CN212576998U

CN212576998U - High pressure cleaning machine

Info

Publication number: CN212576998U
Application number: CN202021274535.5U
Authority: CN
Inventors: 曹跃逊; 高乃新; 王涛
Original assignee: Globe Jiangsu Co Ltd
Current assignee: Globe Jiangsu Co Ltd
Priority date: 2020-07-03
Filing date: 2020-07-03
Publication date: 2021-02-23
Anticipated expiration: 2030-07-03

Abstract

The utility model provides a high pressure cleaner, high pressure cleaner include casing, drive assembly, pump under pressure spare and spray assembly, the pressure assembly include with driven mechanism that the driving motor transmission is connected and with the plunger that driven mechanism connects, driven mechanism have with driven shaft that the driving assembly transmission is connected and with the linkage structure that driven shaft's rotation is connected, the plunger with linkage structure swing joint, linkage structure can drive under driven shaft's the drive the plunger is in reciprocating motion in the pump body, driving motor's drive shaft with driven shaft is along the coaxial setting of first direction, just the extending direction of plunger is on a parallel with first direction. The utility model discloses a high pressure cleaner's appearance is compact, the structure is light and handy simple, the performance is more superior, makes things convenient for high pressure cleaner's popularization and use.

Description

High pressure cleaning machine

Technical Field

The utility model relates to a cleaning machine especially relates to a high pressure cleaner.

Background

In family life and outdoor activities, related appliances are always inevitably stained, so that timely cleaning is often needed, and the handheld cleaning machine has the functions of compact structure, small overall dimension, portability, simple operation and the like, so that the handheld cleaning machine can be widely applied to family life and is widely applied to cleaning work.

A high-pressure cleaning machine is generally powered by a battery pack to provide power for a motor, a gear speed reducing mechanism is arranged at the output end of the motor, an eccentric connecting rod is arranged on the speed reducing mechanism, and the eccentric connecting rod drives a plunger to reciprocate in a pump cavity. The pump cavity is provided with a water inlet cavity, a water outlet cavity and a central cavity connected with the water inlet cavity and the water outlet cavity.

At present, the eccentric link mechanism mainly comprises: driven gear, eccentric shaft, connecting rod, balancing weight, plunger, bearing, etc. The eccentric link mechanism is provided with a link hinge point at a position offset from the rotation center of the driven gear by a certain distance, and the link is connected with the plunger. When the driven gear rotates, the connecting rod drives the plunger piston to do reciprocating motion. Since the connecting rod is connected to the eccentric position of the driven gear, a certain imbalance is generated when the gear rotates, and therefore, a configuration block needs to be provided on the driven gear to balance the centrifugal force of the connecting rod.

In view of the above, it is necessary to provide a new high pressure cleaning machine to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high pressure cleaner, this high pressure cleaner's appearance is compact, the structure is light and handy simple, the performance is more superior, makes things convenient for high pressure cleaner's popularization and use.

In order to realize the purpose of the utility model, the utility model provides a high-pressure cleaning machine, which comprises a shell; a driving part including a driving motor accommodated in the housing; a pump member housed in the casing and including a transmission assembly, a pressurizing assembly, and a pump body; the spraying component comprises a nozzle assembly, and the spraying assembly is connected with the pump body pipeline; the pressurizing assembly comprises a driven mechanism connected with the driving motor in a transmission mode and a plunger connected with the driven mechanism, the driven mechanism is provided with a driven shaft connected with the driving assembly in a transmission mode and a linkage structure connected with the driven shaft in a rotating mode, the plunger is movably connected with the linkage structure, the linkage structure can drive the plunger to reciprocate in the pump body under the driving of the driven shaft, the driving shaft of the driving motor and the driven shaft are coaxially arranged along a first direction, and the extending direction of the plunger is parallel to the first direction.

As a further improvement of the present invention, the driven shaft has an axis body that is a spherical setting and an edge the first fixed part and the second fixed part that the first direction extends, just the first fixed part with the second fixed part is located the same straight line.

As a further improvement of the present invention, the first fixing portion is in transmission connection with the transmission assembly; the second fixing portion is fixed in the housing through a rotary bearing.

As a further improvement, the linkage structure include with the outer peripheral face of axis body rotates the linkage outer lane of connecting and sets up gangbar on the linkage outer lane outer wall, the driven shaft the axis body rotates and then drives the gangbar is followed the first direction swing.

