High-pressure pipeline dredging system capable of switching water yield

Abstract

The high-pressure pipeline dredging system comprises an engine, a gear transmission box, a high-pressure pump and a clear water tank, the engine drives the high-pressure pump through the gear transmission box, the high-pressure pump pumps out water in the clear water tank, and a water inlet hole of the high-pressure pump is connected with the clear water tank through a water inlet pipeline. The device is characterized in that a first pneumatic three-way valve and a second pneumatic three-way valve are arranged on the water outlet pipeline, the first pneumatic three-way valve controls opening and closing of the first water outlet, the second pneumatic three-way valve controls opening and closing of the second water outlet, the first pneumatic three-way valve is communicated with the second pneumatic three-way valve, and the first pneumatic three-way valve is communicated with the second pneumatic three-way valve. The flow of the first water outlet is larger than or smaller than that of the second water outlet. The two water outlets are arranged and can be selectively opened, the water outlets with different flow rates can be switched according to the requirements of cleaning sites, the cleaning effect can be improved, and water resources can be saved.

Description

Technical Field

[0001] The utility model relates to cleaning equipment, in particular to a high-pressure pipeline dredging system capable of switching water output. Background Art

[0002] A high-pressure cleaner is a machine that uses a power device to make a high-pressure pump generate high-pressure water to wash the surface of an object. It can remove dirt and wash it away to achieve the purpose of cleaning the surface of an object. Because it uses high-pressure water to clean dirt, high-pressure cleaning is also recognized by the world as one of the most scientific, economical and environmentally friendly cleaning methods.

[0003] At present, there is a high-pressure pump cleaning operation control system, a utility model patent with Chinese patent application number 2022226724194, which has real-time pressure detection, real-time adjustment of the electronic throttle to obtain a preset pressure value, good operation effect, automatic adjustment of the high-pressure pump cleaning operation, simple operation, and avoidance of damage to the equipment by high pressure overpressure. However, the utility model only uses one water outlet, which cannot realize cleaning operations with different flow requirements, such as cleaning of large areas and cleaning of small areas. Summary of the invention

[0004] In order to overcome the shortcomings and deficiencies in the prior art, the purpose of the utility model is to provide a high-pressure pipe dredging system capable of switching the water output.

[0005] The purpose of the utility model is achieved through the following technical scheme: a high-pressure pipe dredging system capable of switching the water output, comprising an engine, a gear transmission box, a high-pressure pump and a clean water tank, the engine drives the high-pressure pump through the gear transmission box, the high-pressure pump pumps out the water in the clean water tank, the water inlet of the high-pressure pump is connected to the clean water tank through an inlet pipe, the water outlet hole of the high-pressure pump is provided with a water outlet pipe, the water outlet pipe is provided with a No. 1 pneumatic three-way valve and a No. 2 pneumatic three-way valve, the No. 1 pneumatic three-way valve controls the opening and closing of the No. 1 water outlet, the No. 2 pneumatic three-way valve controls the opening and closing of the No. 2 water outlet, the No. 1 pneumatic three-way valve and the No. 2 pneumatic three-way valve are connected, and the flow rate of the No. 1 water outlet is greater than or less than the flow rate of the No. 2 water outlet.

[0006] As an improvement of the high-pressure pipeline dredging system capable of switching the water output of the utility model, a valve port of the No. 2 pneumatic three-way valve is connected to the clean water tank through a return pipe.

[0007] As an improvement of the high-pressure pipe dredging system capable of switching the water output of the utility model, it also includes a control box, the control box is provided with a touch screen, the touch screen is provided with a No. 1 pneumatic three-way valve control button and a No. 2 pneumatic three-way valve control button, when the No. 1 pneumatic three-way valve is closed, the No. 2 pneumatic three-way valve is opened, when the No. 2 pneumatic three-way valve is closed, the No. 1 pneumatic three-way valve is opened, when the No. 1 pneumatic three-way valve and the No. 2 pneumatic three-way valve are both in a closed state, the water pumped out by the high-pressure pump flows back to the clean water tank from the return pipe.

