CN217734221U - Variable-frequency water supply equipment with vacuum water diversion tank - Google Patents
Variable-frequency water supply equipment with vacuum water diversion tank Download PDFInfo
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- CN217734221U CN217734221U CN202221487599.2U CN202221487599U CN217734221U CN 217734221 U CN217734221 U CN 217734221U CN 202221487599 U CN202221487599 U CN 202221487599U CN 217734221 U CN217734221 U CN 217734221U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
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Abstract
The utility model discloses a variable frequency water supply device with a vacuum water diversion tank, which comprises a base; the vacuum diversion tank is arranged on the base, a water inlet pipe and a water outlet pipe are arranged at the bottom of the vacuum diversion tank, and the water inlet pipe extends into the vacuum diversion tank and extends to the top of the vacuum diversion tank; the guide pipe is positioned above the base and communicated with the water discharge pipe; the at least two pump bodies are arranged on the base and are communicated with the flow guide pipe; the water outlet pipe is positioned above the base and is respectively communicated with the at least two pump bodies; the water replenishing assembly comprises a water replenishing pipe and a water replenishing pump installed on the water replenishing pipe, and the water replenishing pipe is communicated with the top of the vacuum water diversion tank; when the vacuum diversion tank is short of water, the water replenishing pump is started to realize that the water replenishing pipe replenishes water for the vacuum diversion tank so as to ensure that the pump body can normally work.
Description
Technical Field
The utility model relates to a water supply equipment's technical field especially relates to a take frequency conversion water supply equipment of vacuum diversion jar.
Background
The secondary water supply is a form that a unit or an individual stores and pressurizes urban public water supply or self-built facility water supply, and supplies water to users or self-use through a pipeline. The secondary water supply is mainly established for compensating the pressure shortage of the municipal water supply pipeline and ensuring the water consumption of high-rise people living in dwellings.
The utility model patent of current publication number CN216475322U discloses a network of pipes folds pressure formula frequency conversion water supply equipment, include: the water-saving irrigation device comprises a bottom plate assembly, a irrigation body assembly, a flow guide assembly, a frequency conversion assembly and a water outlet assembly, wherein the bottom plate assembly comprises a bottom plate and two side plates arranged at the upper end of the bottom plate; the tank body assembly comprises flow stabilizing tanks arranged at the upper ends of the two side plates, a water inlet pipe is arranged at the upper ends of the flow stabilizing tanks, and a water drain pipe is arranged at the lower ends of the flow stabilizing tanks; the flow guide assembly comprises a flow guide pipe arranged on the upper side of the bottom plate, the flow guide pipe is communicated with a drain pipe of the flow stabilizing tank through a first pipeline, and a plurality of flow guide ports are uniformly distributed on the side wall of the flow guide pipe; the variable frequency assembly comprises a plurality of variable frequency pump bodies arranged at the upper end of the bottom plate, the variable frequency pump bodies are communicated with the flow guide ports of the flow guide pipe through a plurality of second pipelines, the output end of each variable frequency pump body is connected with an L-shaped bent pipe, and the side wall of each bent pipe is provided with a check valve; the water outlet assembly comprises a water outlet pipe communicated with a plurality of bent pipes, the water outlet pipe is transversely arranged, and a sealing cover is arranged at one end of the water outlet pipe. The constant pressure of the system can be guaranteed, the stable operation of the water supply system is further guaranteed, the condition that the standby pump cannot work normally in an abnormal state can be avoided, and the use stability is improved.
The technical scheme has the following defects: because reasons such as frequency conversion pump body automatic switch-over, soft start and the stop pump of frequency conversion subassembly, often the water level in the stationary flow jar can not keep normal situation, if the water in the flow jar oozes from between drain pipe and the first pipeline for reasons such as cause the rivers loss in the flow jar, lead to the frequency conversion pump body can not normally work, influence user's water, at this moment, need stop the operation of the frequency conversion pump body, water injection in the stationary flow jar is followed to the manual work, exists and is interrupted the water cut-off, defects such as manual management.
