CN112775081A - High-pressure cleaning machine - Google Patents
High-pressure cleaning machine Download PDFInfo
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- CN112775081A CN112775081A CN202110100974.7A CN202110100974A CN112775081A CN 112775081 A CN112775081 A CN 112775081A CN 202110100974 A CN202110100974 A CN 202110100974A CN 112775081 A CN112775081 A CN 112775081A
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- Prior art keywords
- chamber
- housing
- water
- inlet
- output shaft
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- 238000004140 cleaning Methods 0.000 title claims abstract description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 141
- 230000007246 mechanism Effects 0.000 claims abstract description 75
- 239000007921 spray Substances 0.000 claims description 12
- 230000000994 depressogenic effect Effects 0.000 claims 1
- 238000005406 washing Methods 0.000 description 9
- 238000007789 sealing Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
- B08B3/026—Cleaning by making use of hand-held spray guns; Fluid preparations therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
- B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
- B05B11/02—Membranes or pistons acting on the contents inside the container, e.g. follower pistons
Landscapes
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention discloses a high-pressure cleaning machine, comprising: a housing; the driving mechanism is arranged in the shell and comprises a motor and an output shaft, one end of the output shaft is connected with the motor, the other end of the output shaft is provided with a track groove, and the track groove and the axis of the output shaft are obliquely arranged; the reciprocating mechanism is connected with the output shaft and comprises a connecting rod, one end of the connecting rod is provided with a driving piece, the driving piece is connected with the track groove in a sliding mode, a connecting piece is arranged between the driving piece and the track groove, the other end of the connecting rod is provided with a plunger, and the connecting piece moves along the track groove to enable the plunger to reciprocate in the axis direction of the output shaft; the cleaning pump mechanism comprises a water inlet cavity and a water outlet cavity, the water inlet cavity is communicated with the water outlet cavity through a central cavity, the water outlet cavity is communicated with a water outlet, and the plunger is located in the central cavity. The machine has the advantages of more compact overall dimension, lighter and more flexible structure and operation and higher efficiency.
Description
Technical Field
The invention relates to the technical field of high-pressure cleaning machines, in particular to a high-pressure cleaning machine.
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.
The problems are that the structure is complex, the weight and the volume are large, and the transmission efficiency is low. The portable function of the hand-held cleaning machine cannot be met.
Disclosure of Invention
In order to solve the above technical problem, the present invention provides a high pressure cleaning machine, including:
a housing;
the driving mechanism is arranged in the shell and comprises a motor and an output shaft, one end of the output shaft is connected with the motor, the other end of the output shaft is provided with a track groove, and the track groove and the axis of the output shaft are obliquely arranged;
the reciprocating mechanism is connected with the output shaft and comprises a connecting rod, one end of the connecting rod is provided with a driving piece, the driving piece is connected with the track groove in a sliding mode, a connecting piece is arranged between the driving piece and the track groove, the other end of the connecting rod is provided with a plunger, and the connecting piece moves along the track groove to enable the plunger to reciprocate in the axis direction of the output shaft;
the cleaning pump mechanism comprises a water inlet chamber and a water outlet chamber, the water inlet chamber is communicated with the water outlet chamber through a central chamber, the water outlet chamber is communicated with a water outlet, and the plunger is located in the central chamber.
In an embodiment of the present invention, the driving mechanism further includes a gear box housing, a planetary gear and an inner gear ring, the planetary gear is disposed on an end of the output shaft away from the track groove, the inner gear ring is connected to the gear box housing, the inner gear ring is engaged with the planetary gear, the motor is connected to the output shaft through motor teeth, and the planetary gear, the inner gear ring, the output shaft and the reciprocating mechanism are located in the gear box housing.
In one embodiment of the present invention, a section of the output shaft along the track groove is elliptical.
In one embodiment of the invention, the connecting member is matched with the track groove, and the connecting member is a ball-shaped connecting member.
In one embodiment of the invention, the connecting rod comprises a round rod part and a flat rod part, one end of the round rod part is connected with the flat rod part, the other end of the round rod part is a plunger, and the other end of the flat rod part is a driving part.
