CN218684257U - A spray structure and cleaning machine for cleaning machine - Google Patents
A spray structure and cleaning machine for cleaning machine Download PDFInfo
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- CN218684257U CN218684257U CN202221537955.7U CN202221537955U CN218684257U CN 218684257 U CN218684257 U CN 218684257U CN 202221537955 U CN202221537955 U CN 202221537955U CN 218684257 U CN218684257 U CN 218684257U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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Abstract
The utility model relates to a spraying structure for a cleaning machine and the cleaning machine, the spraying structure comprises a spraying arm which is in a strip shape, a flow passage is arranged inside the spraying arm, and the spraying arm is provided with a water inlet and a spray orifice which are both in fluid communication with the flow passage; a planet wheel of the planet wheel assembly is connected with the spray arm; the driving mechanism is connected with the planet wheel in a driving way. Because the planet wheel can carry out revolution and rotation, so the spray arm can have rotation and two kinds of compound motion trails of revolution, and the spraying scope is big, reduces and washs the dead angle.
Description
Technical Field
The utility model relates to a cleaning machine technical field, concretely relates to a spray structure and cleaning machine for cleaning machine.
Background
The spray arm of a dishwasher is the most critical component to achieve the washing performance of the dishwasher. At present, a household dish washing machine drives a spray arm by water pressure, and the spray arm rotates to spray water for washing, but because of the shielding of tableware and the limitation of the structure of the spray arm, spray dead angles easily exist.
In order to solve the problems, the spraying structure of the dish washing machine and the dish washing machine disclosed in the Chinese utility model patent with the patent number of CN201922326382.8 (the publication number of CN 211381216U) comprises a spraying arm, wherein the spraying arm is movably connected to a first transmission part and can rotate relative to the first transmission part; the dishwasher main body is fixedly provided with a second transmission part, a transmission track is formed on the second transmission part, the first transmission part is movably connected with the second transmission part, and the first transmission part can drive the spray arm to move on the transmission track of the second transmission part; simultaneously discloses a dish washer that contains above-mentioned structure that sprays. The spray arm can rotate and revolve at the same time, so that the spray arm operates in two composite motion tracks, the cleaning area and the water spraying angle of the spray arm of the dish-washing machine are increased, tableware is cleaned more effectively, and cleaning dead angles are avoided.
However, the patent only has one first gear, so that the first gear is easy to run in the second gear and not smooth; in addition, water enters the spray arm through the rotating shaft, and how the first transmission part and the second transmission part are matched with a component for storing a water source is not disclosed in the patent.
In addition, the inner space of the inner container of a washing machine such as a dish washing machine is usually cubic, and the corner area of the inner container is difficult to clean due to the length limitation of the spray arm and the blocking of tableware, and can only be indirectly cleaned by water drops dropping from a door body, so that the secondary pollution at the corner area is serious; in addition, because the space in the inner container is small, the corner area of the inner container is shielded by tableware, water columns generated by the conventional spray arm cannot reach a high height for cleaning, and secondary pollution at the corner area can be serious.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a first technical problem that will solve is to prior art's current situation, provides a spray arm and can carry out the revolution equally and the spraying structure that is used for the cleaning machine of rotation.
The utility model discloses the second technical problem that will solve is to prior art's current situation, provides a spray arm operates steady be used for cleaning machine spray structure.
The utility model discloses the third technical problem that will solve is to prior art's current situation, provides a structure that sprays that is used for cleaning machine that can spray to the angular position.
The utility model discloses the fourth technical problem that will solve is to prior art's current situation, provides an use above-mentioned cleaning machine that sprays the structure.
The utility model provides a technical scheme that above-mentioned first technical problem adopted does: a spray structure for a cleaning machine, comprising
The spraying arm is strip-shaped, a flow channel is arranged in the spraying arm, and a water inlet and a spray hole which are in fluid communication with the flow channel are formed in the spraying arm;
the planet wheel of the planet wheel assembly is connected with the spray arm;
and the driving mechanism is connected with the planet wheel in a driving way.