SUMMERY OF THE UTILITY MODEL
Based on this, the utility model aims to provide a take frequency conversion water supply equipment of vacuum diversion jar, it has the advantage of the moisturizing of easy for vacuum diversion jar to the pump body moves in real time, stops to supply water with reducing water supply equipment.
In a first aspect, the utility model provides a take frequency conversion water supply equipment of vacuum diversion jar, include:
a base;
the vacuum diversion tank is arranged on the base, a water inlet pipe and a water outlet pipe are arranged at the bottom of the vacuum diversion tank, and the water inlet pipe extends into the vacuum diversion tank and extends to the top of the vacuum diversion tank;
the honeycomb duct is positioned above the base and communicated with the water discharge pipe;
the at least two pump bodies are arranged on the base and are communicated with the flow guide pipe;
the water outlet pipe is positioned above the base and is respectively communicated with the at least two pump bodies;
the water replenishing assembly comprises a water replenishing pipe and a water replenishing pump installed on the water replenishing pipe, and the water replenishing pipe is communicated with the top of the vacuum water diversion tank; when the vacuum diversion tank is short of water, the water replenishing pump is started to realize that the water replenishing pipe replenishes water for the vacuum diversion tank so as to ensure that the pump body can normally work.
The utility model discloses further set up to: the water pump is characterized by further comprising a control device, wherein the control device is respectively connected with the pump body and the water replenishing pump and used for controlling the pump body and the water replenishing pump.
The utility model discloses further set up to: the water replenishing pipe is provided with a first electromagnetic valve, the first electromagnetic valve is positioned between the water replenishing pump and the vacuum water diversion tank, and the first electromagnetic valve is connected with the control device.
The utility model discloses further set up to: and the vacuum diversion tank is provided with a liquid level detection device, and the liquid level detection device is connected with the control device.
The utility model discloses further set up to: an exhaust pipe is arranged at the top of the vacuum water diversion tank, a second electromagnetic valve is arranged in the exhaust pipe, and the second electromagnetic valve is connected with the control device.
The utility model discloses further set up to: and a drain pipe is arranged at the bottom of the vacuum diversion tank and is provided with a drain valve.
The utility model discloses further set up to: the water outlet device is characterized by further comprising an air pressure tank, wherein the air pressure tank is arranged on the base, the air pressure tank is communicated with the water outlet pipe through a pressure stabilizing tube, and the pressure stabilizing tube is provided with a control valve.
The utility model discloses further set up to: the pump body is equipped with three, three the pump body sets up side by side, three the pump body is connected the honeycomb duct with between the outlet pipe.
The utility model discloses further set up to: one side of the flow guide pipe is communicated with the water discharge pipe through a first pipeline; the other side of the flow guide pipe is respectively communicated with the three pump bodies through three second pipelines, and the second pipelines are provided with first valves; the water outlet pipe is respectively communicated with the three pump bodies through three third pipelines, and the third pipelines are provided with second valves.
The utility model discloses further set up to: the water inlet pipe is provided with a water suction bottom valve for limiting water backflow.
Compared with the prior art, the utility model provides a take variable frequency water supply equipment of vacuum diversion jar through setting up as the moisturizing subassembly of vacuum diversion jar moisturizing, when the vacuum diversion jar causes the lack of water because of reasons such as automatic switch-over, soft start and the pump shutdown of the pump body, starts the moisturizing pump of moisturizing subassembly, and the moisturizing pump is moisturizing for the vacuum diversion jar through the moisturizing pipe, makes the water in the vacuum diversion jar sufficient, so that the pump body starts in real time, is favorable to water supply equipment normal water supply; the defect that manual water replenishing for the vacuum water diversion tank wastes time and labor is overcome, so that water replenishing for the vacuum water diversion tank is easier, the structure is simple, and the operation and control are convenient;
thirdly, liquid level detection device detects the liquid level in the vacuum diversion jar, and when liquid level detection device detected the liquid level in the vacuum diversion jar and crossed low, controlling means opened and controls the moisturizing pump according to liquid level detection device's testing result control first solenoid valve and starts to in order that the moisturizing pipe supplies water for the vacuum diversion jar, this moment, controlling means control second solenoid valve was opened, so that the air in the discharge vacuum diversion jar. When the water level in the vacuum diversion tank reaches the normal liquid level due to water supplement, the control device controls the water supplement pump to be closed and controls the first electromagnetic valve to be closed according to the detection result of the liquid level detection device so as to stop supplementing water for the vacuum diversion tank, and at the moment, the control device controls the second electromagnetic valve to be closed so as to enable the vacuum diversion tank to be in a relatively sealed state.