In one embodiment of the invention, a shaft sleeve is sleeved on one end of the flat rod part, the driving part is positioned between the shaft sleeve and the round rod part, and the shaft sleeve is connected to the gearbox shell.
In one embodiment of the present invention, the housing includes a first housing, a second housing, and a third housing, one end of the second housing is fixed to one end of the first housing, the third housing is fixedly connected to the other end of the second housing, and the second housing includes a handle.
In one embodiment of the invention, the first, second and third housings are comprised of two symmetrical half-shell structures.
In one embodiment of the present invention, a power supply device is further included, the power supply device being disposed within the third housing.
In one embodiment of the invention, the power supply device is a removable and rechargeable battery pack.
In one embodiment of the present invention, the driving mechanism, the reciprocating mechanism, and the washing pump mechanism are located in the first housing, and the power supply line of the power supply device is connected to the driving mechanism and the washing pump mechanism through the second housing.
In one embodiment of the invention, the water inlet of the wash pump mechanism is connected by a water pipe to an external water source or a removable water storage means.
In one embodiment of the invention, a water inlet valve is arranged between the water inlet and the water inlet chamber, the water inlet valve comprises a valve body and a valve rod, the valve body is arranged below the water inlet chamber and is communicated with the water inlet, and the valve rod is positioned in the valve body.
In one embodiment of the present invention, the trigger further includes a rotating member rotatably connected to the housing, and a pressing member disposed at one end of the rotating member, the pressing member being disposed at the handle, and the other end of the rotating member contacting one end of the valve stem extending out of the valve body.
In one embodiment of the invention, a seal is provided between the valve stem and the valve body.
In one embodiment of the invention, when the trigger is pulled down, the inlet valve is opened and water enters the cleaning pump mechanism from the inlet; the trigger is released and the inlet valve is closed.
In one embodiment of the invention, the water outlet device further comprises a spray head, and the spray head is connected with the water outlet.
In one embodiment of the invention, the inlet chamber comprises a first inlet chamber and a second inlet chamber, and the outlet chamber comprises a first outlet chamber and a second outlet chamber.
In one embodiment of the present invention, check valves are disposed at the first water inlet cavity, the second water inlet cavity, the first water outlet cavity and the second water outlet cavity.
In one embodiment of the invention, the plunger divides the central chamber into a first central chamber and a second central chamber, the first inlet chamber and the first outlet chamber being connected to the first central chamber, and the second inlet chamber and the second outlet chamber being connected to the second central chamber.
In one embodiment of the invention, when the plunger moves towards the second central chamber, the one-way valves of the first water inlet chamber and the second water outlet chamber are opened, water enters the first water inlet chamber from the water inlet and enters the first central chamber, and water stored in the second central chamber is discharged from the second water outlet chamber and is sprayed out of the spray head through the water outlet; when the plunger moves towards the first central chamber, the plunger presses water in the first central chamber, the one-way valve of the first water outlet cavity is opened, the water is discharged from the first water outlet cavity and is sprayed out from the spray head through the water outlet, meanwhile, the one-way valve of the second water inlet cavity is opened, and the water enters the second central chamber through the second water inlet cavity from the water inlet.
The invention provides a high-pressure cleaning machine, wherein a driving piece converts the rotary motion of an output shaft into the reciprocating linear motion of a plunger, so the defects of large volume, complex structure, more parts and the like of a connecting rod and an eccentric mechanism are structurally avoided.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a high pressure cleaner according to the present invention.
Fig. 2 is a schematic structural view of the driving reciprocating mechanism.
Fig. 3 is a schematic structural diagram of the driving mechanism.
Fig. 4 is a schematic structural view of an output shaft in the drive mechanism.
Fig. 5 is a schematic view of the assembly of the drive mechanism and the reciprocator.
Fig. 6 is a schematic structural view of the driving reciprocating mechanism.
Fig. 7 is an exploded view of the drive shuttle.
