CN117958715A - Spraying device and dish washer - Google Patents

Abstract

The invention relates to the technical field of kitchen appliances, and particularly discloses a spraying device and a dish washer, wherein the spraying device comprises a support piece, a spraying assembly, a driving mechanism and a deflection mechanism, the spraying assembly is arranged on the support piece in a swinging manner, and the spraying assembly can move along a set linear direction relative to the support piece; the driving mechanism is in transmission connection with the spraying assembly, the deflection mechanism is used for driving the spraying assembly to swing relative to the supporting piece when the driving mechanism drives the spraying assembly to move along the set linear direction, the spraying assembly can be driven by the driving mechanism to reciprocate along the set linear direction to form a rectangular spraying range, only one spraying device is needed to match the shape of the long-strip-shaped inner container, the requirement on the power of the water pump can be reduced, and when the spraying device reciprocates, the deflection mechanism can drive the spraying assembly to swing relative to the supporting piece, so that the spraying coverage of the spraying device can be increased, and the cleaning effect can be improved.

Description

Spraying device and dish washer

Technical Field

The invention relates to the technical field of kitchen appliances, in particular to a spraying device and a dish washer.

Background

A dishwasher is a device for automatically washing dishes such as bowls, chopsticks, plates, dishes, knives, forks, etc. The spray device is used as an important part for cleaning tableware dirt of a dish washer, and the rationality of the design is particularly important.

The existing spray device generally comprises a spray arm capable of rotating around a central shaft, the spray face of the spray arm is circular, the inner container is generally square, particularly, for the long-strip-shaped inner container, the length of the long-strip-shaped inner container is far larger than the width of the long-strip-shaped inner container, the spray radius of the spray arm is limited by the width of the inner container, so that one spray arm cannot be matched with the length of the inner container, a plurality of spray arms are arranged at intervals in the length direction of the inner container to cover the length direction of the whole inner container, a plurality of spray devices are required to be arranged, the cost is high, the spray arms of the spray devices supply water through a water pump, and the power requirement on the water pump is high.

Disclosure of Invention

The invention aims at: the utility model provides a spray set and dish washer can be applicable to rectangular inner bag, and need not to increase the power requirement of water pump.

In one aspect, the present invention provides a spray device comprising:

a support;

The spraying assembly is arranged on the supporting piece in a swinging manner and can move along a set linear direction relative to the supporting piece;

The driving mechanism is in transmission connection with the spraying assembly and is used for driving the spraying assembly to reciprocate along the set linear direction relative to the supporting piece;

And when the driving mechanism drives the spraying assembly to reciprocate along the set linear direction relative to the support piece, the deflection mechanism drives the spraying assembly to swing relative to the support piece.

As a preferable technical solution of the spraying device, the spraying assembly includes:

A spray arm;

The liquid supply pipe is connected with the spray arm and is used for connecting a water pump through a water pipe;

The connecting piece is connected with the liquid supply pipe, the driving mechanism is used for driving the connecting piece to slide along the set linear direction relative to the supporting piece, and when the driving mechanism drives the connecting piece to slide along the set linear direction relative to the supporting piece, the deflection mechanism drives the connecting piece to swing around a set axis relative to the supporting piece, and the set axis extends along the set linear direction.

As a preferable technical scheme of the spray device, the direction of the spray arm spraying the cleaning liquid is perpendicular to the set axis.

As a preferable technical scheme of the spraying device, the connecting piece can rotate around the set axis relative to the driving mechanism;

The deflection mechanism comprises a first track groove and a first guide post which is inserted into the first track groove in a sliding manner, the first track groove extends in a wave shape along the set linear direction, one of the first track groove and the first guide post is arranged on the connecting piece, and the other of the first track groove and the first guide post is arranged on the supporting piece.

As a preferable technical solution of the spraying device, the driving mechanism includes:

A rotary driving member;

the rotating shaft is rotatably arranged on the supporting piece, and the rotating driving piece is in transmission connection with the rotating shaft and is used for driving the rotating shaft to rotate around the set axis;

the second track groove is arranged on the outer peripheral surface of the rotating shaft;

The second guide post is arranged on the connecting piece, and is slidably inserted into the second track groove, and when the rotating shaft rotates, the second track groove can guide the second guide post to reciprocate along the set linear direction.