As a further improvement of the present invention, the plunger has a first end for connecting the link mechanism and a second end for pressurizing, the link mechanism is connected to the first end through a transmission pin, and the first end has a recess for accommodating the link mechanism.

As a further improvement of the present invention, the pressure pump assembly further includes a housing for accommodating the transmission assembly and the pressure assembly, and the pump body is located outside the housing and hermetically connected to the housing; the shell is internally provided with a sliding groove extending along the first direction, the plunger is accommodated in the sliding groove, and a sealing structure is arranged between the plunger and the sliding groove.

As a further improvement of the present invention, the transmission assembly is a planetary gear assembly, and includes a planetary gear, an output shaft connected with the planetary gear, and an inner gear ring sleeved outside the planetary gear, wherein the inner gear ring is fixedly accommodated in the housing; the planetary gear is in transmission connection with a driving shaft of the driving component through motor teeth.

As a further improvement of the utility model, the pump body include with the plunger correspond the pressure inlet that sets up, be used for into water the water inlet and with spray assembly corresponds the delivery port that sets up, the water inlet with the connection can be dismantled to the pump body, just the water inlet with between the pump body the delivery port with be equipped with one-way valve between the spray assembly.

As a further improvement of the present invention, the high pressure cleaning machine further includes a control assembly accommodated in the housing and electrically connected to the driving part, the housing is formed with a handle assembly for holding the high pressure cleaning machine, and the control assembly includes a control switch disposed on the handle assembly.

As a further improvement of the present invention, the high pressure washer further includes a power supply assembly, the power supply assembly is detachably connected to the end portion of the handle assembly, and the power supply assembly is respectively connected to the driving motor and the control assembly electrically connected thereto.

The utility model has the advantages that: the utility model discloses a set up the structure of high pressure cleaner's pump part, turn into the reciprocating linear motion of plunger through the driven mechanism with driving motor's high-speed rotation, when guaranteeing the pressurization effect of pump part, effectively reduced high pressure cleaner's among the prior art volume and weight for high pressure cleaner's overall dimension is compacter, has effectively promoted high pressure cleaner moving dexterity and availability factor.

Drawings

Fig. 1 is a schematic structural diagram of the high pressure cleaning machine of the present invention.

Fig. 2 is a schematic view of the high pressure washer of fig. 1 at another angle without a portion of the housing.

Fig. 3 is a schematic view of the spray part of fig. 2 at another angle.

Fig. 4 is a schematic cross-sectional view taken along a first direction of fig. 2 with the housing removed.

Fig. 5 is a schematic diagram of the drive unit and the pressurizing pump unit of fig. 2, taken apart.

Fig. 6 is a schematic exploded view of the pressurization pump assembly of fig. 2.

Fig. 7 is a schematic exploded view of the transmission assembly and the compression assembly of fig. 6.

Fig. 8 is a schematic structural view of the passive mechanism in fig. 7.

Fig. 9 is a schematic view of the structure of the pump body of fig. 6.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

In order to avoid obscuring the present invention with unnecessary details, it should be noted that only the structures and/or processing steps closely related to the aspects of the present invention are shown in the drawings, and other details not relevant to the present invention are omitted.

In addition, it is also to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Referring to fig. 1, a high pressure washer 100 according to the present invention includes a housing 1, a driving member accommodated in the housing 1, a pressure pump member 3 in transmission connection with the driving member, and a spraying member 4 for spraying.

Referring to fig. 1 to 3, the housing 1 includes a first housing (not numbered) and a second housing (not numbered) that are engaged with each other in a left-right manner, and an accommodating space for accommodating the driving member and the pressure pump member 3 is formed between the first housing and the second housing, and the shower member 4 is held between the first housing and the second housing and connected to the pressure pump member 3.

The utility model discloses in, casing 1 still has the handle assembly 11 that is formed on casing 1, and the direction that definition casing 1 extends is the first direction, then in this embodiment, handle assembly 11 is including setting up main handle 111 at casing 1 extending direction rear and the auxiliary handle 112 that is located main handle 111 first direction front side, so set up, user's accessible main handle 111 grips the use to high pressure cleaner 100 to further promote the stability when gripping high pressure cleaner 100 through auxiliary handle 112.

Referring to fig. 2 to 5, the driving member is accommodated in the accommodating space, and includes a driving motor 21, in the present invention, the driving motor 21 is located at the tail end of the accommodating space along the first direction, further, the driving motor 21 further includes a driving shaft 211 for driving and connecting the pump pressing member 3, and in the present invention, the driving shaft 211 is extended along the first direction.