[0008] As an improvement of the high-pressure pipeline dredging system capable of switching the water output of the utility model, a throttling pipeline is provided on the connecting pipeline of the No. 1 pneumatic three-way valve and the No. 2 pneumatic three-way valve, and a throttling valve is provided on the throttling pipeline, which can buffer the pressure.

[0009] As an improvement of the high-pressure pipeline dredging system capable of switching the water output of the utility model, a Y-type filter is provided on the water inlet pipeline, and the water in the clean water tank is pumped out by the high-pressure pump after filtering the particulate impurities through the Y-type filter, and a safety valve and a pressure sensor are provided on the pipeline connecting the high-pressure pump and the No. 1 pneumatic three-way valve. The pressure sensor detects the pressure value of the water outlet pipeline in real time. When the pressure value of the water outlet pipeline is greater than the set value, the electronic throttle adjusts the preset throttle value downward to reduce the engine speed.

[0010] As an improvement of the high-pressure pipeline dredging system capable of switching the water output of the utility model, it also includes a retractable pipe system, the retractable pipe system includes a gear oil pump, the gear oil pump is driven by the engine and the gear transmission box, and the engine drives the gear oil pump and the high-pressure pump simultaneously through the gear transmission box.

[0011] As an improvement of the high-pressure pipeline dredging system capable of switching the water output of the utility model, the retractable pipe system also includes a hydraulic motor, a hydraulic oil tank, a three-position four-way solenoid valve, a No. 1 oil pressure pipeline and a No. 2 oil pressure pipeline, one end of the No. 1 oil pressure pipeline and the No. 2 oil pressure pipeline are both connected to the three-position four-way solenoid valve, and the other ends of the No. 1 oil pressure pipeline and the No. 2 oil pressure pipeline are both connected to the hydraulic oil tank, and the other two interfaces of the three-position four-way solenoid valve are connected to the hydraulic motor through pipelines, a one-way valve and an overflow pipeline are provided on the No. 2 oil pressure pipeline, the overflow pipeline is connected to the hydraulic oil tank, an overflow valve is provided on the overflow pipeline, and the gear oil pump is arranged on the No. 2 oil pressure pipeline.

[0012] As an improvement of the high-pressure pipeline clearing system capable of switching the water output of the utility model, the three-position four-way solenoid valve includes a No. 1 solenoid valve and a No. 2 solenoid valve. When the No. 1 solenoid valve is energized, the hydraulic motor rotates forward to drive the hose reel to release the pipe. When the No. 2 solenoid valve is energized, the hydraulic motor rotates reversely to drive the hose reel to retract the pipe.

[0013] As an improvement of the high-pressure pipeline dredging system capable of switching the water output of the utility model, the touch screen is also provided with a cleaning button, a water return button, a pipe collection button, a pipe release button, a cleaning valve switch indicator light, a water return valve switch indicator light, a No. 1 solenoid valve switch indicator light, and a No. 2 solenoid valve switch indicator light. The cleaning button and the water return button are linkage buttons, one of which is clicked to connect and the other is disconnected, and the water return button is in a normally open state, and the cleaning button and the water return button are both green in the connected state and orange in the disconnected state; the pipe collection button and the pipe release button are linkage buttons, one of which is clicked to connect and the other cannot be clicked, click once to connect, click again to disconnect, the pipe collection button and the pipe release button are both green in the connected state and orange in the disconnected state. The touch screen is also provided with a throttle setting bar, a maximum pressure setting bar, and a real-time pressure value display bar.

[0014] As an improvement of the high-pressure pipe clearing system capable of switching the water output of the utility model, the cleaning valve switch indicator light is green when the cleaning button is connected, and red when it is disconnected; the return valve switch indicator light is green when the return button is connected, and red when it is disconnected; the No. 1 solenoid valve switch indicator light is green when the No. 1 solenoid valve is powered on, and red when the power is off, and the No. 2 solenoid valve switch indicator light is green when the No. 2 solenoid valve is powered on, and red when the power is off.

