CN113171046A

CN113171046A - Dish washing machine

Info

Publication number: CN113171046A
Application number: CN202110606781.9A
Authority: CN
Inventors: 任富佳; 张凯源; 贺晓帆
Original assignee: Hangzhou Robam Appliances Co Ltd
Current assignee: Hangzhou Robam Appliances Co Ltd
Priority date: 2021-05-31
Filing date: 2021-05-31
Publication date: 2021-07-27

Abstract

The invention relates to the technical field of kitchen appliances, in particular to a dish-washing machine. The present invention provides a dishwasher, comprising: the device comprises a shelf, a spray arm and a local reinforced washing mechanism; an accommodating space is formed in the shelf; the spray arm and the local strengthening washing mechanism are both communicated with a water supply mechanism of the dish washing machine, and can spray water into the accommodating space through the spray arm and the local strengthening washing mechanism simultaneously to wash the tableware, so that the washing effect on the tableware is better compared with the mode of singly adopting the spray arm to rotate, spray and wash; in addition local reinforcing in this application washes the mechanism and can set up the lateral wall at the shelf, then the side direction sprays in to accommodation space, consequently can wash the inside that the mechanism directly washed the household utensils through local reinforcing to the household utensils that the opening is great, darker, and the cleaning performance is better. The local reinforcing washing mechanism is installed on the shelf, so the shelf can be taken out firstly when the shelf is disassembled and installed, then the local cleaning mechanism is disassembled and installed, the operation space is larger, and the disassembly and installation are more convenient.

Description

Dish washing machine

Technical Field

The invention relates to the technical field of kitchen appliances, in particular to a dish-washing machine.

Background

The dish washer as one kind of automatic tableware and pot cleaning apparatus consists of mainly casing, inner container, shelf for holding tableware or pot and spraying assembly for spraying water to clean the tableware or pot.

Spraying assembly's on current dish washer the end that sprays is spray arm, and spray arm all sets up on the inner bag, perhaps sets up in the top or the below of shelf, and at the dish washer during operation, spray arm upwards or spray water downwards, but current dish washer sprays the washing through spray arm, and to some bulks ratio, the darker pan of opening, spray arm can only spray the bottom and the outer wall of pan, can't wash the inner wall, leads to wasing unclean, and the cleaning performance is poor.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: the existing dish-washing machine has poor effect on cleaning tableware with larger volume, deeper opening or heavier oil stain.

(II) technical scheme

In order to solve the above technical problem, an embodiment of an aspect of the present invention provides a dishwasher, including: the device comprises a shelf, a spray arm and a local reinforced washing mechanism; an accommodating space is formed in the shelf, and the spray arm is communicated with a water supply mechanism and is used for spraying water into the accommodating space;

the local reinforced washing mechanism is arranged on the shelf; the local strengthening washing mechanism comprises a spray head and a water guide pipe, the water guide pipe is communicated with the water supply mechanism, the spray head is communicated with the water guide pipe, and a water spraying hole is formed in the spray head and faces the accommodating space.

According to one embodiment of the present invention, the water supply mechanism includes a water guide pipe having a first flow passage and a second flow passage independent of each other therein, the first flow passage communicating with the spray arm, and the second flow passage communicating with the water guide pipe.

According to one embodiment of the invention, a closed accommodating cavity is formed in the water conduit, a partition plate is arranged in the accommodating cavity, and the partition plate divides the accommodating cavity into the first flow passage and the second flow passage.

According to an embodiment of the present invention, the dishwasher further includes an on-off valve for controlling the first flow passage and/or the second flow passage to be connected or disconnected.

According to one embodiment of the invention, a first water inlet and a first water outlet which are communicated with the first flow channel are arranged on the water conduit, and a second water inlet and a second water outlet which are communicated with the second flow channel are arranged on the water conduit;

the first flow channel is communicated with the spray arm through a first water outlet, and the second flow channel is communicated with the water guide pipe through a second water outlet;

the switch valve is a shunt valve arranged at the first water inlet and the second water inlet.

According to one embodiment of the invention, the spray head is capable of being rotated by the driving action of the water flow.

According to one embodiment of the invention, a water delivery port is arranged on the water guide pipe, a spraying cavity is formed in the spray head, a through hole corresponding to the water delivery port is formed in the spray head, and the through hole and the water spraying hole are both communicated with the spraying cavity;

the spray head is communicated with the water guide pipe through the matching of the through hole and the water delivery port.

According to one embodiment of the invention, a circle of protrusions extending outwards are formed on the edge of the water delivery port, a ring groove is formed on the outer wall of each protrusion, the protrusions are inserted into the through holes, and the inner walls of the through holes are clamped into the ring grooves.

According to one embodiment of the invention, the protrusion is cylindrical, the through hole is a circular through hole, the protrusion and the through hole are coaxially arranged, and the spray head can rotate around the axis of the protrusion under the driving of water flow.

According to one embodiment of the invention, a plurality of spray heads are connected to the water guide pipe, and the rotation directions of the spray heads are the same; or at least one of the spray heads has the rotation direction opposite to that of the rest spray heads.

According to one embodiment of the invention, the spray head is circular, snowflake or Y-shaped.

