respectively;
the diameter size of the tap water inlet pipe 1 is 65mm, and the diameter size of the user outlet pipe 23 is 50mm.
The working principle or the structural principle of the intelligent high-level water tank pipe network pressure-superposed water supply equipment with the structure is as follows:
a group of water inlet valves 4 on a tap water inlet pipe 1 are respectively opened, tap water enters a water inlet main pipe 5 after being filtered by a pipeline filter 2, and a non-negative pressure vacuum suppressor 6 arranged on the water inlet main pipe 5 works;
when the water inlet pressure sensor 7 detects the pump starting pressure (no negative pressure value, namely the first PLC variable frequency control cabinet 11 presets a starting numerical range of the water pump unit 8), the first PLC variable frequency control cabinet 9 obtains a signal and then instructs the water pump unit 8 to work, the pipeline water pressure of a water outlet pipe 23 of a user is continuously detected through the water outlet pressure sensor 9 according to the water consumption of the user and the required lift, the signal is fed back to the first PLC variable frequency control cabinet 11, and the first PLC variable frequency control cabinet 11 automatically adjusts the number of power frequency pumps and the rotating speed of the variable frequency pumps according to the corresponding instruction requirement of the preset numerical range to ensure that the pressure is constant to a set value;
when the water pump unit 8 supplies water to the water outlet pipe 23 of the user and also supplies water to the high-level water tank 13, when the water level in the high-level water tank 13 reaches a high level, the water level controller 15 gives a signal to the second PLC variable-frequency control cabinet 18, the second PLC variable-frequency control cabinet 18 controls the water tank water inlet control valve 17 to be closed after receiving the signal, and the water in the high-level water tank 13 is reserved;
when the tap water is in low pressure or the water pump unit is in pressure maintaining sleep, the high-level water tank 13 supplies water to the water outlet pipe 23 of the user. When the water level reaches the middle liquid level, the water level controller 15 gives a signal to the second PLC variable frequency control cabinet 18, the second PLC variable frequency control cabinet 18 gives a signal to the first PLC variable frequency control cabinet 11, the first PLC variable frequency control cabinet 11 instructs the water pump set 8 to work after obtaining the signal, meanwhile, the second PLC variable frequency control cabinet 18 synchronously opens the water tank water inlet control valve 17 after obtaining the signal of the water level controller 15, the water pump set 8 supplies water to the water outlet pipe 23 of a user through the water outlet header pipe 21 on one hand, and supplies water to the high-level water tank through the water outlet header pipe 21 and the high-level water tank header pipe 22 on the other hand.
In the intelligent high flush tank pipe network pressure-superposed water supply equipment of this structure, running water inlet tube 1, a set of inlet valve 4, inlet manifold 5, no negative pressure vacuum suppressor 6, water pumping unit 8, first PLC variable frequency control cabinet 11, high flush tank outlet pipe 12 with solenoid valve, high flush tank 13, second PLC variable frequency control cabinet 18, outlet valve 19, play water interface 20, outlet manifold 21, high flush tank manifold 22, user's outlet pipe 23, intake pressure sensor 7, surge tank 10, play water pressure sensor 9, water tank inlet control valve 17, water tank floater 16, water level controller 15, quality of water sterilizing machine 14 and pipe filter 2, backflow preventer 3 part is the mature technical product of market purchase, this application does not improve, the repacking can use.
The intelligent mute pipe network pressure-superposed water supply system of the structure has the following working conditions: the flow range is 0-500 cubic meter/h, the temperature is 0-40 ℃, the pressure range is 0-2.5Mpa, the device can operate in a humid environment (except for an electric control component), the pressure regulation precision is less than or equal to 0.01Mpa, the power supply is 380V +/-10 percent, and the power supply is 50HZ +/-5 percent.