The utility model discloses a preferred embodiment is equipped with the card in first casing and the second casing and is used for the card to hold fixed driving motor 21 and hold structure 12 to prevent that driving motor 21 from taking place the shake in the course of the work, and is further, in this embodiment, still has on casing 1 and is used for radiating heat radiation structure 13, in order to prevent that driving motor 21 from the high pressure cleaner 100's that causes because of the high temperature unusual pause in the use, has effectively promoted the security that high pressure cleaner 100 used.

It should be noted that, in the present invention, the driving component should also include a component such as a PCB board for driving the high pressure cleaning machine 100 to operate, that is, the driving component including the driving motor 21 is only exemplified in the present specification, but should not be limited thereto.

Further, high pressure cleaner 100 still includes power supply unit 22 that is used for the power supply of driving motor 21, power supply unit 22 and driving motor 21 electric connection for driving motor 21's operation provides electric power the utility model discloses well power supply unit 22 is for can dismantling the battery package of being connected with casing 1, specifically speaking, in this embodiment, the tip that handle component 11 extends is equipped with the socket 14 that is used for connecting power supply unit 22, and socket 14 is equipped with the sliding tray (not numbered) that is used for joint power supply unit 22 and is used for electric connection power supply unit 22's plug-in strip seat (not shown), and plug-in strip seat and driving motor 21 electric connection, so set up, can make things convenient for power supply unit 22's installation and dismantlement, effectively promoted high pressure cleaner 100's application range and use convenience.

It should be noted that, in the present invention, the power supply module 22 is only used as an example for illustrating the battery pack detachably connected to the housing 1, in other embodiments of the present invention, the power supply module 22 can also be used as a power supply line or other structures for connecting a power supply, that is, the battery pack in the embodiments of the present invention is only exemplary and should not be limited thereto.

As shown in fig. 4 to 9, the pressure pump unit 3 is accommodated in the housing 1, and includes a transmission assembly 31, a pressure assembly 32, and a pump body 33; the utility model discloses well pressure pump part 3 is still including the shell 34 that is used for acceping drive assembly 31 and pressure subassembly 32, namely the utility model discloses in, drive assembly 31 and pressure subassembly 32 pass through shell 34 to be fixed in accommodating space, and in this embodiment, shell 34 includes along the first direction lock before setting up shell (not reference numeral) and back shell (not reference numeral), so set up, can make things convenient for the aggregate erection of pressure pump part 3, certainly in the utility model discloses in other embodiments, drive assembly 31 and pressure subassembly 32 still can the snap-on in casing 1, only need guarantee drive assembly 31 and pressure subassembly 32 and casing 1 be connected stably can.

Specifically, the transmission assembly 31 is used for driving and connecting the driving motor 21 and the pressurizing assembly 32, in a preferred embodiment of the present invention, the transmission assembly 31 is a planetary gear assembly, and includes a planetary gear set 311, an output shaft 312 connected with the planetary gear set 311, and an inner gear ring 313 sleeved on the outer side of the planetary gear set 312, further, the planetary gear set 311 has a plurality of planetary gears 3111 engaged with the inner teeth 3131 of the inner gear ring 313, and in a preferred embodiment of the present invention, a fixing portion 3112 is disposed on a side of the planetary gear set 311 departing from the output shaft 312, and the planetary gear set 311 is rotatably connected with the housing 34 through a bearing 314 sleeved on the fixing portion 3112, so that the planetary gear set 311 is rotatably accommodated in the housing 34.

Specifically, the extended end of the driving shaft 211 is provided with a motor tooth 212 engaged with the plurality of planetary gears 3111, that is, the driving motor 21 drives the planetary gear set 311 to rotate through the driving shaft 211 during operation, and further drives the output shaft 312 arranged on the planetary gear set 311 to rotate, so as to drive the operation of the pressurizing assembly 32.

The pressurizing assembly 32 includes an actuated mechanism 321 in transmission connection with the driving motor 21 and a plunger 322 connected with the actuated mechanism 321. In the present invention, the driven mechanism 321 has a driven shaft 323 connected to the transmission assembly 31 in a transmission manner and a linkage structure 324 connected to the driven shaft 323 in a rotation manner.