According to one embodiment of the invention, a bulge is arranged on the outer wall of one end of the bulge facing the through hole, and the annular groove is formed between the bulge and the water guide pipe;

the outer diameter of the protruding part gradually increases from one end facing the through hole to one end facing the water guide pipe.

According to one embodiment of the invention, the water conduit is plate-shaped, and has a first surface and a second surface which are opposite, the first surface faces the accommodating space, and the water delivery port is opened on the first surface; the second surface is provided with a water inlet, and the water supply mechanism is communicated with the water guide pipe through the water inlet.

According to one embodiment of the invention, the water conduit is detachably connected with the shelf through a clamping mechanism.

According to one embodiment of the invention, the shelf is composed of a plurality of transverse arranged, longitudinal arranged and vertical arranged baffle strips;

the clamping mechanism comprises a buckle, and the buckle is matched with the vertically arranged stop bars to limit the water guide pipe to move along the left and right directions and the front and back directions relative to the shelf.

According to one embodiment of the invention, the buckle comprises a body, the body is arranged on the water guide pipe facing one side of the accommodating space, a second fixing groove is formed in the body, an opening communicated with the second fixing groove is formed in the body, the opening faces the accommodating space, and the vertically arranged barrier strip is clamped into the second fixing groove through the opening.

According to an embodiment of the invention, the buckle further comprises a guide plate, two guide plates are arranged at the opening, a passageway is formed between the two guide plates, and the width of the passageway is gradually increased from one end connected with the body to one end facing the accommodating space.

According to one embodiment of the invention, the junction of the guide plate and the body transitions smoothly.

the clamping mechanism comprises a fixing buckle, and the fixing buckle is matched with the transverse blocking strip to limit the water guide pipe to move up and down relative to the shelf.

According to an embodiment of the present invention, the fixing buckle includes a hook disposed at an upper portion of the water guiding pipe, a first fixing groove is formed between an inner wall of the hook and an upper edge of the water guiding pipe, and the horizontally disposed barrier strip is clamped into the first fixing groove.

The invention has the beneficial effects that: the present invention provides a dishwasher, comprising: the device comprises a shelf, a spray arm and a local reinforced washing mechanism; an accommodating space is formed in the shelf; the spray arm and the local strengthening washing mechanism are both communicated with a water supply mechanism of the dish washing machine, and can spray water into the accommodating space through the spray arm and the local strengthening washing mechanism simultaneously to wash the tableware, so that the washing effect on the tableware is better compared with the mode of singly adopting the spray arm to rotate, spray and wash; in addition local reinforcing in this application washes the mechanism and can set up the lateral wall at the shelf, then sprays in the side direction accommodation space, consequently can wash the inside that the mechanism directly washed the household utensils through local reinforcing to the household utensils that the opening is great, darker, and the cleaning performance is better. The local reinforcing washing mechanism is installed on the shelf, so the shelf can be taken out firstly when the shelf is disassembled and installed, then the local cleaning mechanism is disassembled and installed, the operation space is larger, and the disassembly and installation are more convenient.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic structural diagram of a dishwasher according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of a shelf and a partially reinforced washing mechanism according to an embodiment of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is an enlarged view of portion B of FIG. 2;

FIG. 5 is a perspective view of a partially reinforced wash mechanism in a dishwasher according to an embodiment of the present invention;

FIG. 6 is a perspective view of another perspective of a partially reinforced washing mechanism in a dishwasher according to an embodiment of the present invention;

FIG. 7 is a perspective view of a penstock according to an embodiment of the present invention;

FIG. 8 is a schematic view of the interior of the penstock provided by an embodiment of the present invention;

FIG. 9 is a sectional view showing a partial structure of a dishwasher according to an embodiment of the present invention;

FIG. 10 is an enlarged view of portion C of FIG. 9;

FIG. 11 is an enlarged view of portion D of FIG. 9;

FIG. 12 is an enlarged view of section E of FIG. 9;

FIG. 13 is a perspective view of a spray head in the dishwasher according to the embodiment of the present invention;

fig. 14 is another perspective view of a spray head in a dishwasher according to an embodiment of the present invention.

Icon:

1-a shelf; 11-a stop bar;

2-local intensive washing mechanism; 21-a water conduit; 211-water delivery port; 212-a bump; 2121-ring groove; 2122-a projection; 213-water inlet; 22-a water conduit; 221-a first flow channel; 2211-a first water inlet; 2212-first water outlet; 222-a second flow channel; 2221-a second water inlet; 2222-a second water outlet; 223-a separator; 224-a shunt valve; 23-a spray head; 231-a spray chamber; 232-through holes; 233-water spray hole; 234-flanging;

3-fixing the button; 31-a first fixation groove;

4-buckling; 41-body; 411-a second fixation slot; 42-a guide plate;

5-inner container.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be described in further detail below with reference to the accompanying drawings and detailed description, and the embodiments and features of the embodiments of the present application may be combined with each other without conflict. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 14, one embodiment of the present invention provides a dishwasher, including: the device comprises a shelf 1, a spray arm and a local reinforcing washing mechanism 2; an accommodating space is formed in the shelf 1, and the spray arm is communicated with a water supply mechanism and is used for spraying water into the accommodating space; the local strengthening washing mechanism 2 is arranged on the shelf 1; the local strengthening washing mechanism 2 comprises a spray head 23 and a water guide pipe 21, the water guide pipe 21 is communicated with a water supply mechanism, the water supply mechanism can be a water pump of the dish washing machine, the spray head 23 is communicated with the water guide pipe 21, a water spray hole 233 is arranged on the spray head 23, and the water spray hole 233 faces the accommodating space.