The intelligent pipe network pressure-superposed water supply equipment with the structure is suitable for building domestic water of civil buildings such as high-rise residential districts, small high-rise residential districts, office buildings, hotels and the like; domestic and production water of industrial and mining enterprises and various circulating water systems; the original air pressure type, water pool and water tank type water supply equipment is modified; the device is particularly suitable for domestic water of high-grade houses and villa districts which have high use environment requirements, no noise, no vibration, small occupied area and high configuration; water concentration area, water pressure unstable area.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (6)
1. The utility model provides an intelligence high flush tank pipe network pressure-superposed water supply equipment, including running water inlet tube (1), a set of inlet valve (4), inlet manifold (5), no negative pressure vacuum suppressor (6), water pump unit (8), first PLC variable frequency control cabinet (11), high flush tank outlet pipe (12) with solenoid valve, high flush tank (13), second PLC variable frequency control cabinet (18), outlet valve (19), water outlet interface (20), outlet manifold (21), high flush tank manifold (22) and user outlet pipe (23), its characterized in that:
a water inlet pressure sensor (7) is arranged between the non-negative pressure vacuum suppressor (6) and the water pump unit (8) on the water inlet main pipe (5),
a pressure stabilizing tank (10) and a water outlet pressure sensor (9) are arranged at the front end of the high-level water tank main pipe (22) at one end of the water outlet main pipe (21),
a water tank water inlet control valve (17) is arranged at one end of the high-level water tank main pipe (22) and close to the high-level water tank (13);
the water inlet pressure sensor (7) and the water outlet pressure sensor (9) are respectively connected with a first PLC variable frequency control cabinet (11),
the water inlet control valve (17) of the water tank is connected with a second PLC variable frequency control cabinet (18),
the second PLC variable frequency control cabinet (18) is connected with the first PLC variable frequency control cabinet (11);
the water inlet pressure sensor (7) is used for detecting the pipeline pressure in the water inlet main pipe (5),
the water outlet pressure sensor (9) is used for detecting the pipeline pressure in the water outlet main pipe (21),
the pressure stabilizing tank (10) is used for stably detecting the pipeline pressure in the water outlet main pipe (21) and stabilizing the starting pressure of the water pump set (8),
the water tank water inlet control valve (17) is used for controlling the water in the water inlet main pipe (5) to be blocked/enter the high-level water tank (13),
the first PLC variable frequency control cabinet (11) is used for receiving feedback signals of the water inlet pressure sensor (7), the water outlet pressure sensor (9) and the second PLC variable frequency control cabinet (18) and controlling the second PLC variable frequency control cabinet (18), the water pump unit (8) and the non-negative pressure vacuum suppressor (6),
and the second PLC variable frequency control cabinet (18) is used for controlling a water inlet control valve (17) of the water tank.
2. The intelligent high-level water tank pipe network pressure-superposed water supply equipment as claimed in claim 1, wherein: the intelligent high-level water tank pipe network pressure-superposed water supply equipment further comprises a water tank floating ball (16) which is arranged in the high-level water tank (13) and is matched with the water inlet tail end of the high-level water tank main pipe (22) for use, and the water inlet blocking of the high-level water tank main pipe (22) is realized.
3. The intelligent high-level water tank pipe network pressure-superposed water supply equipment as claimed in claim 1 or 2, wherein: the intelligent high-level water tank pipe network pressure-superposed water supply equipment further comprises a water level controller (15) which is arranged in the high-level water tank (13) and connected with a second PLC variable frequency control cabinet (18) and is used for controlling and detecting the water level in the high-level water tank (13).
4. The intelligent high-level water tank pipe network pressure-superposed water supply equipment as claimed in claim 3, wherein: intelligence high flush tank pipe network pressure-superposed water supply equipment still including setting up at high flush tank (13) lower part outer wall, and quality of water sterilizing machine (14) be connected with second PLC variable frequency control cabinet (18) for intake to in high flush tank (13) is disinfected, wherein, quality of water sterilizing machine (14) adopt bayonet or external circulation formula.
5. The intelligent high-level water tank pipe network pressure-superposed water supply equipment as claimed in claim 4, wherein: the intelligent high-level water tank pipe network pressure-superposed water supply equipment further comprises a pipeline filter (2) and a backflow preventer (3), wherein the pipeline filter is arranged on the tap water inlet pipe (1) and is positioned between a group of water inlet valves (4).
6. The intelligent high-level water tank pipe network pressure-superposed water supply equipment according to claim 1, characterized in that: the height and length of the high level water tank (13) are 1-2 x 1.2-5 x 2m, and the volume is 4-8 cubic meters; the diameter size of the tap water inlet pipe (1) is 65mm, and the diameter size of the user water outlet pipe (23) is 50mm; the water pump of the water pump unit (8) is a submersible pump, and the types of the water pumps include but are not limited to SP506, SP522, SP822 and SP824.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202222221490.0U CN218643459U (en) | 2022-08-23 | 2022-08-23 | Intelligent high-level water tank pipe network pressure-superposed water supply equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202222221490.0U CN218643459U (en) | 2022-08-23 | 2022-08-23 | Intelligent high-level water tank pipe network pressure-superposed water supply equipment |
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| CN218643459U true CN218643459U (en) | 2023-03-17 |
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| CN202222221490.0U Active CN218643459U (en) | 2022-08-23 | 2022-08-23 | Intelligent high-level water tank pipe network pressure-superposed water supply equipment |
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