Mobile high pressure cleaner

By designing a mobile high-pressure cleaning machine, integrating motor, water pump, pressure regulating valve, valve assembly and liquid suction machine, the cleaning mode of automatic switching and mixing of high-pressure water, disinfectant and cleaning agent is achieved, solving the problem that existing high-pressure cleaning machines cannot be deeply cleaned and operated inefficiently, and improving cleaning efficiency.

CN222724945UActive Publication Date: 2025-04-08QINGDAO MEILIAN CLEANING EQUIP CO LTD
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Patent Information

Application Number
CN202421311611.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-06-11
Publication Date
2025-04-08
Estimated Expiration
2034-06-11

AI Technical Summary

Technical Problem

The existing high-pressure cleaning machines can only flush dirt on the surface of the object, cannot be thoroughly cleaned, and the operation efficiency is low, and require manual spraying of cleaning agents and disinfectants.

Method used

A mobile high-pressure cleaning machine is designed, integrating motor, water pump, pressure regulating valve, valve assembly, liquid suction device and other components. It can automatically switch the cleaning mode of high-pressure water, disinfectant and cleaning agent, and connect it to the main water outlet through a four-way connector to achieve automatic mixing and spraying.

Benefits of technology

It realizes automatic addition of disinfectant and cleaning agent while ensuring the high-pressure water cleaning mode, improving cleaning efficiency and reducing manual operation time.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model proposes a mobile high-pressure cleaning machine, including a frame, on which a motor and a water pump are arranged, the motor is fixed on the frame, the output end of the motor is connected to the water pump, the water outlet of the water pump is connected to a first water outlet pipe through a pressure regulating valve, one end of the first water outlet pipe is connected to the water pump, and the other end is connected to a valve assembly, the inlet end of the valve assembly is connected to the first water outlet pipe, the outlet end of the valve assembly is respectively connected to a high-pressure water pipe, a disinfectant pipe, and a cleaning agent pipe, the outlet ends of the high-pressure water pipe, the disinfectant pipe, and the cleaning agent pipe are connected to the total water outlet through a four-way joint, the disinfectant pipe and the cleaning agent pipe are connected to the valve assembly through a liquid aspirator, a liquid aspirator filling port is arranged in the middle of the liquid aspirator, and the liquid aspirator filling port is connected to the inside of the liquid aspirator. While ensuring the high-pressure water cleaning mode, disinfectant and cleaning agent mode cleaning are added, without the need for manual spraying, thereby improving the cleaning efficiency.
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Description

Technical Field

[0001] The utility model relates to the technical field of cleaning devices, in particular to a mobile high-pressure cleaning machine. Background Art

[0002] A high-pressure cleaner uses a power device to generate high-pressure water to wash the surface of an object. It can peel off and wash away dirt, thereby achieving the purpose of cleaning the dirt on the surface of the object.

[0003] Existing high-pressure cleaning machines basically use high-pressure water for washing, but high-pressure water can only wash away dirt on the surface of objects and cannot perform deep cleaning. Therefore, cleaning agents, disinfectants, etc. need to be used in combination during use. Existing operating methods are mostly to manually spray cleaning agents and disinfectants onto the surface of objects to be cleaned, which increases cleaning time and reduces cleaning efficiency. Utility Model Content

[0004] The purpose of the utility model is to provide a mobile high-pressure cleaning machine to solve the technical problems raised in the above-mentioned background technology in view of the deficiencies in the prior art.

[0005] To achieve the above-mentioned purpose, the technical solution of the utility model is implemented as follows: a mobile high-pressure cleaning machine includes a frame, a motor and a water pump are arranged on the frame, the motor is fixed on the frame, the output end of the motor is connected to the water pump, the water outlet of the water pump is connected to a first water outlet pipe through a pressure regulating valve, one end of the first water outlet pipe is connected to the water pump, and the other end is connected to a valve assembly, the inlet end of the valve assembly is connected to the first water outlet pipe, and the outlet end of the valve assembly is respectively connected to a high-pressure water pipe, a disinfectant pipe, and a cleaning agent pipe, the valve assembly is fixed above the frame, the inlet ends of the high-pressure water pipe, the disinfectant pipe, and the cleaning agent pipe are respectively connected to the valve assembly, the outlet ends of the high-pressure water pipe, the disinfectant pipe, and the cleaning agent pipe are connected to the total water outlet through a four-way joint, the disinfectant pipe and the cleaning agent pipe are both connected to the valve assembly through a liquid aspirator, a liquid aspirator filling port is arranged in the middle of the liquid aspirator, and the liquid aspirator filling port is connected to the inside of the liquid aspirator.