The embodiment provides a dishwasher, comprising: the device comprises a shelf 1, a spray arm and a local reinforcing washing mechanism 2; an accommodating space is formed in the shelf 1; the spray arm and the local reinforced washing mechanism 2 are both communicated with a water supply mechanism of the dish washing machine, and the spray arm and the local reinforced washing mechanism 2 can spray water into the accommodating space simultaneously to wash the tableware, so that the washing effect on the tableware is better compared with the mode of singly adopting the spray arm to rotate, spray and wash; in addition local strengthening in this application washes mechanism 2 can set up the lateral wall at shelf 1, then the water spray in the side direction accommodation space, consequently can wash the inside that mechanism 2 directly washed the household utensils through local strengthening to the household utensils that the opening is great, darker, and the cleaning performance is better. Local reinforcement is washed mechanism 2 and is installed on shelf 1, consequently can take out shelf 1 earlier when dismantling the installation, then carries out local dismantlement and the installation that adds wiper mechanism again, compares in local reinforcement to wash and install on inner bag 5, and operating space is bigger, and it is more convenient to dismantle the installation.

As shown in fig. 7 and 8, the water supply mechanism includes a water conduit 22, a first flow passage 221 and a second flow passage 222 which are independent of each other are provided in the water conduit 22, the first flow passage 221 is communicated with the spray arm, and the second flow passage 222 is communicated with the water conduit 21. This embodiment water supply mechanism still includes the water pump, the delivery port of water pump communicates with first runner 221 and second runner 222 respectively, at the dish washer during operation, the water pump supplies water to the spray arm through first runner 221, the spray arm is to the rotatory water spray of accommodation space, clear up accommodation space's tableware, the water pump still strengthens washing mechanism 2 through second runner 222 and part simultaneously and supplies water, local reinforcement washing mechanism 2 and spray arm are to the inside water spray of accommodation space simultaneously, the cleaning performance to the tableware is better. In the embodiment, water is supplied to the first flow channel 221 and the second flow channel 222 through one water pump, that is, water is supplied to the spray arm and the local intensive washing mechanism 2 through one water pump, so that the structure of the dishwasher can be simplified, and the cost is saved; it should be understood that in this embodiment, the water may be supplied to the first flow channel 221 and the second flow channel 222 by two water pumps, and the purpose of cleaning the dishes by the spray arm and the local strong washing mechanism 2 in this application can be achieved as well, and the purpose of this invention is not departing from the design concept of the present invention, and it should fall within the protection scope of the present invention.

According to an embodiment of the present invention, as shown in fig. 8, a closed accommodating cavity is formed in the water conduit 22, a partition 223 is disposed in the accommodating cavity, and the partition 223 divides the accommodating cavity into the first flow channel 221 and the second flow channel 222; the partition 223 divides the accommodating chamber into the first flow passage 221 and the second flow passage 222 which are independent of each other, and the overall structure is simpler. Optionally, in this embodiment, the partition plate 223 and the water conduit 22 are an integrally formed structure, so that the overall structural strength of the water conduit 22 is higher, and meanwhile, the water conduit 22 is manufactured and formed integrally by a mold, so that the preparation of the water conduit 22 is simpler and more convenient; of course, in this embodiment, the water conduit 22 and the partition 223 may be a split structure, for example, the partition 223 is connected in the water conduit 22 by welding or bonding, or the water conduit 21 is formed by connecting two conduits side by side; in addition, in this embodiment, the first flow channel 221 and the second flow channel 222 are independent from each other, so that the spray arm and the local reinforced washing structure are not affected by each other, even if any one of the spray arm or the local reinforced washing mechanism 2 fails, the operation of the dishwasher can be ensured, and the operation of the dishwasher is more reliable.

According to an embodiment of the present invention, the dishwasher further includes an on-off valve for controlling the first flow passage 221 and/or the second flow passage 222 to be connected or disconnected; in this embodiment, the water conduit 22 is provided with a switch valve, so that the operator can control the switch valve to select different working modes of the dishwasher according to the situation; for example, when the tableware to be cleaned is tableware such as bowls and plates, and oil stains on the surface are less, the switch valve can be controlled to open the first flow channel 221 and close the second flow channel 222, and at the moment, the tableware is cleaned only by the spray arm; of course, in this embodiment, when the requirement of the tableware to be cleaned on the cleaning capability is low, the second flow passage 222 may be opened and the first flow passage 221 may be closed by controlling the on-off valve, and at this time, only the local intensive washing mechanism 2 operates, and the tableware can be cleaned as well.