As the preferable technical scheme of the spraying device, the second track groove extends in a wave shape along the circumferential direction of the rotating shaft, and the second track groove is communicated with the head and the tail.

As the preferable technical scheme of spray set, support piece has the inner chamber, and all with first opening, second opening and the third opening of inner chamber intercommunication, the pivot wears to locate first opening, the liquid supply pipe wears to locate the second opening, the third opening is used for wearing to establish the water pipe, the connecting piece set up in the inner chamber.

As the preferable technical scheme of the spraying device, the connecting piece comprises two push plates which are parallel and are arranged at intervals, and a connecting plate which is connected between the two push plates and is connected with the liquid supply pipe;

The driving mechanism comprises two second guide posts, the two second guide posts are respectively arranged on the two pushing plates, the two second guide posts are symmetrically arranged relative to the center of the axis of the rotating shaft, and the two second guide posts are slidably inserted into the second track groove.

As a preferable technical scheme of the spraying device, the connecting piece further comprises a plug connected with the connecting plate;

The liquid supply pipe comprises a spray connecting pipe and a three-way pipe, wherein the spray connecting pipe is connected with the spray arm, the three-way pipe is provided with a first interface, a second interface and a third interface which are mutually communicated, the first interface is communicated with the spray connecting pipe, the second interface is used for connecting a water pump through a water pipe, and the third interface is in threaded connection with the plug.

The spraying device provided by the invention has at least the following beneficial effects:

The spraying device comprises a supporting piece, a spraying assembly, a driving mechanism and a deflection mechanism, wherein the spraying assembly is arranged on the supporting piece in a swinging way and can move along a set linear direction relative to the supporting piece; the driving mechanism is in transmission connection with the spraying assembly and is used for driving the spraying assembly to reciprocate along a set linear direction relative to the supporting piece; when the driving mechanism drives the spraying assembly to reciprocate along the set linear direction relative to the support, the deflection mechanism is used for driving the spraying assembly to swing relative to the support. On the one hand, the spraying assembly is driven by the driving mechanism to reciprocate along the set linear direction, the spraying assembly can form a rectangular spraying range, the shape of the long-strip-shaped inner container can be well matched only by enabling the set linear direction to be consistent with the length or width direction of the inner container, and the shape is not limited by the width of the inner container. On the other hand, in the process that the spraying device reciprocates along the set linear direction, the spraying assembly is driven to swing relative to the supporting piece through the deflection mechanism, so that the spraying range of the spraying device can be further enlarged on the basis of a rectangle, and the cleaning range and the cleaning effect of tableware to be cleaned are ensured.

On the other hand, the invention provides a dish washer, which comprises the spraying device in any scheme, and further comprises an inner container and a shelf, wherein the spraying device and the shelf are both arranged on the inner container, the shelf is positioned above the spraying assembly, and the set linear direction is the length direction of the inner container.

The dish washer provided by the invention has at least the following beneficial effects:

This dish washer includes spray set, inner bag and shelf, and spray set and shelf all set up in the inner bag, and the shelf is located the top that sprays the subassembly, sets for the length direction that the straight line direction is the inner bag, and when the inner bag was rectangular shape's inner bag, need not to set up a plurality of spray set on the length direction of inner bag, can reduce the demand to water pump power.

Drawings

FIG. 1 is a cross-sectional view of a dishwasher in an embodiment of the present invention;

FIG. 2 is a cross-sectional view of the dishwasher of FIG. 1 taken along the direction A-A (spray assembly in an extended position);

FIG. 3 is a second cross-sectional view of the dishwasher of FIG. 1 taken along the direction A-A (with the spray assembly in an initial position);

FIG. 4 is a top view of a partial construction of a spray device in accordance with an embodiment of the present invention;

FIG. 5 is a side view of a partial construction of a spray device in an embodiment of the invention;

FIG. 6 is a schematic view of a spray assembly of a spray device according to an embodiment of the present invention swinging relative to a support;

FIG. 7 is a cross-sectional view of a support in a spray device in accordance with an embodiment of the present invention;

FIG. 8 is a schematic view of the structure of the connection member in the shower apparatus according to the embodiment of the present invention;

FIG. 9 is a schematic view of a spindle in a spray device according to an embodiment of the present invention;

FIG. 10 is a second schematic structural view of a shaft in a spray device according to an embodiment of the present invention;

fig. 11 is a schematic structural diagram of a tee in a sprinkler in an embodiment of the present invention.