[0006] The aspirator is a water ejector, comprising an aspirator inlet, an aspirator outlet, and an aspirator liquid filling port. The aspirator inlet and the aspirator outlet are respectively arranged at both ends of the length direction of the aspirator. The diameter of the aspirator inlet gradually decreases along the liquid flow direction, and the diameter of the aspirator outlet along the liquid flow direction first gradually decreases and then gradually increases. The aspirator liquid filling port is arranged in the middle of the aspirator and is connected to the aspirator inlet and the aspirator outlet. There are two aspirators, and the aspirator inlets of the two aspirators are both connected to the valve assembly, and the aspirator outlets of the two aspirators are respectively connected to the disinfectant tube and the cleaning agent tube.

[0007] Rollers and universal wheels are arranged at the bottom of the frame, and the rollers and universal wheels are arranged at the four corners of the bottom of the frame. There are two rollers, which are arranged opposite to each other and respectively at the two ends of the width direction of the frame. The rotation direction of the rollers is the same as the length direction of the frame. There are two universal wheels, which are arranged opposite to each other and respectively at the two ends of the width direction of the frame.

[0008] The frame is provided with a first fixing plate and a second fixing plate, both of which are horizontally arranged on the frame, and the first fixing plate is fixed to the bottom of the frame, and the second fixing plate is fixed to the middle of the frame, the motor is fixed to the first fixing plate, and the cleaning agent and disinfectant are placed on the second fixing plate.

[0009] The frame is also provided with a handle, one end of which is connected to the top of one end of the frame, and the other end of which extends away from the frame along the length direction of the frame, and the distance from the handle to the universal wheel is smaller than the distance from the handle to the roller.

[0010] There are two handles, and the handles include a first connecting rod, a second connecting rod, a third connecting rod, a first bent portion, and a second bent portion. The lower end of the first connecting rod is inserted into the side end of the frame, the other end of the first connecting rod is connected to one end of the second connecting rod through the first bent portion, and the other end of the second connecting rod is connected to the third connecting rod through the second bent portion. The length direction of the first connecting rod is a vertical direction, the length direction of the second connecting rod is the same as the length direction of the frame, and the length direction of the third connecting rod is the same as the width direction of the frame. The third connecting rods of the two handles are arranged opposite to each other, and the distance between the two third connecting rods is smaller than the distance between the two second connecting rods. A connecting beam is arranged between the second connecting rods of the two handles, and the length direction of the connecting beam is the same as the width direction of the frame.

[0011] The handle is provided with a third fixing plate, and the third fixing plate is horizontally arranged between the second connecting rods of the two handles. The upper end of the valve assembly is fixed between the two handles through the third fixing plate.

[0012] The valve assembly is a five-way ball valve, which includes a knob, a valve body, a valve stem, and a ball center. The lower end of the knob is fixedly connected to the valve stem, and the ball center is arranged in the valve body. The lower end of the valve stem passes through the valve body and is connected to the upper end of the ball center. A valve inlet is arranged at the bottom of the valve body, and the valve inlet is connected to the first water outlet pipe. A valve outlet is arranged at the side end of the valve body. There are four valve outlets, three of which are respectively connected to a high-pressure water pipe, a disinfectant pipe, and a cleaning agent pipe, and the fourth valve outlet is blocked. After the ball center is rotated, the first water outlet pipe is connected to the high-pressure water pipe, the disinfectant pipe, and the cleaning agent pipe, respectively.