In the present invention, the driven shaft 323 and the driving shaft 211 are coaxially disposed along the first direction, and have a shaft body 3231 disposed in a spherical shape and a first fixing portion 3232 and a second fixing portion 3233 extending along the first direction, and the first fixing portion 3232 and the second fixing portion 3233 are located on the same straight line. Specifically, the first fixing portion 3232 is connected to an end portion of the output shaft 312 extending therefrom so as to be rotated by the driving of the driving motor 21 via the planetary gear set 311, and the second fixing portion 3233 is rotatably fixed in the housing 34 by a rotary bearing 325 fitted thereon.

The linkage structure 324 includes a linkage outer ring 3241 rotatably connected to an outer peripheral surface of the shaft body 3231, and a linkage rod 3242 disposed on an outer wall of the linkage outer ring 3241, specifically, an inner wall surface of the linkage outer ring 3241 is provided with a groove (not numbered) disposed corresponding to the outer peripheral surface of the shaft body 3231, and the linkage outer ring 3241 slides back and forth on the outer peripheral surface of the shaft body 3241 along a first direction through the groove to further drive the linkage rod 3242 disposed on the outer wall of the linkage outer ring 3241 to swing along the first direction.

The plunger 322 is movably connected with the linkage 324, and the extending direction of the plunger 322 is parallel to the first direction. Specifically, the plunger 322 has a first end 3221 for connecting the linkage structure 324 and a second end 3222 for pressurizing, in the preferred embodiment of the present invention, the linkage structure 324 is drivingly connected to the first end 3221 by a driving pin 327, the first end 3221 has a groove 3224 for accommodating the linkage structure 324, and the driving pin 327 penetrates through the first end 3221 and the linkage structure 324 to connect the fixed driven mechanism 321 and the plunger 322, so as to drive the plunger 322 to reciprocate in the pump body 33 along the first direction under the driving of the driven shaft 323 through the linkage structure 423.

Further, a first pump chamber (not numbered) extending in the first direction and connected to the pump body 33 is provided in the housing 34, and the plunger 322 is slidably received in the first pump chamber to prevent the plunger 322 from being displaced during use to cause abnormal use of the high pressure washer 100. in this application, a sealing structure 326 is provided between the plunger 322 and the first pump chamber, and specifically, the sealing structure 326 is provided at an end of the first pump chamber near the actuated mechanism 321 to prevent liquid/gas leakage of the plunger 322 during pressurization.

In a preferred embodiment of the present invention, the second end 3222 of the plunger 322 is further provided with a spring (not numbered), so as to effectively buffer the reciprocating impact caused by the plunger 322, and effectively improve the safety of the high pressure cleaning machine 100.

The pump body 33 is positioned outside the housing 34 and is hermetically connected with the housing 34; specifically, the pump body 33 includes a second pumping chamber 331 provided corresponding to the plunger 322, a water inlet 332 communicated with the second pumping chamber 331 for feeding water, and a water outlet 333 provided corresponding to the shower unit 4.

The utility model discloses in, water inlet 332 can dismantle with the pump body 33 and be connected, and between water inlet 332 and the pump body 33, be equipped with check valve 35 between delivery port 333 and the pump body 33 to prevent the liquid backward flow in the pump body 33, with the pressurization effect of effectively promoting force (forcing) pump part 3.

The spray part 4 comprises a nozzle assembly 41 and a pipeline 42 for connecting the nozzle assembly 41 with the pump body 33. in the present invention, the nozzle assembly 41 is used for completing the spray washing and adjusting the water flow and the water flow form of the spray washing, and further, the specific type selection of the nozzle assembly 41 can be selected according to the actual requirement without limitation. The pipeline 42 is used for connecting the pump body 33 and the nozzle assembly 41, and the utility model discloses in, the pipeline 42 can be dismantled with the pump body 33 and be connected, can make things convenient for the change installation of spray assembly 4.

Further, the high pressure cleaner 100 further comprises a control assembly 5 accommodated in the housing 1 and electrically connected to the driving part, in the present invention, the control assembly 5 comprises a control switch (not numbered) and a control circuit board (not shown) for electrically connecting the control switch and the driving part, in this embodiment, the control switch is disposed on the main handle 111, so as to facilitate the user to operate the high pressure cleaner 100.