Drawings
The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
Fig. 1 is a schematic structural view of the variable frequency water supply equipment with the vacuum water diversion tank of the present invention.
Fig. 2 is a schematic structural view of the variable frequency water supply equipment with the vacuum diversion tank of the present invention.
Fig. 3 is a schematic structural view of the vacuum water diversion tank of the present invention.
In the figure: 1. a base; 2. a vacuum water diversion tank; 21. a water inlet pipe; 211. a water suction bottom valve; 22. a drain pipe; 23. a blow-off pipe; 231. a blowdown valve; 3. a flow guide pipe; 31. a first conduit; 32. a second conduit; 321. a first valve; 4. a pump body; 5. a water outlet pipe; 51. a third pipeline; 511. a second valve; 52. a pressure sensor; 6. a water replenishing assembly; 61. a water replenishing pipe; 611. a first solenoid valve; 62. a water replenishing pump; 7. a liquid level detection device; 8. an exhaust pipe; 81. a second solenoid valve; 9. an air pressure tank; 91. a voltage stabilizing tube; 92. and a control valve.
Detailed Description
The terms of orientation of up, down, left, right, front, back, top, bottom, and the like, referred to or may be referred to in this specification, are defined relative to their configuration, and are relative concepts. Therefore, it may be changed according to different positions and different use states. Therefore, these and other directional terms should not be construed as limiting terms.
The implementations described in the exemplary embodiments below do not represent all implementations consistent with the present disclosure. Rather, they are merely examples of implementations consistent with certain aspects of the present disclosure.
The terminology used in the present disclosure is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. As used in this disclosure, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.
Referring to fig. 1 to 3, the variable frequency water supply equipment with the vacuum water diversion tank provided by the present invention comprises a base 1, a vacuum water diversion tank 2, a flow guide pipe 3, at least two pump bodies 4, a water outlet pipe 5 and a water replenishing assembly 6; vacuum water diversion jar 2 sets up on base 1, the bottom of vacuum water diversion jar 2 is equipped with inlet tube 21 and drain pipe 22, inlet tube 21 is used for letting in water in vacuum water diversion jar 2, drain pipe 22 is used for discharging the water in the vacuum water diversion jar 2, wherein, as shown in fig. 3, inlet tube 21 stretches into in the vacuum water diversion jar 2 and extends to the top in the vacuum water diversion jar 2, there is the clearance between the top in inlet tube 21 and the vacuum water diversion jar 2, flow from inlet tube 21 in order to reduce the water in the vacuum water diversion jar 2, inlet tube 21 can be connected with city's water pipe, also can be connected with the water source, the water source includes underground water pond, well and river etc.. The draft tube 3 is arranged above the base 1, and the draft tube 3 is communicated with the drain pipe 22 so as to guide the water in the drain pipe 22. At least two pump bodies 4 are arranged on the base 1, and the at least two pump bodies 4 are communicated with the flow guide pipe 3, so that the pump bodies 4 can pump water in the vacuum water diversion tank 2 through the flow guide pipe 3 and the water drainage pipe 22; the water outlet pipe 5 is positioned above the base 1, and the water outlet pipe 5 is respectively communicated with at least two pump bodies 4, so that the pump bodies 4 can conveniently pump the water in the vacuum water diversion tank 2 to the water outlet pipe 5 through the flow guide pipe 3 and the water discharge pipe 22. The water supplementing assembly 6 comprises a water supplementing pipe 61 and a water supplementing pump 62 arranged on the water supplementing pipe 61, one end of the water supplementing pipe 61 is communicated with the top of the vacuum water diversion tank 2, and the other end of the water supplementing pipe 61 is connected with a water source; when the vacuum water diversion tank 2 is lack of water, the water replenishing pump 62 is started to replenish water for the vacuum water diversion tank 2 by the water replenishing pipe 61, so that the pump body 4 can work normally. The water replenishing assembly 6 is arranged for replenishing water to the vacuum water diversion tank 2, when the vacuum water diversion tank 2 is short of water due to reasons of automatic switching, soft starting, pump stopping and the like of the pump body 4, and the water level in the vacuum water diversion tank 2 is too low, the water replenishing pump 62 of the water replenishing assembly 6 is started, and the water replenishing pump 62 replenishes water to the vacuum water diversion tank 2 through the water replenishing pipe 61, so that the water in the vacuum water diversion tank 2 is sufficient, the pump body 4 is conveniently started in real time, and normal water supply of water supply equipment is facilitated; the problem of artifical 2 moisturizing wastes time and energy for vacuum diversion jar is solved for the moisturizing of vacuum diversion jar 2 is easier, and simple structure is convenient for control.