[0013] The mobile high-pressure cleaning machine obtained by the above technical solution has the following beneficial effects:

[0014] Different cleaning modes can be switched as needed. While ensuring the high-pressure water cleaning mode, disinfectant and cleaning agent modes can be added for cleaning. There is no need to manually spray disinfectants and cleaning agents, which improves cleaning efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the mobile high-pressure cleaning machine of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the valve assembly, high-pressure water pipe, disinfectant pipe, and cleaning agent pipe of the utility model;

[0017] Figure 3 It is a structural schematic diagram of the liquid aspirator of the utility model;

[0018] Figure 4 It is a schematic diagram of the cross-sectional structure of the liquid aspirator of the utility model;

[0019] Figure 5 It is a structural schematic diagram of the frame of the utility model;

[0020] Figure 6 It is a structural schematic diagram of the handle and the third connecting plate of the utility model;

[0021] Figure 7 It is a structural schematic diagram of the valve assembly of the utility model;

[0022] Figure 8 It is a schematic cross-sectional structure diagram of the valve assembly of the utility model.

[0023] In the figure, 1, frame; 2, motor; 3, water pump; 4, pressure regulating valve; 5, first water outlet pipe; 6, valve assembly; 7, high-pressure water pipe; 8, disinfectant pipe; 9, cleaning agent pipe; 10, four-way joint; 11, main water outlet; 12, aspirator; 13, roller; 14, universal wheel; 15, handle; 16, third fixed plate; 1a, first fixed plate; 1b, second fixed plate; 6a, knob; 6b, valve body; 6c, valve stem; 6d, center of the ball; 12a, aspirator inlet; 12b, aspirator outlet; 12c, aspirator filling port; 15a, first connecting rod; 15b, second connecting rod; 15c, third connecting rod; 15d, first bending portion; 15e, second bending portion. DETAILED DESCRIPTION

[0024] The utility model is described in detail below in conjunction with the accompanying drawings.

[0025] like Figure 1-3 As shown, a mobile high-pressure cleaning machine comprises a frame 1, on which a motor 2 and a water pump 3 are arranged, the motor 2 is fixed on the frame 1, the output end of the motor 2 is connected to the water pump 3, the water outlet of the water pump 3 is connected to a first water outlet pipe 5 through a pressure regulating valve 4, water becomes high-pressure water after passing through the water outlet of the water pump 3, and enters the first water outlet pipe 5 after pressure regulation by the pressure regulating valve 4, one end of the first water outlet pipe 5 is connected to the water pump 3, and the other end is connected to a valve assembly 6, the inlet end of the valve assembly 6 is connected to the first water outlet pipe 5, and the outlet end of the valve assembly 6 is respectively connected to a high-pressure water pipe 7, a disinfectant pipe 8, and a cleaning agent pipe 9, the valve assembly 6 is fixed above the frame 1, and the inlet ends of the high-pressure water pipe 7, the disinfectant pipe 8, and the cleaning agent pipe 9 are respectively connected to the valve assembly 6, The outlet ends of the disinfectant pipe 8 and the cleaning agent pipe 9 are connected to the main water outlet 11 through a four-way joint 10. The high-pressure water flows into the valve assembly 6 through the first water outlet pipe 5, and flows into the high-pressure water pipe 7, the disinfectant pipe 8, and the cleaning agent pipe 9 as needed after being controlled by the valve assembly 6, and finally flows into the main water outlet 11 through the four-way joint 10, and the cleaning of the object is completed through the external pipeline and the nozzle. The disinfectant pipe 8 and the cleaning agent pipe 9 are connected to the valve assembly 6 through a liquid aspirator 12. A liquid aspirator filling port 12c is provided in the middle of the liquid aspirator 12, and the liquid aspirator filling port 12c is connected to the inside of the liquid aspirator 12. The disinfectant and the cleaning agent are connected to the liquid aspirator filling port 12c, and enter the liquid aspirator 12 through the liquid aspirator filling port 12c, and flow into the disinfectant pipe 8 and the cleaning agent pipe 9 after mixing with the high-pressure water in the liquid aspirator 12.