The utility model provides a technical scheme that above-mentioned second technical problem adopted does: the planet wheel assembly comprises an inner gear ring;
the sun wheel is positioned in the center of the inner gear ring and is connected with the driving mechanism;
the planet carrier is arranged on one side of the inner gear ring and can rotate around the axis of the planet carrier;
the planet wheels can rotate around the axis of the planet wheels, the planet wheels are at least two and are arranged at intervals along the circumferential direction of the sun wheel, each planet wheel is simultaneously meshed with the sun wheel and the inner gear ring, each planet wheel is arranged on the planet carrier, and one planet wheel is connected with the spray arm.
The utility model provides a technical scheme that above-mentioned third technical problem adopted does: the angular velocities of the center wheel, the planet wheel and the planet carrier are respectively marked as W 0 、W 1 、W H The reference circle radiuses of the sun wheel, the planet wheel and the inner gear ring are respectively recorded as r 0 、r 1 、r 2 ，
Preferably, the spraying structure further comprises a pump shell with an inner cavity, a water inlet hole in fluid communication with the inner cavity is formed in the bottom of the pump shell, an impeller for drawing water into the pump shell from the water inlet hole is rotatably arranged in the pump shell, the planet wheel assembly is arranged in the pump shell, a water through hole which is through along the axial direction of the first planet wheel is formed in the first planet wheel, the planet frame is vertically positioned relative to the pump shell, and the planet frame can rotate circumferentially relative to the pump shell. The pump casing is not only used for holding the planet wheel assembly, but also can be used as the pump casing and used into water. In addition, because the planet wheel part of this application is more, can reduce the space in the pump case, increase rivers lift.
Preferably, the impeller is arranged coaxially with the sun gear. One set of driving mechanism can drive the impeller and the sun gear to rotate simultaneously, and the driving mechanism does not need to be additionally arranged to drive the impeller to rotate.
In order to improve the revolution smoothness of the first planet wheel, at least two planet wheels are arranged at intervals along the circumferential direction of the sun wheel, and the rest planet wheels except the first planet wheel are defined as second planet wheels. The second planet wheel is arranged, so that the revolution stability of the first planet wheel can be improved, the space in the pump shell is reduced, and the increase of the lift of water flow is facilitated.
The structure is compact, and the inner gear ring is formed on the inner peripheral wall of the pump shell. Thus, a connecting piece for connecting the inner gear ring and the pump shell is not required.
In order to make first planet wheel can drive the spray arm and rotate, the spray arm is located the pump case top, the water inlet is located on the wall of spraying arm's end, there is the inlet tube of vertical extension from the periphery shaping of water inlet on the wall of spraying arm's end, and this inlet tube links to each other through enabling the two location structure of synchronous pivoted with first planet wheel.
The positioning structure can have various structural forms, such as a screw, preferably, the first planet wheel is provided with a wheel shaft, the water inlet pipe is matched with the wheel shaft of the first planet wheel in a plug-in mode, the positioning structure comprises a positioning key and a key groove for inserting the positioning key, the positioning key is arranged on one of the wheel shaft and the water inlet pipe, the key groove is arranged on the other of the wheel shaft and the water inlet pipe, the end part, opposite to the positioning key, of the key groove is open, and the key groove extends vertically. The key groove matching mode is simple in structure, the components are convenient to assemble, and the assembly can be realized only by inserting the positioning key opposite to the key groove.
The key groove matching only ensures the positioning of the water inlet pipe and the wheel shaft in the circumferential direction, and in order to prevent the axial displacement between the water inlet pipe and the wheel shaft, the water inlet pipe is inserted into the wheel shaft of the first planet wheel, a boss is formed on the inner peripheral wall of the wheel shaft, and the water inlet pipe can be placed on the boss;
the top wall of the pump shell is provided with a through hole, the through hole is internally inserted with an annular body in a rotating mode, the annular body is connected with the wheel shaft through a positioning assembly which enables the annular body to be fixedly arranged relative to the wheel shaft, a first baffle plate is formed by inwards extending the top wall of the annular body, the outer peripheral wall of the water inlet pipe is provided with at least two second lateral outward convex parts which are arranged at intervals along the circumferential direction, the water inlet pipe can be inserted into the annular body by inwards extruding the second lateral outward convex parts, and in an inserting state, the second lateral outward convex parts reversely buckle the lower end face of the first baffle plate. Because first planet wheel is installed on the planet carrier, and the planet carrier is fixed the setting in the vertical, so the shaft is vertical fixed the setting, and the boss carries on spacingly to the downstream of inlet tube, and first baffle carries on spacingly to the upstream movement of inlet tube, and the two cooperation is fixed a position the spray arm on vertical.