When the tableware to be cleaned is large in pot and basin size and deep in opening or the tableware with more oil stains on the surface, the first flow channel 221 and the second flow channel 222 can be controlled to be communicated simultaneously through the switch valve, and the tableware in the shelf 1 is cleaned simultaneously through the spray arm and the local reinforced cleaning mechanism 2, so that the cleaning capability is improved, and the higher cleaning requirement is met. In the embodiment, different operation modes can be selected according to different tableware and cleaning requirements by arranging the switch valve, so that water resources can be saved, and the cleaning requirements of the tableware can be met; the tableware can be cleaned more efficiently in an energy-saving way. When the dish is washed, the first flow path 221 and the second flow path 222 may be closed by the switching valve.

As shown in fig. 7 and 8, a first water inlet 2211 and a first water outlet 2212 which are communicated with the first flow channel 221 are arranged on the water conduit 22, and a second water inlet 2221 and a second water outlet 2222 which are communicated with the second flow channel 222 are arranged on the water conduit 22; the first flow passage 221 is communicated with the spray arm through a first water outlet 2212, and the second flow passage 222 is communicated with the aqueduct 21 through a second water outlet 2222; the switch valve is a shunt valve 224 arranged at the first water inlet 2211 and the second water inlet 2221. In this embodiment, the through switch valve is the shunt valve 224, and the shunt valve 224 can control the connection or disconnection of the first flow channel 221 and the second flow channel 222, and can control the opening degrees of the first flow channel 221 and the second flow channel 222 through the shunt valve 224, that is, the flow rates of the first flow channel 222 and the second flow channel 222, so that a user can select a proper cleaning flow rate according to the condition of the tableware to be cleaned, the water resource can be fully utilized, and the waste of the water resource is avoided.

According to an embodiment of the present invention, as shown in fig. 5, 6 and 10, a water delivery opening 211 is provided on the water conduit 21, a spraying cavity 231 is formed in the nozzle 23, a through hole 232 corresponding to the water delivery opening 211 is formed on the nozzle 23, and both the through hole 232 and the water spraying hole 233 are communicated with the spraying cavity 231; the spray head 23 is communicated with the water guide pipe 21 through the matching of the through hole 232 and the water delivery port 211; when the local reinforced washing structure works, the water pump is started, the shunt valve 224 opens the second water inlet 2221, the second flow passage 222 is in a communicated state, the water outlet of the water pump is communicated with the second flow passage 222, the washing water flows into the second flow passage 222 from the second water inlet 2221 and flows in the second flow passage 222, and the washing water enters the water guide pipe 21 through the second water outlet 2222; the washing water in the water guide pipe 21 enters the spray chamber 231 of the spray head 23 through the water delivery port 211 and the through hole 232, and the washing water is sprayed into the accommodating space formed by the shelf 1 through the water spray port of the spray head 23.

As shown in fig. 5 and 6, the water guiding pipe 21 is plate-shaped, the water guiding pipe 21 is transversely arranged, the water guiding pipe 21 has a first surface and a second surface which are opposite to each other, the first surface faces the accommodating space, and the water delivery port 211 is opened on the first surface; the second surface is provided with a water inlet 213, and the water supply mechanism is communicated with the water guide pipe 21 through the water inlet 213; optionally, the second water outlet 2222 of the second flow channel 222 corresponds to the water inlet 213 in position and is communicated with the water inlet 213, and the washing water in the second flow channel 222 flows into the water guide pipe 21 through the second water outlet 2222 and the water inlet 213; in addition, the water guide pipe 21 is arranged to be of a plate-shaped structure, so that the water guide pipe is more convenient to mount on the shelf 1, the occupied space after mounting is smaller, and the space inside the dish washing machine is fully utilized.

According to an embodiment of the present invention, as shown in fig. 5 and 6, each of the nozzles 23 is provided with a plurality of water spraying holes 233, and the plurality of water spraying holes 233 can increase the amount of water sprayed into the rack 1 and the coverage area of the water sprayed, so as to wash dishes in the rack 1 in all directions at multiple angles; as shown in fig. 5 and 6, the water conduit 21 is provided with a plurality of nozzles 23, and the water spraying amount per unit time of the local intensive washing mechanism 2 can be further increased by the plurality of nozzles 23, so as to improve the cleaning capability of the local intensive washing mechanism 2; as shown in fig. 5, four spray heads 23 are arranged on the water conduit 21, two spray heads 23 are respectively arranged at two ends of the water conduit 21, and two spray heads 23 are arranged between the two spray heads 23 at two end portions, so that the water spraying coverage angle of the local strengthening washing mechanism 2 can be improved, and the washing effect on the tableware can be further improved; optionally, a valve may be further disposed in the water conduit 21, the valve may divide a flow channel in the water conduit 21 into two parts, each part of the flow channel is communicated with at least one spray nozzle 23, at this time, the spray nozzles 23 on the corresponding flow channel may be controlled to work through the valve, that is, the spray nozzles 23 on both sides may work independently, so as to further improve the precision control of the dish washing, and avoid the waste of water resources.