In some embodiments, referring to FIG. 1, the make-up pump 62 is a self-priming pump, referring to FIG. 2, the make-up pump 62 is a submersible pump, although the make-up pump 62 may be any other suitable pump as desired.
In some embodiments, the water supply device further comprises a control device, the control device is respectively connected with the pump body 4 and the water replenishing pump 62 and is used for controlling the pump body 4 and the water replenishing pump 62, the pump body 4 and the water replenishing pump 62 can be controlled by operating the control device, and the pump body 4 and the water replenishing pump 62 can also be controlled by the control device, so that the water supply device is easier to operate, and the water supply operation of the water supply device is facilitated to be promoted. The water replenishing pipe 61 is provided with a first electromagnetic valve 611, the first electromagnetic valve 611 is positioned between the water replenishing pump 62 and the vacuum water diversion tank 2, and the first electromagnetic valve 611 is connected with the control device, so that the control device controls the first electromagnetic valve 611; when the vacuum diversion tank 2 needs to be replenished with water, the control device controls the first electromagnetic valve 611 to open so that the replenishing pipe 61 replenishes water for the vacuum diversion tank 2. The vacuum diversion tank 2 is provided with a liquid level detection device 7, the liquid level detection device 7 is connected with a control device, the liquid level detection device 7 can be a liquid level sensor, and the liquid level detection device 7 can also be other devices capable of detecting liquid level; the liquid level sensor is at least provided with two preset values, namely a low water level value and a high water level value, in the vacuum water diversion tank 2. An exhaust pipe 8 is arranged at the top of the vacuum diversion tank 2, a second electromagnetic valve 81 is arranged in the exhaust pipe 8, and the second electromagnetic valve 81 is connected with the control device. When the liquid level sensor detects that the liquid level in the vacuum water diversion tank 2 is at a low water level value or lower than the low water level value, the control device controls the first electromagnetic valve 611 to be opened and controls the water replenishing pump 62 to be started according to the detection result of the liquid level detection device 7 so that the water replenishing pipe 61 supplies water for the vacuum water diversion tank 2, and at the moment, the control device controls the second electromagnetic valve 81 to be opened so that air in the vacuum water diversion tank 2 is discharged. When the liquid level in the vacuum diversion tank 2 is at a high level value or higher than the high level value, the control device controls the water replenishing pump 62 to be closed and controls the first electromagnetic valve 611 to be closed according to the detection result of the liquid level detection device 7 so as to stop replenishing water for the vacuum diversion tank 2, and at the moment, the control device controls the second electromagnetic valve 81 to be closed so that the vacuum diversion tank 2 is in a relatively sealed state. Through the control of the control device, the water supply equipment is more intelligent.
Further, the bottom of the vacuum water diversion tank 2 is provided with a drain pipe 23, the drain pipe 23 is provided with a drain valve 231, and when the vacuum water diversion tank 2 needs to drain, the drain valve 231 is opened so that the vacuum water diversion tank 2 drains, and the vacuum water diversion tank 2 is favorable for cleaning.