In the figure:

100. an inner container; 200. a shelf; 300. a spraying device;

1. a support; 11. an inner cavity; 12. a first opening; 13. a second opening; 14. a third opening;

2. a spray assembly; 21. a spray arm; 211. spraying holes; 212. a liquid preparation cavity; 22. a liquid supply pipe; 221. a spray connection pipe; 222. a three-way pipe; 223. a first interface; 224. a second interface; 225. a third interface; 23. a connecting piece; 231. a push plate; 232. a connecting plate; 233. a plug;

3. a driving mechanism; 31. a rotary driving member; 32. a rotating shaft; 33. a second track groove; 331. a peak; 332. a trough; 333. a spiral groove; 34. a second guide post;

4. A deflection mechanism; 41. a first track groove; 42. a first guide post.

Detailed Description

The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first location" and "second location" are two distinct locations and wherein the first feature is "above," "over" and "over" the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicates that the first feature is level above the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.

The present embodiment provides a dishwasher which can be applied to a home kitchen or restaurant, and can be used to automatically wash dishes such as bowls, chopsticks, plates, dishes, knives, forks, etc.

FIG. 1 is a cross-sectional view of a dishwasher in an embodiment of the present invention; FIG. 2 is a cross-sectional view of the dishwasher of FIG. 1 taken along the direction A-A (spray assembly in an extended position); fig. 3 is a second cross-sectional view of the dishwasher of fig. 1 taken along A-A (spray assembly in an initial position). Referring to fig. 1 to 3, the dishwasher includes a tub 100, a rack 200, and a spray device 300. The shelf 200 is disposed inside the inner container 100, the shelf 200 is used for accommodating tableware to be cleaned, such as bowls, chopsticks, plates, dishes, knives, forks and the like, the spraying device 300 is disposed below the shelf 200 and the inner container 100, and the spraying device 300 is used for spraying cleaning liquid to the tableware to be cleaned on the shelf 200 so as to clean the tableware to be cleaned. The cleaning liquid comprises, but is not limited to, clear water, mixed liquid of clear water and a detergent, and the like. Specifically, the horizontal cross section of the liner 100 in this embodiment is elongated. In other embodiments, the shape of the horizontal cross section of the liner 100 may be square or the like as desired.

The existing spray device generally comprises a spray arm capable of rotating around a central shaft, the spray face of the spray arm is circular, the length of the long-strip-shaped inner container is far larger than the width of the long-strip-shaped inner container, the spray radius of the spray arm is limited by the width of the inner container, the spray arm cannot be matched with the length of the inner container, a plurality of spray arms are arranged on the length direction of the inner container at intervals to cover the length direction of the whole inner container, a plurality of spray devices are arranged, the cost is high, the spray arms of the spray devices supply water through a water pump, and the power requirement on the water pump is high.

In this regard, the present embodiment also provides a spraying device to solve the above-mentioned problems.

FIG. 4 is a top view of a partial construction of a spray device in accordance with an embodiment of the present invention; fig. 5 is a side view of a partial structure of a shower assembly in accordance with an embodiment of the present invention. Specifically, referring to fig. 1 to 5, the shower apparatus 300 includes a support 1, a shower assembly 2, a driving mechanism 3, and a deflection mechanism 4. Wherein the support 1 is adapted to be secured to the liner 100. The spray assembly 2 is swingably mounted to the support 1, and the spray assembly 2 can move in a set linear direction (direction indicated by arrow ab in fig. 1 and 4) with respect to the support 1, and the spray assembly 2 can spray the cleaning liquid to the dishes to be cleaned on the rack 200 to clean the dishes to be cleaned. The driving mechanism 3 is in transmission connection with the spraying assembly 2 and is used for driving the spraying assembly 2 to reciprocate along a set linear direction relative to the support 1; when the driving mechanism 3 drives the spray assembly 2 to move along a set linear direction relative to the support 1, the deflection mechanism 4 is used for driving the spray assembly 2 to swing relative to the support 1.