Fig. 8 is a schematic sectional view of the reciprocating mechanism.
Fig. 9 is a schematic sectional view of the high pressure cleaner.
Description of reference numerals:
10 a shell; 11 a first housing; 12 a second housing; 13 a third housing; 14 a power supply device; 20 a drive mechanism; 21 a motor; 211 motor teeth; 22 an output shaft; 221 a track groove; 2211 highest point; 2212 lowest point; 23 a gearbox housing; 232 a second gearbox housing; 233 front tooth box shell; 2331 a bolt; 2332 an inner gear ring limiting groove; 2333 shaft sleeve limiting grooves; 24 a planetary gear; 25 an inner gear ring; 251 a limiting block; 26 a first bearing; 27 a second bearing; 31 a connecting rod; 311 a round bar portion; 312 flat bar portions; 3121 a shaft sleeve; 32 a drive member; 33 a plunger; 331 a sealing element; 34 a connecting piece; 40 cleaning the pump mechanism; 41 a pump body; 42 a water inlet chamber; 421 a first water inlet cavity; 422 a second water inlet cavity; 43 a water outlet chamber; 431 a first outlet chamber; 432 second outlet chamber; 441 a first central chamber; 401, water outlet; 402 a water inlet; 403 water pipe; 404 an external water source; 405 a water inlet valve; 4051 a valve body; 4052 a valve stem; 50 a trigger; 51 a rotating member; 52 a pressing piece; 60 spray heads.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.
It should be noted that the drawings provided in the present embodiment are only for illustrating the basic idea of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the type, quantity and proportion of the components in actual implementation may be changed freely, and the layout of the components may be more complicated.
In order to solve the problem that when the conventional cleaning machine uses an eccentric connecting rod to drive a plunger to reciprocate in a pump cavity, the connecting rod is connected to the eccentric position of a driven gear, and certain unbalance is generated when the gear rotates, the invention provides a high-pressure cleaning machine, as shown in fig. 1, which comprises a shell 10, a driving mechanism 20, a reciprocating mechanism and a cleaning pump mechanism 40.
As shown in fig. 1, in this embodiment, the housing 10 includes a first housing 11, a second housing 12, and a third housing 13, one end of the second housing 12 is fixed to one end of the first housing 11, the third housing 13 is fixedly connected to the other end of the second housing 12, the second housing 12 is a handle, and the first housing 11, the second housing 12, and the third housing 13 are each composed of two symmetrical half-housing structures. In this embodiment, the washing machine further includes a power supply device 14, the power supply device 14 is disposed in the third housing 13, the driving mechanism 20, the reciprocating mechanism and the washing pump mechanism 40 are disposed in the first housing 11, a power cord of the power supply device 14 is connected to the driving mechanism 20 and the washing pump mechanism 40 through the second housing 12, and preferably, the power supply device 14 is a detachable and rechargeable battery pack for convenient replacement and carrying.
As shown in fig. 2 and 3, in the present embodiment, the driving mechanism 20 is disposed in the housing 10, and the driving mechanism 20 includes an electric motor 21, an output shaft 22, a gear box housing 23, a planetary gear 24 and an inner gear 25, one end of the output shaft 22 is connected to the electric motor 21, the other end is provided with a track groove 221, the track groove 221 is an elliptical track groove, the planetary gear 24 is disposed at an end of the output shaft 22 away from the track groove 221, the inner gear 25 is connected to the gear box housing 23, the inner gear 25 is engaged with the planetary gear 24, the electric motor 21 is connected to the output shaft 22 through motor teeth 211, and the planetary gear 24, the inner gear 25, the output shaft 22 and the reciprocating mechanism are disposed in the gear box housing 23, in the present embodiment, a groove speed reducing mechanism is disposed between the planetary gear, the inner gear and the motor teeth 211, so as to reduce the output rotating speed and improve the output torque and the safety.