In some embodiments, the water supply device further comprises an air pressure tank 9, the air pressure tank 9 is arranged on the base 1, the air pressure tank 9 is communicated with the water outlet pipe 5 through a pressure stabilizing tube 91 so as to relieve frequent starting of the pump body 4 when water in the water outlet pipe 5 flows out, the pressure stabilizing tube 91 is provided with a control valve 92, and the state of communication between the air pressure tank 9 and the water outlet pipe 5 can be controlled through the control valve 92 so as to control whether the air pressure tank 9 is connected to water supply equipment or not according to actual needs.
Illustratively, three pump bodies 4 are arranged, the three pump bodies 4 are arranged side by side, the three pump bodies 4 are connected between the flow guide pipe 3 and the water outlet pipe 5, so that the pump bodies 4 can pump the water in the flow guide pipe 3 to the water outlet pipe 5, and the flow rate and the water pressure of the water in the water outlet pipe 5 can be controlled by controlling the starting number of the pump bodies 4; the outlet pipe 5 is provided with a pressure sensor 52 for detecting the water pressure in the pipe 5. One side of the draft tube 3 is communicated with the drain pipe 22 through a first pipeline 31, so that the draft tube 3 is communicated with the vacuum diversion tank 2 through the first pipeline 31 and the drain pipe 22; the other side of the draft tube 3 is respectively communicated with the three pump bodies 4 through three second pipelines 32, that is, the second pipelines 32 are communicated with the water inlet ends of the pump bodies 4, and the second pipelines 32 are provided with first valves 321 for controlling the communication between the pump bodies 4 and the draft tube 3; the water outlet pipe 5 is respectively communicated with the three pump bodies 4 through three third pipelines 51, that is, the third pipelines 51 are communicated with the water outlet ends of the pump bodies 4, the third pipelines 51 are provided with second valves 511, the second valves 511 are preferably reverse-flow valves to limit the water in the water outlet pipe 5 from flowing back to the flow guide pipe 3, and of course, the second valves 511 may also be other suitable valves.
In some embodiments, the inlet pipe 21 is provided with a suction foot valve 211, the suction foot valve 211 is located at the end of the inlet pipe 21, the suction foot valve 211 is generally in communication with a water source such as a pool or a river, and the suction foot valve 211 is used to limit the water in the vacuum diversion tank 2 from flowing backward into the water source.
The utility model discloses an implement the principle and do: when the liquid level sensor detects that the liquid level in the vacuum water diversion tank 2 is at a low water level value or is lower than the low water level value, the control device controls the first electromagnetic valve 611 to be opened and controls the water replenishing pump 62 to be started according to the detection result of the liquid level detection device 7, so that the water replenishing pipe 61 replenishes water for the vacuum water diversion tank 2, at the moment, the control device controls the second electromagnetic valve 81 to be opened, so that air in the vacuum water diversion tank 2 is discharged, the resistance of the water replenishing pipe 61 for replenishing water for the vacuum water diversion tank 2 is smaller, and the water replenishing efficiency is improved. When the liquid level in the vacuum water diversion tank 2 is at a high level value or higher than the high level value, the control device controls the water replenishing pump 62 to be closed and controls the first electromagnetic valve 611 to be closed according to the detection result of the liquid level detection device 7 so as to stop replenishing water for the vacuum water diversion tank 2, and at the moment, the control device controls the second electromagnetic valve 81 to be closed so that the vacuum water diversion tank 2 is in a relatively sealed state.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (10)
1. The utility model provides a take frequency conversion water supply equipment of vacuum diversion jar which characterized in that includes:
a base (1);
the vacuum water diversion tank (2) is arranged on the base (1), a water inlet pipe (21) and a water outlet pipe (22) are arranged at the bottom of the vacuum water diversion tank (2), and the water inlet pipe (21) extends into the vacuum water diversion tank (2) and extends to the top of the vacuum water diversion tank (2);
the honeycomb duct (3) is positioned above the base (1), and the honeycomb duct (3) is communicated with the drain pipe (22);
the at least two pump bodies (4) are arranged on the base (1), and the at least two pump bodies (4) are communicated with the flow guide pipe (3);
the water outlet pipe (5) is positioned above the base (1), and the water outlet pipe (5) is respectively communicated with at least two pump bodies (4);
the water replenishing assembly (6), the water replenishing assembly (6) comprises a water replenishing pipe (61) and a water replenishing pump (62) installed on the water replenishing pipe (61), and the water replenishing pipe (61) is communicated with the top of the vacuum water diversion tank (2); when lack of water in the vacuum diversion jar (2), start moisturizing pump (62) are in order to realize moisturizing pipe (61) do vacuum diversion jar (2) moisturizing, in order to ensure pump body (4) can normally work.