According to the spraying device 300 provided by the embodiment, on one hand, the spraying assembly 2 is driven by the driving mechanism 3 to reciprocate along the set linear direction, the spraying assembly 2 can form a rectangular spraying range, the shape of the long-strip-shaped inner container 100 can be well matched only by enabling the set linear direction to be consistent with the length or width direction of the inner container 100, and the limitation of the width of the inner container 100 is avoided, compared with the prior art, the spraying device 300 is not required to be arranged on the length direction of the inner container 100, and the requirement on the power of a water pump can be reduced. On the other hand, in the process that the spraying device 300 reciprocates along the set linear direction, the spraying assembly 2 is driven to swing relative to the support piece 1 through the deflection mechanism 4, so that the spraying range of the spraying device 300 can be further increased on the basis of a rectangle, and the cleaning range and the cleaning effect of tableware to be cleaned are ensured.

In the present embodiment, the set straight line direction is specifically the longitudinal direction of the liner 100, and in other embodiments, the set straight line direction may be set as the width direction of the liner 100.

Fig. 6 is a schematic view of the swing of the spray assembly relative to the support in the spray device according to an embodiment of the present invention. Alternatively, referring again to fig. 1 to 6, in the present embodiment, the shower assembly 2 includes a shower arm 21, a liquid supply pipe 22, and a connector 23. Wherein, the liquid supply pipe 22 is connected with the spray arm 21 and is used for connecting a water pump through a water pipe; the connecting member 23 is connected to the liquid supply tube 22, the driving mechanism 3 is used for driving the connecting member 23 to slide along a set linear direction relative to the support member 1, and when the driving mechanism 3 drives the connecting member 23 to slide along the set linear direction relative to the support member 1, the deflecting mechanism 4 drives the connecting member 23 to swing about a set axis (shown as a line L in fig. 1) relative to the support member 1, the set axis extending along the set linear direction. Specifically, the driving mechanism 3 reciprocates in a set linear direction relative to the support 1 through the driving connection member 23, so that the spray assembly 2 reciprocates in the set linear direction relative to the support 1; when the driving mechanism 3 drives the connecting piece 23 to reciprocate along the set linear direction, the deflection mechanism 4 swings around the set axis relative to the support piece 1 through the driving connecting piece 23 so as to drive the liquid supply pipe 22 and the spray arm 21 to swing synchronously, so that the spray assembly 2 swings relative to the support piece 1. In other embodiments, the supply tube 22 may be kept out of contact with the support frame.

Preferably, the liquid supply pipe 22 is rotatably disposed on the support member 1 around a set axis, and the liquid supply pipe 22 is slidably connected with the support member 1 along a set linear direction, so as to ensure that the movement direction of the liquid supply pipe 22 can be kept stable.

Alternatively, in this embodiment, the length direction of the spray arm 21 (the direction indicated by the cd arrow in fig. 4) and the width direction of the liner 100 are in the same direction, and the length direction of the spray arm 21 and the width direction of the liner 100 are perpendicular to the set straight line direction, so that the shape of the liner 100 in a long strip shape can be better matched. Wherein, the spray arm 21 is provided with a liquid distribution cavity 212 and a plurality of spray holes 211 communicated with the liquid distribution cavity 212, the spray holes 211 are all arranged on the upper surface of the spray arm 21, the liquid supply pipe 22 is communicated with the liquid distribution cavity 212, the cleaning liquid provided by the liquid supply pipe 22 is distributed to the spray holes 211 through the liquid distribution cavity 212 and sprayed out of the spray holes 211 to the shelf 200 so as to clean the tableware to be cleaned on the shelf 200. The spray holes 211 may be oriented in the same direction or in different directions.

Alternatively, in the present embodiment, the direction in which the shower arm 21 sprays the cleaning liquid is perpendicular to the set axis. Specifically, the spray assembly 2 sprays the spray liquid to the upper side, and the set axis (the length direction of the liner 100), the vertical direction and the length direction of the spray arm 21 (the width direction of the liner 100) are perpendicular to each other, so that when the spray assembly 2 swings relative to the support 1, the spray direction of the spray arm 21 can be directly inclined, and the spray coverage of the spray arm 21 can be maximally promoted. In other embodiments, the direction in which the spray arm 21 sprays the cleaning liquid may be at other angles to the set axis as desired.