[0015] The beneficial effects of the utility model are as follows: the utility model is provided with two water outlets, the two water outlets can be selectively opened, and water outlets with different flow rates can be switched according to the needs of the cleaning site, which can improve the cleaning effect and save water resources. The two water outlets are respectively controlled to open and close by a No. 1 pneumatic three-way valve and a No. 2 pneumatic three-way valve. When the No. 1 pneumatic three-way valve is closed and the No. 2 pneumatic three-way valve is opened, when the No. 2 pneumatic three-way valve is closed, the No. 1 pneumatic three-way valve is opened. When the No. 1 pneumatic three-way valve and the No. 2 pneumatic three-way valve are both in a closed state, the water pumped out by the high-pressure pump flows back to the clean water tank from the return pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the system structure of the utility model;

[0017] Figure 2 It is a schematic diagram of a display cross section of the touch screen of the utility model; DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] It should be noted that all directional indications (such as up, down, left, right, front, back...) in the embodiments of the present invention are only used to explain the relative position relationship, movement status, etc. between the components under a specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0020] In addition, the descriptions of "first", "second", etc. in the present utility model are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in the field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the present utility model.

[0021] like Figure 1 and Figure 2 As shown, a high-pressure pipeline dredging system capable of switching water output includes an engine 1, a gear transmission box 2, a high-pressure pump 3 and a clean water tank 4. The engine 1 drives the high-pressure pump 3 through the gear transmission box 2, and the high-pressure pump 3 pumps out the water in the clean water tank 4. The water inlet of the high-pressure pump 3 is connected to the clean water tank 4 through the water inlet pipe 5. The water outlet hole of the high-pressure pump 3 is provided with a water outlet pipe 6, and the water outlet pipe 6 is provided with a No. 1 pneumatic three-way valve 7 and a No. 2 pneumatic three-way valve 8. The No. 1 pneumatic three-way valve 7 controls the opening and closing of the No. 1 water outlet 71, and the No. 2 pneumatic three-way valve 8 controls the opening and closing of the No. 2 water outlet 81. The No. 1 pneumatic three-way valve 7 and the No. 2 pneumatic three-way valve 8 are connected, and the flow rate of the No. 1 water outlet 71 is greater than or less than the flow rate of the No. 2 water outlet 81.

[0022] Preferably, one valve port of the No. 2 pneumatic three-way valve 8 is connected to the clean water tank 4 through a return pipe 9 .

[0023] Preferably, a control box is further included, on which a touch screen 10 is provided, on which a pneumatic three-way valve control button No. 1 11 and a pneumatic three-way valve control button No. 2 12 are provided, when the pneumatic three-way valve No. 1 7 is closed and the pneumatic three-way valve No. 2 8 is opened, when the pneumatic three-way valve No. 2 8 is closed, the pneumatic three-way valve No. 1 7 is opened, and when the pneumatic three-way valve No. 1 7 and the pneumatic three-way valve No. 2 8 are both in a closed state, the water pumped out by the high-pressure pump 3 flows back to the clean water tank from the return pipe 9.

[0024] Preferably, a throttling pipe 101 is provided on the connecting pipe between the No. 1 pneumatic three-way valve 7 and the No. 2 pneumatic three-way valve 8, and a throttling valve 102 is provided on the throttling pipe 101, and the throttling valve 102 can buffer the pressure.

[0025] Preferably, a Y-type filter 103 is provided on the water inlet pipe 5, and the water in the clean water tank 4 is pumped out by the high-pressure pump 3 after filtering out particulate impurities through the Y-type filter 103. A safety valve 104 and a pressure sensor 105 are provided on the pipe connecting the high-pressure pump 3 and the No. 1 pneumatic three-way valve 7. The pressure sensor 105 detects the pressure value of the water outlet pipe 6 in real time. When the pressure value of the water outlet pipe 6 is greater than the set value, the electronic throttle adjusts the preset throttle value downward to reduce the speed of the engine 1.

[0026] Preferably, it also includes a retractable pipe system 20, which includes a gear oil pump 21. The gear oil pump 21 is driven by the engine 1 and the gear transmission box 2. The engine 1 drives the gear oil pump 21 and the high-pressure pump 3 at the same time through the gear transmission box 2.