It is understood that in other embodiments of the present application, the number of the spray heads 23 disposed on the water conduit 21 may be one, two, three, five, etc., and the distribution manner of the spray heads 23 is not limited to the above embodiments, for example, a plurality of spray heads 23 may be disposed in the middle of the water conduit 21, and no spray heads 23 are disposed at the end of the water conduit 21, which can satisfy the purpose of the present application of cleaning the dishes in the rack 1 by locally reinforcing the spray heads 23 of the washing mechanism 2.

According to an embodiment of the present invention, the spray head 23 can rotate under the driving action of the water flow, and the rotation of the spray head 23 can increase the coverage area of the spray head 23 spraying water, and simultaneously increase the impact force of the water flow, thereby improving the cleaning effect on the tableware. When a plurality of nozzles 23 are arranged, the rotation directions of the plurality of nozzles 23 may be the same, for example, the plurality of nozzles 23 all rotate clockwise, or the plurality of nozzles 23 all rotate counterclockwise; in addition, in this embodiment, if there are a plurality of nozzles 23, the plurality of nozzles 23 may also have different rotation directions, taking four nozzles 23 as an example, two nozzles 23 of the four nozzles 23 rotate clockwise, two nozzles 23 rotate counterclockwise, and the nozzles 23 having the same rotation direction may be arranged at intervals or may be arranged in a continuous manner. In this embodiment, the nozzles 23 may be of an embedded structure, so that the nozzles 23 in different areas rotate in different directions, for example, the inner ring and the outer ring rotate in different directions.

As shown in fig. 5, in the present embodiment, the plurality of spray heads 23 are located in the same plane, and further, the plurality of spray heads 23 uniformly spray water into the shelf 1, it can be understood that when the plurality of spray heads 23 are connected to the water conduit, the plurality of spray heads 23 may not be located in the same plane.

In the embodiment, the spray head 23 is driven to rotate by water flow, so that the spray head 23 is simpler in rotating structure, smaller in occupied space and capable of improving the space utilization rate of the liner; in some other embodiments, the spray heads 23 may be driven by a driving mechanism, such as a motor to drive the spray heads 23 to rotate, when a plurality of spray heads 23 are provided, a plurality of spray heads 23 may be driven to rotate by a motor, or each spray head 23 may be in transmission connection with a motor, and each spray head 23 is driven by a motor alone.

As shown in fig. 5, the nozzle 23 is circular, wherein the surface of the nozzle 23 away from the water conduit 21 is a smooth arc surface, the side facing the water conduit 21 is a plane, and an inner pipe supporting hole is formed on the side of the nozzle 23 facing the water conduit 21; it can be understood that, in this embodiment, the shape of the spray head 23 is not limited to a circular shape, and the spray head 23 may also be a circular y-shape, a snowflake shape, etc., which also can achieve the purpose of locally and intensively cleaning the dishes inside the shelf by spraying water through the spray head 23 in this application.

According to an embodiment of the present invention, as shown in fig. 9 and 10, the edge of the water delivery port 211 is formed with a ring of protrusions 212 extending outward, the outer wall of the protrusions 212 is formed with a ring groove 2121, the protrusions 212 are inserted into the through hole 232, and the inner wall of the through hole 232 is snapped into the ring groove 2121; when the spray head 23 is installed, the through hole 232 of the spray head 23 is aligned to the protrusion 212, then the spray head 23 is pressed, the end part of the protrusion 212 is inserted into the spraying cavity 231, and the edge of the through hole 232 is clamped into the annular groove 2121, so that the problem of translational movement of the spray head 23 is avoided, the spray head 23 is more firmly fixed, and the stability during water spraying is better; preferably, as shown in fig. 14, the edge of the through hole 232 is formed with a flange 234 toward the outside, and the flange 234 is snapped into a groove 2121 on the protrusion 212.

According to an example of the present embodiment, as shown in fig. 10, the protrusion 212 is cylindrical, the through hole 232 is a circular through hole 232, the protrusion 212 and the through hole 232 are coaxially disposed, the nozzle 23 can rotate around the axis of the protrusion 212, as shown in fig. 13 and 14, the flange 234 is circular, the sum of the height of the flange 234 and the wall thickness of the through hole 232 is equal to the width of the ring groove 2121, and the flange 234 is directly snapped into the ring groove 2121 during assembly; like this when the dish washer moves, wash water in the aqueduct 21 enters into the spray chamber 231 inside the shower nozzle 23 through-hole 232 and water delivery port 211, because rivers have certain energy through the pumping, consequently under the impact of rivers, the shower nozzle 23 can rotate along the arch 212 of tube-shape, shower nozzle 23 spun water coverage is wider, it is more even to spray water, when connecting a plurality of shower nozzles 23 on the aqueduct 21, a plurality of shower nozzles 23 set up along the length direction interval of aqueduct 21, the direction of rotation between a plurality of shower nozzles 23 this moment can be the same, also can be different. It can be judged according to the position of the water inlet 213 on the water guide pipe 21 that the rotation directions are the same when the two spray heads 23 are positioned on the same side of the water inlet 213 on the water guide pipe 21, and the rotation directions are different when the two spray heads 23 are positioned on both sides of the water inlet 213.