In order to prevent the shower arm 21 from colliding with the shelf 200 above during the swing along with the link 23, the swing angle of the shower assembly 2 should not be excessively large. The range of oscillation of the spray assembly 2 is illustratively between 1 deg. and 3 deg.. Specifically, the swing range of the spray assembly 2 may be 1 °, 1.1 °, 1.2 °, 1.3 °, 1.4 °, 1.5 °, 1.6 °, 1.7 °, 1.8 °, 1.9 °,2 °, 2.1 °, 2.2 °, 2.3 °, 2.4 °, 2.5 °, 2.6 °, 2.7 °, 2.8 °, 2.9 °, or 3 °.

In the prior art, the four corners of the liner 100 in the circumferential direction are generally rounded, which easily results in poor cleaning effect of the spray arms 21 on the four corners of the liner 100.

In this embodiment, the spray arm 21 includes a fixed arm, two movable arms and two springs, the liquid supply tube 22 is fixedly connected with the fixed arm, the two movable arms are slidably sleeved on the fixed arm, the two sliding arms are in sealing fit with the fixed arm, and the two movable arms can extend or retract relative to the fixed arm; one spring is arranged between the fixed arm and one movable arm and is used for driving the movable arm to extend out relative to the fixed arm, and the other spring is arranged between the fixed arm and the other movable arm and is used for driving the movable arm to extend out relative to the fixed arm. The liquid distribution cavity 212 comprises a first cavity penetrating through the fixed arm and second cavities respectively arranged on the two movable arms, wherein the two second cavities are respectively communicated with two ends of the first cavity, and spray holes 211 are respectively formed in the two movable arms and the fixed arm. So set up, when spray arm 21 moves between two lateral walls in inner bag 100 width direction, when the free arm not with the fillet contact, two free arms all can stretch out relative fixed arm, when the free arm with the fillet contact, under the barrier of fillet, the free arm can shrink relative fixed arm to the change of size in the automatic adaptation inner bag 100 width direction, and then can promote the cleaning performance to four corners of inner bag 100.

FIG. 7 is a cross-sectional view of a support in a spray device in accordance with an embodiment of the present invention; fig. 8 is a schematic structural view of a connector in a shower device according to an embodiment of the present invention. Alternatively, referring to fig. 7 and 8, in the present embodiment, the connecting member 23 can rotate relative to the driving mechanism 3, and an axis of rotation of the connecting member 23 relative to the driving mechanism 3 coincides with an axis of swinging of the connecting member 23 relative to the supporting member 1; the deflection mechanism 4 comprises a first track groove 41 and a first guide post 42 which is slidably inserted into the first track groove 41, and the first track groove 41 extends in a wave shape along a set straight line direction; one of the first track groove 41 and the first guide post 42 is provided to the connection member 23, and the other of the first track groove 41 and the first guide post 42 is provided to the support member 1. Specifically, in the present embodiment, a scheme of providing the first trajectory groove 41 in the support member 1 and providing the first guide post 42 in the connection member 23 is exemplarily given. In this embodiment, the central meridian direction of the first track groove 41 is the same as the set straight line direction, and when the driving mechanism 3 drives the connecting piece 23 to reciprocate along the set straight line direction, the first track groove 41 will guide the first guide post 42 to reciprocate on both sides of the central meridian line thereof, so that the first guide post 42 drives the connecting piece 23 to reciprocate relative to the supporting piece 1, and meanwhile, the connecting piece 23 rotates relative to the driving mechanism 3 to a certain extent, so as to realize the swinging of the spraying assembly 2 relative to the supporting piece 1. In other embodiments, the first guide post 42 may be provided on the support member 1, and the first track groove 41 may be provided on the connection member 23.

It should be noted that the deflection mechanism 4 is capable of driving the spray assembly 2 to oscillate back and forth with respect to the support 1 a plurality of times during one cycle of the drive mechanism 3 driving the spray assembly 2 back and forth with respect to the support 1.