[0027] Preferably, the retractable and retractable pipe system 20 also includes a hydraulic motor 22, a hydraulic oil tank 23, a three-position four-way solenoid valve 24, a No. 1 oil pressure pipeline 25 and a No. 2 oil pressure pipeline 26. One end of the No. 1 oil pressure pipeline 24 and the No. 2 oil pressure pipeline 26 are both connected to the three-position four-way solenoid valve 24, and the other ends of the No. 1 oil pressure pipeline 25 and the No. 2 oil pressure pipeline 26 are both connected to the hydraulic oil tank 23. The other two interfaces of the three-position four-way solenoid valve 24 are connected to the hydraulic motor 22 through pipelines. A one-way valve 27 and an overflow pipeline 28 are provided on the No. 2 oil pressure pipeline 26. The overflow pipeline 28 is connected to the hydraulic oil tank 23, and an overflow valve 29 is provided on the overflow pipeline 28. The gear oil pump 21 is arranged on the No. 2 oil pressure pipeline 26.

[0028] Preferably, the three-position four-way solenoid valve 24 includes a No. 1 solenoid valve 241 and a No. 2 solenoid valve 242. When the No. 1 solenoid valve 241 is energized, the hydraulic motor 22 rotates forward to drive the hose reel to release the pipe. When the No. 2 solenoid valve 242 is energized, the hydraulic motor 22 rotates reversely to drive the hose reel to retract the pipe.

[0029] Preferably, the touch screen 10 is also provided with a cleaning button 13, a water return button 14, a tube collection button 15, a tube release button 16, a cleaning valve switch indicator light 17, a water return valve switch indicator light 18, a No. 1 solenoid valve switch indicator light 19 and a No. 2 solenoid valve switch indicator light 110. The cleaning button 13 and the water return button 14 are linkage buttons. When one of them is clicked to connect, the other will be disconnected. The water return button 14 is in a normally open state. The cleaning button and the water return button are both green in the connected state and orange in the disconnected state. The tube collection button 15 and the tube release button 16 are linkage buttons. When one of them is clicked to connect, the other cannot be clicked. Click once to connect and click again to disconnect. The tube collection button 15 and the tube release button 16 are both green in the connected state and orange in the disconnected state. The touch screen 10 is also provided with a throttle setting bar 111, a maximum pressure setting bar 112 and a real-time pressure value display bar 113.

[0030] Preferably, the cleaning valve switch indicator light 17 is green when the cleaning button 13 is connected, and is red when it is disconnected; the return valve switch indicator light 18 is green when the return button 14 is connected, and is red when it is disconnected; the No. 1 solenoid valve switch indicator light 19 is green when the No. 1 solenoid valve 241 is powered on, and is red when it is powered off, and the No. 2 solenoid valve switch indicator light 110 is green when the No. 2 solenoid valve 242 is powered on, and is red when it is powered off.

[0031] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and structures of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high-pressure pipeline dredging system capable of switching water output, comprising an engine, a gear transmission box, a high-pressure pump and a clean water tank, wherein the engine drives the high-pressure pump through the gear transmission box, the high-pressure pump pumps out water in the clean water tank, the water inlet of the high-pressure pump is connected to the clean water tank through a water inlet pipe, and a water outlet pipe is provided on the water outlet of the high-pressure pump, characterized in that: A pneumatic three-way valve No. 1 and a pneumatic three-way valve No. 2 are provided on the water outlet pipe. The pneumatic three-way valve No. 1 controls the opening and closing of the water outlet No. 1, and the pneumatic three-way valve No. 2 controls the opening and closing of the water outlet No.

2. The pneumatic three-way valve No. 1 is connected to the pneumatic three-way valve No. 2, and the flow rate of the water outlet No. 1 is greater than or less than the flow rate of the water outlet No.

2.

2. The high-pressure pipeline dredging system capable of switching water output according to claim 1, characterized in that: A valve port of the No. 2 pneumatic three-way valve is connected to the clean water tank through a reflux pipe.