The locating component can have multiple structural style, such as bolted connection and the like, preferably, be equipped with the buckle on the periphery wall of shaft, be equipped with the location portion of L type on the internal perisporium of annular body, location portion includes horizontal section and vertical section, set up the draw-in groove that supplies the buckle card to locate in the horizontal section, location portion and buckle constitute jointly locating component. The positioning assembly is simple in structure, and the axle and the annular body can be disassembled and assembled by keeping the annular body stationary and rotating the axle.
In order to enable the planet carrier to rotate smoothly, the planet carrier comprises a transversely arranged mounting plate, a circle of groove is formed in the inner peripheral wall of the pump shell, the periphery of the mounting plate is located in the groove, and rollers are arranged between the upper end face of the mounting plate and the top wall of the groove and/or between the lower end face of the mounting plate and the bottom wall of the groove. The rollers reduce the friction between the planet carrier and the groove.
In order to make first planet wheel install on the planet carrier, the vertical extension of the axis of first planet wheel, the planet carrier is including the mounting panel of horizontal setting, the mounting hole has been seted up on the mounting panel, have two at least first side direction evaginations that set up along the circumference interval on the periphery wall of shaft to can make the shaft insert the mounting hole through inside extrusion this first side direction evagination, under the cartridge state, the up end of mounting panel is detained to first side evagination. Therefore, the wheel shaft is inserted into the mounting hole from bottom to top until the outward convex part on the first side abuts against the upper end face of the mounting plate, and the first planet wheel is mounted.
The utility model provides a technical scheme that above-mentioned fourth technical problem adopted does: the utility model provides an use cleaning machine of above-mentioned structure that sprays which characterized in that: the spraying arm is rotatably arranged in the cavity of the inner container.
In order to further ensure that the spraying structure can be washed to the corners of the chamber, an included angle between the diagonal line of the chamber of the inner container and the wall surface of one side wall of the chamber is 45 degrees or close to 45 degrees.
Compared with the prior art, the utility model has the advantages that: 1. the spray arm of the utility model is connected with one of the planet wheels, and because the planet wheel can revolve and rotate, the spray arm can have two composite motion tracks of rotation and revolution, the spraying range is large, and the cleaning dead angle is reduced;
2. the spraying arm is provided with at least two planet wheels, the sun wheel is arranged, and each planet wheel is meshed with the sun wheel and the inner gear ring at the same time, so that the structure is compact, the running stability of the planet wheels can be improved, and the spraying arm can move stably;
3. the utility model discloses a carry out suitable drive ratio setting with the part of planet wheel subassembly, can make the motion trail of the tip of spray arm square for the fillet (the square shape of fillet is close the rectangle, and only bight is the fillet, and not the right angle), when the spray arm was used on the cleaning machine like this, because the cavity of cleaning machine is the cube, can wash the corner department of inner bag.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of the structure of FIG. 1 with the inner container removed;
FIG. 3 is a cross-sectional view of FIG. 1;
FIG. 4 is an enlarged view of the point B in FIG. 3;
FIG. 5 is an exploded view of FIG. 3;
FIG. 6 is a schematic view of a portion of the structure of FIG. 5;
fig. 7 is a schematic structural view of the planetary wheel assembly of fig. 3.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
As shown in fig. 1 to 7, the cleaning machine of the preferred embodiment includes a liner 1 and a shower structure a, and the liner 1 has a chamber 11 having a cubic shape.