Further, two first track grooves 41 are formed in the support member 1, two first guide posts 42 are formed in the connecting member 23, the two first guide posts 42 are slidably inserted into the two first track grooves 41 respectively, and the two first track grooves 41 are arranged symmetrically with respect to the axis center of the connecting member 23 swinging relative to the support member 1. So configured, when the driving mechanism 3 drives the connecting member 23 to reciprocate along the set linear direction, the connecting member 23 can be guided to swing relative to the supporting member 1 by the two first track grooves 41, so that the stability of the connecting member 23 in the swinging process can be ensured.

In other embodiments, the deflection mechanism 4 includes a deflection cylinder, a first link hinged to a cylinder rod of the deflection cylinder, and a second link hinged to the first link, the second link being fixedly connected to the connecting member 23. The driving mechanism 3 can drive the deflection cylinder and the connecting piece 23 to reciprocate synchronously relative to the supporting piece 1, when the driving structure drives the connecting piece 23 to reciprocate along the set linear direction, the deflection cylinder drives the first connecting rod to extend and retract reciprocally, and the first connecting rod can drive the connecting piece 23 to swing relative to the supporting piece 1 through the second connecting rod, so that the liquid supply pipe 22 and the spray arm 21 are driven to swing synchronously.

FIG. 9 is a schematic view of the structure of the rotating shaft in the spraying device according to the embodiment of the invention; fig. 10 is a schematic structural view of a rotating shaft in a spraying device according to an embodiment of the present invention. Alternatively, referring to fig. 1 to 5, and fig. 9 and 10, the driving mechanism 3 includes a rotation driving member 31, a rotation shaft 32, a second track groove 33, and a second guide post 34. The rotating shaft 32 is rotatably arranged on the supporting member 1, and the rotating driving member 31 is in transmission connection with the rotating shaft 32 and is used for driving the rotating shaft 32 to rotate around a set axis, namely, the axis of the rotating shaft 32 coincides with the set axis; the second track groove 33 is arranged on the outer peripheral surface of the rotating shaft 32; the second guide post 34 is disposed on the connecting member 23, and the second guide post 34 is slidably inserted into the second track groove 33, when the rotating shaft 32 rotates, the connecting member 23 can be restricted to synchronously rotate along with the rotating shaft 32 by matching the first track groove 41 and the first guide post 42, so that the second guide post 34 can be guided by the second track groove 33 and drive the connecting member 23 to reciprocate along a set linear direction, and further the spraying assembly 2 can reciprocate along the set linear direction relative to the supporting member 1. The rotary driving member 31 may be an electric motor, a pneumatic motor, or the like.

Referring to fig. 9, in the present embodiment, the second track groove 33 may extend in a wavy shape along the circumferential direction of the rotating shaft 32, and the second track groove 33 is connected end to end. In this embodiment, the central meridian of the second track groove 33 extends in the same direction as the circumferential direction of the rotating shaft 32, and the curvature of each portion of the second track groove 33 is continuous and smooth, so that the second guide post 34 can slide smoothly in the second track groove 33.

In the present embodiment, the driving mechanism 3 is capable of driving the link 23 to reciprocate in a set linear direction with respect to the support 1 such that the link 23 has an initial position and an extended position. The second track groove 33 includes equal numbers of peaks 331 and valleys 332, and the second guide post 34 is located at the valley 332 of the second track groove 33 when the link 23 is located at the initial position; when the connector 23 is in the extended position, the second guide post 34 is positioned at the peak 331. In this embodiment, the second track groove 33 includes two peaks 331 and two valleys 332, and when the rotating shaft 32 rotates one turn, the second guiding post 34 can reciprocate twice, so that the connecting piece 23 reciprocates twice between the initial position and the extended position, that is, the spraying assembly 2 reciprocates twice along the set linear direction. In other embodiments, the number of peaks 331 and valleys 332 in the second track groove 33 may be one, three, or more than three, as desired.