When the high-pressure cleaning machine 100 of the utility model is used, the control component 5 controls the power supply component 22 to supply power to the driving motor 21, the driving motor 21 is controlled to start to operate, the driving shaft 211 drives the shaft body 3231 to rotate through the motor teeth 212, the linkage structure 324 is further driven to drive the plunger 322 to reciprocate along the first direction, and when the plunger 322 moves along the first direction towards the direction of the driving motor 21, the pump body 33 absorbs water into the pump body 33 through the water inlet pipe connected to the water inlet 332; when the plunger 322 moves in a first direction away from the drive motor 21, water in the pump body 33 is compressed and enters the conduit 42 along the water outlet 333, eventually cleaning the object via the nozzle assembly 41.

To sum up, the utility model discloses a set up high pressure cleaner 100's force (forcing) pump part 3's structure, turn into the reciprocating linear motion of plunger 322 through receiving motive device 321 with driving motor 21's high-speed rotation, when guaranteeing force (forcing) pump part 3's pressurization effect, effectively reduced high pressure cleaner 100's among the prior art volume and weight for high pressure cleaner 100's overall dimension is compacter, has effectively promoted high pressure cleaner 100 moving dexterity and availability factor.

The above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. A high pressure cleaner comprising:

a housing;

a driving part including a driving motor accommodated in the housing;

a pump member housed in the casing and including a transmission assembly, a pressurizing assembly, and a pump body; and

the spray component comprises a nozzle assembly, and the nozzle assembly is connected with the pump body through a pipeline;

the method is characterized in that: the pressurizing assembly comprises a driven mechanism connected with the driving motor in a transmission mode and a plunger connected with the driven mechanism, the driven mechanism is provided with a driven shaft connected with the driving assembly in a transmission mode and a linkage structure connected with the driven shaft in a rotating mode, the plunger is movably connected with the linkage structure, the linkage structure can drive the plunger to reciprocate in the pump body under the driving of the driven shaft, the driving shaft of the driving motor and the driven shaft are coaxially arranged along a first direction, and the extending direction of the plunger is parallel to the first direction.

2. The high pressure washer according to claim 1, wherein: the driven shaft is provided with a shaft body which is arranged in a spherical shape, and a first fixing part and a second fixing part which extend along the first direction, and the first fixing part and the second fixing part are positioned on the same straight line.

3. The high pressure washer according to claim 2, wherein: the first fixing part is in transmission connection with the transmission assembly; the second fixing portion is fixed in the housing through a rotary bearing.

4. The high pressure washer according to claim 3, wherein: the linkage structure comprises a linkage outer ring and a linkage rod, the linkage outer ring is rotatably connected with the outer peripheral surface of the shaft body, the linkage rod is arranged on the outer wall of the linkage outer ring, and the shaft body of the driven shaft rotates to drive the linkage rod to swing along the first direction.

5. The high pressure washer according to claim 1, wherein: the plunger is provided with a first end used for being connected with the linkage structure and a second end used for pressurizing, the linkage structure is in transmission connection with the first end through a transmission pin, and the first end is provided with a groove used for containing the linkage structure.

6. The high pressure washer according to claim 1, wherein: the pressurizing pump assembly further comprises a shell used for accommodating the transmission assembly and the pressurizing assembly, and the pump body is located outside the shell and connected with the shell in a sealing mode; the shell is internally provided with a sliding groove extending along the first direction, the plunger is accommodated in the sliding groove, and a sealing structure is arranged between the plunger and the sliding groove.

7. The high pressure washer according to claim 1, wherein: the transmission assembly is a planetary gear assembly and comprises a planetary gear, an output shaft connected with the planetary gear and an inner gear ring sleeved on the outer side of the planetary gear, and the inner gear ring is fixedly accommodated in the shell; the planetary gear is in transmission connection with a driving shaft of the driving component through motor teeth.

8. The high pressure washer according to claim 1, wherein: the pump body include with the plunger correspond the pressure port that sets up, be used for into water the water inlet and with spray component corresponds the delivery port that sets up, the water inlet with the connection can be dismantled to the pump body, just the water inlet with between the pump body the delivery port with be equipped with check valve between the spray component.

9. The high pressure washer according to claim 1, wherein: the high-pressure cleaning machine further comprises a control assembly accommodated in the shell and electrically connected with the driving part, a handle assembly used for holding the high-pressure cleaning machine is formed on the shell, and the control assembly comprises a control switch arranged on the handle assembly.

10. The high pressure cleaner of claim 9, wherein: the high-pressure washer still includes the power supply subassembly, the power supply subassembly can dismantle the connection be in the tip that the handle subassembly extends, just the power supply subassembly respectively with driving motor with control assembly electric connection.