As shown in fig. 2 and 3, the spraying structure a includes a spraying arm 2, a planetary wheel assembly 3, a driving mechanism 4 and a pump case 5, the spraying arm 2 is disposed in the chamber 11, a flow channel 21 is disposed inside the spraying arm 2 of this embodiment, and the spraying arm 2 is provided with a water inlet 22 and a spray hole 23 both in fluid communication with the flow channel 21.
As shown in fig. 4 to 7, the planetary gear assembly 3 includes planetary gears, a sun gear 32, a planet carrier 33, and an inner gear 34, and the sun gear 32 is located at the center of the inner gear 34. The driving mechanism 4 can adopt a motor, the driving mechanism 4 finally drives the planet wheel to rotate, namely, the driving mechanism 4 is connected with the planet wheel in a driving way, the driving mechanism can be directly connected with the planet wheel in a driving way, or indirectly transmits power to the planet wheel through other components like the way of the embodiment, in the embodiment, the driving mechanism 4 is connected with the sun wheel 32 of the planet wheel component 3 in a driving way.
The planet wheels are at least two and are arranged at intervals along the circumferential direction of the sun wheel, each planet wheel is simultaneously meshed with the sun wheel 32 and the inner gear ring 34, each planet wheel is arranged on the planet carrier 33, and one of the planet wheels is fixedly connected with the spray arm 2, so that the spray arm 2 can rotate and revolve around the sun wheel 32 of the planet wheel assembly 3. The carrier 33 is provided on the ring gear 34 side, and the carrier 33 is rotatable about its axis.
The planet wheels connected to the spray arm 2 are defined as first planet wheels 30, the remaining planet wheels other than the first planet wheels 30 are defined as second planet wheels 31, and the second planet wheels 31 are mounted on a planet carrier 33 by means of mounting shafts 311.
In the present embodiment, the angular velocities of the sun gear 32, the planetary gear, and the carrier 33 are denoted as W 0 、W 1 、W H The reference circle radii of the sun gear 32, the planet gear and the inner gear ring 34 are respectively recorded as r 0 、r 1 、r 2 ，
In addition, an included angle between a diagonal line of the chamber 11 of the inner container 1 and a wall surface of one side wall of the chamber 11 can be 45 degrees or close to 45 degrees.
The pump shell 5 is provided with an inner cavity 51, the bottom of the pump shell 5 is provided with a water inlet 52 which is in fluid communication with the inner cavity 51, the inner cavity 51 of the pump shell 5 is rotatably provided with an impeller 6 which draws water into the pump shell 5 from the water inlet 52, the impeller 6 and the sun gear 32 are coaxially arranged, in the embodiment, the impeller 6 is positioned below the sun gear 32, and the driving mechanism drives the impeller 6.
The planet wheel assembly 3 is arranged in an inner cavity 51 of the pump shell 5, the inner gear ring 34 is molded on the inner peripheral wall of the pump shell 5, the first planet wheel 30 is internally provided with a water through hole 301 which is penetrated along the axial direction and is used for water to pass through, and the planet carrier 33 is vertically positioned relative to the pump shell 5, but the planet carrier 33 can rotate circumferentially relative to the pump shell 5.
In this embodiment, the planet carrier 33 includes a transversely disposed mounting plate 331, a circle of groove 54 is formed on the inner circumferential wall of the pump casing 5, the circumferential edge of the mounting plate 331 is located in the groove 54, rollers 332 are disposed between the upper end surface of the mounting plate 331 and the top wall of the groove 54 and between the lower end surface of the mounting plate 331 and the bottom wall of the groove 54, or the rollers 332 may be disposed only between the upper end surface of the mounting plate 331 and the top wall of the groove 54 or between the lower end surface of the mounting plate 331 and the bottom wall of the groove 54. The rollers 332 reduce the friction between the planet carrier 33 and the groove 54.