According to another example of the present invention, the protrusion 212 is a square cylinder, a triangular cylinder or other cylindrical structure, and the through hole 232 is provided with a corresponding shape, in this case, since the protrusion 212 and the through hole 232 on the spray head 23 are not circular, the spray head 23 is fixed and will not rotate under the impact of the water flow.

According to an embodiment of the present invention, as shown in fig. 9 and 10, a convex portion 2122 is provided on an outer wall of the protrusion 212 facing to an end of the through hole 232, and the annular groove 2121 is formed between the convex portion 2122 and the water guiding pipe 21; the outer diameter of the protruding part 2122 gradually increases from the end facing the through hole 232 to the end facing the water conduit 21, and one side of the protruding part 2122 forming the annular groove 2121 forms a step for clamping the inner wall of the through hole 232, in this embodiment, the thickness of the annular groove 2121 is relatively small, and the water conduit 21 is made of a material with a certain deformation capability, such as plastic or flexible metal; therefore, when mounting, the protrusion 212 can be inserted into the head 23 by directly pressing the head 23, and the edge of the through-hole 232 is caught in the ring groove 2121; meanwhile, in this embodiment, the outer diameter of the protruding portion 2122 gradually increases from the end facing the through hole 232 to the end facing the water conduit 21, so that the protruding portion 2122 forms a guiding inclined surface, when the nozzle 23 is installed, the guiding inclined surface contacts with the inner wall of the through hole 232, which can guide the installation of the nozzle 23, and the installation of the nozzle 23 is more labor-saving.

According to one embodiment of the invention, the water conduit 21 is detachably connected with the shelf 1 through a clamping mechanism, so that the local reinforcing washing mechanism 2 can be detached from the shelf 1, and the maintenance and the replacement are convenient. Optionally, as shown in fig. 1 and 2, the shelf 1 is composed of a plurality of transverse, longitudinal and vertical stop strips 11; the transverse barrier strips 11 are longitudinally connected to form a frame structure, the plurality of transverse barrier strips 11 and the plurality of longitudinal barrier strips 11 are mutually crossed and vertically connected to form the bottom of the shelf 1 in the frame structure, the transverse barrier strips 11 and the longitudinal barrier strips 11 also form a frame structure on the upper side of the bottom of the shelf 1, the plurality of vertically arranged longitudinal barrier strips 11 are connected between the bottom of the shelf 1 and the top of the shelf 1 to form the shelf 1 with an open upper end, and an accommodating space for accommodating tableware is formed inside the shelf 1; preferably, in this embodiment, the middle transverse barrier 11 and the middle vertical barrier 11, and the middle longitudinal barrier 11 and the middle vertical barrier 11 are all of an integrated structure, that is, two ends of the transverse barrier 11 are bent upward to form the vertical barrier 11, and two ends of the longitudinal barrier 11 are bent upward to form the vertical barrier 11.

According to an embodiment of the present invention, the latch mechanism fixing buckle 3, the fixing buckle 3 cooperates with the transverse barrier 11 to limit the water conduit 21 from moving up and down relative to the shelf 1.

As shown in fig. 2, 3, 5 and 6, the fixing buckle 3 includes a hook disposed at an upper portion of the water conduit 21, a first fixing groove 31 is formed between an inner wall of the hook and an upper edge of the water conduit 21, and the horizontally disposed barrier strip 11 is clamped into the first fixing groove 31; the width of the first fixing groove 31 is the same as the width of the transverse barrier 11, that is, the width or diameter of the transverse barrier 11 is slightly smaller than the width of the first fixing groove 31, so as to fix the transverse barrier 11 in the first fixing groove 31, thereby limiting the up-and-down movement of the water guide pipe 21.

According to another embodiment of the present invention, the clamping mechanism comprises a buckle 4, and the buckle 4 cooperates with the vertically arranged stop bar 11 to limit the left and right movement and the front and back movement of the water conduit 21 relative to the shelf 1. As shown in fig. 3, 4 and 12, the buckle 4 includes a body 41, the body 41 is disposed on the aqueduct 21 facing one side of the accommodating space, a second fixing groove 411 is formed in the body 41, an opening communicated with the second fixing groove 411 is disposed on the body 41, the opening faces the accommodating space, and the vertically-arranged barrier strip 11 is clamped into the second fixing groove 411 through the opening. In this embodiment, the buckle 4 is engaged with the vertically disposed stop bar 11, wherein the body 41 has an opening formed on one side thereof, and the vertically disposed stop bar 11 is pressed into the second fixing slot 411 through the opening. As shown in fig. 12, in the present embodiment, the vertically arranged barrier strips 11 are circular metal wires, so that the shape of the second fixing groove 411 is circular, and the size of the second fixing groove is slightly larger than the size of the barrier strips 11. It can be understood that, when the cross-sectional shape of the vertically arranged barrier 11 is other shapes, the shape of the corresponding second fixing groove 411 is also changed accordingly, for example, when the vertically arranged barrier 11 is triangular, the corresponding second fixing groove 411 may be triangular, and of course, the second fixing groove 411 may also be other shapes as long as the second fixing groove 411 can fix the vertically arranged barrier 11 not to move left and right; as shown in fig. 5, the shape of the body 41 refers to a cross-sectional shape of the body 41 or a top-view projection shape of the body 41, and the body 41 has a certain length, and the length direction of the body 41 is along the extending direction of the barrier strip 11 (i.e. the width direction of the water conduit 21).