Optionally, referring to fig. 8, the connecting member 23 includes two parallel push plates 231 disposed at intervals, and a connecting plate 232 connected between the two push plates 231, and the connecting plate 232 is connected to the liquid supply tube 22; the driving mechanism 3 includes two second guide posts 34, the two second guide posts 34 are respectively disposed on the two pushing plates 231, the two second guide posts 34 are disposed symmetrically about the set axis center, and the two second guide posts 34 are slidably inserted into the second track groove 33. So set up, connecting piece 23 is pegged graft through two second guide posts 34 and second track groove 33 slip, can guarantee that the direction of motion of connecting piece 23 is stable, and then guarantees that spray assembly 2 is along the direction stability when setting for straight line direction reciprocating motion.

As an alternative, the second track groove 33 includes two spiral grooves 333 having opposite spiral directions, and the center line of the spiral groove 333 coincides with the center line of the rotation shaft 32. One end of the first spiral groove 333 is communicated with one end of the second spiral groove 333 and smoothly transits, and the other end of the first spiral groove 333 is communicated with the other end of the second spiral groove 333 and smoothly transits. So set up, under the guiding action of first track groove 41 to first guide post 42, two spiral slots 333 can drive connecting piece 23 respectively and follow opposite two direction movements, and then make connecting piece 23 can reciprocate between initial position and extension position, can realize making spraying subassembly 2 along setting for sharp direction reciprocating motion equally.

In other embodiments, the driving mechanism 3 may further include a motor and a screw, where the motor is in driving connection with the screw and is used to drive the screw to rotate, and the connecting piece 23 is in threaded connection with the screw, and the motor can rotate forward and backward, and the motor can drive the connecting piece 23 to reciprocate along the axial direction (the set axis) of the screw through the reciprocating rotation of the motor, so that the spraying assembly 2 reciprocates along the set linear direction.

Alternatively, referring to fig. 1 to 3, the support member 1 has an inner cavity 11, a first opening 12, a second opening 13 and a third opening 14 all communicating with the inner cavity 11, a rotating shaft 32 is disposed through the first opening 12, a liquid supply pipe 22 is disposed through the second opening 13, the third opening 14 is disposed through the water pipe, and a connecting member 23 is disposed in the inner cavity 11. This arrangement facilitates the protection of a portion of the shaft 32 in its inner cavity 11, the whole of the connector 23 and a portion of the feed tube 22 by the support 1. Specifically, in the present embodiment, the supporting member 1 is disposed through the inner container 100, the first opening 12 and the third opening 14 are both located outside the inner container 100, the second opening 13 is located inside the inner container 100, and the rotation driving member 31 is located outside the inner container 100 and is connected to one end of the rotation shaft 32 passing through the first opening 12; the three-way pipe 222 is positioned in the inner cavity 11, one end of the spray connecting pipe 221 is positioned in the inner cavity 11, and the other end passes through the second opening 13 and is connected with the spray arm 21 positioned in the inner container 100; the water line and the water pump are connected and enter the inner cavity 11 through the third opening 14 to communicate with the third port 225 of the tee 222.

Fig. 11 is a schematic structural diagram of a tee in a sprinkler in an embodiment of the present invention. Optionally, referring to fig. 8 and 11, the connecting piece 23 further includes a plug 233 connected to the connecting plate 232; the liquid supply pipe 22 comprises a spray connecting pipe 221 and a three-way pipe 222, the spray connecting pipe 221 is connected with the spray arm 21, the three-way pipe 222 is provided with a first interface 223, a second interface 224 and a third interface 225 which are mutually communicated, the first interface 223 is communicated with the spray connecting pipe 221, the second interface 224 is used for connecting a water pump through a water pipe, and the third interface 225 is in threaded connection with a plug 233. So set up, through end cap 233 and tee pipe 222 threaded connection, be convenient for connecting piece 23 and tee pipe 222 equipment and dismantlement.

It is to be understood that the above examples of the present invention are provided for clarity of illustration only and are not limiting of the embodiments of the present invention. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.

Claims (10)

1. A spray device, comprising:

A support (1);

the spraying assembly (2) is arranged on the supporting piece (1) in a swinging manner, and the spraying assembly (2) can move along a set linear direction relative to the supporting piece (1);

The driving mechanism (3) is in transmission connection with the spraying assembly (2) and is used for driving the spraying assembly (2) to reciprocate along the set linear direction relative to the supporting piece (1);

and the deflection mechanism (4) drives the spraying assembly (2) to swing relative to the support piece (1) when the driving mechanism (3) drives the spraying assembly (2) to reciprocate along the set linear direction relative to the support piece (1).