As shown in fig. 4, in this embodiment, a tangent plane of the output shaft 22 along the track groove 221 is an ellipse, the track groove 221 and an axis of the output shaft 22 are arranged in an inclined manner, the track groove 221 includes a highest point 2211 and a lowest point 2212, the highest point 2211 is located on a side of the output shaft 221 away from the motor, a distance H is provided between the lowest point 2212 and the highest point 2211, that is, a maximum distance of the reciprocating mechanism moving along the track groove 221 in the direction of the output shaft 22 is H, and when the motor 21 of the driving mechanism 20 is driven, the output shaft 22 is driven to rotate, so that the reciprocating mechanism alternately moves along the highest point 2211 and the lowest point 2212 of the track groove 221, so as to achieve a reciprocating motion.
As shown in fig. 3 to 6, in the present embodiment, the gear box housing 23 includes a first gear box housing 231, a second gear box housing 232, and a front gear box housing 233, the first gear box housing 231 and the second gear box housing 232 are connected to the front gear box housing 233, the first gear box housing 231 and the second gear box housing 232 are connected to each other by fastening bolts, the front gear box housing 233 is connected to the motor 21, and the first gear box housing 231 and the second gear box housing 232 are symmetrically disposed. In this embodiment, at least two bearing seats are disposed at two ends of the first gearbox housing 231 and the second gearbox housing 232 for placing bearings, the bearings include a first bearing 26 and a second bearing 27, the first bearing 26 and the second bearing 27 are respectively sleeved on two ends of the output shaft 22, that is, the first bearing 26 and the second bearing 27 are located between the output shaft 22 and the gearbox housing 23, so as to maintain the stability of the rotation of the output shaft 22. In this embodiment, the front gearbox housing 233 is fixedly connected to the motor 21 by a bolt 2331, the front gearbox housing 233 is provided with a plurality of inner gear ring limiting grooves 2332 along a circumferential direction, the outer side of the inner gear ring 25 is provided with a plurality of limiting blocks 251 along the circumferential direction, and the limiting blocks 251 are in one-to-one correspondence with the inner gear ring limiting grooves 2332 to prevent the inner gear ring 25 from rotating along with the rotation of the gear, thereby improving the transmission efficiency.
As shown in fig. 5 to 8, in the present embodiment, the washing machine includes a reciprocating mechanism connected to the output shaft 22. In this embodiment, the reciprocating mechanism includes a connecting rod 31, a driving member 32 and a plunger 33, the driving member 32 and the plunger 33 are respectively disposed at two ends of the connecting rod 31, the driving member 32 is connected to the track groove 221, a connecting member 34 is disposed between the driving member 32 and the track groove 221, a cross section of the driving member 32 is circular, the connecting member 34 is matched with the track groove 221, and the connecting member 34 is a spherical connecting member, for example, a steel ball is disposed. And the connecting rod 31 comprises a round rod part 311 and a flat rod part 312, the flat rod part 312 is fixedly connected with one end of the round rod part 311, the other end of the round rod part 311 is provided with a plunger 33, the driving element 32 is arranged on the flat rod 312, the plunger 33 is communicated with the central chamber of the cleaning pump mechanism 40, and a sealing element 331 is arranged between the plunger 33 and the round rod part 311 so as to realize the sealing action between the reciprocating mechanism and the cleaning pump mechanism 40.
As shown in fig. 5 and 8, in this embodiment, an end of the driving member 32 close to the track groove 221 is provided with an arc concave surface, a cavity is formed between the arc concave surface and the track groove 221, the connecting member 34 is located in the cavity, when the motor 21 of the driving mechanism 20 drives the output shaft 22 to rotate, the track groove 221 arranged on the output shaft 22 rotates synchronously therewith, the track groove 221 alternates between the highest point and the lowest point thereof, the connecting member 34 drives the driving member 32 to alternate between the highest point and the lowest point of the track groove 221, so as to convert the rotating motion into the reciprocating linear motion of the reciprocating mechanism, and the driving member 32 drives the plunger 33 to reciprocate linearly.