[0026] like Figure 4As shown, the aspirator 12 is a water ejector, and the aspirator 12 includes an aspirator inlet 12a, an aspirator outlet 12b, and an aspirator liquid filling port 12c. The aspirator inlet 12a and the aspirator outlet 12b are respectively arranged at both ends of the length direction of the aspirator 12. The diameter of the aspirator inlet 12a gradually decreases along the liquid flow direction, and the diameter of the aspirator outlet 12b gradually decreases and then gradually increases along the liquid flow direction. The aspirator liquid filling port 12c is arranged in the middle of the aspirator and is connected to the aspirator inlet 12a and the aspirator outlet 12b. The liquid outlet 12b is connected. According to the Venturi effect, the high-pressure water enters the liquid inlet 12a section of the aspirator. As the diameter gradually decreases to become a high-speed jet, low pressure will be generated nearby. At this time, the disinfectant or cleaning agent is sucked into the aspirator 12 through the aspirator filling port 12c, and flows out from the aspirator outlet 12b after mixing with the high-pressure water. There are two aspirators 12. The aspirator inlets 12a of the two aspirators 12 are connected to the valve assembly 6, and the aspirator outlets 12b of the two aspirators 12 are respectively connected to the disinfectant pipe 8 and the cleaning agent pipe 9.

[0027] The bottom of the frame 1 is provided with rollers 13 and universal wheels 14, which are arranged at the four corners of the bottom of the frame 1. There are two rollers 13, which are arranged opposite to each other and respectively at the two ends of the width direction of the frame 1. The rotation direction of the rollers 13 is the same as the length direction of the frame 1. There are two universal wheels 14, which are arranged opposite to each other and respectively at the two ends of the width direction of the frame 1.

[0028] like Figure 5 As shown, the frame 1 is provided with a first fixing plate 1a and a second fixing plate 1b, the first fixing plate 1a and the second fixing plate 1b are both horizontally arranged on the frame 1, and the first fixing plate 1a is fixed to the bottom of the frame 1, and the second fixing plate 1b is fixed to the middle of the frame 1, the motor 2 is fixed on the first fixing plate 1a, and the cleaning agent and disinfectant are placed on the second fixing plate 1b.

[0029] like Figure 6 As shown, the frame 1 is also provided with a handle 15, one end of the handle 15 is connected to the top of one end of the frame 1, and the other end extends along the length direction of the frame 1 in a direction away from the frame 1, and the distance from the handle 15 to the universal wheel 14 is smaller than the distance from the handle 15 to the roller 13. When in use, the handle 15 is pulled to move the frame through the roller 13 and the universal wheel 14, and the universal wheel 14 can adjust the moving direction of the frame 1 at will to move the frame 1 to a desired position.

[0030] There are two handles 15, and the handles 15 include a first connecting rod 15a, a second connecting rod 15b, a third connecting rod 15c, a first bent portion 15d, and a second bent portion 15e. The lower end of the first connecting rod 15a is inserted into the side end of the frame 1, the other end of the first connecting rod 15a is connected to one end of the second connecting rod 15b through the first bent portion 15d, and the other end of the second connecting rod 15b is connected to the third connecting rod 15c through the second bent portion 15e. The length direction of the first connecting rod 15a is the vertical direction, the length direction of the second connecting rod 15b is the same as the length direction of the frame 1, and the length direction of the third connecting rod 15c is the same as the width direction of the frame 1. The third connecting rods 15c of the two handles 15 are arranged opposite to each other, and the distance between the two third connecting rods 15c is smaller than the distance between the two second connecting rods 15b. A connecting beam 15f is arranged between the second connecting rods 15b of the two handles 15, and the length direction of the connecting beam 15f is the same as the width direction of the frame 1.

[0031] The handle 15 is provided with a third fixing plate 16 , which is horizontally arranged between the second connecting rods 15 b of the two handles. The upper end of the valve assembly 6 is fixed between the two handles 15 through the third fixing plate 16 .