The mounting plate 331 is formed with a mounting hole 3311, and the outer peripheral wall of the hub 302 is formed with at least two first outwardly projecting portions 3024 arranged at intervals in the circumferential direction, and the hub 302 can be inserted into the mounting hole 3311 by pressing the first outwardly projecting portions 3024 inward, and the first outwardly projecting portions 3024 are engaged with the upper end surface of the mounting plate 331 in an inserted state. Thus, the axle 302 is inserted into the mounting hole 3311 from the bottom to the top until the first laterally outward protrusion 3024 abuts against the upper end surface of the mounting plate 331, thereby mounting the first planetary gear 30. In addition, the outer wall surface of the first laterally outward protrusion 3024 is a first tapered surface 30241 that gradually decreases in diameter in the insertion direction of the hub 302. The first planetary gear 30 is mounted by inserting the axle 302 into the mounting hole 3311 from bottom to top until the first laterally outward protrusion 3024 abuts against the upper end surface of the mounting plate 331.
The spray arm 2 is located above the pump case 5, the water inlet 22 is arranged on the bottom wall surface of the spray arm 2, a vertically extending water inlet pipe 24 is formed on the bottom wall surface of the spray arm 2 from the periphery of the water inlet 22, and the water inlet pipe 24 is connected with the first planet wheel 30 through a positioning structure which enables the two to synchronously rotate.
As shown in fig. 4, 5 and 6, in the present embodiment, the first planetary gear 30 has a hub 302, the water inlet pipe 24 is inserted into the hub 302 of the first planetary gear 30, the positioning structure includes a positioning key 241 and a key groove 3021 for inserting the positioning key 241, the positioning key 241 is disposed on the outer circumferential wall of the water inlet pipe 24, the key groove 3021 is disposed on the inner circumferential wall of the hub 302, and the top of the key groove 3021 is open and extends vertically, so long as the positioning key 241 is inserted into the key groove 3021. Of course, the positioning key 241 may be provided on the hub 302 and the key slot 3021 provided on the water inlet pipe 24.
The positioning key 241 and the key groove 3021 cooperate to ensure only the positioning of the water inlet pipe 24 and the hub 302 in the circumferential direction, and in order to prevent the axial displacement between the water inlet pipe 24 and the hub 302, the water inlet pipe 24 is inserted into the hub 302 of the first planetary gear 30, and a boss 3022 is formed on the inner circumferential wall of the hub 302, and the water inlet pipe 24 can rest on the boss 3022 to limit the downward movement of the water inlet pipe 24.
The top wall of the pump shell 5 is provided with a through hole 53, the annular body 7 is rotatably inserted in the through hole 53, the annular body 7 is connected with the wheel shaft 302 through a positioning component which enables the annular body 7 to be fixedly arranged relative to the wheel shaft 302, a first baffle 71 is formed by extending inwards from the top wall of the annular body 7, the outer peripheral wall of the water inlet pipe 24 is provided with at least two second lateral outward protrusions 242 which are arranged at intervals along the circumferential direction, the water inlet pipe 24 can be inserted into the annular body 7 by pressing the second lateral outward protrusions 242 inwards, and in the inserted state, the second lateral outward protrusions 242 reversely buckle the lower end face of the first baffle 71 to limit the upward movement of the water inlet pipe 24. In addition, the outer wall surface of the second laterally outward protruding portion 242 has a second tapered surface 2421 which gradually decreases in diameter in the insertion direction of the inlet pipe 24.
Because the first planet wheel 30 is installed on the planet carrier 33, and the planet carrier 33 is vertically and fixedly arranged, the wheel shaft 302 is vertically and fixedly arranged, the boss 3022 limits the downward movement of the water inlet pipe 24, the first baffle 71 limits the upward movement of the water inlet pipe 24, and the first baffle and the second baffle cooperate to vertically position the spray arm 2.
The outer peripheral wall of the wheel axle 302 is provided with a buckle 3023, the inner peripheral wall of the annular body 7 is provided with an L-shaped positioning portion 72, the positioning portion 72 comprises a transverse section 721 and a vertical section 722, the transverse section 721 is provided with a clamping groove 723 for the buckle 3023 to be clamped in, the positioning portion 72 and the buckle 3023 jointly form the positioning assembly, and the wheel axle 302 and the annular body 7 can be disassembled and assembled by keeping the annular body 7 stationary and rotating the wheel axle 302.