In addition, in this embodiment, in order to prevent the reciprocating mechanism from rotating along with the output shaft 22 of the driving mechanism 20, a bushing 3121 is sleeved on one end of the flat rod part 312, the driving member 32 is located between the bushing 3121 and the round rod part 311, the bushing 3121 is connected to the gear box housing 23, and the bushing 3121 is configured as a rectangular structure and is matched with a bushing limiting groove 2333 in the gear box housing 23 to limit the rotating motion of the connecting rod 31, so as to ensure that the reciprocating mechanism only makes a reciprocating linear motion.
As shown in fig. 1 and 9, in the present embodiment, the washing machine further includes a washing pump mechanism 40, and the washing pump mechanism 40 is connected to the plunger 33. The cleaning pump mechanism 40 includes a pump body 41, an inlet chamber 42 and an outlet chamber 43, the inlet chamber 42 and the outlet chamber 43 are communicated through a central chamber, the inlet chamber 42, the outlet chamber 43 and the central chamber are disposed in the pump body 41, and the outlet chamber 43 is communicated with the outlet 401, and the plunger 33 is located in the central chamber. In the present embodiment, the water inlet 402 of the cleaning pump mechanism 40 is connected to an external water source 404 through a water pipe 403, the water inlet 402 is connected to the water inlet chamber 42, a water inlet valve 405 is disposed between the water inlet 402 and the water inlet chamber 32, and the water inlet valve 405 is disposed below the water inlet chamber 42. In this embodiment, the inlet valve 405 includes a valve body 4051 and a valve stem 4052, the valve body 4051 is disposed below the inlet chamber 42 and is in communication with the inlet 402, the valve stem 4052 is located within the valve body 4051, and a seal is disposed between the valve stem 4052 and the valve body 4051.
As shown in fig. 1 and 8, in the present embodiment, the cleaning machine further includes a trigger 50, the trigger 50 includes a rotating member 51 and a pressing member 52, the rotating member 51 is rotatably connected to the housing 10, the pressing member 52 is disposed at one end of the rotating member 51, the pressing member 52 is disposed at the handle, and the other end of the rotating member 51 is in contact with one end of the valve stem 4052 protruding from the valve body 4051, specifically, when the finger pulls down the trigger 50 and opens the water inlet valve 405, water enters the cleaning pump mechanism 40 from the water inlet 402, the trigger 50 is released, the water inlet valve 405 is closed, and the trigger 50 is further used for controlling the opening or closing of the driving mechanism 20. In this embodiment, the cleaning machine further includes a spray head 60, and the spray head 60 is connected to the water outlet 401.
As shown in fig. 1 and 9, in the present embodiment, the water inlet chamber 42 includes a first water inlet chamber 421 and a second water inlet chamber 422, the water outlet chamber 43 includes a first water outlet chamber 431 and a second water outlet chamber 432, and the first water inlet cavity 421, the second water inlet cavity 422, the first water outlet cavity 431 and the second water outlet cavity 432 are all provided with one-way valves, while the plunger 33 divides the central chamber into a first central chamber 441 and a second central chamber, the first inlet chamber 421 and the first outlet chamber 431 are connected to the first central chamber 441, the second inlet chamber 422 and the second outlet chamber 432 are connected to the second central chamber, and the check valves of the first inlet chamber 421, the second inlet chamber 422, the first outlet chamber 431 and the second outlet chamber 432 are opened or closed correspondingly according to the moving direction of the plunger 33.