As shown in fig. 2, 3 and 12, in the present embodiment, the second surface of the water guide pipe 21 is connected to the inner wall of the rear end of the shelf 1, and the opening of the second fixing groove 411 faces the accommodating space, that is, the rear end of the second fixing groove 411 is a closed structure, so that the stopper 11 of the rear end of the shelf 1 contacts the second surface of the water guide pipe 21 to limit the water guide pipe 21 from moving backwards, and if the water guide pipe 21 moves forwards, the bottom wall of the second fixing groove 411 also contacts the vertically arranged stopper 11 to limit the water guide pipe 21 from moving forwards; therefore, the water guide pipe 21 can be restricted from moving forward, backward, leftward and rightward relative to the shelf 1 by the buckle 4. The movement of the water guide pipe 21 in all directions can be limited through the combined action of the buckle 4 and the fixing buckle 3, and then the water guide pipe 21 is fixed.

As shown in fig. 4 and 12, the buckle 4 further includes two guide plates 42, two guide plates 42 are disposed at the opening, a passageway is formed between the two guide plates 42, the width of the passageway gradually increases from one end connected to the body 41 to one end facing the accommodating space, that is, a flaring structure is formed between the two guide plates 42, and it is simpler and easier to press the barrier strip 11 into the second fixing groove 411 through the flaring structure.

Further, as shown in fig. 4 and 12, the connection between the guide plate 42 and the body 41 is in smooth transition, and preferably, the connection between the guide plate 42 and the body 41 is in arc transition, so that when the stopper 11 is pressed into the second fixing groove 411 through the opening, the resistance is less, and the water guide pipe 21 is more easily assembled and fixed.

According to another embodiment of the present invention, the clamping mechanism comprises a buckle 4 and a fixing buckle 3, the fixing buckle 3 cooperates with the transverse barrier strip 11 to limit the water conduit 21 from moving up and down relative to the shelf 1; the buckle 4 is matched with the vertically arranged barrier strip 11 to limit the water guide pipe 21 to move left and right relative to the shelf 1; the fixing buckle 3 is in clamping fit with the transverse blocking strip 11 positioned at the upper end to limit the water guide pipe 21 to move up and down, and meanwhile, the buckle 4 is in clamping fit with the vertical blocking strip 11 to limit the left and right movement and the front and back movement of the water guide pipe 21, so that the water guide pipe 21 cannot fall off and move in operation. In this embodiment, the structures of the buckle 4 and the fixing buckle 3 are the same as those in the two embodiments, and are not described again.

According to one embodiment of the present invention, as shown in fig. 2 to 6 and 9 to 12; the water guide pipe 21 is transversely arranged, one fixing buckle 3 (namely a hook) is arranged and arranged on the edge of the upper end of the middle part of the water guide pipe 21, two buckles 4 are arranged, and the two buckles 4 are arranged on the first surface of the water guide pipe 21 and are symmetrically arranged relative to the hook. In the present embodiment, as shown in fig. 1, the local reinforced washing mechanism 2 is mounted at the rear of the rack 1 and is located at the lower position of the dishwasher, and the water conduit 22 is fixed at the back of the inner container 5.

The assembly process of the partial reinforced washing structure will be described with reference to the accompanying drawings.

Aligning the through hole 232 of the nozzle 23 with the cylindrical protrusion 212, clamping the protrusion 212 into the through hole 232, pressing the nozzle 23, moving the inner wall of the through hole 232 inwards along the guide slope on the protrusion 212, and clamping into the annular groove 2121; then, aligning the opening of the second fixing groove 411 with the vertically arranged barrier strip 11, hanging the hook on the horizontally arranged barrier strip 11 on the uppermost layer, then pushing the aqueduct 21, and clamping the vertically arranged barrier strip 11 into the second fixing groove 411 through the opening; meanwhile, the position of the hook is adjusted to enable the baffle strip 11 which is set to be very desirable to be clamped into the first fixing groove 31, and the fixing of the water guide pipe 21 is completed.

In the description of the present invention, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the communication may be direct, indirect via an intermediate medium, or internal to both elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. A dishwasher, comprising: the device comprises a shelf (1), a spray arm and a local reinforced washing mechanism (2); an accommodating space is formed in the shelf (1), and the spray arm is communicated with a water supply mechanism and is used for spraying water into the accommodating space;

the local reinforced washing mechanism (2) is arranged on the shelf (1); local reinforcement washing mechanism (2) are including shower nozzle (23) and aqueduct (21), aqueduct (21) and water supply mechanism intercommunication, shower nozzle (23) with aqueduct (21) intercommunication, be equipped with hole for water spraying (233) on shower nozzle (23), hole for water spraying (233) orientation accommodation space.

2. The dishwasher of claim 1, wherein the water supply mechanism comprises a water conduit (22), the water conduit (22) having a first flow passage (221) and a second flow passage (222) independent of each other, the first flow passage (221) communicating with the spray arm, the second flow passage (222) communicating with the water conduit (21).