2. The variable-frequency water supply equipment with the vacuum water diversion tank is characterized by further comprising a control device, wherein the control device is respectively connected with the pump body (4) and the water replenishing pump (62) and is used for controlling the pump body (4) and the water replenishing pump (62).
3. The variable-frequency water supply equipment with the vacuum water diversion tank is characterized in that the water supplementing pipe (61) is provided with a first electromagnetic valve (611), the first electromagnetic valve (611) is positioned between the water supplementing pump (62) and the vacuum water diversion tank (2), and the first electromagnetic valve (611) is connected with the control device.
4. The variable-frequency water supply equipment with the vacuum diversion tank is characterized in that the vacuum diversion tank (2) is provided with a liquid level detection device (7), and the liquid level detection device (7) is connected with the control device.
5. The variable-frequency water supply equipment with the vacuum diversion tank is characterized in that an exhaust pipe (8) is arranged at the top of the vacuum diversion tank (2), a second electromagnetic valve (81) is arranged in the exhaust pipe (8), and the second electromagnetic valve (81) is connected with the control device.
6. The variable-frequency water supply equipment with the vacuum water diversion tank is characterized in that a drain pipe (23) is arranged at the bottom of the vacuum water diversion tank (2), and the drain pipe (23) is provided with a drain valve (231).
7. The variable-frequency water supply equipment with the vacuum water diversion tank is characterized by further comprising an air pressure tank (9), wherein the air pressure tank (9) is arranged on the base (1), the air pressure tank (9) is communicated with the water outlet pipe (5) through a pressure stabilizing pipe (91), and the pressure stabilizing pipe (91) is provided with a control valve (92).
8. The variable-frequency water supply equipment with the vacuum water diversion tank according to claim 1, wherein three pump bodies (4) are arranged, the three pump bodies (4) are arranged side by side, and the three pump bodies (4) are connected between the flow guide pipe (3) and the water outlet pipe (5).
9. The variable-frequency water supply equipment with the vacuum water diversion tank is characterized in that one side of the water diversion pipe (3) is communicated with the water drainage pipe (22) through a first pipeline (31); the other side of the draft tube (3) is respectively communicated with the three pump bodies (4) through three second pipelines (32), and the second pipelines (32) are provided with first valves (321); the water outlet pipe (5) is communicated with the three pump bodies (4) through three third pipelines (51), and the third pipelines (51) are provided with second valves (511).
10. The variable-frequency water supply equipment with the vacuum water diversion tank as claimed in claim 1, wherein the water inlet pipe (21) is provided with a water suction bottom valve (211) for limiting the backflow of water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221487599.2U CN217734221U (en) | 2022-06-14 | 2022-06-14 | Variable-frequency water supply equipment with vacuum water diversion tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221487599.2U CN217734221U (en) | 2022-06-14 | 2022-06-14 | Variable-frequency water supply equipment with vacuum water diversion tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217734221U true CN217734221U (en) | 2022-11-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221487599.2U Active CN217734221U (en) | 2022-06-14 | 2022-06-14 | Variable-frequency water supply equipment with vacuum water diversion tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217734221U (en) |
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2022
- 2022-06-14 CN CN202221487599.2U patent/CN217734221U/en active Active
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