Referring to fig. 1 to 9, in particular, when the plunger 33 moves towards the second central chamber, the one-way valves of the first water inlet chamber 421 and the second water outlet chamber 432 are opened, water enters the first water inlet chamber 421 from the water inlet 402 and enters the first central chamber 441, and water originally stored in the second central chamber is discharged from the second water outlet chamber 432 and is ejected from the nozzle 60 through the water outlet 401; when the plunger 33 moves towards the first central chamber 441, the plunger 33 presses the water in the first central chamber 441, the one-way valve of the first water outlet chamber 431 is opened, the water is discharged through the first water outlet chamber 431 and is sprayed out of the spray head 60 through the water outlet 401, meanwhile, the one-way valve of the second water inlet chamber 422 is opened, the one-way valve of the second water outlet chamber 432 is closed, and the water enters the second central chamber from the water inlet 402 through the second water inlet chamber 422; more specifically, taking the example that the plunger 33 moves towards the second central chamber, when the plunger 33 moves towards the second central chamber, the water pressure in the first central chamber 441 is lower than the water pressure in the first water inlet chamber 421, the first water inlet chamber 421 is opened by the pressure difference, the second central chamber is full of water, when the plunger 33 moves towards the second central chamber, the water pressure in the second central chamber is higher than the water pressure in the second water outlet chamber 432, the check valve of the second water outlet chamber 432 is opened, water is discharged from the second water outlet chamber 432, the pressure difference between the first water outlet chamber 431 and the second central chamber is not existed, the pressure difference between the first water inlet chamber 421 and the first central chamber is not existed, and therefore, the check valves of the first water outlet chamber 431 and the first water inlet chamber 421 are in the closed state. The plunger 33 is cyclically reciprocated within the central chamber by the drive mechanism 20 and the reciprocation mechanism to open or close the one-way valves of the respective inlet and outlet chambers 42 and 43 to cause water to be continuously ejected from the spray head 60.
The invention provides a high-pressure cleaning machine, which converts the rotary motion of an output shaft into the reciprocating linear motion of a plunger through the mutual matching action of a driving mechanism and a reciprocating mechanism, thereby structurally avoiding the defects of large volume, complex structure, more parts and the like of a connecting rod and an eccentric mechanism.
The above description is only a preferred embodiment of the present application and a description of the applied technical principle, and it should be understood by those skilled in the art that the scope of the present application is not limited to the technical solution of the specific combination of the above technical features, and also covers other technical solutions formed by any combination of the above technical features or their equivalent features without departing from the inventive concept, for example, the technical solutions formed by mutually replacing the above technical features (but not limited to) having similar functions disclosed in the present application.
Other technical features than those described in the specification are known to those skilled in the art, and are not described herein in detail in order to highlight the innovative features of the present invention.
Claims (21)
1. A high pressure cleaner, comprising:
a housing;
the driving mechanism is arranged in the shell and comprises a motor and an output shaft, one end of the output shaft is connected with the motor, the other end of the output shaft is provided with a track groove, and the track groove and the axis of the output shaft are obliquely arranged;
the reciprocating mechanism is connected with the output shaft and comprises a connecting rod, one end of the connecting rod is provided with a driving piece, the driving piece is connected with the track groove in a sliding mode, a connecting piece is arranged between the driving piece and the track groove, the other end of the connecting rod is provided with a plunger, and the connecting piece moves along the track groove to enable the plunger to reciprocate in the axis direction of the output shaft;
the cleaning pump mechanism comprises a water inlet chamber and a water outlet chamber, the water inlet chamber is communicated with the water outlet chamber through a central chamber, the water outlet chamber is communicated with a water outlet, and the plunger is located in the central chamber.
2. The pressure washer according to claim 1, wherein the driving mechanism further comprises a gear box housing, a planetary gear and an inner gear ring, the planetary gear is disposed at an end of the output shaft away from the track groove, the inner gear ring is connected to the gear box housing, the inner gear ring is engaged with the planetary gear, the motor is connected to the output shaft through motor teeth, and the planetary gear, the inner gear ring, the output shaft and the reciprocating mechanism are disposed in the gear box housing.
3. The pressure washer according to claim 1, wherein a cross section of said output shaft along said track groove is elliptical.
4. The pressure washer according to claim 1, wherein said connecting member is a ball-shaped connecting member that mates with said track groove.
5. The pressure washer according to claim 1, wherein the connecting rod comprises a round rod portion and a flat rod portion, one end of the round rod portion is connected with the flat rod portion, the other end of the round rod portion is a plunger, and the other end of the flat rod portion is provided with a driving member.