The pump shell 5 comprises a base 5a with an open top and a cover plate 5b covering the open top of the base, and the cover plate 5b and the base 5a jointly enclose an inner cavity 51 so as to place the planetary wheel assembly 3 in the inner cavity.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate the orientation or positional relationship indicated based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, since the disclosed embodiments of the invention can be arranged in different orientations, these directional terms are for illustrative purposes only and should not be considered as limiting, e.g., "upper" and "lower" are not necessarily limited to directions opposite to or consistent with the direction of gravity.
The term "fluid communication" as used herein refers to a spatial relationship between two components or portions (hereinafter, referred to as a first portion and a second portion) in a unified manner, i.e., a fluid (gas, liquid or a mixture thereof) can flow along a flow path from the first portion or/and be transported to the second portion, and may be directly communicated between the first portion and the second portion, or indirectly communicated between the first portion and the second portion via at least one third member, which may be a fluid passage such as a pipe, a channel, a duct, a flow guide member, a hole, a groove, or a chamber allowing the fluid to flow therethrough, or a combination thereof.
Claims (14)
1. A spray structure for a cleaning machine, comprising
The spray arm (2) is strip-shaped, a flow channel (21) is formed in the spray arm (2), and a water inlet (22) and a spray hole (23) which are in fluid communication with the flow channel (21) are formed in the spray arm (2);
the method is characterized in that: also comprises
The planet wheel assembly (3), the planet wheel of the planet wheel assembly (3) is connected with the spray arm (2);
and the driving mechanism (4) is connected with the planet wheel in a driving way.
2. The spray structure of claim 1, wherein: the planet wheel component (3) comprises
A ring gear (34);
the sun gear (32), the sun gear (32) is located in the center of the inner gear ring (34), and the sun gear (32) is connected with the driving mechanism (4);
the planet carrier (33) is arranged on one side of the inner gear ring (34), and the planet carrier (33) can rotate around the axis of the planet carrier;
the planet wheels are arranged at intervals along the circumferential direction of the sun wheel (32), each planet wheel is simultaneously meshed with the sun wheel (32) and the inner gear ring (34), each planet wheel is arranged on the planet carrier (33), and one planet wheel is connected with the spray arm (2).
3. The spray structure of claim 2, wherein: the angular velocities of the sun gear (32), the planet gear, and the planet carrier (33) are denoted as W 0 、W 1 、W H The reference circle radiuses of the sun gear (32), the planet gear and the inner gear ring (34) are respectively recorded as r 0 、r 1 、r 2 ，
4. The spray structure of claim 2, wherein: the spraying structure comprises a first planet wheel (30) defined as a planet wheel connected with a spraying arm (2), and second planet wheels (31) defined as other planet wheels except the first planet wheel (30), and further comprises a pump shell (5) with an inner cavity (51), wherein a water inlet (52) communicated with the inner cavity (51) of the pump shell (5) is formed in the bottom of the pump shell, an impeller (6) drawing water from the water inlet (52) into the inner cavity (51) of the pump shell (5) is rotatably arranged in the pump shell (5), a planet wheel assembly (3) is arranged in the inner cavity (51) of the pump shell (5), a water through hole (301) penetrating along the axial direction of the first planet wheel (30) is formed in the first planet wheel (30), and the planet carrier (33) is vertically positioned relative to the pump shell (5), but the planet carrier (33) can rotate circumferentially relative to the pump shell (5).
5. The spray structure of claim 4, wherein: the impeller (6) and the sun gear (32) are coaxially arranged.
6. The spray structure of claim 4, wherein: the inner gear ring (34) is formed on the inner peripheral wall of the pump shell (5).
7. The spray structure of claim 4, wherein: spray arm (2) are located pump case (5) top, water inlet (22) are located on the bottom wall of spray arm (2), there is vertical extension's inlet tube (24) from the periphery shaping of water inlet (22) on the diapire face of spray arm (2), and this inlet tube (24) link to each other through enabling the two location structure of synchronous rotation with first planet wheel (30).