2. The spraying device according to claim 1, characterized in that the spraying assembly (2) comprises:

a spray arm (21);

a liquid supply pipe (22) connected with the spray arm (21) and used for connecting a water pump through a water pipe;

The connecting piece (23) is connected with the liquid supply pipe (22), the driving mechanism (3) is used for driving the connecting piece (23) to slide along the set linear direction relative to the supporting piece (1), and when the driving mechanism (3) drives the connecting piece (23) to slide along the set linear direction relative to the supporting piece (1), the deflection mechanism (4) drives the connecting piece (23) to swing around the set axis relative to the supporting piece (1), and the set axis extends along the set linear direction.

3. The spray device according to claim 2, characterized in that the spray arm (21) sprays cleaning liquid in a direction perpendicular to the set axis.

4. A spraying device according to claim 3, characterized in that the connection (23) is rotatable about the set axis relative to the drive mechanism (3);

The deflection mechanism (4) comprises a first track groove (41) and a first guide column (42) which is slidably inserted into the first track groove (41), the first track groove (41) extends in a wave shape along the set straight line direction, one of the first track groove (41) and the first guide column (42) is arranged on the connecting piece (23), and the other of the first track groove (41) and the first guide column (42) is arranged on the supporting piece (1).

5. The spraying device according to claim 2, characterized in that the driving mechanism (3) comprises:

A rotation driving member (31);

the rotating shaft (32) is rotatably arranged on the supporting piece (1), and the rotating driving piece (31) is in transmission connection with the rotating shaft (32) and is used for driving the rotating shaft (32) to rotate around the set axis;

A second track groove (33) provided on the outer peripheral surface of the rotating shaft (32);

the second guide column (34) is arranged on the connecting piece (23), the second guide column (34) is slidably inserted into the second track groove (33), and when the rotating shaft (32) rotates, the second track groove (33) can guide the second guide column (34) to reciprocate along the set linear direction.

6. The spraying device according to claim 5, characterized in that the second track groove (33) extends in a wave shape along the circumferential direction of the rotating shaft (32), and the second track groove (33) communicates from the beginning to the end.

7. The spraying device according to claim 5, characterized in that the support (1) has an inner cavity (11), and a first opening (12), a second opening (13) and a third opening (14) which are all in communication with the inner cavity (11), the spindle (32) being arranged through the first opening (12), the liquid supply pipe (22) being arranged through the second opening (13), the third opening (14) being arranged through the water pipe, the connecting piece (23) being arranged in the inner cavity (11).

8. The spraying device according to claim 5, characterized in that said connecting piece (23) comprises two push plates (231) arranged in parallel and spaced apart, and a connecting plate (232) connected between two of said push plates (231), said connecting plate (232) connecting said liquid supply pipes (22);

The driving mechanism (3) comprises two second guide posts (34), the two second guide posts (34) are respectively arranged on the two pushing plates (231), the two second guide posts (34) are symmetrically arranged around the axis center of the rotating shaft (32), and the two second guide posts (34) are slidably inserted into the second track groove (33).

9. The spraying device according to claim 8, characterized in that the connection piece (23) further comprises a plug (233) connected to the connection plate (232);

The liquid supply pipe (22) comprises a spray connecting pipe (221) and a three-way pipe (222), the spray connecting pipe (221) is connected with the spray arm (21), the three-way pipe (222) is provided with a first interface (223), a second interface (224) and a third interface (225) which are communicated with each other, the first interface (223) is communicated with the spray connecting pipe (221), the second interface (224) is used for connecting the water pipe, and the third interface (225) is in threaded connection with the plug (233).

10. A dishwasher, characterized in that the dishwasher comprises the spraying device according to any one of claims 1-9, further comprises a liner (100) and a shelf (200), wherein the spraying device and the shelf (200) are both arranged on the liner (100), the shelf (200) is positioned above the spraying assembly (2), and the set linear direction is the length direction of the liner (100).