6. The pressure washer as claimed in claim 1, wherein a bushing is sleeved on one end of said flat bar portion, said driving member is located between said bushing and said round bar portion, and said bushing is connected to said gear box housing.
7. The pressure washer of claim 1, wherein the housing comprises a first housing, a second housing, and a third housing, wherein one end of the second housing is secured to one end of the first housing, wherein the third housing is fixedly attached to the other end of the second housing, and wherein the second housing comprises a handle.
8. The pressure washer according to claim 7, wherein the first, second and third housings are comprised of two symmetrical half shell structures.
9. The pressure washer according to claim 7, further comprising a power supply device disposed within the third housing.
10. The pressure washer according to claim 9, wherein said power supply means is a removable and rechargeable battery pack.
11. The pressure washer according to claim 8, wherein the drive mechanism, the reciprocator, and the washer pump mechanism are located within the first housing, and a power cord of the power supply device is connected to the drive mechanism and the washer pump mechanism via the second housing.
12. The pressure washer according to claim 8, wherein the water inlet of the washer pump mechanism is connected by a water pipe to an external water source or a removable water storage device.
13. The pressure washer of claim 12, wherein an inlet valve is disposed between the inlet port and the inlet chamber, the inlet valve comprising a valve body disposed below the inlet chamber and in communication with the inlet port and a valve stem disposed within the valve body.
14. The pressure washer as claimed in claim 13, further comprising a trigger, wherein the trigger comprises a rotating member rotatably connected to the housing and a pressing member provided at one end of the rotating member, the pressing member being provided at the handle, and the other end of the rotating member being in contact with an end of the valve stem extending out of the valve body.
15. The pressure washer according to claim 14, wherein a seal is disposed between said valve stem and said valve body.
16. The pressure washer according to claim 14, wherein when said trigger is depressed, said inlet valve opens and water enters said washer pump mechanism from said inlet; the trigger is released and the inlet valve is closed.
17. The pressure washer of claim 1, further comprising a spray head, wherein the spray head is coupled to the water outlet.
18. The pressure washer of claim 1, wherein the inlet chamber comprises a first inlet chamber and a second inlet chamber, and the outlet chamber comprises a first outlet chamber and a second outlet chamber.
19. The pressure washer of claim 18, wherein the first inlet chamber, the second inlet chamber, the first outlet chamber and the second outlet chamber are each provided with a one-way valve.
20. The pressure washer according to claim 18, wherein said plunger divides said central chamber into a first central chamber and a second central chamber, said first inlet chamber and said first outlet chamber being connected to said first central chamber, said second inlet chamber and said second outlet chamber being connected to said second central chamber.
21. The pressure washer according to claim 20, wherein when the plunger moves toward the second central chamber, the check valves of the first inlet chamber and the second outlet chamber open, water enters the first inlet chamber from the inlet port and enters the first central chamber, and water stored in the second central chamber exits the second outlet chamber and is ejected from the nozzle through the outlet port; when the plunger moves towards the first central chamber, the plunger presses water in the first central chamber, the one-way valve of the first water outlet cavity is opened, the water is discharged from the first water outlet cavity and is sprayed out from the spray head through the water outlet, meanwhile, the one-way valve of the second water inlet cavity is opened, and the water enters the second central chamber through the second water inlet cavity from the water inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110100974.7A CN112775081A (en) | 2021-01-26 | 2021-01-26 | High-pressure cleaning machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110100974.7A CN112775081A (en) | 2021-01-26 | 2021-01-26 | High-pressure cleaning machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112775081A true CN112775081A (en) | 2021-05-11 |
Family
ID=75757206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110100974.7A Pending CN112775081A (en) | 2021-01-26 | 2021-01-26 | High-pressure cleaning machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023001077A1 (en) * | 2021-07-19 | 2023-01-26 | 浙江千机智能科技有限公司 | Cleaner reciprocating structure and handheld cleaner |
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| WO2023001077A1 (en) * | 2021-07-19 | 2023-01-26 | 浙江千机智能科技有限公司 | Cleaner reciprocating structure and handheld cleaner |
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