8. The spray structure of claim 7, wherein: first planet wheel (30) have shaft (302), the shaft (302) cartridge cooperation of inlet tube (24) and first planet wheel (30), location structure includes navigation key (241) and supplies navigation key (241) cartridge keyway (3021) in, navigation key (241) are located on one of shaft (302) and inlet tube (24), keyway (3021) are located on another of shaft (302) and inlet tube (24), the tip of keyway (3021) facing navigation key (241) is uncovered, keyway (3021) vertical extension.
9. The spray structure of claim 8, wherein: the water inlet pipe (24) is inserted into a wheel shaft (302) of the first planet wheel (30), a boss (3022) is formed on the inner peripheral wall of the wheel shaft (302), and the water inlet pipe (24) can be placed on the boss (3022);
the pump comprises a pump shell (5), and is characterized in that a through hole (53) is formed in the top wall of the pump shell (5), an annular body (7) is inserted in the through hole (53) in a rotating mode, the annular body (7) is connected with a wheel shaft (302) through a positioning assembly which enables the annular body (7) to be fixedly arranged relative to the wheel shaft (302), a first baffle plate (71) extends inwards from the top wall of the annular body (7), at least two second lateral outward protrusions (242) which are arranged at intervals along the circumferential direction are arranged on the outer circumferential wall of a water inlet pipe (24), the water inlet pipe (24) can be inserted into the annular body (7) through inwards extruding the second lateral outward protrusions (242), and in the inserted state, the second lateral outward protrusions (242) are reversely buckled on the lower end face of the first baffle plate (71).
10. The spray structure of claim 9, wherein: the wheel shaft positioning device is characterized in that a buckle (3023) is arranged on the outer peripheral wall of the wheel shaft (302), an L-shaped positioning portion (72) is arranged on the inner peripheral wall of the annular body (7), the positioning portion (72) comprises a transverse section (721) and a vertical section (722), a clamping groove (723) for the buckle (3023) to be clamped in is formed in the transverse section (721), and the positioning portion (72) and the buckle (3023) jointly form the positioning assembly.
11. The spray structure of claim 4, wherein: the planet carrier (33) comprises a transversely arranged mounting plate (331), a circle of groove (54) is formed in the inner peripheral wall of the pump shell (5), the periphery of the mounting plate (331) is located in the groove (54), and rollers (332) are arranged between the upper end surface of the mounting plate (331) and the top wall of the groove (54) and/or between the lower end surface of the mounting plate (331) and the bottom wall of the groove (54).
12. The spray structure of claim 8, wherein: the planet carrier (33) comprises a transversely-arranged mounting plate (331), a mounting hole (3311) is formed in the mounting plate (331), at least two first lateral outward protrusions (3024) are arranged on the outer peripheral wall of the wheel shaft (302) at intervals along the circumferential direction, the wheel shaft (302) can be inserted into the mounting hole (3311) by pressing the first lateral outward protrusions (3024) inwards, and the first lateral outward protrusions (3024) reversely buckle the upper end face of the mounting plate (331) in an inserted state.
13. A cleaning machine using the spray structure of any one of claims 1 to 12, characterized in that: the shower arm device is characterized by further comprising an inner container (1) with a cavity (11), wherein the cavity (11) is cubic, and the shower arm (2) can be rotatably arranged in the cavity (11) of the inner container (1).
14. The cleaning machine of claim 13, wherein: an included angle between a diagonal line of the chamber (11) of the inner container (1) and a wall surface where one side wall of the chamber (11) is located is 45 degrees or close to 45 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221537955.7U CN218684257U (en) | 2022-06-17 | 2022-06-17 | A spray structure and cleaning machine for cleaning machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221537955.7U CN218684257U (en) | 2022-06-17 | 2022-06-17 | A spray structure and cleaning machine for cleaning machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218684257U true CN218684257U (en) | 2023-03-24 |
Family
ID=85606676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221537955.7U Active CN218684257U (en) | 2022-06-17 | 2022-06-17 | A spray structure and cleaning machine for cleaning machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218684257U (en) |
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2022
- 2022-06-17 CN CN202221537955.7U patent/CN218684257U/en active Active
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