[0032] like Figure 7-8 As shown, the valve assembly 6 is a five-way ball valve, and the valve assembly 6 includes a knob 6a, a valve body 6b, a valve stem 6c, and a ball core 6d. The lower end of the knob 6a is fixedly connected to the valve stem 6c, and the ball core 6d is arranged in the valve body 6b. The lower end of the valve stem 6c passes through the valve body 6b and is connected to the upper end of the ball core 6d. A valve inlet is arranged at the bottom of the valve body 6b, and the valve inlet is connected to the first water outlet pipe 5. A valve outlet is arranged at the side end of the valve body 6b, and the number of the valve outlets is four, and three of the valve outlets are connected to the first water outlet pipe 5, respectively. The high-pressure water pipe 7, the disinfectant pipe 8, and the cleaning agent pipe 9 are connected, and the outlet of the fourth valve is blocked. After the ball center 6d is rotated, the first water outlet pipe 5 is connected to the high-pressure water pipe 7, the disinfectant pipe 8, and the cleaning agent pipe 9 respectively. By rotating the knob 6a, the valve stem 6c connected thereto is rotated, and then the ball center 6d is rotated axially. The outlets at the side ends of the ball center 6a correspond to the high-pressure water pipe 7, the disinfectant pipe 8, and the cleaning agent pipe 9 respectively, and high-pressure water flows out from the high-pressure water pipe, the disinfectant pipe, and the cleaning agent pipe respectively. When the outlets at the side ends of the ball center 6a are blocked accordingly, the high-pressure water does not flow out.

[0033] When in use, the frame 1 is pulled to the position requiring cleaning by means of the handle 15, a water source is connected to the water inlet of the water pump, and the motor is turned on so that the water becomes high-pressure water after passing through the water pump and flows into the first water outlet pipe 5, and the high-pressure water flows into the valve assembly 6 through the first water outlet pipe 5. The knob 6a is adjusted so that the high-pressure water enters the high-pressure water pipe 7 through the valve assembly 6, and flows out from the total water outlet 11 through the external pipeline and the nozzle through the four-way joint 10, and pre-rinses the items requiring cleaning. Then, the knob 6a is adjusted as needed so that the high-pressure water enters the disinfectant pipe 8 or the cleaning agent pipe 9 through the valve assembly 6, and the disinfectant or cleaning agent is sucked in through the liquid aspirator 12 and mixed with the high-pressure water, and flows out from the total water outlet 11 through the external pipeline and the nozzle through the four-way joint 10, and further cleans the items.

[0034] The above technical solutions only reflect the preferred technical solutions of the technical solutions of the utility model. Some changes that may be made to certain parts thereof by technicians in this technical field all reflect the principles of the utility model and fall within the protection scope of the utility model.

[0035] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other.

[0036] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0037] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", and "set" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

Claims

1. A mobile high-pressure cleaning machine, comprising a frame (1), wherein the frame (1) is provided with a motor (2) and a water pump (3), wherein the motor (2) is fixed to the frame (1), an output end of the motor (2) is connected to the water pump (3), and a water outlet of the water pump (3) is connected to a first water outlet pipe (5) via a pressure regulating valve (4), wherein: One end of the first water outlet pipe (5) is connected to the water pump (3), and the other end is connected to the valve assembly (6); the inlet end of the valve assembly (6) is connected to the first water outlet pipe (5), and the outlet end of the valve assembly (6) is respectively connected to the high-pressure water pipe (7), the disinfectant pipe (8), and the cleaning agent pipe (9); the valve assembly (6) is fixed above the vehicle frame (1); the inlet ends of the high-pressure water pipe (7), the disinfectant pipe (8), and the cleaning agent pipe (9) are respectively connected to the valve assembly (6); the outlet ends of the high-pressure water pipe (7), the disinfectant pipe (8), and the cleaning agent pipe (9) are connected to the main water outlet (11) through a four-way joint (10); the disinfectant pipe (8) and the cleaning agent pipe (9) are both connected to the valve assembly (6) through a liquid aspirator (12); a liquid aspirator liquid filling port (12c) is provided in the middle of the liquid aspirator (12); and the liquid aspirator liquid filling port (12c) is connected to the inside of the liquid aspirator (12).

2. The mobile high-pressure cleaning machine according to claim 1, characterized in that: The aspirator (12) is a water ejector. The aspirator (12) comprises an aspirator inlet (12a), an aspirator outlet (12b), and an aspirator liquid filling port (12c). The aspirator inlet (12a) and the aspirator outlet (12b) are respectively arranged at two ends of the length direction of the aspirator (12). The diameter of the aspirator inlet (12a) gradually decreases along the liquid flow direction. The diameter of the aspirator outlet (12b) along the liquid flow direction first gradually decreases and then gradually increases. The aspirator liquid filling port (12c) is arranged in the middle of the aspirator and is connected to the aspirator inlet (12a) and the aspirator outlet (12b). There are two aspirators (12). The aspirator inlets (12a) of the two aspirators (12) are both connected to the valve assembly (6). The aspirator outlets (12b) of the two aspirators (12) are respectively connected to the disinfectant pipe (8) and the cleaning agent pipe (9).