3. The dishwasher of claim 2, wherein a closed receiving chamber is formed in the water conduit (22), and a partition (223) is disposed in the receiving chamber, wherein the partition (223) divides the receiving chamber into the first flow passage (221) and the second flow passage (222).

4. The dishwasher of claim 2 or 3, further comprising an on-off valve for controlling the first and/or second flow passages (221, 222) to be connected or disconnected.

5. The dishwasher of claim 4, wherein the water conduit (22) is provided with a first water inlet (2211) and a first water outlet (2212) communicated with the first flow passage (221), and the water conduit (22) is provided with a second water inlet (2221) and a second water outlet (2222) communicated with the second flow passage (222);

the first flow passage (221) is communicated with the spray arm through a first water outlet (2212), and the second flow passage (222) is communicated with the water guide pipe (21) through a second water outlet (2222);

the switch valve is a shunt valve (224) arranged at the first water inlet (2211) and the second water inlet (2221).

6. The dishwasher of claim 1, wherein the spray head is rotatable under the driving action of the water flow.

7. The dishwasher of claim 2, 3, 5 or 6, characterized in that the water conduit (21) is provided with a water delivery port (211), a spraying cavity (231) is formed in the spray head (23), a through hole (232) corresponding to the water delivery port (211) is formed in the spray head (23), and both the through hole (232) and the water spray hole (233) are communicated with the spraying cavity (231);

the spray head (23) is communicated with the water guide pipe (21) through the matching of the through hole (232) and the water delivery port (211).

8. The dishwasher of claim 7, characterized in that the edge of the water delivery port (211) is formed with a ring of protrusions (212) extending outward, a ring groove (2121) is formed on the outer wall of the protrusions (212), the protrusions (212) are inserted into the through-hole (232), and the inner wall of the through-hole (232) is snapped into the ring groove (2121).

9. The dishwasher of claim 8, wherein the protrusion (212) is cylindrical, the through hole (232) is a circular through hole (232), the protrusion (212) and the through hole (232) are coaxially arranged, and the spray head (23) can rotate around the axis of the protrusion (212) under the driving of water flow.

10. The dishwasher of claim 9, wherein a plurality of spray heads (23) are connected to the water guide duct (21), and the rotation directions of the plurality of spray heads (23) are the same; or at least one of the spray heads (23) has the rotation direction opposite to that of the rest spray heads (23).

11. The dishwasher of claim 9, characterized in that the spray head (23) is circular, snowflake or Y-shaped.

12. The dishwasher of claim 8, characterized in that the outer wall of the protrusion (212) facing the end of the through hole (232) is provided with a protrusion (2122), and the protrusion (2122) and the water conduit (21) form the annular groove (2121) therebetween;

the outer diameter of the protrusion (2122) gradually increases from one end facing the through hole (232) to one end facing the water guide pipe (21).

13. The dishwasher of claim 7, characterized in that the water conduit (21) has a plate shape, the water conduit (21) having a first surface and a second surface opposite to each other, the first surface facing the receiving space, the water delivery port (211) opening at the first surface; the second surface is provided with a water inlet (213), and the water supply mechanism is communicated with the water guide pipe (21) through the water inlet (213).

14. The dishwasher of claim 1, characterized in that the water conduit (21) is detachably connected to the rack (1) by a snap-in mechanism.

15. The dishwasher of claim 14, characterized in that the rack (1) is composed of several transverse, longitudinal and vertical bars (11);

the clamping mechanism comprises a buckle (4), the buckle (4) is matched with the vertical gear bars (11) to limit the water guide pipe (21) to move along the left and right directions and the front and back directions relative to the shelf (1).

16. The dishwasher of claim 15, characterized in that the buckle (4) comprises a body (41), the body (41) is arranged on the water conduit (21) facing one side of the accommodating space, a second fixing groove (411) is formed in the body (41), an opening communicated with the second fixing groove (411) is arranged on the body (41), the opening faces the accommodating space, and the vertically arranged barrier strip (11) is clamped into the second fixing groove (411) through the opening.

17. The dishwasher of claim 16, characterized in that the catch (4) further comprises a guide plate (42), two guide plates (42) being provided at the opening, a passage being formed between the two guide plates (42), the width of the passage increasing from the end connected to the body (41) to the end facing the receiving space.

18. The dishwasher of claim 17, characterized in that the junction of the guide plate (42) and the body (41) transitions smoothly.

19. The dishwasher of claim 14, characterized in that the rack (1) is composed of several transverse, longitudinal and vertical bars (11);

the clamping mechanism comprises a fixing buckle (3), the fixing buckle (3) is matched with the transverse blocking strip (11) to limit the water guide pipe (21) to move up and down relative to the shelf (1).

20. The dishwasher of claim 19, characterized in that the fixing button (3) comprises a hook disposed at the upper portion of the water guide pipe (21), a first fixing groove (31) is formed between the inner wall of the hook and the upper edge of the water guide pipe (21), and the horizontally disposed barrier strip (11) is snapped into the first fixing groove (31).