3. The high-pressure pipeline dredging system capable of switching water output according to claim 2, characterized in that: It also includes a control box, which is provided with a touch screen, and the touch screen is provided with a No. 1 pneumatic three-way valve control button and a No. 2 pneumatic three-way valve control button. When the No. 1 pneumatic three-way valve is closed, the No. 2 pneumatic three-way valve is opened, and when the No. 2 pneumatic three-way valve is closed, the No. 1 pneumatic three-way valve is opened. When the No. 1 pneumatic three-way valve and the No. 2 pneumatic three-way valve are both in a closed state, the water pumped out by the high-pressure pump flows back to the clean water tank from the return pipe.

4. The high-pressure pipeline dredging system capable of switching water output according to claim 2, characterized in that: A throttling pipe is provided on the connecting pipe between the No. 1 pneumatic three-way valve and the No. 2 pneumatic three-way valve, and a throttling valve is provided on the throttling pipe.

5. The high-pressure pipeline dredging system capable of switching water output according to claim 2, characterized in that: The water inlet pipe is provided with a Y-type filter, the water in the clean water tank is filtered through the Y-type filter for particulate impurities and then pumped out by the high-pressure pump, and a safety valve and a pressure sensor are provided on the pipe connecting the high-pressure pump and the No. 1 pneumatic three-way valve.

6. The high-pressure pipeline dredging system capable of switching water output according to claim 3, characterized in that: It also includes a retractable pipe system, which includes a gear oil pump. The gear oil pump is driven by the engine and the gear transmission box. The engine drives the gear oil pump and the high-pressure pump simultaneously through the gear transmission box.

7. The high-pressure pipeline dredging system capable of switching water output according to claim 6, characterized in that: The retractable and retractable pipe system also includes a hydraulic motor, a hydraulic oil tank, a three-position four-way solenoid valve, a No. 1 oil pressure pipeline and a No. 2 oil pressure pipeline. One end of the No. 1 oil pressure pipeline and the No. 2 oil pressure pipeline are both connected to the three-position four-way solenoid valve, and the other end of the No. 1 oil pressure pipeline and the No. 2 oil pressure pipeline are both connected to the hydraulic oil tank. The other two interfaces of the three-position four-way solenoid valve are connected to the hydraulic motor through pipelines. A one-way valve and an overflow pipeline are provided on the No. 2 oil pressure pipeline. The overflow pipeline is connected to the hydraulic oil tank, and an overflow valve is provided on the overflow pipeline. The gear oil pump is arranged on the No. 2 oil pressure pipeline.

8. The high-pressure pipeline dredging system capable of switching water output according to claim 7, characterized in that: The three-position four-way solenoid valve includes a No. 1 solenoid valve and a No. 2 solenoid valve. When the No. 1 solenoid valve is energized, the hydraulic motor rotates forward to drive the hose reel to release the pipe. When the No. 2 solenoid valve is energized, the hydraulic motor rotates reversely to drive the hose reel to retract the pipe.

9. The high-pressure pipeline dredging system capable of switching water output according to claim 8, characterized in that: The touch screen is also provided with a cleaning button, a return water button, a tube collection button, a tube release button, a cleaning valve switch indicator light, a return water valve switch indicator light, a No. 1 solenoid valve switch indicator light and a No. 2 solenoid valve switch indicator light. The cleaning button and the return water button are interlocking buttons. When one of them is clicked to be connected, the other will be disconnected. The return water button is in a normally on state. The cleaning button and the return water button are both green in the connected state and orange in the disconnected state. The tube collection button and the tube release button are interlocking buttons. When one of them is clicked to be connected, the other cannot be clicked. Click once to connect and click again to disconnect. The tube collection button and the tube release button are both green in the connected state and orange in the disconnected state.

10. The high-pressure pipeline dredging system capable of switching water output according to claim 9, characterized in that: The cleaning valve switch indicator light is green when the cleaning button is connected, and red when it is disconnected; the return valve switch indicator light is green when the return button is connected, and red when it is disconnected; the No. 1 solenoid valve switch indicator light is green when the No. 1 solenoid valve is powered on, and red when it is powered off, and the No. 2 solenoid valve switch indicator light is green when the No. 2 solenoid valve is powered on, and red when it is powered off.

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