3. The mobile high-pressure cleaning machine according to claim 1, characterized in that: The bottom of the frame (1) is provided with rollers (13) and universal wheels (14). The rollers (13) and universal wheels (14) are arranged at the four corners of the bottom of the frame (1). There are two rollers (13). The two rollers (13) are arranged opposite to each other and are respectively arranged at two ends of the width direction of the frame (1). The rotation direction of the rollers (13) is the same as the length direction of the frame (1). There are two universal wheels (14). The two universal wheels (14) are arranged opposite to each other and are respectively arranged at two ends of the width direction of the frame (1).

4. The mobile high-pressure cleaning machine according to claim 3, characterized in that: The frame (1) is provided with a first fixing plate (1a) and a second fixing plate (1b); the first fixing plate (1a) and the second fixing plate (1b) are both horizontally arranged on the frame (1); the first fixing plate (1a) is fixed to the bottom of the frame (1); the second fixing plate (1b) is fixed to the middle of the frame (1); the motor (2) is fixed to the first fixing plate (1a); and a cleaning agent and a disinfectant are placed on the second fixing plate (1b).

5. The mobile high-pressure cleaning machine according to claim 3, characterized in that: The frame (1) is also provided with a handle (15), one end of the handle (15) is connected to the upper part of one end of the frame (1), and the other end extends in a direction away from the frame (1) along the length direction of the frame (1), and the distance from the handle (15) to the universal wheel (14) is smaller than the distance from the handle (15) to the roller (13).

6. The mobile high-pressure cleaning machine according to claim 5, characterized in that: The number of the handles (15) is two, and the handles (15) include a first connecting rod (15a), a second connecting rod (15b), a third connecting rod (15c), a first bent portion (15d), and a second bent portion (15e). The lower end of the first connecting rod (15a) is inserted into the side end of the frame (1), the other end of the first connecting rod (15a) is connected to one end of the second connecting rod (15b) via the first bent portion (15d), the other end of the second connecting rod (15b) is connected to the third connecting rod (15c) via the second bent portion (15e), and the first connecting rod ( The length direction of the second connecting rod (15a) is a vertical direction, the length direction of the second connecting rod (15b) is the same as the length direction of the frame (1), the length direction of the third connecting rod (15c) is the same as the width direction of the frame (1), the third connecting rods (15c) of the two handles (15) are arranged opposite to each other, and the distance between the two third connecting rods (15c) is smaller than the distance between the two second connecting rods (15b), and a connecting beam (15f) is arranged between the second connecting rods (15b) of the two handles (15), and the length direction of the connecting beam (15f) is the same as the width direction of the frame (1).

7. The mobile high-pressure cleaning machine according to claim 6, characterized in that: The handle (15) is provided with a third fixing plate (16), and the third fixing plate (16) is horizontally arranged between the second connecting rods (15b) of the two handles. The upper end of the valve assembly (6) is fixed between the two handles (15) through the third fixing plate (16).

8. The mobile high-pressure cleaning machine according to claim 1, characterized in that: The valve assembly (6) is a five-way ball valve, comprising a knob (6a), a valve body (6b), a valve stem (6c), and a ball core (6d). The lower end of the knob (6a) is fixedly connected to the valve stem (6c), the ball core (6d) is arranged in the valve body (6b), the lower end of the valve stem (6c) passes through the valve body (6b) and is connected to the upper end of the ball core (6d), a valve inlet is arranged at the bottom of the valve body (6b), the valve inlet is connected to the first water outlet pipe (5), and a valve outlet is arranged at the side end of the valve body (6b). There are four valve outlets, three of which are respectively connected to a high-pressure water pipe (7), a disinfectant pipe (8), and a cleaning agent pipe (9), and the fourth valve outlet is blocked. After the ball core (6d) is rotated, the first water outlet pipe (5) is respectively connected to the high-pressure water pipe (7), the disinfectant pipe (8), and the cleaning agent pipe (9).